* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * * [misc]points:  Sampling 256 additional inputs, on iter 0 have 0 / 256
* * * * [misc]points:  Computing exacts on every 16 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 8 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 4 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 2 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 256 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 86 additional inputs, on iter 1 have 170 / 256
* * * * [misc]points:  Computing exacts on every 5 of 86 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 2 of 86 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 86 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 34 additional inputs, on iter 2 have 222 / 256
* * * * [misc]points:  Computing exacts on every 2 of 34 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 34 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 11 additional inputs, on iter 3 have 245 / 256
* * * * [misc]points:  Computing exacts for 11 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 4 additional inputs, on iter 4 have 255 / 256
* * * * [misc]points:  Computing exacts for 4 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 257 points with exact outputs
* * * [misc]progress:  [2/2] Setting up program.
* [misc]progress:  [Phase 2 of 3] Improving.
* [enter]simplify:  Simplifying (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (69 enodes)
* * [misc]simplify:  iters left: 3 (185 enodes)
* * [misc]simplify:  iters left: 2 (403 enodes)
* [exit]simplify:  Simplified to (* (+ (- d4 d3) (- d2 d1)) d1)
* * [misc]progress:  iteration 1 / 4
* * * [misc]progress:  picking best candidate
* [misc]none:  Fresh alts: 2
* [misc]none:  All alts: 2
* [misc]none:  Fresh alt: (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* [misc]none:  Fresh alt: (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1))
* [misc]none:  Fresh alt indices
* [misc]none:  (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))): 0
* [misc]none:  (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1)): 1
* [misc]none:  Best fresh alt per point
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* [misc]none:  (2.7597391127907497e+71 -7.118598439306926e-163 -2.2865977636868453e-254 1.1957797731550026e+135): 0
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* [misc]none:  (1.2092015360447625e-157 1.5524909593616506e+112 -2.5578053234776403e+23 -3.3084323579057188e-170): 0
* [misc]none:  (3.724041520589833e-284 -2.8973136526635775e+139 1.6313427551474431e+72 7.032956449643419e+110): 0
* [misc]none:  (-2.3966795619314438e-229 3.622990649977049e+40 -3403184440379.1104 1.3425678178732274e+191): 0
* [misc]none:  (4.492344930614623e-159 -2.0578930400131563e-98 4.6712667890843233e+285 2.7744217646447177e-275): 0
* [misc]none:  (1.2241252209715087e-199 -2.4581914514852984e-170 -2.452783291215729e+221 -1.440291755770294e-266): 0
* [misc]none:  (5.33153487832989e+22 -3.2665770299303125e-270 -2.7010102997806336e+107 1.483166556404514e+211): 0
* [misc]none:  (1.4056840441261273e+25 2.9806918698583785e+31 -9.07976210977117e-191 -1.3463366907780727e+48): 0
* [misc]none:  All alt indices
* [misc]none:  (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))): 0
* [misc]none:  (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1)): 1
* [misc]none:  Best alt per point
* [misc]none:  (-1.710891347111095e+65 1.109183979373587e-272 -95471028.83194529 6.004936306705295e-110): 0
* [misc]none:  (8.294384364281815e-166 -4.294658639193503e+299 -3.609531323585135e-126 -2.089955443635325e+288): 0
* [misc]none:  (1.0294793343080105e-108 -2.684411131398964e+265 -2.5041953744318214e+210 -1.0986546537238249e-156): 0
* [misc]none:  (2.7597391127907497e+71 -7.118598439306926e-163 -2.2865977636868453e-254 1.1957797731550026e+135): 0
* [misc]none:  (5.206564886451975e-85 -6.359852651553978e-200 9.481987884391168e+225 -7.066717267579084e+139): 0
* [misc]none:  (-8.814952711799738e-99 1.65558224932079e-164 4.902350348965691e+236 -3.1225223769517084e+20): 0
* [misc]none:  (-2.928514894158283e+116 -4.564163106281563e-296 -4.5204378437603775e-262 -2.812487984084131e-191): 0
* [misc]none:  (1.390590216241818e-222 -7.0050135130091664e-155 9.23580990204306e-115 -1.1306337922974638e+101): 0
* [misc]none:  (-4.466731802974746e-105 -2.080381427940704e+57 6.986770308235597e-138 -1.857697348799804e+216): 0
* [misc]none:  (-1.0354203145983576e-138 -1.6580563833114584e-212 1.1262089272102392e+160 -7.614574715378863e+82): 0
* [misc]none:  (-5.3975671388677825e-235 -7.947242462837804e+250 -7.902978876781646e-66 1.4127071290020058e-287): 0
* [misc]none:  (4.8176275876640045e-253 -6.042733502121478e-283 -8.017312837748922e-49 2.9982638638138104e-218): 0
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* [misc]none:  (3.2509480891495596e-283 1.2122993581673724e+246 -2.345777876205019e+202 3939564299703.1377): 0
* [misc]none:  (7.276790202766627e-301 -1.626718770470268e-300 -6.998121692638659e-08 3.041780935730506e-34): 0
* [misc]none:  (7.390132388943251e-80 1.3957602941693855e-49 4.285848321626996e+268 2.2354450955184464e-303): 0
* [misc]none:  (4.38593704788044e-55 4.538528580096745e+256 1.9283445650398494e-302 -6.041734179697997): 0
* [misc]none:  (6.518905991610332e-133 5.3194678137136805e+131 -6.653716387428423e+299 -1.8403918230246647e+174): 0
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* [misc]none:  (-1.1006480359267765e-71 4.5779060099920917e-17 8.583739956121865e-308 -3.5994403684981127e-10): 1
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* [misc]none:  (4.885415499003671e-269 -4.491308108907964e+45 446772345732203.44 -5.538386719087659e+171): 0
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* [misc]none:  (-8.866739439226667e-273 1.3470733434393441e-14 -4.176800857433437e+211 -2.825162850246462e+49): 0
* [misc]none:  (5.189166453459553e-135 1.4373294578855835e+256 4.823582423963228e-35 -1.441565661830703e+124): 0
* [misc]none:  (-1.1362331792365873e+75 -173641063832.00497 -2.0925481350760477e+232 -5.137492599686409e-299): 0
* [misc]none:  (-4.757236139123545e-252 3.204374284906914e+228 4.351554933921603e-249 -4.535010461569696e+162): 0
* [misc]none:  (6.416725586436791e+40 1.6015687094578885e-114 7.162982178700667e-143 -1.1687078108307076e-251): 0
* [misc]none:  (-5.994149136555116e-303 -5.221874393833239e-308 -2.8418422012851154e+231 -9.100671468383818e+151): 0
* [misc]none:  (2.1811945854006548e-306 -1.499889551426252e-293 -8788459652460304.0 6.744044543218371): 0
* [misc]none:  (-3.08247001214476e-37 -2.843359003146651e-110 -7.190691526842674e-26 -6.685251997932164e-26): 1
* [misc]none:  (-3.472329309191249e-220 1.3008689232014965e+38 -8.226818455360327e-246 3.490340941226529e+86): 0
* [misc]none:  (1.2092015360447625e-157 1.5524909593616506e+112 -2.5578053234776403e+23 -3.3084323579057188e-170): 0
* [misc]none:  (3.724041520589833e-284 -2.8973136526635775e+139 1.6313427551474431e+72 7.032956449643419e+110): 0
* [misc]none:  (-2.3966795619314438e-229 3.622990649977049e+40 -3403184440379.1104 1.3425678178732274e+191): 0
* [misc]none:  (4.492344930614623e-159 -2.0578930400131563e-98 4.6712667890843233e+285 2.7744217646447177e-275): 0
* [misc]none:  (1.2241252209715087e-199 -2.4581914514852984e-170 -2.452783291215729e+221 -1.440291755770294e-266): 0
* [misc]none:  (5.33153487832989e+22 -3.2665770299303125e-270 -2.7010102997806336e+107 1.483166556404514e+211): 0
* [misc]none:  (1.4056840441261273e+25 2.9806918698583785e+31 -9.07976210977117e-191 -1.3463366907780727e+48): 0
* [misc]none:  Picked alt (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* * * * [misc]pick:  Picked  #<alt-event (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 3 ] rewriting at (2 1)
* * * * [misc]progress:  [ 2 / 3 ] rewriting at (2 1 1)
* * * * [misc]progress:  [ 3 / 3 ] rewriting at (2)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 d2) into 0
* [misc]backup-simplify:  Simplify (* 0 d3) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d2)) into d2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d3)) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (- d2 d3) d4) into (- (+ d4 d2) d3)
* [misc]taylor:  Taking taylor expansion of (- (+ d4 d2) d3) in d2
* [misc]taylor:  Taking taylor expansion of (+ d4 d2) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ 1 d4) 1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) into (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1)))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 d3)) (* 1 (/ 1 (/ 1 d1)))))) (* 1 (* (/ 1 (/ 1 d4)) (* 1 (* 1 (/ 1 (/ 1 d1)))))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* [misc]approximate:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ -1 d4) -1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) into (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1))))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 (- d3))) (* 1 (/ 1 (/ 1 (- d1))))))) (* 1 (* (/ 1 (/ 1 (- d4))) (* 1 (* 1 (/ 1 (/ 1 (- d1))))))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in (d1 d2 d3) around 0
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (* 0 d2) into 0
* [misc]backup-simplify:  Simplify (* 0 d3) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d2)) into d2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d3)) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* -1 (* d3 (* 1 d1))) (* 1 (* 1 (* d2 d1)))) into (- (* d1 d2) (* d1 d3))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in (d1 d2 d3) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d2))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1))))) (* -1 (* (/ 1 (/ 1 d3)) (* 1 (/ 1 (/ 1 d1)))))) into (- (* d1 d2) (* d1 d3))
* [misc]approximate:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in (d1 d2 d3) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1)))))) (* -1 (* (/ 1 (/ 1 (- d3))) (* 1 (/ 1 (/ 1 (- d1))))))) into (- (* d1 d2) (* d1 d3))
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (* d1 d2) (* d1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 0 d2) into 0
* [misc]backup-simplify:  Simplify (* 0 d3) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d2)) into d2
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d3)) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (- d2 d3) d4) into (- (+ d4 d2) d3)
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (+ d4 d2) d3) 0) into (- (+ d2 d4) d3)
* [misc]taylor:  Taking taylor expansion of (- (+ d2 d4) d3) in d2
* [misc]taylor:  Taking taylor expansion of (+ d2 d4) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d2))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* 1 (* d3 (* 1 d1)))) (+ (* 1 (* 1 (* 1 (* d2 d1)))) (* -1 (pow (* 1 (* 1 (* 1 d1))) 2)))) into (- (* d1 d2) (+ (* d1 d3) (pow d1 2)))
* [misc]approximate:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) (* (/ 1 d1) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 d1) (/ 1 d2)) (* (/ 1 d1) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d2)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d1) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ 1 d4) 1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) into (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) 0) into (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d2))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1)))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 d3)) (* 1 (/ 1 (/ 1 d1)))))) (* 1 (* (/ 1 (/ 1 d4)) (* 1 (* 1 (/ 1 (/ 1 d1)))))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* [misc]approximate:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) (* (/ 1 (- d1)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (/ 1 (- d1)) (/ 1 (- d2))) (* (/ 1 (- d1)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d1)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d2)) into (/ 1 d2)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ -1 d4) -1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) into (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) 0) into (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d3))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1))))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 (- d3))) (* 1 (/ 1 (/ 1 (- d1))))))) (* 1 (* (/ 1 (/ 1 (- d4))) (* 1 (* 1 (/ 1 (/ 1 (- d1))))))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (log (* (/ (exp (* d1 d2)) (exp (* d1 d3))) (exp (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ (exp (* d1 d2)) (exp (* d1 d3))) (exp (* d4 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (116 enodes)
* * [misc]simplify:  iters left: 1 (180 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (pow (exp d1) (+ d4 (- d2 d3)))
* * * * [misc]progress:  [ 2 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (log (* (exp (- (* d1 d2) (* d1 d3))) (exp (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (exp (- (* d1 d2) (* d1 d3))) (exp (* d4 d1)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (57 enodes)
* * [misc]simplify:  iters left: 3 (104 enodes)
* * [misc]simplify:  iters left: 2 (170 enodes)
* * [misc]simplify:  iters left: 1 (261 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- d4 (- d3 d2)))
* [exit]simplify:  Simplified to (pow (exp d1) (- d4 (- d3 d2)))
* * * * [misc]progress:  [ 3 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (pow (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) 1) (* d1 d1)))>
* * * * [misc]progress:  [ 4 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (exp (log (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (80 enodes)
* * [misc]simplify:  iters left: 2 (121 enodes)
* * [misc]simplify:  iters left: 1 (148 enodes)
* [exit]simplify:  Simplified to (log (* (- d2 (- d3 d4)) d1))
* [exit]simplify:  Simplified to (log (* (- d2 (- d3 d4)) d1))
* * * * [misc]progress:  [ 5 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (log (exp (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (60 enodes)
* * [misc]simplify:  iters left: 3 (128 enodes)
* * [misc]simplify:  iters left: 2 (206 enodes)
* * [misc]simplify:  iters left: 1 (306 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d4 d2) d3))
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d4 d2) d3))
* * * * [misc]progress:  [ 6 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (cbrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (cbrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (cbrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (cbrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (77 enodes)
* * [misc]simplify:  iters left: 2 (117 enodes)
* * [misc]simplify:  iters left: 1 (142 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* (- d4 (- d3 d2)) d1)) (cbrt (* (- d4 (- d3 d2)) d1)))
* [exit]simplify:  Simplified to (* (cbrt (* (- d4 (- d3 d2)) d1)) (cbrt (* (- d4 (- d3 d2)) d1)))
* [enter]simplify:  Simplifying (cbrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (115 enodes)
* * [misc]simplify:  iters left: 1 (138 enodes)
* [exit]simplify:  Simplified to (cbrt (* (- d4 (- d3 d2)) d1))
* [exit]simplify:  Simplified to (cbrt (* (- d4 (- d3 d2)) d1))
* * * * [misc]progress:  [ 7 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (cbrt (* (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (146 enodes)
* [exit]simplify:  Simplified to (pow (* (+ (- d2 d3) d4) d1) 3)
* [exit]simplify:  Simplified to (pow (* (+ (- d2 d3) d4) d1) 3)
* * * * [misc]progress:  [ 8 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (115 enodes)
* * [misc]simplify:  iters left: 1 (138 enodes)
* [exit]simplify:  Simplified to (sqrt (* (- d4 (- d3 d2)) d1))
* [exit]simplify:  Simplified to (sqrt (* (- d4 (- d3 d2)) d1))
* [enter]simplify:  Simplifying (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (115 enodes)
* * [misc]simplify:  iters left: 1 (138 enodes)
* [exit]simplify:  Simplified to (sqrt (* (- d4 (- d3 d2)) d1))
* [exit]simplify:  Simplified to (sqrt (* (- d4 (- d3 d2)) d1))
* * * * [misc]progress:  [ 9 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (+ (pow (- (* d1 d2) (* d1 d3)) 3) (pow (* d4 d1) 3)) (+ (* (- (* d1 d2) (* d1 d3)) (- (* d1 d2) (* d1 d3))) (- (* (* d4 d1) (* d4 d1)) (* (- (* d1 d2) (* d1 d3)) (* d4 d1))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ (pow (- (* d1 d2) (* d1 d3)) 3) (pow (* d4 d1) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (83 enodes)
* * [misc]simplify:  iters left: 3 (301 enodes)
* [exit]simplify:  Simplified to (+ (pow (* d1 d4) 3) (pow (* d1 (- d2 d3)) 3))
* [exit]simplify:  Simplified to (+ (pow (* d1 d4) 3) (pow (* d1 (- d2 d3)) 3))
* [enter]simplify:  Simplifying (+ (* (- (* d1 d2) (* d1 d3)) (- (* d1 d2) (* d1 d3))) (- (* (* d4 d1) (* d4 d1)) (* (- (* d1 d2) (* d1 d3)) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (105 enodes)
* * [misc]simplify:  iters left: 3 (398 enodes)
* [exit]simplify:  Simplified to (- (* (* d4 d1) (* d4 d1)) (* (* (- d2 d3) (* d1 d1)) (+ (- d4 d2) d3)))
* [exit]simplify:  Simplified to (- (* (* d4 d1) (* d4 d1)) (* (* (- d2 d3) (* d1 d1)) (+ (- d4 d2) d3)))
* * * * [misc]progress:  [ 10 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* 1 (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (* d1 d1)))>
* * * * [misc]progress:  [ 11 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (- (* d1 d2) (* d1 d3)) (- (* d1 d2) (* d1 d3))) (* (* d4 d1) (* d4 d1))) (- (- (* d1 d2) (* d1 d3)) (* d4 d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (- (* d1 d2) (* d1 d3)) (- (* d1 d2) (* d1 d3))) (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (79 enodes)
* * [misc]simplify:  iters left: 3 (264 enodes)
* [exit]simplify:  Simplified to (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))
* [exit]simplify:  Simplified to (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))
* [enter]simplify:  Simplifying (- (- (* d1 d2) (* d1 d3)) (* d4 d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (81 enodes)
* * [misc]simplify:  iters left: 2 (133 enodes)
* * [misc]simplify:  iters left: 1 (185 enodes)
* [exit]simplify:  Simplified to (* (- (- d2 d3) d4) d1)
* [exit]simplify:  Simplified to (* (- (- d2 d3) d4) d1)
* * * * [misc]progress:  [ 12 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* d1 d2) (+ (- (* d1 d3)) (* d4 d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ (- (* d1 d3)) (* d4 d1))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (24 enodes)
* [exit]simplify:  Simplified to (* (- d4 d3) d1)
* [exit]simplify:  Simplified to (* (- d4 d3) d1)
* * * * [misc]progress:  [ 13 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* d1 d2) (+ (- (* d1 d3)) (* d4 d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ (- (* d1 d3)) (* d4 d1))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (24 enodes)
* [exit]simplify:  Simplified to (* (- d4 d3) d1)
* [exit]simplify:  Simplified to (* (- d4 d3) d1)
* * * * [misc]progress:  [ 14 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (- (* d1 d2) (- (* d1 d3) (* d4 d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* d1 d3) (* d4 d1))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (19 enodes)
* * [misc]simplify:  iters left: 1 (24 enodes)
* [exit]simplify:  Simplified to (* (- d3 d4) d1)
* [exit]simplify:  Simplified to (* (- d3 d4) d1)
* * * * [misc]progress:  [ 15 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* d4 d1) (- (* d1 d2) (* d1 d3))) (* d1 d1)))>
* * * * [misc]progress:  [ 16 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (log (/ (exp (* d1 d2)) (exp (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (exp (* d1 d2)) (exp (* d1 d3)))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (31 enodes)
* * [misc]simplify:  iters left: 1 (45 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- d2 d3))
* [exit]simplify:  Simplified to (pow (exp d1) (- d2 d3))
* * * * [misc]progress:  [ 17 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (pow (- (* d1 d2) (* d1 d3)) 1) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 18 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (exp (log (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (- (* d1 d2) (* d1 d3)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* * [misc]simplify:  iters left: 2 (28 enodes)
* [exit]simplify:  Simplified to (log (* (- d2 d3) d1))
* [exit]simplify:  Simplified to (log (* (- d2 d3) d1))
* * * * [misc]progress:  [ 19 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (log (exp (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (- (* d1 d2) (* d1 d3)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (48 enodes)
* * [misc]simplify:  iters left: 1 (59 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- d2 d3))
* [exit]simplify:  Simplified to (pow (exp d1) (- d2 d3))
* * * * [misc]progress:  [ 20 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* (* (cbrt (- (* d1 d2) (* d1 d3))) (cbrt (- (* d1 d2) (* d1 d3)))) (cbrt (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (- (* d1 d2) (* d1 d3))) (cbrt (- (* d1 d2) (* d1 d3))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (25 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* d1 (- d2 d3))) (cbrt (* d1 (- d2 d3))))
* [exit]simplify:  Simplified to (* (cbrt (* d1 (- d2 d3))) (cbrt (* d1 (- d2 d3))))
* [enter]simplify:  Simplifying (cbrt (- (* d1 d2) (* d1 d3)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* [exit]simplify:  Simplified to (cbrt (* (- d2 d3) d1))
* [exit]simplify:  Simplified to (cbrt (* (- d2 d3) d1))
* * * * [misc]progress:  [ 21 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (cbrt (* (* (- (* d1 d2) (* d1 d3)) (- (* d1 d2) (* d1 d3))) (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (* d1 d2) (* d1 d3)) (- (* d1 d2) (* d1 d3))) (- (* d1 d2) (* d1 d3)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (44 enodes)
* * [misc]simplify:  iters left: 3 (207 enodes)
* [exit]simplify:  Simplified to (pow (* d1 (- d2 d3)) 3)
* [exit]simplify:  Simplified to (pow (* d1 (- d2 d3)) 3)
* * * * [misc]progress:  [ 22 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* (sqrt (- (* d1 d2) (* d1 d3))) (sqrt (- (* d1 d2) (* d1 d3)))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (- (* d1 d2) (* d1 d3)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* [exit]simplify:  Simplified to (sqrt (* (- d2 d3) d1))
* [exit]simplify:  Simplified to (sqrt (* (- d2 d3) d1))
* [enter]simplify:  Simplifying (sqrt (- (* d1 d2) (* d1 d3)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* [exit]simplify:  Simplified to (sqrt (* (- d2 d3) d1))
* [exit]simplify:  Simplified to (sqrt (* (- d2 d3) d1))
* * * * [misc]progress:  [ 23 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (/ (- (pow (* d1 d2) 3) (pow (* d1 d3) 3)) (+ (* (* d1 d2) (* d1 d2)) (+ (* (* d1 d3) (* d1 d3)) (* (* d1 d2) (* d1 d3))))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (pow (* d1 d2) 3) (pow (* d1 d3) 3))
* * [misc]simplify:  iters left: 5 (9 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (80 enodes)
* * [misc]simplify:  iters left: 2 (238 enodes)
* * [misc]simplify:  iters left: 1 (446 enodes)
* [exit]simplify:  Simplified to (- (pow (* d2 d1) 3) (pow (* d3 d1) 3))
* [exit]simplify:  Simplified to (- (pow (* d2 d1) 3) (pow (* d3 d1) 3))
* [enter]simplify:  Simplifying (+ (* (* d1 d2) (* d1 d2)) (+ (* (* d1 d3) (* d1 d3)) (* (* d1 d2) (* d1 d3))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (79 enodes)
* * [misc]simplify:  iters left: 3 (154 enodes)
* * [misc]simplify:  iters left: 2 (218 enodes)
* * [misc]simplify:  iters left: 1 (285 enodes)
* [exit]simplify:  Simplified to (* (* d1 d1) (+ (* d2 (+ d2 d3)) (* d3 d3)))
* [exit]simplify:  Simplified to (* (* d1 d1) (+ (* d2 (+ d2 d3)) (* d3 d3)))
* * * * [misc]progress:  [ 24 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (+ (* d1 d2) (- (* d1 d3))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* d1 d3))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* [exit]simplify:  Simplified to (* d1 (- d3))
* [exit]simplify:  Simplified to (* d1 (- d3))
* * * * [misc]progress:  [ 25 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* 1 (- (* d1 d2) (* d1 d3))) (* d4 d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 26 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (/ (- (* (* d1 d2) (* d1 d2)) (* (* d1 d3) (* d1 d3))) (+ (* d1 d2) (* d1 d3))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* d1 d2) (* d1 d2)) (* (* d1 d3) (* d1 d3)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (57 enodes)
* * [misc]simplify:  iters left: 3 (125 enodes)
* * [misc]simplify:  iters left: 2 (258 enodes)
* [exit]simplify:  Simplified to (* (* d1 (+ d2 d3)) (* d1 (- d2 d3)))
* [exit]simplify:  Simplified to (* (* d1 (+ d2 d3)) (* d1 (- d2 d3)))
* [enter]simplify:  Simplifying (+ (* d1 d2) (* d1 d3))
* * [misc]simplify:  iters left: 4 (6 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (14 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d3 d2))
* [exit]simplify:  Simplified to (* d1 (+ d3 d2))
* * * * [misc]progress:  [ 27 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* d1 (- d2 d3)) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- d2 d3)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (- d2 d3)
* [exit]simplify:  Simplified to (- d2 d3)
* * * * [misc]progress:  [ 28 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (+ (* d1 d2) (- (* d1 d3))) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* d1 d3))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (11 enodes)
* [exit]simplify:  Simplified to (* d1 (- d3))
* [exit]simplify:  Simplified to (* d1 (- d3))
* * * * [misc]progress:  [ 29 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (log (/ (* (/ (exp (* d1 d2)) (exp (* d1 d3))) (exp (* d4 d1))) (exp (* d1 d1)))))>
* [enter]simplify:  Simplifying (/ (* (/ (exp (* d1 d2)) (exp (* d1 d3))) (exp (* d4 d1))) (exp (* d1 d1)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (116 enodes)
* * [misc]simplify:  iters left: 2 (266 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d4 d2) (+ d3 d1)))
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d4 d2) (+ d3 d1)))
* * * * [misc]progress:  [ 30 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (log (/ (* (exp (- (* d1 d2) (* d1 d3))) (exp (* d4 d1))) (exp (* d1 d1)))))>
* [enter]simplify:  Simplifying (/ (* (exp (- (* d1 d2) (* d1 d3))) (exp (* d4 d1))) (exp (* d1 d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (151 enodes)
* * [misc]simplify:  iters left: 2 (347 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (+ (- d2 d3) (- d4 d1)))
* [exit]simplify:  Simplified to (pow (exp d1) (+ (- d2 d3) (- d4 d1)))
* * * * [misc]progress:  [ 31 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (log (/ (exp (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (exp (* d1 d1)))))>
* [enter]simplify:  Simplifying (/ (exp (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (exp (* d1 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (210 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d4 d2) (+ d3 d1)))
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d4 d2) (+ d3 d1)))
* * * * [misc]progress:  [ 32 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (pow (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) 1))>
* * * * [misc]progress:  [ 33 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (exp (log (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* [enter]simplify:  Simplifying (log (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (70 enodes)
* * [misc]simplify:  iters left: 3 (188 enodes)
* * [misc]simplify:  iters left: 2 (419 enodes)
* [exit]simplify:  Simplified to (log (* d1 (+ (- d2 d3) (- d4 d1))))
* [exit]simplify:  Simplified to (log (* d1 (+ (- d2 d3) (- d4 d1))))
* * * * [misc]progress:  [ 34 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (log (exp (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* [enter]simplify:  Simplifying (exp (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (86 enodes)
* * [misc]simplify:  iters left: 3 (255 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (+ (- d2 d3) (- d4 d1)))
* [exit]simplify:  Simplified to (pow (exp d1) (+ (- d2 d3) (- d4 d1)))
* * * * [misc]progress:  [ 35 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* (* (cbrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))) (cbrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))) (cbrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* [enter]simplify:  Simplifying (* (cbrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))) (cbrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (187 enodes)
* * [misc]simplify:  iters left: 2 (408 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* (+ (- d2 d3) (- d4 d1)) d1)) (cbrt (* (+ (- d2 d3) (- d4 d1)) d1)))
* [exit]simplify:  Simplified to (* (cbrt (* (+ (- d2 d3) (- d4 d1)) d1)) (cbrt (* (+ (- d2 d3) (- d4 d1)) d1)))
* [enter]simplify:  Simplifying (cbrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (70 enodes)
* * [misc]simplify:  iters left: 3 (188 enodes)
* * [misc]simplify:  iters left: 2 (408 enodes)
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (- d2 d3) (- d4 d1))))
* [exit]simplify:  Simplified to (cbrt (* d1 (+ (- d2 d3) (- d4 d1))))
* * * * [misc]progress:  [ 36 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (cbrt (* (* (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* [enter]simplify:  Simplifying (* (* (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (98 enodes)
* [exit]simplify:  Simplified to (pow (* d1 (+ (- d4 d1) (- d2 d3))) 3)
* [exit]simplify:  Simplified to (pow (* d1 (+ (- d4 d1) (- d2 d3))) 3)
* * * * [misc]progress:  [ 37 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* (sqrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))) (sqrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))))>
* [enter]simplify:  Simplifying (sqrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (70 enodes)
* * [misc]simplify:  iters left: 3 (188 enodes)
* * [misc]simplify:  iters left: 2 (408 enodes)
* [exit]simplify:  Simplified to (sqrt (* d1 (+ (- d2 d3) (- d4 d1))))
* [exit]simplify:  Simplified to (sqrt (* d1 (+ (- d2 d3) (- d4 d1))))
* [enter]simplify:  Simplifying (sqrt (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (70 enodes)
* * [misc]simplify:  iters left: 3 (188 enodes)
* * [misc]simplify:  iters left: 2 (408 enodes)
* [exit]simplify:  Simplified to (sqrt (* d1 (+ (- d2 d3) (- d4 d1))))
* [exit]simplify:  Simplified to (sqrt (* d1 (+ (- d2 d3) (- d4 d1))))
* * * * [misc]progress:  [ 38 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (/ (- (pow (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) 3) (pow (* d1 d1) 3)) (+ (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (+ (* (* d1 d1) (* d1 d1)) (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))))))>
* [enter]simplify:  Simplifying (- (pow (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) 3) (pow (* d1 d1) 3))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (92 enodes)
* * [misc]simplify:  iters left: 3 (345 enodes)
* [exit]simplify:  Simplified to (+ (pow (* (+ d4 (- d2 d3)) d1) 3) (* (* (* d1 d1) (* d1 d1)) (- (* d1 d1))))
* [exit]simplify:  Simplified to (+ (pow (* (+ d4 (- d2 d3)) d1) 3) (* (* (* d1 d1) (* d1 d1)) (- (* d1 d1))))
* [enter]simplify:  Simplifying (+ (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (+ (* (* d1 d1) (* d1 d1)) (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (142 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- d2 (- d3 d4)) d1) (+ (* d1 (- d2 d3)) (* d1 (+ d1 d4)))) (* (* d1 d1) (* d1 d1)))
* [exit]simplify:  Simplified to (+ (* (* (- d2 (- d3 d4)) d1) (+ (* d1 (- d2 d3)) (* d1 (+ d1 d4)))) (* (* d1 d1) (* d1 d1)))
* * * * [misc]progress:  [ 39 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (+ (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (- (* d1 d1))))>
* [enter]simplify:  Simplifying (- (* d1 d1))
* * [misc]simplify:  iters left: 4 (3 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to (* (- d1) d1)
* [exit]simplify:  Simplified to (* (- d1) d1)
* * * * [misc]progress:  [ 40 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* 1 (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))))>
* * * * [misc]progress:  [ 41 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (/ (- (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (* (* d1 d1) (* d1 d1))) (+ (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))))>
* [enter]simplify:  Simplifying (- (* (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) (* (* d1 d1) (* d1 d1)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (* (+ (* d1 (- d2 d3)) (* d1 (+ d4 d1))) (+ (* d1 (- d2 d3)) (* d1 (- d4 d1))))
* [exit]simplify:  Simplified to (* (+ (* d1 (- d2 d3)) (* d1 (+ d4 d1))) (+ (* d1 (- d2 d3)) (* d1 (- d4 d1))))
* [enter]simplify:  Simplifying (+ (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (64 enodes)
* * [misc]simplify:  iters left: 3 (162 enodes)
* * [misc]simplify:  iters left: 2 (355 enodes)
* [exit]simplify:  Simplified to (* d1 (- (+ d4 d2) (- d3 d1)))
* [exit]simplify:  Simplified to (* d1 (- (+ d4 d2) (- d3 d1)))
* * * * [misc]progress:  [ 42 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* (+ (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) d1) (- (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) d1)))>
* [enter]simplify:  Simplifying (+ (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) d1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (77 enodes)
* * [misc]simplify:  iters left: 2 (117 enodes)
* * [misc]simplify:  iters left: 1 (144 enodes)
* [exit]simplify:  Simplified to (+ (sqrt (* (- d2 (- d3 d4)) d1)) d1)
* [exit]simplify:  Simplified to (+ (sqrt (* (- d2 (- d3 d4)) d1)) d1)
* [enter]simplify:  Simplifying (- (sqrt (+ (- (* d1 d2) (* d1 d3)) (* d4 d1))) d1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (78 enodes)
* * [misc]simplify:  iters left: 2 (118 enodes)
* * [misc]simplify:  iters left: 1 (147 enodes)
* [exit]simplify:  Simplified to (- (sqrt (* (- d4 (- d3 d2)) d1)) d1)
* [exit]simplify:  Simplified to (- (sqrt (* (- d4 (- d3 d2)) d1)) d1)
* * * * [misc]progress:  [ 43 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (+ (- (* d1 d2) (* d1 d3)) (- (* d4 d1) (* d1 d1))))>
* [enter]simplify:  Simplifying (- (* d4 d1) (* d1 d1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (18 enodes)
* [exit]simplify:  Simplified to (* (- d4 d1) d1)
* [exit]simplify:  Simplified to (* (- d4 d1) d1)
* * * * [misc]progress:  [ 44 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* d1 d2) (+ (- (* d1 d3) (* d4 d1)) (* d1 d1))))>
* [enter]simplify:  Simplifying (+ (- (* d1 d3) (* d4 d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (110 enodes)
* * [misc]simplify:  iters left: 1 (139 enodes)
* [exit]simplify:  Simplified to (* (- (+ d3 d1) d4) d1)
* [exit]simplify:  Simplified to (* (- (+ d3 d1) d4) d1)
* * * * [misc]progress:  [ 45 / 54 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (+ (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (- (* d1 d1))))>
* [enter]simplify:  Simplifying (- (* d1 d1))
* * [misc]simplify:  iters left: 4 (3 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to (* (- d1) d1)
* [exit]simplify:  Simplified to (* (- d1) d1)
* * * * [misc]progress:  [ 46 / 54 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- 0 (* d1 d1)))>
* [enter]simplify:  Simplifying (- 0 (* d1 d1))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* * [misc]simplify:  iters left: 2 (13 enodes)
* * [misc]simplify:  iters left: 1 (15 enodes)
* [exit]simplify:  Simplified to (- (* d1 d1))
* * * * [misc]progress:  [ 47 / 54 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (162 enodes)
* * [misc]simplify:  iters left: 2 (349 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) (- d1 d2)))
* * * * [misc]progress:  [ 48 / 54 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (162 enodes)
* * [misc]simplify:  iters left: 2 (349 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) (- d1 d2)))
* * * * [misc]progress:  [ 49 / 54 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (69 enodes)
* * [misc]simplify:  iters left: 3 (185 enodes)
* * [misc]simplify:  iters left: 2 (403 enodes)
* [exit]simplify:  Simplified to (* (+ (- d4 d3) (- d2 d1)) d1)
* * * * [misc]progress:  [ 50 / 54 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (69 enodes)
* * [misc]simplify:  iters left: 3 (185 enodes)
* * [misc]simplify:  iters left: 2 (403 enodes)
* [exit]simplify:  Simplified to (* (+ (- d4 d3) (- d2 d1)) d1)
* * * * [misc]progress:  [ 51 / 54 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (69 enodes)
* * [misc]simplify:  iters left: 3 (185 enodes)
* * [misc]simplify:  iters left: 2 (403 enodes)
* [exit]simplify:  Simplified to (* (+ (- d4 d3) (- d2 d1)) d1)
* * * * [misc]progress:  [ 52 / 54 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* d1 d2) (+ (* d1 d3) (pow d1 2))))>
* [enter]simplify:  Simplifying (- (* d1 d2) (+ (* d1 d3) (pow d1 2)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (149 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d2 d3) d1))
* * * * [misc]progress:  [ 53 / 54 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)))>
* [enter]simplify:  Simplifying (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (64 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (108 enodes)
* [exit]simplify:  Simplified to (* (- (+ d4 d2) d3) d1)
* * * * [misc]progress:  [ 54 / 54 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)))>
* [enter]simplify:  Simplifying (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (64 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (108 enodes)
* [exit]simplify:  Simplified to (* (- (+ d4 d2) d3) d1)
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 4
* * * [misc]progress:  picking best candidate
* [misc]none:  Fresh alts: 2
* [misc]none:  All alts: 3
* [misc]none:  Fresh alt: (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))
* [misc]none:  Non-fresh alt: (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* [misc]none:  Fresh alt: (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1))
* [misc]none:  Fresh alt indices
* [misc]none:  (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1))): 0
* [misc]none:  (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1)): 1
* [misc]none:  Best fresh alt per point
* [misc]none:  (-1.710891347111095e+65 1.109183979373587e-272 -95471028.83194529 6.004936306705295e-110): 0
* [misc]none:  (8.294384364281815e-166 -4.294658639193503e+299 -3.609531323585135e-126 -2.089955443635325e+288): 0
* [misc]none:  (1.0294793343080105e-108 -2.684411131398964e+265 -2.5041953744318214e+210 -1.0986546537238249e-156): 1
* [misc]none:  (2.7597391127907497e+71 -7.118598439306926e-163 -2.2865977636868453e-254 1.1957797731550026e+135): 1
* [misc]none:  (5.206564886451975e-85 -6.359852651553978e-200 9.481987884391168e+225 -7.066717267579084e+139): 0
* [misc]none:  (-8.814952711799738e-99 1.65558224932079e-164 4.902350348965691e+236 -3.1225223769517084e+20): 0
* [misc]none:  (-2.928514894158283e+116 -4.564163106281563e-296 -4.5204378437603775e-262 -2.812487984084131e-191): 0
* [misc]none:  (1.390590216241818e-222 -7.0050135130091664e-155 9.23580990204306e-115 -1.1306337922974638e+101): 0
* [misc]none:  (-4.466731802974746e-105 -2.080381427940704e+57 6.986770308235597e-138 -1.857697348799804e+216): 0
* [misc]none:  (-1.0354203145983576e-138 -1.6580563833114584e-212 1.1262089272102392e+160 -7.614574715378863e+82): 0
* [misc]none:  (-5.3975671388677825e-235 -7.947242462837804e+250 -7.902978876781646e-66 1.4127071290020058e-287): 0
* [misc]none:  (4.8176275876640045e-253 -6.042733502121478e-283 -8.017312837748922e-49 2.9982638638138104e-218): 1
* [misc]none:  (0.011584584072868484 -1.1694116023490704e-28 8.690725943820268e+122 8.71801806348621e+206): 1
* [misc]none:  (-1.3582870829020397e-277 -1.586170562574407e-57 -2.0904303307571094e-145 1.7846578541038628e-276): 1
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* [misc]none:  (2.5076686139270383e-164 -0.0022300046209729825 1.194061872367895e+220 1.0389358047373285e-37): 0
* [misc]none:  (-2.0087808485765453e-304 1.3687590050193055e-147 -8.234756399670311e-72 1.6542751192792692e-300): 1
* [misc]none:  (-4.773347848801604e-165 -3.5335037548803817e-216 2.602023429993787e-14 -1.4942418769123512e-302): 1
* [misc]none:  (-1.6037432475041464e-152 2.415026600632841e-155 -2.983618099380393e-19 6.08182357871597e-19): 1
* [misc]none:  (3.919727770092923e-28 -8.796417170933511e-157 2.5194286288656994e+137 -2.803376858595825e-183): 0
* [misc]none:  (-2.0317891841612197e-99 -6.22947928384665e-25 -4.152794278830264e-202 -2.9721370995696006e-116): 0
* [misc]none:  (-1.8295893302806206e-270 3.1707458428990324e-50 1.882634228916084e+104 6.309071689177259e-279): 1
* [misc]none:  (-4.555748018209325e-271 1.7527084173765072e+214 -3.566410115265179e+77 -2.0754253193237223e+276): 0
* [misc]none:  (-3.678907798082827e-113 6.040835984474006e+24 -3.1450504266029292e+299 -6.998469069018224e-161): 1
* [misc]none:  (-9.99618015977074e-100 -5.970362695291997e+22 -3.879179322621676e+202 3.321782785676469e-255): 0
* [misc]none:  (1.5087150874010425e-211 -1.7358857320695963e-267 -1.2383129644834284e+160 -1.062164837135673e+42): 0
* [misc]none:  (-5.593167094268887e-190 1.7800753731525426e+39 -1.9563965618862005e+178 6.863804525144902e-237): 0
* [misc]none:  (-3.884002241527716e-09 3.402956999639796e+258 1.529772447679324e+286 -3.3684544179202395e+273): 1
* [misc]none:  (6.180426682633145e-231 -1.1261653603541554e-107 -2.1793389213345715e+300 1.0083640164314813e-92): 0
* [misc]none:  (6.223068053793711e+127 2.2629994924347574e-07 -3.779843999226174e+139 -3.0614286694593404e-08): 1
* [misc]none:  (-6.5890526844687485e-164 -2.899016522178297e+88 3.6950126077692746e-159 -1.0679075438337597e+159): 0
* [misc]none:  (3.802591719422796e-187 -8.074991766140518e+140 1.5800617558402157e+234 1.1606607614301422e-05): 0
* [misc]none:  (3.292067705150785e-57 -1.5601971401908854e-158 3.2577820155263023e+228 -5.2844454198705195e+305): 1
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* [misc]none:  (-3.755398726662252e-104 1.732956797107532e+257 -0.003996887291900194 -3.319613025041288e+219): 0
* [misc]none:  (-2.8353852455895346e-236 2.4977177539308356e+32 6.19863515953618e-206 -6.234997468933024e+98): 0
* [misc]none:  (-1.2483206863621665e-82 -4.3245428365292906e-97 3.1166104193766994e-137 -2.3678767156364688e+110): 0
* [misc]none:  (-5.6835404426458884e-130 -6.116012871916241e+32 -4.56282292938935e+200 4.015919715899847e+137): 0
* [misc]none:  (1.2423686537018865e-16 -2.9190823764550885e+200 -8.369149872118526e+18 -6.505453409904161e-156): 1
* [misc]none:  (-1.571835822103132e-97 -2.3015506367476294e+261 4.559321205979136e-29 8.913124246398817e-290): 1
* [misc]none:  (-1.7739145562626414e-238 -7.800592841851725e-167 -7.036042050158767e-21 220237823157837.84): 1
* [misc]none:  (-7.0800974540359565e-196 -1.0695941285170777e+259 2.3040347636911724e-27 7.527413299194134e-199): 0
* [misc]none:  (-1.1006480359267765e-71 4.5779060099920917e-17 8.583739956121865e-308 -3.5994403684981127e-10): 1
* [misc]none:  (-1.9722299820001865e+94 4.460218679195514e-149 5.690021676770787e+31 5.357335632184978e-22): 0
* [misc]none:  (6.103872924194278e-110 -8.022655362628393e+40 -4.497266801596471e+100 2.4991141371272513e-282): 0
* [misc]none:  (2.4069680102931362e+144 -2.8732816710350813e-128 0.0006145505508753878 5.770600846660463e-216): 0
* [misc]none:  (2.781426133815738e-217 2.5557241024046246e-63 4.40681776351873e+173 -4.1462345069686375e+92): 0
* [misc]none:  (5.223765227005569e-152 -1.6334098586809e+149 -7.52056490230671e+247 7.351668255412019e-155): 0
* [misc]none:  (7.345575675668017e+18 -5.064289876067956e+27 8.853831150429422e+166 1.8423314112002953e-90): 1
* [misc]none:  (1.4318039063168714e-09 -5.668682219996358e+270 9.534360742444564e-26 1.2538968992553631e-96): 1
* [misc]none:  (1.2604501780655313e-299 33610193246.41273 -4.7269786251670094e+219 9.689801239106332e+272): 0
* [misc]none:  (2.3118053548193494e+30 -5.491093062090541e+163 4.652749385182812e-160 9.610215461209792e+222): 1
* [misc]none:  (1.9017996774234949e-59 -2.898581384885825e+217 -6.950130620860382e-27 -5.033260992167659e-148): 1
* [misc]none:  (-5.375335143464656e-30 -8.49156223786901e+281 1.32998056440083e+269 -4.8674210748481254e-151): 1
* [misc]none:  (-5.0999003383831085e-210 1.6994385984079385e-287 1.2465965306617038e-32 -2.3808857954678774e+216): 1
* [misc]none:  (828.8901249590906 1.5119164597499585e-296 2.7649254953715813e+30 1.7565696205023296e+163): 1
* [misc]none:  (-2.121021143134419e-77 1.1487791112707728e-172 -5.429897727475668e+86 5.404165234675282e+149): 0
* [misc]none:  (8.449175444180646e-202 1.4761245695485948e+283 -8.677870337494532e-201 -6.681913019299572e-42): 1
* [misc]none:  (4.231630731957443e-97 -3.696639606427162e-252 -1.1407178097926494e+242 2.473406481539842e+260): 1
* [misc]none:  (-1156779749992.995 -9.655945313184261e+33 8.332399687653581e+237 -2.134629087509914e-243): 1
* [misc]none:  (2.4854328581128964e+122 -217034247050543.78 2.5999866956432144e-15 1.1466100384783977e-24): 0
* [misc]none:  (-4.9950980655924506e-14 -3.293372736241772e-19 7.731756003446193e-09 -1.3329110901183251e-11): 0
* [misc]none:  (2.142503598854727e-40 1.0088540675564157e+34 3.8938256936682777e+126 1.2257507542606433e+188): 0
* [misc]none:  (-1.0990705194030404e-105 -4.839744333602855e+283 9.762069684263044e+43 -12690372948896.879): 1
* [misc]none:  (-2.1780024365260185e-241 -6.343157921835833e-119 9.866134064169792e-88 -2.956461964272624e-275): 1
* [misc]none:  (4.885415499003671e-269 -4.491308108907964e+45 446772345732203.44 -5.538386719087659e+171): 0
* [misc]none:  (3119421691785794.0 -1.5498730560984214e+89 -8.012758369773654e-195 6.996924088749089e+186): 1
* [misc]none:  (4.285789409051915e-41 1.6550163405824941e-100 -2.5555643171303317e-191 -1.5713983593350048e+121): 0
* [misc]none:  (1.7285940697086523e-215 -2.498699657083479e+253 -3.0528442416089784e+66 -7.689055820822863e-102): 0
* [misc]none:  (9.362478858841445e-196 -4.784918483909615e-19 2.4361480422576433e-266 -5.709525862984588e+269): 0
* [misc]none:  (-6.901143185143365e+36 -3.4733892398282713e-302 7.272073892272774e+218 -1.0424169248639238e+18): 1
* [misc]none:  (-4.793761810067722e+146 3.1328191882752216e-288 2.4808688386834323e+124 -1.2719321334694425e-152): 1
* [misc]none:  (1.7619646197506943e-217 -9.235542744079632e+25 0.001153502653320492 9.828142580013114e-63): 1
* [misc]none:  (-8.866739439226667e-273 1.3470733434393441e-14 -4.176800857433437e+211 -2.825162850246462e+49): 0
* [misc]none:  (5.189166453459553e-135 1.4373294578855835e+256 4.823582423963228e-35 -1.441565661830703e+124): 0
* [misc]none:  (-1.1362331792365873e+75 -173641063832.00497 -2.0925481350760477e+232 -5.137492599686409e-299): 1
* [misc]none:  (-4.757236139123545e-252 3.204374284906914e+228 4.351554933921603e-249 -4.535010461569696e+162): 0
* [misc]none:  (6.416725586436791e+40 1.6015687094578885e-114 7.162982178700667e-143 -1.1687078108307076e-251): 0
* [misc]none:  (-5.994149136555116e-303 -5.221874393833239e-308 -2.8418422012851154e+231 -9.100671468383818e+151): 0
* [misc]none:  (2.1811945854006548e-306 -1.499889551426252e-293 -8788459652460304.0 6.744044543218371): 1
* [misc]none:  (-3.08247001214476e-37 -2.843359003146651e-110 -7.190691526842674e-26 -6.685251997932164e-26): 1
* [misc]none:  (-3.472329309191249e-220 1.3008689232014965e+38 -8.226818455360327e-246 3.490340941226529e+86): 0
* [misc]none:  (1.2092015360447625e-157 1.5524909593616506e+112 -2.5578053234776403e+23 -3.3084323579057188e-170): 0
* [misc]none:  (3.724041520589833e-284 -2.8973136526635775e+139 1.6313427551474431e+72 7.032956449643419e+110): 0
* [misc]none:  (-2.3966795619314438e-229 3.622990649977049e+40 -3403184440379.1104 1.3425678178732274e+191): 0
* [misc]none:  (4.492344930614623e-159 -2.0578930400131563e-98 4.6712667890843233e+285 2.7744217646447177e-275): 0
* [misc]none:  (1.2241252209715087e-199 -2.4581914514852984e-170 -2.452783291215729e+221 -1.440291755770294e-266): 1
* [misc]none:  (5.33153487832989e+22 -3.2665770299303125e-270 -2.7010102997806336e+107 1.483166556404514e+211): 1
* [misc]none:  (1.4056840441261273e+25 2.9806918698583785e+31 -9.07976210977117e-191 -1.3463366907780727e+48): 0
* [misc]none:  All alt indices
* [misc]none:  (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1))): 0
* [misc]none:  (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))): 1
* [misc]none:  (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1)): 2
* [misc]none:  Best alt per point
* [misc]none:  (-1.710891347111095e+65 1.109183979373587e-272 -95471028.83194529 6.004936306705295e-110): 0
* [misc]none:  (8.294384364281815e-166 -4.294658639193503e+299 -3.609531323585135e-126 -2.089955443635325e+288): 1
* [misc]none:  (1.0294793343080105e-108 -2.684411131398964e+265 -2.5041953744318214e+210 -1.0986546537238249e-156): 1
* [misc]none:  (2.7597391127907497e+71 -7.118598439306926e-163 -2.2865977636868453e-254 1.1957797731550026e+135): 1
* [misc]none:  (5.206564886451975e-85 -6.359852651553978e-200 9.481987884391168e+225 -7.066717267579084e+139): 0
* [misc]none:  (-8.814952711799738e-99 1.65558224932079e-164 4.902350348965691e+236 -3.1225223769517084e+20): 0
* [misc]none:  (-2.928514894158283e+116 -4.564163106281563e-296 -4.5204378437603775e-262 -2.812487984084131e-191): 0
* [misc]none:  (1.390590216241818e-222 -7.0050135130091664e-155 9.23580990204306e-115 -1.1306337922974638e+101): 0
* [misc]none:  (-4.466731802974746e-105 -2.080381427940704e+57 6.986770308235597e-138 -1.857697348799804e+216): 0
* [misc]none:  (-1.0354203145983576e-138 -1.6580563833114584e-212 1.1262089272102392e+160 -7.614574715378863e+82): 0
* [misc]none:  (-5.3975671388677825e-235 -7.947242462837804e+250 -7.902978876781646e-66 1.4127071290020058e-287): 0
* [misc]none:  (4.8176275876640045e-253 -6.042733502121478e-283 -8.017312837748922e-49 2.9982638638138104e-218): 1
* [misc]none:  (0.011584584072868484 -1.1694116023490704e-28 8.690725943820268e+122 8.71801806348621e+206): 1
* [misc]none:  (-1.3582870829020397e-277 -1.586170562574407e-57 -2.0904303307571094e-145 1.7846578541038628e-276): 1
* [misc]none:  (3.2509480891495596e-283 1.2122993581673724e+246 -2.345777876205019e+202 3939564299703.1377): 0
* [misc]none:  (7.276790202766627e-301 -1.626718770470268e-300 -6.998121692638659e-08 3.041780935730506e-34): 1
* [misc]none:  (7.390132388943251e-80 1.3957602941693855e-49 4.285848321626996e+268 2.2354450955184464e-303): 1
* [misc]none:  (4.38593704788044e-55 4.538528580096745e+256 1.9283445650398494e-302 -6.041734179697997): 1
* [misc]none:  (6.518905991610332e-133 5.3194678137136805e+131 -6.653716387428423e+299 -1.8403918230246647e+174): 1
* [misc]none:  (3.0585928369664786e+93 -4.210722432806127e-270 1.334571149979113e-41 -1.8803107233893126e-289): 0
* [misc]none:  (3.5403151995633744e+61 2.8784051283093197e-159 1.2957589310032163e-204 -1.578479105490473e+173): 1
* [misc]none:  (-1.0108867026044187e-225 -1.158159014760538e-203 -2.5632373643680646e-304 1131663.3956445674): 1
* [misc]none:  (-5.17995664858381e-30 2.2557556260131474e-161 1.678603787725966e-152 8.285353632346027e-167): 0
* [misc]none:  (4.5012361337602156e-219 -1.8460393792202976e+39 2.399165839722049e+20 -1.4874933536480413e-51): 1
* [misc]none:  (866348710.6083921 2.876521072296815e-208 5.048938347965581e+138 -1.6543205348605458e+76): 0
* [misc]none:  (1.0215332011235794e-150 2.5432672243697084e+149 5.3724278324468806e+203 1.6245442159705388e-42): 0
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* [misc]none:  (-4.2293501993920744e-96 -2.936155159322882e+301 -7.874126038339784e+73 -2.0493644688447925e+84): 1
* [misc]none:  (5.027897585816787e-27 -3.868283935462521e-278 0.3310558223342685 -7.980090992758681e-50): 0
* [misc]none:  (-1.0048785011627561e-129 8.127248813391785e+226 -1.483643755550628e-284 -2.8769042098391767e+238): 0
* [misc]none:  (-1.2522521950389272e-257 7.299372666988037e-80 3.506434173585025e+201 1.1750256677114723e+302): 0
* [misc]none:  (1.0483964125162862e-06 -3.752236763580095e-230 8.105463665693362e-194 -2.7685933486986245e+247): 1
* [misc]none:  (3.9135950474809954e+67 -2.028037433935809e-224 -3.943510659225903e+212 8.87668088957479e+21): 1
* [misc]none:  (4.513009124607983e-82 -1.952161770664997e+168 -3.2026896500136593e+106 3.9964248706286793e+300): 1
* [misc]none:  (-1.7158977874206925e-283 -1.532955510659015e-241 3.0568938748675284e-154 2.0291756699515804e-73): 1
* [misc]none:  (8.435011553475053e-247 -8.143702901727175e-109 1.2307420681126962e+74 2.4920454965720488e-241): 1
* [misc]none:  (-1.1022915791865336e+23 -4.4511831232730076e-54 6.667510734837939e+231 -5.374019621331118e+178): 1
* [misc]none:  (8.63476246502244e-94 1.1480211985789131e-156 4.954650634110254e+246 -4.9266537053540385e-269): 0
* [misc]none:  (4.091190676322657e-21 -4.404055326509536e-182 -1.5576281112600038e-142 -3.785849338481499e+20): 0
* [misc]none:  (-3.2892975748009025e-252 -6.133557683770476e-223 -1.497130859851894e+57 3.826166416762639e+216): 0
* [misc]none:  (1.1663715170234023e-33 1.821316082219445e-31 -1.441560479175162e+51 -4.8973687170160837e+185): 0
* [misc]none:  (5.965572216773997e-266 -1.7112087034006054e+282 -8.627178870504794e+293 1.1867578517998852e-122): 0
* [misc]none:  (-1.1961490139198145e+35 4.388887965185748e-231 -3.990775770507464e-143 12041477.739790332): 0
* [misc]none:  (-1348564663705.779 -4.759757548074155e+194 4.52129342202891e+175 -1.6048248782469113e+61): 1
* [misc]none:  (-3.969668283468194e-23 5.258242405229196e-247 -9.498386678851063e-197 -1.0709835258895982e+166): 0
* [misc]none:  (2.5076686139270383e-164 -0.0022300046209729825 1.194061872367895e+220 1.0389358047373285e-37): 0
* [misc]none:  (-2.0087808485765453e-304 1.3687590050193055e-147 -8.234756399670311e-72 1.6542751192792692e-300): 1
* [misc]none:  (-4.773347848801604e-165 -3.5335037548803817e-216 2.602023429993787e-14 -1.4942418769123512e-302): 1
* [misc]none:  (-1.6037432475041464e-152 2.415026600632841e-155 -2.983618099380393e-19 6.08182357871597e-19): 1
* [misc]none:  (3.919727770092923e-28 -8.796417170933511e-157 2.5194286288656994e+137 -2.803376858595825e-183): 0
* [misc]none:  (-2.0317891841612197e-99 -6.22947928384665e-25 -4.152794278830264e-202 -2.9721370995696006e-116): 0
* [misc]none:  (-1.8295893302806206e-270 3.1707458428990324e-50 1.882634228916084e+104 6.309071689177259e-279): 1
* [misc]none:  (-4.555748018209325e-271 1.7527084173765072e+214 -3.566410115265179e+77 -2.0754253193237223e+276): 0
* [misc]none:  (-3.678907798082827e-113 6.040835984474006e+24 -3.1450504266029292e+299 -6.998469069018224e-161): 1
* [misc]none:  (-9.99618015977074e-100 -5.970362695291997e+22 -3.879179322621676e+202 3.321782785676469e-255): 0
* [misc]none:  (1.5087150874010425e-211 -1.7358857320695963e-267 -1.2383129644834284e+160 -1.062164837135673e+42): 0
* [misc]none:  (-5.593167094268887e-190 1.7800753731525426e+39 -1.9563965618862005e+178 6.863804525144902e-237): 0
* [misc]none:  (-3.884002241527716e-09 3.402956999639796e+258 1.529772447679324e+286 -3.3684544179202395e+273): 1
* [misc]none:  (6.180426682633145e-231 -1.1261653603541554e-107 -2.1793389213345715e+300 1.0083640164314813e-92): 0
* [misc]none:  (6.223068053793711e+127 2.2629994924347574e-07 -3.779843999226174e+139 -3.0614286694593404e-08): 1
* [misc]none:  (-6.5890526844687485e-164 -2.899016522178297e+88 3.6950126077692746e-159 -1.0679075438337597e+159): 0
* [misc]none:  (3.802591719422796e-187 -8.074991766140518e+140 1.5800617558402157e+234 1.1606607614301422e-05): 0
* [misc]none:  (3.292067705150785e-57 -1.5601971401908854e-158 3.2577820155263023e+228 -5.2844454198705195e+305): 1
* [misc]none:  (-5.91489283060648e-141 -2.941458472796967e-142 2.1831432166025805e+27 1.0985453227849344e-170): 0
* [misc]none:  (-3.755398726662252e-104 1.732956797107532e+257 -0.003996887291900194 -3.319613025041288e+219): 0
* [misc]none:  (-2.8353852455895346e-236 2.4977177539308356e+32 6.19863515953618e-206 -6.234997468933024e+98): 0
* [misc]none:  (-1.2483206863621665e-82 -4.3245428365292906e-97 3.1166104193766994e-137 -2.3678767156364688e+110): 0
* [misc]none:  (-5.6835404426458884e-130 -6.116012871916241e+32 -4.56282292938935e+200 4.015919715899847e+137): 0
* [misc]none:  (1.2423686537018865e-16 -2.9190823764550885e+200 -8.369149872118526e+18 -6.505453409904161e-156): 1
* [misc]none:  (-1.571835822103132e-97 -2.3015506367476294e+261 4.559321205979136e-29 8.913124246398817e-290): 1
* [misc]none:  (-1.7739145562626414e-238 -7.800592841851725e-167 -7.036042050158767e-21 220237823157837.84): 1
* [misc]none:  (-7.0800974540359565e-196 -1.0695941285170777e+259 2.3040347636911724e-27 7.527413299194134e-199): 0
* [misc]none:  (-1.1006480359267765e-71 4.5779060099920917e-17 8.583739956121865e-308 -3.5994403684981127e-10): 2
* [misc]none:  (-1.9722299820001865e+94 4.460218679195514e-149 5.690021676770787e+31 5.357335632184978e-22): 0
* [misc]none:  (6.103872924194278e-110 -8.022655362628393e+40 -4.497266801596471e+100 2.4991141371272513e-282): 0
* [misc]none:  (2.4069680102931362e+144 -2.8732816710350813e-128 0.0006145505508753878 5.770600846660463e-216): 0
* [misc]none:  (2.781426133815738e-217 2.5557241024046246e-63 4.40681776351873e+173 -4.1462345069686375e+92): 0
* [misc]none:  (5.223765227005569e-152 -1.6334098586809e+149 -7.52056490230671e+247 7.351668255412019e-155): 0
* [misc]none:  (7.345575675668017e+18 -5.064289876067956e+27 8.853831150429422e+166 1.8423314112002953e-90): 1
* [misc]none:  (1.4318039063168714e-09 -5.668682219996358e+270 9.534360742444564e-26 1.2538968992553631e-96): 1
* [misc]none:  (1.2604501780655313e-299 33610193246.41273 -4.7269786251670094e+219 9.689801239106332e+272): 0
* [misc]none:  (2.3118053548193494e+30 -5.491093062090541e+163 4.652749385182812e-160 9.610215461209792e+222): 1
* [misc]none:  (1.9017996774234949e-59 -2.898581384885825e+217 -6.950130620860382e-27 -5.033260992167659e-148): 1
* [misc]none:  (-5.375335143464656e-30 -8.49156223786901e+281 1.32998056440083e+269 -4.8674210748481254e-151): 1
* [misc]none:  (-5.0999003383831085e-210 1.6994385984079385e-287 1.2465965306617038e-32 -2.3808857954678774e+216): 1
* [misc]none:  (828.8901249590906 1.5119164597499585e-296 2.7649254953715813e+30 1.7565696205023296e+163): 1
* [misc]none:  (-2.121021143134419e-77 1.1487791112707728e-172 -5.429897727475668e+86 5.404165234675282e+149): 0
* [misc]none:  (8.449175444180646e-202 1.4761245695485948e+283 -8.677870337494532e-201 -6.681913019299572e-42): 1
* [misc]none:  (4.231630731957443e-97 -3.696639606427162e-252 -1.1407178097926494e+242 2.473406481539842e+260): 1
* [misc]none:  (-1156779749992.995 -9.655945313184261e+33 8.332399687653581e+237 -2.134629087509914e-243): 1
* [misc]none:  (2.4854328581128964e+122 -217034247050543.78 2.5999866956432144e-15 1.1466100384783977e-24): 0
* [misc]none:  (-4.9950980655924506e-14 -3.293372736241772e-19 7.731756003446193e-09 -1.3329110901183251e-11): 0
* [misc]none:  (2.142503598854727e-40 1.0088540675564157e+34 3.8938256936682777e+126 1.2257507542606433e+188): 0
* [misc]none:  (-1.0990705194030404e-105 -4.839744333602855e+283 9.762069684263044e+43 -12690372948896.879): 1
* [misc]none:  (-2.1780024365260185e-241 -6.343157921835833e-119 9.866134064169792e-88 -2.956461964272624e-275): 1
* [misc]none:  (4.885415499003671e-269 -4.491308108907964e+45 446772345732203.44 -5.538386719087659e+171): 0
* [misc]none:  (3119421691785794.0 -1.5498730560984214e+89 -8.012758369773654e-195 6.996924088749089e+186): 1
* [misc]none:  (4.285789409051915e-41 1.6550163405824941e-100 -2.5555643171303317e-191 -1.5713983593350048e+121): 0
* [misc]none:  (1.7285940697086523e-215 -2.498699657083479e+253 -3.0528442416089784e+66 -7.689055820822863e-102): 0
* [misc]none:  (9.362478858841445e-196 -4.784918483909615e-19 2.4361480422576433e-266 -5.709525862984588e+269): 0
* [misc]none:  (-6.901143185143365e+36 -3.4733892398282713e-302 7.272073892272774e+218 -1.0424169248639238e+18): 1
* [misc]none:  (-4.793761810067722e+146 3.1328191882752216e-288 2.4808688386834323e+124 -1.2719321334694425e-152): 1
* [misc]none:  (1.7619646197506943e-217 -9.235542744079632e+25 0.001153502653320492 9.828142580013114e-63): 1
* [misc]none:  (-8.866739439226667e-273 1.3470733434393441e-14 -4.176800857433437e+211 -2.825162850246462e+49): 0
* [misc]none:  (5.189166453459553e-135 1.4373294578855835e+256 4.823582423963228e-35 -1.441565661830703e+124): 0
* [misc]none:  (-1.1362331792365873e+75 -173641063832.00497 -2.0925481350760477e+232 -5.137492599686409e-299): 1
* [misc]none:  (-4.757236139123545e-252 3.204374284906914e+228 4.351554933921603e-249 -4.535010461569696e+162): 0
* [misc]none:  (6.416725586436791e+40 1.6015687094578885e-114 7.162982178700667e-143 -1.1687078108307076e-251): 0
* [misc]none:  (-5.994149136555116e-303 -5.221874393833239e-308 -2.8418422012851154e+231 -9.100671468383818e+151): 0
* [misc]none:  (2.1811945854006548e-306 -1.499889551426252e-293 -8788459652460304.0 6.744044543218371): 1
* [misc]none:  (-3.08247001214476e-37 -2.843359003146651e-110 -7.190691526842674e-26 -6.685251997932164e-26): 2
* [misc]none:  (-3.472329309191249e-220 1.3008689232014965e+38 -8.226818455360327e-246 3.490340941226529e+86): 0
* [misc]none:  (1.2092015360447625e-157 1.5524909593616506e+112 -2.5578053234776403e+23 -3.3084323579057188e-170): 0
* [misc]none:  (3.724041520589833e-284 -2.8973136526635775e+139 1.6313427551474431e+72 7.032956449643419e+110): 0
* [misc]none:  (-2.3966795619314438e-229 3.622990649977049e+40 -3403184440379.1104 1.3425678178732274e+191): 0
* [misc]none:  (4.492344930614623e-159 -2.0578930400131563e-98 4.6712667890843233e+285 2.7744217646447177e-275): 0
* [misc]none:  (1.2241252209715087e-199 -2.4581914514852984e-170 -2.452783291215729e+221 -1.440291755770294e-266): 1
* [misc]none:  (5.33153487832989e+22 -3.2665770299303125e-270 -2.7010102997806336e+107 1.483166556404514e+211): 1
* [misc]none:  (1.4056840441261273e+25 2.9806918698583785e+31 -9.07976210977117e-191 -1.3463366907780727e+48): 0
* [misc]none:  Picked alt (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1))
* * * * [misc]pick:  Picked  #<alt-delta (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (* (+ (- d4 d3) (- d2 d1)) d1) in (d4 d3 d2 d1) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ (- d4 d3) (- d2 d1)) d1) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- d4 d3) (- d2 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (+ (- d4 d3) (- d2 d1)) d1) in d2
* [misc]taylor:  Taking taylor expansion of (+ (- d4 d3) (- d2 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (+ (- d4 d3) (- d2 d1)) d1) in d3
* [misc]taylor:  Taking taylor expansion of (+ (- d4 d3) (- d2 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (+ (- d4 d3) (- d2 d1)) d1) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- d4 d3) (- d2 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (+ (- d4 d3) (- d2 d1)) d1) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- d4 d3) (- d2 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]backup-simplify:  Simplify (+ (- d3) (- d2 d1)) into (- d2 (+ d1 d3))
* [misc]backup-simplify:  Simplify (* (- d2 (+ d1 d3)) d1) into (* (- d2 (+ d1 d3)) d1)
* [misc]taylor:  Taking taylor expansion of (* (- d2 (+ d1 d3)) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (+ d1 0) into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ d2 (- d1)) into (- d2 d1)
* [misc]backup-simplify:  Simplify (* (- d2 d1) d1) into (* (- d2 d1) d1)
* [misc]taylor:  Taking taylor expansion of (* (- d2 d1) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d1) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (+ 0 (- d1)) into (- d1)
* [misc]backup-simplify:  Simplify (* (- d1) d1) into (* -1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (* -1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of -1 in d1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d2 (+ d1 d3)) 0) (* 1 d1)) into d1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (+ (* (- d2 d1) 0) (* -1 d1)) into (- d1)
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d1) 0) (* 1 d1)) into d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d2 (+ d1 d3)) 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d2 d1) 0) (+ (* -1 0) (* 0 d1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (* (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) (/ 1 d1)) in (d4 d3 d2 d1) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 d4) (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d1))) into (- (/ 1 d2) (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d3)) (- (/ 1 d2) (/ 1 d1))) into (- (/ 1 d2) (+ (/ 1 d1) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (/ 1 d2) (+ (/ 1 d1) (/ 1 d3))) (/ 1 d1))) into (- (/ 1 (* d1 d2)) (+ (/ 1 (* d1 d3)) (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d1 d2)) (+ (/ 1 (* d1 d3)) (/ 1 (pow d1 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d2)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (* d1 d2) into (* d1 d2)
* [misc]backup-simplify:  Simplify (/ 1 (* d1 d2)) into (/ 1 (* d1 d2))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d1 d3)) (/ 1 (pow d1 2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d1 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d1 1) (* 0 0)) into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) 0) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d2) (+ (/ 1 d1) (/ 1 d3))) 0) (* 0 (/ 1 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (pow d1 2))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d1 2))) into (- (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* d1 d2)) (- (/ 1 (pow d1 2)))) into (- (/ 1 (* d1 d2)) (/ 1 (pow d1 2)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d1 d2)) (/ 1 (pow d1 2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d1 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d1 1) (* 0 0)) into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d2
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d2
* [misc]taylor:  Taking taylor expansion of 2 in d2
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) 0) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d2) (+ (/ 1 d1) (/ 1 d3))) 0) (+ (* 0 0) (* 0 (/ 1 d1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (* 0 d2)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d1 d2)) (/ 0 (* d1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d1 2))) into (- (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (pow d1 2)))) into (- (/ 1 (pow d1 2)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* (/ 1 (/ 1 d1)) (* 1 (* (/ 1 (/ 1 d3)) 1)))) (+ (* 1 (* (/ 1 (/ 1 d1)) (* (/ 1 (/ 1 d2)) (* 1 1)))) (* -1 (pow (* (/ 1 (/ 1 d1)) (* 1 (* 1 1))) 2)))) into (- (* d1 d2) (+ (* d1 d3) (pow d1 2)))
* [misc]approximate:  Taking taylor expansion of (* (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (/ 1 (- d1))) in (d4 d3 d2 d1) around 0
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (+ (- (/ 1 (- d4)) (/ 1 (- d3))) (- (/ 1 (- d2)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d1)) into (- (/ 1 d1) (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d1) (/ 1 d2))) into (- (+ (/ 1 d1) (/ 1 d3)) (/ 1 d2))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (- (+ (/ 1 d1) (/ 1 d3)) (/ 1 d2)) (/ -1 d1))) into (- (/ 1 (* d1 d2)) (+ (/ 1 (* d1 d3)) (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d1 d2)) (+ (/ 1 (* d1 d3)) (/ 1 (pow d1 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d2)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (* d1 d2) into (* d1 d2)
* [misc]backup-simplify:  Simplify (/ 1 (* d1 d2)) into (/ 1 (* d1 d2))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (* d1 d3)) (/ 1 (pow d1 2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d1 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d1 1) (* 0 0)) into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) 0) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (- (+ (/ 1 d1) (/ 1 d3)) (/ 1 d2)) 0) (* 0 (/ -1 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 (pow d1 2))) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d1 2))) into (- (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* d1 d2)) (- (/ 1 (pow d1 2)))) into (- (/ 1 (* d1 d2)) (/ 1 (pow d1 2)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d1 d2)) (/ 1 (pow d1 2))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (* d1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d1 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d1 1) (* 0 0)) into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d2
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d2
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d2
* [misc]taylor:  Taking taylor expansion of 2 in d2
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 d1) 0) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (- (+ (/ 1 d1) (/ 1 d3)) (/ 1 d2)) 0) (+ (* 0 0) (* 0 (/ -1 d1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (* 0 d2)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (* d1 d2)) (/ 0 (* d1 d2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d1 2))) into (- (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (pow d1 2)))) into (- (/ 1 (pow d1 2)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* (/ 1 (/ 1 (- d1))) (* 1 (* (/ 1 (/ 1 (- d3))) 1)))) (+ (* 1 (* (/ 1 (/ 1 (- d1))) (* (/ 1 (/ 1 (- d2))) (* 1 1)))) (* -1 (pow (* (/ 1 (/ 1 (- d1))) (* 1 (* 1 1))) 2)))) into (- (* d1 d2) (+ (* d1 d3) (pow d1 2)))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (pow (* (+ (- d4 d3) (- d2 d1)) d1) 1))>
* * * * [misc]progress:  [ 2 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (exp (log (* (+ (- d4 d3) (- d2 d1)) d1))))>
* [enter]simplify:  Simplifying (log (* (+ (- d4 d3) (- d2 d1)) d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (54 enodes)
* * [misc]simplify:  iters left: 3 (134 enodes)
* * [misc]simplify:  iters left: 2 (312 enodes)
* [exit]simplify:  Simplified to (log (* d1 (+ (- d4 d1) (- d2 d3))))
* [exit]simplify:  Simplified to (log (* d1 (+ (- d4 d1) (- d2 d3))))
* * * * [misc]progress:  [ 3 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (log (exp (* (+ (- d4 d3) (- d2 d1)) d1))))>
* [enter]simplify:  Simplifying (exp (* (+ (- d4 d3) (- d2 d1)) d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (62 enodes)
* * [misc]simplify:  iters left: 3 (179 enodes)
* * [misc]simplify:  iters left: 2 (456 enodes)
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d2 d4) (+ d3 d1)))
* [exit]simplify:  Simplified to (pow (exp d1) (- (+ d2 d4) (+ d3 d1)))
* * * * [misc]progress:  [ 4 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* (* (cbrt (* (+ (- d4 d3) (- d2 d1)) d1)) (cbrt (* (+ (- d4 d3) (- d2 d1)) d1))) (cbrt (* (+ (- d4 d3) (- d2 d1)) d1))))>
* [enter]simplify:  Simplifying (* (cbrt (* (+ (- d4 d3) (- d2 d1)) d1)) (cbrt (* (+ (- d4 d3) (- d2 d1)) d1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (51 enodes)
* * [misc]simplify:  iters left: 3 (132 enodes)
* * [misc]simplify:  iters left: 2 (309 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* d1 (+ (- d4 d1) (- d2 d3)))) (cbrt (* d1 (+ (- d4 d1) (- d2 d3)))))
* [exit]simplify:  Simplified to (* (cbrt (* d1 (+ (- d4 d1) (- d2 d3)))) (cbrt (* d1 (+ (- d4 d1) (- d2 d3)))))
* [enter]simplify:  Simplifying (cbrt (* (+ (- d4 d3) (- d2 d1)) d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (129 enodes)
* * [misc]simplify:  iters left: 2 (307 enodes)
* [exit]simplify:  Simplified to (cbrt (* d1 (- (- d4 d1) (- d3 d2))))
* [exit]simplify:  Simplified to (cbrt (* d1 (- (- d4 d1) (- d3 d2))))
* * * * [misc]progress:  [ 5 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (cbrt (* (* (* (+ (- d4 d3) (- d2 d1)) d1) (* (+ (- d4 d3) (- d2 d1)) d1)) (* (+ (- d4 d3) (- d2 d1)) d1))))>
* [enter]simplify:  Simplifying (* (* (* (+ (- d4 d3) (- d2 d1)) d1) (* (+ (- d4 d3) (- d2 d1)) d1)) (* (+ (- d4 d3) (- d2 d1)) d1))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (90 enodes)
* [exit]simplify:  Simplified to (pow (* d1 (+ (- d4 d3) (- d2 d1))) 3)
* [exit]simplify:  Simplified to (pow (* d1 (+ (- d4 d3) (- d2 d1))) 3)
* * * * [misc]progress:  [ 6 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* (sqrt (* (+ (- d4 d3) (- d2 d1)) d1)) (sqrt (* (+ (- d4 d3) (- d2 d1)) d1))))>
* [enter]simplify:  Simplifying (sqrt (* (+ (- d4 d3) (- d2 d1)) d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (129 enodes)
* * [misc]simplify:  iters left: 2 (307 enodes)
* [exit]simplify:  Simplified to (sqrt (* d1 (- (- d4 d1) (- d3 d2))))
* [exit]simplify:  Simplified to (sqrt (* d1 (- (- d4 d1) (- d3 d2))))
* [enter]simplify:  Simplifying (sqrt (* (+ (- d4 d3) (- d2 d1)) d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (129 enodes)
* * [misc]simplify:  iters left: 2 (307 enodes)
* [exit]simplify:  Simplified to (sqrt (* d1 (- (- d4 d1) (- d3 d2))))
* [exit]simplify:  Simplified to (sqrt (* d1 (- (- d4 d1) (- d3 d2))))
* * * * [misc]progress:  [ 7 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* 1 (* (+ (- d4 d3) (- d2 d1)) d1)))>
* * * * [misc]progress:  [ 8 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* (* (cbrt (+ (- d4 d3) (- d2 d1))) (cbrt (+ (- d4 d3) (- d2 d1)))) (* (cbrt (+ (- d4 d3) (- d2 d1))) d1)))>
* [enter]simplify:  Simplifying (* (cbrt (+ (- d4 d3) (- d2 d1))) d1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (97 enodes)
* * [misc]simplify:  iters left: 2 (191 enodes)
* * [misc]simplify:  iters left: 1 (330 enodes)
* [exit]simplify:  Simplified to (* (cbrt (+ (- d2 d3) (- d4 d1))) d1)
* [exit]simplify:  Simplified to (* (cbrt (+ (- d2 d3) (- d4 d1))) d1)
* * * * [misc]progress:  [ 9 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* (sqrt (+ (- d4 d3) (- d2 d1))) (* (sqrt (+ (- d4 d3) (- d2 d1))) d1)))>
* [enter]simplify:  Simplifying (* (sqrt (+ (- d4 d3) (- d2 d1))) d1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (97 enodes)
* * [misc]simplify:  iters left: 2 (191 enodes)
* * [misc]simplify:  iters left: 1 (330 enodes)
* [exit]simplify:  Simplified to (* (sqrt (+ (- d2 d3) (- d4 d1))) d1)
* [exit]simplify:  Simplified to (* (sqrt (+ (- d2 d3) (- d4 d1))) d1)
* * * * [misc]progress:  [ 10 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* 1 (* (+ (- d4 d3) (- d2 d1)) d1)))>
* [enter]simplify:  Simplifying (* (+ (- d4 d3) (- d2 d1)) d1)
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (49 enodes)
* * [misc]simplify:  iters left: 3 (130 enodes)
* * [misc]simplify:  iters left: 2 (308 enodes)
* [exit]simplify:  Simplified to (* d1 (- (+ d4 d2) (+ d3 d1)))
* [exit]simplify:  Simplified to (* d1 (- (+ d4 d2) (+ d3 d1)))
* * * * [misc]progress:  [ 11 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* 1 (* (+ (- d4 d3) (- d2 d1)) d1)))>
* [enter]simplify:  Simplifying (* (+ (- d4 d3) (- d2 d1)) d1)
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (49 enodes)
* * [misc]simplify:  iters left: 3 (130 enodes)
* * [misc]simplify:  iters left: 2 (308 enodes)
* [exit]simplify:  Simplified to (* d1 (- (+ d4 d2) (+ d3 d1)))
* [exit]simplify:  Simplified to (* d1 (- (+ d4 d2) (+ d3 d1)))
* * * * [misc]progress:  [ 12 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (/ (* (+ (* (- (pow d4 3) (pow d3 3)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d4 d4) (+ (* d3 d3) (* d4 d3))) (- (pow d2 3) (pow d1 3)))) d1) (* (+ (* d4 d4) (+ (* d3 d3) (* d4 d3))) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))>
* [enter]simplify:  Simplifying (* (+ (* (- (pow d4 3) (pow d3 3)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ (* d4 d4) (+ (* d3 d3) (* d4 d3))) (- (pow d2 3) (pow d1 3)))) d1)
* * [misc]simplify:  iters left: 6 (25 enodes)
* * [misc]simplify:  iters left: 5 (61 enodes)
* * [misc]simplify:  iters left: 4 (169 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* d1 (- (pow d4 3) (pow d3 3)))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (- (pow d2 3) (pow d1 3)) d1)))
* [exit]simplify:  Simplified to (+ (* (+ (* d1 (+ d1 d2)) (* d2 d2)) (* d1 (- (pow d4 3) (pow d3 3)))) (* (+ (* d3 d3) (* d4 (+ d4 d3))) (* (- (pow d2 3) (pow d1 3)) d1)))
* * * * [misc]progress:  [ 13 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (/ (* (+ (* (- (pow d4 3) (pow d3 3)) (+ d2 d1)) (* (+ (* d4 d4) (+ (* d3 d3) (* d4 d3))) (- (* d2 d2) (* d1 d1)))) d1) (* (+ (* d4 d4) (+ (* d3 d3) (* d4 d3))) (+ d2 d1))))>
* [enter]simplify:  Simplifying (* (+ (* (- (pow d4 3) (pow d3 3)) (+ d2 d1)) (* (+ (* d4 d4) (+ (* d3 d3) (* d4 d3))) (- (* d2 d2) (* d1 d1)))) d1)
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (131 enodes)
* [exit]simplify:  Simplified to (+ (* (- (pow d4 3) (pow d3 3)) (* (+ d2 d1) d1)) (* (+ (* d4 d4) (* (+ d4 d3) d3)) (* (* (- d2 d1) (+ d2 d1)) d1)))
* [exit]simplify:  Simplified to (+ (* (- (pow d4 3) (pow d3 3)) (* (+ d2 d1) d1)) (* (+ (* d4 d4) (* (+ d4 d3) d3)) (* (* (- d2 d1) (+ d2 d1)) d1)))
* * * * [misc]progress:  [ 14 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (/ (* (+ (* (- (* d4 d4) (* d3 d3)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d4 d3) (- (pow d2 3) (pow d1 3)))) d1) (* (+ d4 d3) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1))))))>
* [enter]simplify:  Simplifying (* (+ (* (- (* d4 d4) (* d3 d3)) (+ (* d2 d2) (+ (* d1 d1) (* d2 d1)))) (* (+ d4 d3) (- (pow d2 3) (pow d1 3)))) d1)
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (153 enodes)
* [exit]simplify:  Simplified to (+ (* (+ (* d2 d2) (* (+ d2 d1) d1)) (* (- d4 d3) (* (+ d4 d3) d1))) (* (* d1 (+ d4 d3)) (- (pow d2 3) (pow d1 3))))
* [exit]simplify:  Simplified to (+ (* (+ (* d2 d2) (* (+ d2 d1) d1)) (* (- d4 d3) (* (+ d4 d3) d1))) (* (* d1 (+ d4 d3)) (- (pow d2 3) (pow d1 3))))
* * * * [misc]progress:  [ 15 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (/ (* (+ (* (- (* d4 d4) (* d3 d3)) (+ d2 d1)) (* (+ d4 d3) (- (* d2 d2) (* d1 d1)))) d1) (* (+ d4 d3) (+ d2 d1))))>
* [enter]simplify:  Simplifying (* (+ (* (- (* d4 d4) (* d3 d3)) (+ d2 d1)) (* (+ d4 d3) (- (* d2 d2) (* d1 d1)))) d1)
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (114 enodes)
* * [misc]simplify:  iters left: 3 (479 enodes)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d1 d2)) (+ (- d2 d1) (- d4 d3))) d1)
* [exit]simplify:  Simplified to (* (* (* (+ d4 d3) (+ d1 d2)) (+ (- d2 d1) (- d4 d3))) d1)
* * * * [misc]progress:  [ 16 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (/ (* (+ (pow (- d4 d3) 3) (pow (- d2 d1) 3)) d1) (+ (* (- d4 d3) (- d4 d3)) (- (* (- d2 d1) (- d2 d1)) (* (- d4 d3) (- d2 d1))))))>
* [enter]simplify:  Simplifying (* (+ (pow (- d4 d3) 3) (pow (- d2 d1) 3)) d1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (57 enodes)
* * [misc]simplify:  iters left: 3 (221 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- d2 d1) d1) (* (- d2 d1) (- d2 d1))) (* (* (- d4 d3) (- d4 d3)) (* (- d4 d3) d1)))
* [exit]simplify:  Simplified to (+ (* (* (- d2 d1) d1) (* (- d2 d1) (- d2 d1))) (* (* (- d4 d3) (- d4 d3)) (* (- d4 d3) d1)))
* * * * [misc]progress:  [ 17 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (/ (* (- (* (- d4 d3) (- d4 d3)) (* (- d2 d1) (- d2 d1))) d1) (- (- d4 d3) (- d2 d1))))>
* [enter]simplify:  Simplifying (* (- (* (- d4 d3) (- d4 d3)) (* (- d2 d1) (- d2 d1))) d1)
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (65 enodes)
* * [misc]simplify:  iters left: 3 (298 enodes)
* [exit]simplify:  Simplified to (* (- (* (- d4 d3) (- d4 d3)) (* (- d2 d1) (- d2 d1))) d1)
* [exit]simplify:  Simplified to (* (- (* (- d4 d3) (- d4 d3)) (* (- d2 d1) (- d2 d1))) d1)
* * * * [misc]progress:  [ 18 / 21 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (* d1 (+ (- d4 d3) (- d2 d1))))>
* * * * [misc]progress:  [ 19 / 21 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) 0)>
* [enter]simplify:  Simplifying 0
* * [misc]simplify:  iters left: 0 (1 enodes)
* [exit]simplify:  Simplified to 0
* * * * [misc]progress:  [ 20 / 21 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* d1 d2) (+ (* d1 d3) (pow d1 2))))>
* [enter]simplify:  Simplifying (- (* d1 d2) (+ (* d1 d3) (pow d1 2)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (149 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d2 d3) d1))
* * * * [misc]progress:  [ 21 / 21 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* d1 d2) (+ (* d1 d3) (pow d1 2))))>
* [enter]simplify:  Simplifying (- (* d1 d2) (+ (* d1 d3) (pow d1 2)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (149 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d2 d3) d1))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 4
* * * [misc]progress:  picking best candidate
* [misc]none:  Fresh alts: 1
* [misc]none:  All alts: 3
* [misc]none:  Fresh alt: (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))
* [misc]none:  Non-fresh alt: (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* [misc]none:  Non-fresh alt: (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1))
* [misc]none:  Fresh alt indices
* [misc]none:  (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1))): 0
* [misc]none:  Best fresh alt per point
* [misc]none:  (-1.710891347111095e+65 1.109183979373587e-272 -95471028.83194529 6.004936306705295e-110): 0
* [misc]none:  (8.294384364281815e-166 -4.294658639193503e+299 -3.609531323585135e-126 -2.089955443635325e+288): 0
* [misc]none:  (1.0294793343080105e-108 -2.684411131398964e+265 -2.5041953744318214e+210 -1.0986546537238249e-156): 0
* [misc]none:  (2.7597391127907497e+71 -7.118598439306926e-163 -2.2865977636868453e-254 1.1957797731550026e+135): 0
* [misc]none:  (5.206564886451975e-85 -6.359852651553978e-200 9.481987884391168e+225 -7.066717267579084e+139): 0
* [misc]none:  (-8.814952711799738e-99 1.65558224932079e-164 4.902350348965691e+236 -3.1225223769517084e+20): 0
* [misc]none:  (-2.928514894158283e+116 -4.564163106281563e-296 -4.5204378437603775e-262 -2.812487984084131e-191): 0
* [misc]none:  (1.390590216241818e-222 -7.0050135130091664e-155 9.23580990204306e-115 -1.1306337922974638e+101): 0
* [misc]none:  (-4.466731802974746e-105 -2.080381427940704e+57 6.986770308235597e-138 -1.857697348799804e+216): 0
* [misc]none:  (-1.0354203145983576e-138 -1.6580563833114584e-212 1.1262089272102392e+160 -7.614574715378863e+82): 0
* [misc]none:  (-5.3975671388677825e-235 -7.947242462837804e+250 -7.902978876781646e-66 1.4127071290020058e-287): 0
* [misc]none:  (4.8176275876640045e-253 -6.042733502121478e-283 -8.017312837748922e-49 2.9982638638138104e-218): 0
* [misc]none:  (0.011584584072868484 -1.1694116023490704e-28 8.690725943820268e+122 8.71801806348621e+206): 0
* [misc]none:  (-1.3582870829020397e-277 -1.586170562574407e-57 -2.0904303307571094e-145 1.7846578541038628e-276): 0
* [misc]none:  (3.2509480891495596e-283 1.2122993581673724e+246 -2.345777876205019e+202 3939564299703.1377): 0
* [misc]none:  (7.276790202766627e-301 -1.626718770470268e-300 -6.998121692638659e-08 3.041780935730506e-34): 0
* [misc]none:  (7.390132388943251e-80 1.3957602941693855e-49 4.285848321626996e+268 2.2354450955184464e-303): 0
* [misc]none:  (4.38593704788044e-55 4.538528580096745e+256 1.9283445650398494e-302 -6.041734179697997): 0
* [misc]none:  (6.518905991610332e-133 5.3194678137136805e+131 -6.653716387428423e+299 -1.8403918230246647e+174): 0
* [misc]none:  (3.0585928369664786e+93 -4.210722432806127e-270 1.334571149979113e-41 -1.8803107233893126e-289): 0
* [misc]none:  (3.5403151995633744e+61 2.8784051283093197e-159 1.2957589310032163e-204 -1.578479105490473e+173): 0
* [misc]none:  (-1.0108867026044187e-225 -1.158159014760538e-203 -2.5632373643680646e-304 1131663.3956445674): 0
* [misc]none:  (-5.17995664858381e-30 2.2557556260131474e-161 1.678603787725966e-152 8.285353632346027e-167): 0
* [misc]none:  (4.5012361337602156e-219 -1.8460393792202976e+39 2.399165839722049e+20 -1.4874933536480413e-51): 0
* [misc]none:  (866348710.6083921 2.876521072296815e-208 5.048938347965581e+138 -1.6543205348605458e+76): 0
* [misc]none:  (1.0215332011235794e-150 2.5432672243697084e+149 5.3724278324468806e+203 1.6245442159705388e-42): 0
* [misc]none:  (1.1191386501644506e-85 -1.0633699598734081e+279 5.673275506975857e+207 2.1810804288248965e-283): 0
* [misc]none:  (1.2999886733622388e-184 1.3287180272413022e+67 -2.7013855456272217e-201 1.9512550934577986e+126): 0
* [misc]none:  (-1.9623779951337473e-133 -2.301910010318483e+221 5.4028927053834954e+247 4.0634804861275976e+104): 0
* [misc]none:  (-1.5679110566977667e-223 -8.842589040161641e+98 -4.043258958007891e+66 8.908666160531227e+49): 0
* [misc]none:  (4.9942589350226774e-175 -1.0696150558934022e+276 -1.241626970885276e-204 -5.6452836244484175e+91): 0
* [misc]none:  (-7.187164180575145e-35 6.522058198362733e-293 9.401190249812807e-207 -2.588704039685516e+177): 0
* [misc]none:  (3.142330142042956e-142 -1.0592833761732351e-22 -1.7507435822316045e-305 -2.6953818668540275e+276): 0
* [misc]none:  (4.8533118364338886e-220 5.419935126226004e+146 -5.711361780471107e-273 -1.0226195786145445e+59): 0
* [misc]none:  (-1.0137022872036615e-250 1.1267003262842614e+39 2.2983534050951956e+280 6631353509164.867): 0
* [misc]none:  (-4.471782855879787e+124 4.056219641447954e-165 8.594002544586067e+66 129872152189557.89): 0
* [misc]none:  (3.979373228096243e-141 -7.598697785926827e+92 -2.3475936301342696e+117 2.9961260839482213e-86): 0
* [misc]none:  (4.1983268311643633e-79 1.5381669359590303e-207 8.247562820074126e+217 1.0668215133090469e+39): 0
* [misc]none:  (-3.622077157767599e+23 1.00915611940526e+27 8.709150063820205e-153 -6.847873896861797e+181): 0
* [misc]none:  (-210330824030.7673 -2.305407094752963e-163 3.1558409624178966e-51 9.95387707370222e+262): 0
* [misc]none:  (-7659635.891150199 -1.5911268054021125e+134 -3.6230586534663917e+269 -7.480594651081392e-48): 0
* [misc]none:  (1.9823386324151393e+42 -1.220626425287621e+35 1.8201110841748818e+29 -2.7739261850553894e+177): 0
* [misc]none:  (6.293549179098464e-288 -2.8745676519888006e-286 -7.475898157550682e+161 9.97953491051459e-18): 0
* [misc]none:  (-5.702058236543288e-13 6.037459328256679e+44 3.263883914428741e-199 2.031254727830368e+150): 0
* [misc]none:  (2.5980718674385498e+23 -2.9738226798343945e-298 2.1116126269121526e-87 4.14034250568095e-19): 0
* [misc]none:  (2.0240021563907198e+31 -1.3920869566331375e+132 1.2761763054728044e+218 -9.007027010104259e+261): 0
* [misc]none:  (1.2179404897272352e+86 -1.5906769106560773e-292 5.178751341354714e-203 -7.574607075391417e-141): 0
* [misc]none:  (1.265809127256969e-257 1.058184990588207e+193 1.8491023256598833e+119 2.4030465813311096e+33): 0
* [misc]none:  (-8.270430340517044e-240 -1.8012913273360532e-264 1.14061272555298e-115 -9.525588762254787e-234): 0
* [misc]none:  (2.604335985505126e-202 -3.9681158777902383e+279 6.826763736238189e-299 -3.210278147615068e-146): 0
* [misc]none:  (1.2213794000067742e-107 1.2779119562315673e+147 1.190125890379584e+230 2.8849229481410515e-69): 0
* [misc]none:  (4.521106259868985e-253 2.3623823056661818e-73 -7.979697001313104e+118 2.0929018499651103e-228): 0
* [misc]none:  (-5.661098912851574e-276 -4.3360229323453346e-277 -5.646086578828506e-185 9.051400453992323e-210): 0
* [misc]none:  (-4.482491338570653e-24 -1.1505196214978956e-166 1.0734844266876098e+133 286.8697052670963): 0
* [misc]none:  (4.4256104603082567e-281 -6.52255281130491e-45 17276572400113498.0 -1.49446826727179e-59): 0
* [misc]none:  (3.2671426521572696e-07 -1.8473476170207948e-253 1.0142824584588423e+99 -6.275224079728548e+159): 0
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* [misc]none:  (-5.260126974106813e-218 4.7267408900535795e-258 -6.82910750103748e-303 -2.0635507740276896e-91): 0
* [misc]none:  (3.092586821004401e-18 -1.5209677197107265e-169 -5.300936462687706e+276 -1399000755111.8474): 0
* [misc]none:  (1.8278913474274224e-24 -5.551153159830027e-84 6.024511912990079e+84 1.0972801711478063e-181): 0
* [misc]none:  (0.008231975858370053 4.0424623228768856e+253 -1.7033937139434037e-149 -1.093137967815385e+66): 0
* [misc]none:  (540132858874038.06 2.7983607559006875e+54 -1.4988144387084102e+91 -2.371410382958956e-162): 0
* [misc]none:  (-2.2030964286852323e-44 -3.107277487295288e-78 1.4255275511610883e-38 5.176888332485418e-235): 0
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* [misc]none:  (-6.4497800862916325e-208 -8.437714729549569e-61 -9.178221696445502e-160 7.187331052375226e-09): 0
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* [misc]none:  (-4.2293501993920744e-96 -2.936155159322882e+301 -7.874126038339784e+73 -2.0493644688447925e+84): 0
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* [misc]none:  (-1.0048785011627561e-129 8.127248813391785e+226 -1.483643755550628e-284 -2.8769042098391767e+238): 0
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* [misc]none:  (1.0483964125162862e-06 -3.752236763580095e-230 8.105463665693362e-194 -2.7685933486986245e+247): 0
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* [misc]none:  (4.513009124607983e-82 -1.952161770664997e+168 -3.2026896500136593e+106 3.9964248706286793e+300): 0
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* [misc]none:  (-3.969668283468194e-23 5.258242405229196e-247 -9.498386678851063e-197 -1.0709835258895982e+166): 0
* [misc]none:  (2.5076686139270383e-164 -0.0022300046209729825 1.194061872367895e+220 1.0389358047373285e-37): 0
* [misc]none:  (-2.0087808485765453e-304 1.3687590050193055e-147 -8.234756399670311e-72 1.6542751192792692e-300): 0
* [misc]none:  (-4.773347848801604e-165 -3.5335037548803817e-216 2.602023429993787e-14 -1.4942418769123512e-302): 0
* [misc]none:  (-1.6037432475041464e-152 2.415026600632841e-155 -2.983618099380393e-19 6.08182357871597e-19): 0
* [misc]none:  (3.919727770092923e-28 -8.796417170933511e-157 2.5194286288656994e+137 -2.803376858595825e-183): 0
* [misc]none:  (-2.0317891841612197e-99 -6.22947928384665e-25 -4.152794278830264e-202 -2.9721370995696006e-116): 0
* [misc]none:  (-1.8295893302806206e-270 3.1707458428990324e-50 1.882634228916084e+104 6.309071689177259e-279): 0
* [misc]none:  (-4.555748018209325e-271 1.7527084173765072e+214 -3.566410115265179e+77 -2.0754253193237223e+276): 0
* [misc]none:  (-3.678907798082827e-113 6.040835984474006e+24 -3.1450504266029292e+299 -6.998469069018224e-161): 0
* [misc]none:  (-9.99618015977074e-100 -5.970362695291997e+22 -3.879179322621676e+202 3.321782785676469e-255): 0
* [misc]none:  (1.5087150874010425e-211 -1.7358857320695963e-267 -1.2383129644834284e+160 -1.062164837135673e+42): 0
* [misc]none:  (-5.593167094268887e-190 1.7800753731525426e+39 -1.9563965618862005e+178 6.863804525144902e-237): 0
* [misc]none:  (-3.884002241527716e-09 3.402956999639796e+258 1.529772447679324e+286 -3.3684544179202395e+273): 0
* [misc]none:  (6.180426682633145e-231 -1.1261653603541554e-107 -2.1793389213345715e+300 1.0083640164314813e-92): 0
* [misc]none:  (6.223068053793711e+127 2.2629994924347574e-07 -3.779843999226174e+139 -3.0614286694593404e-08): 0
* [misc]none:  (-6.5890526844687485e-164 -2.899016522178297e+88 3.6950126077692746e-159 -1.0679075438337597e+159): 0
* [misc]none:  (3.802591719422796e-187 -8.074991766140518e+140 1.5800617558402157e+234 1.1606607614301422e-05): 0
* [misc]none:  (3.292067705150785e-57 -1.5601971401908854e-158 3.2577820155263023e+228 -5.2844454198705195e+305): 0
* [misc]none:  (-5.91489283060648e-141 -2.941458472796967e-142 2.1831432166025805e+27 1.0985453227849344e-170): 0
* [misc]none:  (-3.755398726662252e-104 1.732956797107532e+257 -0.003996887291900194 -3.319613025041288e+219): 0
* [misc]none:  (-2.8353852455895346e-236 2.4977177539308356e+32 6.19863515953618e-206 -6.234997468933024e+98): 0
* [misc]none:  (-1.2483206863621665e-82 -4.3245428365292906e-97 3.1166104193766994e-137 -2.3678767156364688e+110): 0
* [misc]none:  (-5.6835404426458884e-130 -6.116012871916241e+32 -4.56282292938935e+200 4.015919715899847e+137): 0
* [misc]none:  (1.2423686537018865e-16 -2.9190823764550885e+200 -8.369149872118526e+18 -6.505453409904161e-156): 0
* [misc]none:  (-1.571835822103132e-97 -2.3015506367476294e+261 4.559321205979136e-29 8.913124246398817e-290): 0
* [misc]none:  (-1.7739145562626414e-238 -7.800592841851725e-167 -7.036042050158767e-21 220237823157837.84): 0
* [misc]none:  (-7.0800974540359565e-196 -1.0695941285170777e+259 2.3040347636911724e-27 7.527413299194134e-199): 0
* [misc]none:  (-1.1006480359267765e-71 4.5779060099920917e-17 8.583739956121865e-308 -3.5994403684981127e-10): 0
* [misc]none:  (-1.9722299820001865e+94 4.460218679195514e-149 5.690021676770787e+31 5.357335632184978e-22): 0
* [misc]none:  (6.103872924194278e-110 -8.022655362628393e+40 -4.497266801596471e+100 2.4991141371272513e-282): 0
* [misc]none:  (2.4069680102931362e+144 -2.8732816710350813e-128 0.0006145505508753878 5.770600846660463e-216): 0
* [misc]none:  (2.781426133815738e-217 2.5557241024046246e-63 4.40681776351873e+173 -4.1462345069686375e+92): 0
* [misc]none:  (5.223765227005569e-152 -1.6334098586809e+149 -7.52056490230671e+247 7.351668255412019e-155): 0
* [misc]none:  (7.345575675668017e+18 -5.064289876067956e+27 8.853831150429422e+166 1.8423314112002953e-90): 0
* [misc]none:  (1.4318039063168714e-09 -5.668682219996358e+270 9.534360742444564e-26 1.2538968992553631e-96): 0
* [misc]none:  (1.2604501780655313e-299 33610193246.41273 -4.7269786251670094e+219 9.689801239106332e+272): 0
* [misc]none:  (2.3118053548193494e+30 -5.491093062090541e+163 4.652749385182812e-160 9.610215461209792e+222): 0
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* [misc]none:  (-5.375335143464656e-30 -8.49156223786901e+281 1.32998056440083e+269 -4.8674210748481254e-151): 0
* [misc]none:  (-5.0999003383831085e-210 1.6994385984079385e-287 1.2465965306617038e-32 -2.3808857954678774e+216): 0
* [misc]none:  (828.8901249590906 1.5119164597499585e-296 2.7649254953715813e+30 1.7565696205023296e+163): 0
* [misc]none:  (-2.121021143134419e-77 1.1487791112707728e-172 -5.429897727475668e+86 5.404165234675282e+149): 0
* [misc]none:  (8.449175444180646e-202 1.4761245695485948e+283 -8.677870337494532e-201 -6.681913019299572e-42): 0
* [misc]none:  (4.231630731957443e-97 -3.696639606427162e-252 -1.1407178097926494e+242 2.473406481539842e+260): 0
* [misc]none:  (-1156779749992.995 -9.655945313184261e+33 8.332399687653581e+237 -2.134629087509914e-243): 0
* [misc]none:  (2.4854328581128964e+122 -217034247050543.78 2.5999866956432144e-15 1.1466100384783977e-24): 0
* [misc]none:  (-4.9950980655924506e-14 -3.293372736241772e-19 7.731756003446193e-09 -1.3329110901183251e-11): 0
* [misc]none:  (2.142503598854727e-40 1.0088540675564157e+34 3.8938256936682777e+126 1.2257507542606433e+188): 0
* [misc]none:  (-1.0990705194030404e-105 -4.839744333602855e+283 9.762069684263044e+43 -12690372948896.879): 0
* [misc]none:  (-2.1780024365260185e-241 -6.343157921835833e-119 9.866134064169792e-88 -2.956461964272624e-275): 0
* [misc]none:  (4.885415499003671e-269 -4.491308108907964e+45 446772345732203.44 -5.538386719087659e+171): 0
* [misc]none:  (3119421691785794.0 -1.5498730560984214e+89 -8.012758369773654e-195 6.996924088749089e+186): 0
* [misc]none:  (4.285789409051915e-41 1.6550163405824941e-100 -2.5555643171303317e-191 -1.5713983593350048e+121): 0
* [misc]none:  (1.7285940697086523e-215 -2.498699657083479e+253 -3.0528442416089784e+66 -7.689055820822863e-102): 0
* [misc]none:  (9.362478858841445e-196 -4.784918483909615e-19 2.4361480422576433e-266 -5.709525862984588e+269): 0
* [misc]none:  (-6.901143185143365e+36 -3.4733892398282713e-302 7.272073892272774e+218 -1.0424169248639238e+18): 0
* [misc]none:  (-4.793761810067722e+146 3.1328191882752216e-288 2.4808688386834323e+124 -1.2719321334694425e-152): 0
* [misc]none:  (1.7619646197506943e-217 -9.235542744079632e+25 0.001153502653320492 9.828142580013114e-63): 0
* [misc]none:  (-8.866739439226667e-273 1.3470733434393441e-14 -4.176800857433437e+211 -2.825162850246462e+49): 0
* [misc]none:  (5.189166453459553e-135 1.4373294578855835e+256 4.823582423963228e-35 -1.441565661830703e+124): 0
* [misc]none:  (-1.1362331792365873e+75 -173641063832.00497 -2.0925481350760477e+232 -5.137492599686409e-299): 0
* [misc]none:  (-4.757236139123545e-252 3.204374284906914e+228 4.351554933921603e-249 -4.535010461569696e+162): 0
* [misc]none:  (6.416725586436791e+40 1.6015687094578885e-114 7.162982178700667e-143 -1.1687078108307076e-251): 0
* [misc]none:  (-5.994149136555116e-303 -5.221874393833239e-308 -2.8418422012851154e+231 -9.100671468383818e+151): 0
* [misc]none:  (2.1811945854006548e-306 -1.499889551426252e-293 -8788459652460304.0 6.744044543218371): 0
* [misc]none:  (-3.08247001214476e-37 -2.843359003146651e-110 -7.190691526842674e-26 -6.685251997932164e-26): 0
* [misc]none:  (-3.472329309191249e-220 1.3008689232014965e+38 -8.226818455360327e-246 3.490340941226529e+86): 0
* [misc]none:  (1.2092015360447625e-157 1.5524909593616506e+112 -2.5578053234776403e+23 -3.3084323579057188e-170): 0
* [misc]none:  (3.724041520589833e-284 -2.8973136526635775e+139 1.6313427551474431e+72 7.032956449643419e+110): 0
* [misc]none:  (-2.3966795619314438e-229 3.622990649977049e+40 -3403184440379.1104 1.3425678178732274e+191): 0
* [misc]none:  (4.492344930614623e-159 -2.0578930400131563e-98 4.6712667890843233e+285 2.7744217646447177e-275): 0
* [misc]none:  (1.2241252209715087e-199 -2.4581914514852984e-170 -2.452783291215729e+221 -1.440291755770294e-266): 0
* [misc]none:  (5.33153487832989e+22 -3.2665770299303125e-270 -2.7010102997806336e+107 1.483166556404514e+211): 0
* [misc]none:  (1.4056840441261273e+25 2.9806918698583785e+31 -9.07976210977117e-191 -1.3463366907780727e+48): 0
* [misc]none:  All alt indices
* [misc]none:  (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1))): 0
* [misc]none:  (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))): 1
* [misc]none:  (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1)): 2
* [misc]none:  Best alt per point
* [misc]none:  (-1.710891347111095e+65 1.109183979373587e-272 -95471028.83194529 6.004936306705295e-110): 0
* [misc]none:  (8.294384364281815e-166 -4.294658639193503e+299 -3.609531323585135e-126 -2.089955443635325e+288): 1
* [misc]none:  (1.0294793343080105e-108 -2.684411131398964e+265 -2.5041953744318214e+210 -1.0986546537238249e-156): 1
* [misc]none:  (2.7597391127907497e+71 -7.118598439306926e-163 -2.2865977636868453e-254 1.1957797731550026e+135): 1
* [misc]none:  (5.206564886451975e-85 -6.359852651553978e-200 9.481987884391168e+225 -7.066717267579084e+139): 0
* [misc]none:  (-8.814952711799738e-99 1.65558224932079e-164 4.902350348965691e+236 -3.1225223769517084e+20): 0
* [misc]none:  (-2.928514894158283e+116 -4.564163106281563e-296 -4.5204378437603775e-262 -2.812487984084131e-191): 0
* [misc]none:  (1.390590216241818e-222 -7.0050135130091664e-155 9.23580990204306e-115 -1.1306337922974638e+101): 0
* [misc]none:  (-4.466731802974746e-105 -2.080381427940704e+57 6.986770308235597e-138 -1.857697348799804e+216): 0
* [misc]none:  (-1.0354203145983576e-138 -1.6580563833114584e-212 1.1262089272102392e+160 -7.614574715378863e+82): 0
* [misc]none:  (-5.3975671388677825e-235 -7.947242462837804e+250 -7.902978876781646e-66 1.4127071290020058e-287): 0
* [misc]none:  (4.8176275876640045e-253 -6.042733502121478e-283 -8.017312837748922e-49 2.9982638638138104e-218): 1
* [misc]none:  (0.011584584072868484 -1.1694116023490704e-28 8.690725943820268e+122 8.71801806348621e+206): 1
* [misc]none:  (-1.3582870829020397e-277 -1.586170562574407e-57 -2.0904303307571094e-145 1.7846578541038628e-276): 1
* [misc]none:  (3.2509480891495596e-283 1.2122993581673724e+246 -2.345777876205019e+202 3939564299703.1377): 0
* [misc]none:  (7.276790202766627e-301 -1.626718770470268e-300 -6.998121692638659e-08 3.041780935730506e-34): 1
* [misc]none:  (7.390132388943251e-80 1.3957602941693855e-49 4.285848321626996e+268 2.2354450955184464e-303): 1
* [misc]none:  (4.38593704788044e-55 4.538528580096745e+256 1.9283445650398494e-302 -6.041734179697997): 1
* [misc]none:  (6.518905991610332e-133 5.3194678137136805e+131 -6.653716387428423e+299 -1.8403918230246647e+174): 1
* [misc]none:  (3.0585928369664786e+93 -4.210722432806127e-270 1.334571149979113e-41 -1.8803107233893126e-289): 0
* [misc]none:  (3.5403151995633744e+61 2.8784051283093197e-159 1.2957589310032163e-204 -1.578479105490473e+173): 1
* [misc]none:  (-1.0108867026044187e-225 -1.158159014760538e-203 -2.5632373643680646e-304 1131663.3956445674): 1
* [misc]none:  (-5.17995664858381e-30 2.2557556260131474e-161 1.678603787725966e-152 8.285353632346027e-167): 0
* [misc]none:  (4.5012361337602156e-219 -1.8460393792202976e+39 2.399165839722049e+20 -1.4874933536480413e-51): 1
* [misc]none:  (866348710.6083921 2.876521072296815e-208 5.048938347965581e+138 -1.6543205348605458e+76): 0
* [misc]none:  (1.0215332011235794e-150 2.5432672243697084e+149 5.3724278324468806e+203 1.6245442159705388e-42): 0
* [misc]none:  (1.1191386501644506e-85 -1.0633699598734081e+279 5.673275506975857e+207 2.1810804288248965e-283): 1
* [misc]none:  (1.2999886733622388e-184 1.3287180272413022e+67 -2.7013855456272217e-201 1.9512550934577986e+126): 1
* [misc]none:  (-1.9623779951337473e-133 -2.301910010318483e+221 5.4028927053834954e+247 4.0634804861275976e+104): 0
* [misc]none:  (-1.5679110566977667e-223 -8.842589040161641e+98 -4.043258958007891e+66 8.908666160531227e+49): 0
* [misc]none:  (4.9942589350226774e-175 -1.0696150558934022e+276 -1.241626970885276e-204 -5.6452836244484175e+91): 0
* [misc]none:  (-7.187164180575145e-35 6.522058198362733e-293 9.401190249812807e-207 -2.588704039685516e+177): 0
* [misc]none:  (3.142330142042956e-142 -1.0592833761732351e-22 -1.7507435822316045e-305 -2.6953818668540275e+276): 0
* [misc]none:  (4.8533118364338886e-220 5.419935126226004e+146 -5.711361780471107e-273 -1.0226195786145445e+59): 0
* [misc]none:  (-1.0137022872036615e-250 1.1267003262842614e+39 2.2983534050951956e+280 6631353509164.867): 0
* [misc]none:  (-4.471782855879787e+124 4.056219641447954e-165 8.594002544586067e+66 129872152189557.89): 1
* [misc]none:  (3.979373228096243e-141 -7.598697785926827e+92 -2.3475936301342696e+117 2.9961260839482213e-86): 0
* [misc]none:  (4.1983268311643633e-79 1.5381669359590303e-207 8.247562820074126e+217 1.0668215133090469e+39): 1
* [misc]none:  (-3.622077157767599e+23 1.00915611940526e+27 8.709150063820205e-153 -6.847873896861797e+181): 1
* [misc]none:  (-210330824030.7673 -2.305407094752963e-163 3.1558409624178966e-51 9.95387707370222e+262): 1
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* [misc]none:  (1.9823386324151393e+42 -1.220626425287621e+35 1.8201110841748818e+29 -2.7739261850553894e+177): 1
* [misc]none:  (6.293549179098464e-288 -2.8745676519888006e-286 -7.475898157550682e+161 9.97953491051459e-18): 0
* [misc]none:  (-5.702058236543288e-13 6.037459328256679e+44 3.263883914428741e-199 2.031254727830368e+150): 0
* [misc]none:  (2.5980718674385498e+23 -2.9738226798343945e-298 2.1116126269121526e-87 4.14034250568095e-19): 0
* [misc]none:  (2.0240021563907198e+31 -1.3920869566331375e+132 1.2761763054728044e+218 -9.007027010104259e+261): 1
* [misc]none:  (1.2179404897272352e+86 -1.5906769106560773e-292 5.178751341354714e-203 -7.574607075391417e-141): 0
* [misc]none:  (1.265809127256969e-257 1.058184990588207e+193 1.8491023256598833e+119 2.4030465813311096e+33): 0
* [misc]none:  (-8.270430340517044e-240 -1.8012913273360532e-264 1.14061272555298e-115 -9.525588762254787e-234): 1
* [misc]none:  (2.604335985505126e-202 -3.9681158777902383e+279 6.826763736238189e-299 -3.210278147615068e-146): 0
* [misc]none:  (1.2213794000067742e-107 1.2779119562315673e+147 1.190125890379584e+230 2.8849229481410515e-69): 0
* [misc]none:  (4.521106259868985e-253 2.3623823056661818e-73 -7.979697001313104e+118 2.0929018499651103e-228): 0
* [misc]none:  (-5.661098912851574e-276 -4.3360229323453346e-277 -5.646086578828506e-185 9.051400453992323e-210): 1
* [misc]none:  (-4.482491338570653e-24 -1.1505196214978956e-166 1.0734844266876098e+133 286.8697052670963): 0
* [misc]none:  (4.4256104603082567e-281 -6.52255281130491e-45 17276572400113498.0 -1.49446826727179e-59): 1
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* [misc]none:  (1.8278913474274224e-24 -5.551153159830027e-84 6.024511912990079e+84 1.0972801711478063e-181): 0
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* [misc]none:  (-2.2030964286852323e-44 -3.107277487295288e-78 1.4255275511610883e-38 5.176888332485418e-235): 0
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* [misc]none:  (1.5103100355184051e-151 -2.143432956134754e+111 -3.5082657319515617e-69 6.441165435728536e+54): 0
* [misc]none:  (-8.027045273992656e-261 2.954010046244024e+243 -1.1231587547143906e-278 7.729588026871771e-57): 0
* [misc]none:  (1.37038211012976e-186 2.6642924282783276e+103 -9.934372733665062e+252 -4.0918753734902625e-50): 0
* [misc]none:  (979825758711.1726 1.7591487076360776e-93 -0.010407376100664507 -1.7560228619971193e+223): 1
* [misc]none:  (-2.129388635439313e-253 1.7144957388979144e-234 -1.2436457875633903e+168 1.058245046295544e-264): 0
* [misc]none:  (-2.0846906365893711e-190 3.226598108204372e+288 1.7717802063555302e-211 -2.386854765766607e-46): 0
* [misc]none:  (-3.91724292485521e-24 -4.4004945689619024e-178 -2.3309248009317553e-28 1.1486741276314115e+282): 1
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* [misc]none:  (-2.0087808485765453e-304 1.3687590050193055e-147 -8.234756399670311e-72 1.6542751192792692e-300): 1
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* [misc]none:  (-1.6037432475041464e-152 2.415026600632841e-155 -2.983618099380393e-19 6.08182357871597e-19): 1
* [misc]none:  (3.919727770092923e-28 -8.796417170933511e-157 2.5194286288656994e+137 -2.803376858595825e-183): 0
* [misc]none:  (-2.0317891841612197e-99 -6.22947928384665e-25 -4.152794278830264e-202 -2.9721370995696006e-116): 0
* [misc]none:  (-1.8295893302806206e-270 3.1707458428990324e-50 1.882634228916084e+104 6.309071689177259e-279): 1
* [misc]none:  (-4.555748018209325e-271 1.7527084173765072e+214 -3.566410115265179e+77 -2.0754253193237223e+276): 0
* [misc]none:  (-3.678907798082827e-113 6.040835984474006e+24 -3.1450504266029292e+299 -6.998469069018224e-161): 1
* [misc]none:  (-9.99618015977074e-100 -5.970362695291997e+22 -3.879179322621676e+202 3.321782785676469e-255): 0
* [misc]none:  (1.5087150874010425e-211 -1.7358857320695963e-267 -1.2383129644834284e+160 -1.062164837135673e+42): 0
* [misc]none:  (-5.593167094268887e-190 1.7800753731525426e+39 -1.9563965618862005e+178 6.863804525144902e-237): 0
* [misc]none:  (-3.884002241527716e-09 3.402956999639796e+258 1.529772447679324e+286 -3.3684544179202395e+273): 1
* [misc]none:  (6.180426682633145e-231 -1.1261653603541554e-107 -2.1793389213345715e+300 1.0083640164314813e-92): 0
* [misc]none:  (6.223068053793711e+127 2.2629994924347574e-07 -3.779843999226174e+139 -3.0614286694593404e-08): 1
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* [misc]none:  (3.802591719422796e-187 -8.074991766140518e+140 1.5800617558402157e+234 1.1606607614301422e-05): 0
* [misc]none:  (3.292067705150785e-57 -1.5601971401908854e-158 3.2577820155263023e+228 -5.2844454198705195e+305): 1
* [misc]none:  (-5.91489283060648e-141 -2.941458472796967e-142 2.1831432166025805e+27 1.0985453227849344e-170): 0
* [misc]none:  (-3.755398726662252e-104 1.732956797107532e+257 -0.003996887291900194 -3.319613025041288e+219): 0
* [misc]none:  (-2.8353852455895346e-236 2.4977177539308356e+32 6.19863515953618e-206 -6.234997468933024e+98): 0
* [misc]none:  (-1.2483206863621665e-82 -4.3245428365292906e-97 3.1166104193766994e-137 -2.3678767156364688e+110): 0
* [misc]none:  (-5.6835404426458884e-130 -6.116012871916241e+32 -4.56282292938935e+200 4.015919715899847e+137): 0
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* [misc]none:  (-1.571835822103132e-97 -2.3015506367476294e+261 4.559321205979136e-29 8.913124246398817e-290): 1
* [misc]none:  (-1.7739145562626414e-238 -7.800592841851725e-167 -7.036042050158767e-21 220237823157837.84): 1
* [misc]none:  (-7.0800974540359565e-196 -1.0695941285170777e+259 2.3040347636911724e-27 7.527413299194134e-199): 0
* [misc]none:  (-1.1006480359267765e-71 4.5779060099920917e-17 8.583739956121865e-308 -3.5994403684981127e-10): 2
* [misc]none:  (-1.9722299820001865e+94 4.460218679195514e-149 5.690021676770787e+31 5.357335632184978e-22): 0
* [misc]none:  (6.103872924194278e-110 -8.022655362628393e+40 -4.497266801596471e+100 2.4991141371272513e-282): 0
* [misc]none:  (2.4069680102931362e+144 -2.8732816710350813e-128 0.0006145505508753878 5.770600846660463e-216): 0
* [misc]none:  (2.781426133815738e-217 2.5557241024046246e-63 4.40681776351873e+173 -4.1462345069686375e+92): 0
* [misc]none:  (5.223765227005569e-152 -1.6334098586809e+149 -7.52056490230671e+247 7.351668255412019e-155): 0
* [misc]none:  (7.345575675668017e+18 -5.064289876067956e+27 8.853831150429422e+166 1.8423314112002953e-90): 1
* [misc]none:  (1.4318039063168714e-09 -5.668682219996358e+270 9.534360742444564e-26 1.2538968992553631e-96): 1
* [misc]none:  (1.2604501780655313e-299 33610193246.41273 -4.7269786251670094e+219 9.689801239106332e+272): 0
* [misc]none:  (2.3118053548193494e+30 -5.491093062090541e+163 4.652749385182812e-160 9.610215461209792e+222): 1
* [misc]none:  (1.9017996774234949e-59 -2.898581384885825e+217 -6.950130620860382e-27 -5.033260992167659e-148): 1
* [misc]none:  (-5.375335143464656e-30 -8.49156223786901e+281 1.32998056440083e+269 -4.8674210748481254e-151): 1
* [misc]none:  (-5.0999003383831085e-210 1.6994385984079385e-287 1.2465965306617038e-32 -2.3808857954678774e+216): 1
* [misc]none:  (828.8901249590906 1.5119164597499585e-296 2.7649254953715813e+30 1.7565696205023296e+163): 1
* [misc]none:  (-2.121021143134419e-77 1.1487791112707728e-172 -5.429897727475668e+86 5.404165234675282e+149): 0
* [misc]none:  (8.449175444180646e-202 1.4761245695485948e+283 -8.677870337494532e-201 -6.681913019299572e-42): 1
* [misc]none:  (4.231630731957443e-97 -3.696639606427162e-252 -1.1407178097926494e+242 2.473406481539842e+260): 1
* [misc]none:  (-1156779749992.995 -9.655945313184261e+33 8.332399687653581e+237 -2.134629087509914e-243): 1
* [misc]none:  (2.4854328581128964e+122 -217034247050543.78 2.5999866956432144e-15 1.1466100384783977e-24): 0
* [misc]none:  (-4.9950980655924506e-14 -3.293372736241772e-19 7.731756003446193e-09 -1.3329110901183251e-11): 0
* [misc]none:  (2.142503598854727e-40 1.0088540675564157e+34 3.8938256936682777e+126 1.2257507542606433e+188): 0
* [misc]none:  (-1.0990705194030404e-105 -4.839744333602855e+283 9.762069684263044e+43 -12690372948896.879): 1
* [misc]none:  (-2.1780024365260185e-241 -6.343157921835833e-119 9.866134064169792e-88 -2.956461964272624e-275): 1
* [misc]none:  (4.885415499003671e-269 -4.491308108907964e+45 446772345732203.44 -5.538386719087659e+171): 0
* [misc]none:  (3119421691785794.0 -1.5498730560984214e+89 -8.012758369773654e-195 6.996924088749089e+186): 1
* [misc]none:  (4.285789409051915e-41 1.6550163405824941e-100 -2.5555643171303317e-191 -1.5713983593350048e+121): 0
* [misc]none:  (1.7285940697086523e-215 -2.498699657083479e+253 -3.0528442416089784e+66 -7.689055820822863e-102): 0
* [misc]none:  (9.362478858841445e-196 -4.784918483909615e-19 2.4361480422576433e-266 -5.709525862984588e+269): 0
* [misc]none:  (-6.901143185143365e+36 -3.4733892398282713e-302 7.272073892272774e+218 -1.0424169248639238e+18): 1
* [misc]none:  (-4.793761810067722e+146 3.1328191882752216e-288 2.4808688386834323e+124 -1.2719321334694425e-152): 1
* [misc]none:  (1.7619646197506943e-217 -9.235542744079632e+25 0.001153502653320492 9.828142580013114e-63): 1
* [misc]none:  (-8.866739439226667e-273 1.3470733434393441e-14 -4.176800857433437e+211 -2.825162850246462e+49): 0
* [misc]none:  (5.189166453459553e-135 1.4373294578855835e+256 4.823582423963228e-35 -1.441565661830703e+124): 0
* [misc]none:  (-1.1362331792365873e+75 -173641063832.00497 -2.0925481350760477e+232 -5.137492599686409e-299): 1
* [misc]none:  (-4.757236139123545e-252 3.204374284906914e+228 4.351554933921603e-249 -4.535010461569696e+162): 0
* [misc]none:  (6.416725586436791e+40 1.6015687094578885e-114 7.162982178700667e-143 -1.1687078108307076e-251): 0
* [misc]none:  (-5.994149136555116e-303 -5.221874393833239e-308 -2.8418422012851154e+231 -9.100671468383818e+151): 0
* [misc]none:  (2.1811945854006548e-306 -1.499889551426252e-293 -8788459652460304.0 6.744044543218371): 1
* [misc]none:  (-3.08247001214476e-37 -2.843359003146651e-110 -7.190691526842674e-26 -6.685251997932164e-26): 2
* [misc]none:  (-3.472329309191249e-220 1.3008689232014965e+38 -8.226818455360327e-246 3.490340941226529e+86): 0
* [misc]none:  (1.2092015360447625e-157 1.5524909593616506e+112 -2.5578053234776403e+23 -3.3084323579057188e-170): 0
* [misc]none:  (3.724041520589833e-284 -2.8973136526635775e+139 1.6313427551474431e+72 7.032956449643419e+110): 0
* [misc]none:  (-2.3966795619314438e-229 3.622990649977049e+40 -3403184440379.1104 1.3425678178732274e+191): 0
* [misc]none:  (4.492344930614623e-159 -2.0578930400131563e-98 4.6712667890843233e+285 2.7744217646447177e-275): 0
* [misc]none:  (1.2241252209715087e-199 -2.4581914514852984e-170 -2.452783291215729e+221 -1.440291755770294e-266): 1
* [misc]none:  (5.33153487832989e+22 -3.2665770299303125e-270 -2.7010102997806336e+107 1.483166556404514e+211): 1
* [misc]none:  (1.4056840441261273e+25 2.9806918698583785e+31 -9.07976210977117e-191 -1.3463366907780727e+48): 0
* [misc]none:  Picked alt (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))
* * * * [misc]pick:  Picked  #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2 1 1)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 1 1 1)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 1 1 2)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) in (d2 d3 d1 d4) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d3) d4) d1) in d4
* [misc]taylor:  Taking taylor expansion of (- (- d2 d3) d4) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (* (- d2 d3) d1) into (* (- d2 d3) d1)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (* (- d2 d3) d1) into (* (- d2 d3) d1)
* [misc]backup-simplify:  Simplify (* (* (- d2 d3) d1) (* (- d2 d3) d1)) into (* (pow (- d2 d3) 2) (pow d1 2))
* [misc]backup-simplify:  Simplify (* 0 d1) into 0
* [misc]backup-simplify:  Simplify (* 0 d1) into 0
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow (- d2 d3) 2) (pow d1 2)) 0) into (- (+ (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d2 2))) (* 2 (* (pow d1 2) (* d3 d2))))
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- d2 d3) 0) into (- d2 d3)
* [misc]backup-simplify:  Simplify (* (- d2 d3) d1) into (* (- d2 d3) d1)
* [misc]backup-simplify:  Simplify (/ (- (+ (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d2 2))) (* 2 (* (pow d1 2) (* d3 d2)))) (* (- d2 d3) d1)) into (/ (- (+ (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d2 2))) (* 2 (* (pow d1 2) (* d3 d2)))) (* (- d2 d3) d1))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d3) d4) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- (- d2 d3) d4) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (* (- d2 d3) 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (* (- d2 d3) 0) into 0
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* d4 0) into 0
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d2 d3) 1) (* 0 0)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d2 d3) 1) (* 0 0)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (+ (* 0 (- d2 d3)) (* (- d2 d3) 0)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (* d4 1) (* 0 0)) into d4
* [misc]backup-simplify:  Simplify (+ (* 0 d4) (* d4 0)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d2 d3) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d2 d3) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* (- d2 d3) (- d2 d3)) (* 0 0))) into (- (+ (pow d2 2) (pow d3 2)) (* 2 (* d3 d2)))
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* d4 d4) (* 0 0))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (- (pow d4 2)) into (- (pow d4 2))
* [misc]backup-simplify:  Simplify (+ (- (+ (pow d2 2) (pow d3 2)) (* 2 (* d3 d2))) (- (pow d4 2))) into (- (+ (pow d2 2) (pow d3 2)) (+ (* 2 (* d3 d2)) (pow d4 2)))
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ (- d2 d3) (- d4)) into (- d2 (+ d4 d3))
* [misc]backup-simplify:  Simplify (* (- d2 (+ d4 d3)) 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d2 (+ d4 d3)) 1) (* 0 0)) into (- d2 (+ d4 d3))
* [misc]backup-simplify:  Simplify (/ (- (+ (pow d2 2) (pow d3 2)) (+ (* 2 (* d3 d2)) (pow d4 2))) (- d2 (+ d4 d3))) into (/ (- (+ (pow d2 2) (pow d3 2)) (+ (* 2 (* d3 d2)) (pow d4 2))) (- d2 (+ d4 d3)))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d3
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d3) d4) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- (- d2 d3) d4) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d2 0) into d2
* [misc]backup-simplify:  Simplify (* d2 d1) into (* d1 d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d2 0) into d2
* [misc]backup-simplify:  Simplify (* d2 d1) into (* d1 d2)
* [misc]backup-simplify:  Simplify (* (* d1 d2) (* d1 d2)) into (* (pow d1 2) (pow d2 2))
* [misc]backup-simplify:  Simplify (* d4 d1) into (* d1 d4)
* [misc]backup-simplify:  Simplify (* d4 d1) into (* d1 d4)
* [misc]backup-simplify:  Simplify (* (* d1 d4) (* d1 d4)) into (* (pow d1 2) (pow d4 2))
* [misc]backup-simplify:  Simplify (- (* (pow d1 2) (pow d4 2))) into (- (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) (pow d2 2)) (- (* (pow d1 2) (pow d4 2)))) into (- (* (pow d1 2) (pow d2 2)) (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d2 0) into d2
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d2 (- d4)) into (- d2 d4)
* [misc]backup-simplify:  Simplify (* (- d2 d4) d1) into (* (- d2 d4) d1)
* [misc]backup-simplify:  Simplify (/ (- (* (pow d1 2) (pow d2 2)) (* (pow d1 2) (pow d4 2))) (* (- d2 d4) d1)) into (/ (- (* (pow d1 2) (pow d2 2)) (* (pow d1 2) (pow d4 2))) (* (- d2 d4) d1))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d3) d4) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- (- d2 d3) d4) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (* (- d3) d1) into (* -1 (* d1 d3))
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (* (- d3) d1) into (* -1 (* d1 d3))
* [misc]backup-simplify:  Simplify (* (* -1 (* d1 d3)) (* -1 (* d1 d3))) into (* (pow d1 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d4 d1) into (* d1 d4)
* [misc]backup-simplify:  Simplify (* d4 d1) into (* d1 d4)
* [misc]backup-simplify:  Simplify (* (* d1 d4) (* d1 d4)) into (* (pow d1 2) (pow d4 2))
* [misc]backup-simplify:  Simplify (- (* (pow d1 2) (pow d4 2))) into (- (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) (pow d3 2)) (- (* (pow d1 2) (pow d4 2)))) into (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ (- d3) (- d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (* (- (+ d3 d4)) d1) into (* -1 (* d1 (+ d3 d4)))
* [misc]backup-simplify:  Simplify (/ (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2))) (* -1 (* d1 (+ d3 d4)))) into (* -1 (/ (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2))) (* d1 (+ d3 d4))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- (- d2 d3) d4) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- (- d2 d3) d4) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (* (- d3) d1) into (* -1 (* d1 d3))
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (* (- d3) d1) into (* -1 (* d1 d3))
* [misc]backup-simplify:  Simplify (* (* -1 (* d1 d3)) (* -1 (* d1 d3))) into (* (pow d1 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d4 d1) into (* d1 d4)
* [misc]backup-simplify:  Simplify (* d4 d1) into (* d1 d4)
* [misc]backup-simplify:  Simplify (* (* d1 d4) (* d1 d4)) into (* (pow d1 2) (pow d4 2))
* [misc]backup-simplify:  Simplify (- (* (pow d1 2) (pow d4 2))) into (- (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) (pow d3 2)) (- (* (pow d1 2) (pow d4 2)))) into (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ (- d3) (- d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (* (- (+ d3 d4)) d1) into (* -1 (* d1 (+ d3 d4)))
* [misc]backup-simplify:  Simplify (/ (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2))) (* -1 (* d1 (+ d3 d4)))) into (* -1 (/ (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2))) (* d1 (+ d3 d4))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2))) (* d1 (+ d3 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2))) (* d1 (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]taylor:  Taking taylor expansion of (* d1 (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* (pow d1 2) (pow d4 2)) into (* (pow d1 2) (pow d4 2))
* [misc]backup-simplify:  Simplify (- (* (pow d1 2) (pow d4 2))) into (- (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ 0 (- (* (pow d1 2) (pow d4 2)))) into (- (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (* d1 d4) into (* d1 d4)
* [misc]backup-simplify:  Simplify (/ (- (* (pow d1 2) (pow d4 2))) (* d1 d4)) into (* -1 (* d1 d4))
* [misc]backup-simplify:  Simplify (* -1 (* -1 (* d1 d4))) into (* d1 d4)
* [misc]taylor:  Taking taylor expansion of (* d1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d4)) into d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (+ (* (* -1 (* d1 d3)) d1) (* d1 (* -1 (* d1 d3)))) into (- (* 2 (* (pow d1 2) d3)))
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d1)) into 0
* [misc]backup-simplify:  Simplify (+ (* (* d1 d4) 0) (* 0 (* d1 d4))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (* 2 (* (pow d1 2) d3))) 0) into (- (* 2 (* (pow d1 2) d3)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- (+ d3 d4)) 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (- (/ (- (* 2 (* (pow d1 2) d3))) (* -1 (* d1 (+ d3 d4)))) (+ (* (* -1 (/ (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2))) (* d1 (+ d3 d4)))) (/ d1 (* -1 (* d1 (+ d3 d4))))))) into (- (+ (/ (* d1 (pow d4 2)) (pow (+ d3 d4) 2)) (* 2 (/ (* d1 d3) (+ d3 d4)))) (/ (* d1 (pow d3 2)) (pow (+ d3 d4) 2)))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ (* d1 (pow d4 2)) (pow (+ d3 d4) 2)) (* 2 (/ (* d1 d3) (+ d3 d4)))) (/ (* d1 (pow d3 2)) (pow (+ d3 d4) 2))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (/ (* d1 (pow d4 2)) (pow (+ d3 d4) 2)) (* 2 (/ (* d1 d3) (+ d3 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (pow d4 2)) (pow (+ d3 d4) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]taylor:  Taking taylor expansion of (pow (+ d3 d4) 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log (+ d3 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d1 (pow d4 2)) into (* d1 (pow d4 2))
* [misc]backup-simplify:  Simplify (/ (* d1 (pow d4 2)) (pow d4 2)) into d1
* [misc]taylor:  Taking taylor expansion of (* 2 (/ (* d1 d3) (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ (* d1 d3) (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d1 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d1 1) (* 0 0)) into d1
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (/ d1 d4) into (/ d1 d4)
* [misc]taylor:  Taking taylor expansion of (/ (* d1 (pow d3 2)) (pow (+ d3 d4) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of (pow (+ d3 d4) 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log (+ d3 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* d1 1) into d1
* [misc]backup-simplify:  Simplify (/ d1 (pow d4 2)) into (/ d1 (pow d4 2))
* [misc]backup-simplify:  Simplify (+ d1 0) into d1
* [misc]backup-simplify:  Simplify (+ d1 0) into d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d4 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d4))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d4))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* d1 1) (* 0 d4)) into d1
* [misc]backup-simplify:  Simplify (- (/ 0 (* d1 d4)) (+ (* (* -1 (* d1 d4)) (/ d1 (* d1 d4))))) into d1
* [misc]backup-simplify:  Simplify (+ (* -1 d1) (* 0 (* -1 (* d1 d4)))) into (- d1)
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d4))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* d4 (* d1 (* 1 1)))) (+ (* -1 (* 1 (* d1 (* d3 1)))) (* 1 (* 1 (* d1 (* 1 d2)))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1))) in (d2 d3 d1 d4) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d1 2))) into (- (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (pow d1 2)))) into (- (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ 1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (/ (- (/ 1 (pow d1 2))) (/ -1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d2) (/ 1 d3)) 1) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d2) (/ 1 d3)) 1) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d2) (/ 1 d3)) (- (/ 1 d2) (/ 1 d3))) into (pow (- (/ 1 d2) (/ 1 d3)) 2)
* [misc]backup-simplify:  Simplify (* (/ 1 d4) 1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* (/ 1 d4) 1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* (/ 1 d4) (/ 1 d4)) into (/ 1 (pow d4 2))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d4 2))) into (- (/ 1 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (pow (- (/ 1 d2) (/ 1 d3)) 2) (- (/ 1 (pow d4 2)))) into (- (+ (/ 1 (pow d3 2)) (/ 1 (pow d2 2))) (+ (/ 1 (pow d4 2)) (* 2 (/ 1 (* d3 d2)))))
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d3))) into (- (/ 1 d2) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d2) (/ 1 d3)) (- (/ 1 d4))) into (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))) 1) into (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (/ (- (+ (/ 1 (pow d3 2)) (/ 1 (pow d2 2))) (+ (/ 1 (pow d4 2)) (* 2 (/ 1 (* d3 d2))))) (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) into (/ (- (+ (/ 1 (pow d3 2)) (/ 1 (pow d2 2))) (+ (/ 1 (pow d4 2)) (* 2 (/ 1 (* d3 d2))))) (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ 1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ 1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (* (/ -1 d1) (/ -1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ 1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (/ (/ 1 (pow d1 2)) (/ -1 d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (/ (/ 1 (pow d1 2)) (/ 1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 d2) (/ 1 d3)) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (/ (/ 1 (pow d1 2)) (/ 1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (/ 1 d3)) (/ 1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (/ 1 d3)) (/ 1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) (- (/ 1 (* d1 d3)))) (* (- (/ 1 (* d1 d3))) (/ 1 d1))) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]backup-simplify:  Simplify (+ (- (* 2 (/ 1 (* (pow d1 2) d3)))) 0) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d3)) (- (/ 1 d4))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (+ (/ 1 d4) (/ 1 d3))) (/ 1 d1))) into (- (+ (/ 1 (* d1 d4)) (/ 1 (* d1 d3))))
* [misc]backup-simplify:  Simplify (- (/ (- (* 2 (/ 1 (* (pow d1 2) d3)))) (/ 1 d1)) (+ (* (/ 1 d1) (/ (- (+ (/ 1 (* d1 d4)) (/ 1 (* d1 d3)))) (/ 1 d1))))) into (- (/ 1 (* d1 d4)) (/ 1 (* d1 d3)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d1 d4)) (/ 1 (* d1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d1 d4) into (* d1 d4)
* [misc]backup-simplify:  Simplify (/ 1 (* d1 d4)) into (/ 1 (* d1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d1 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d1 1) (* 0 0)) into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1)))) into (/ 1 (* (pow d1 2) (pow d3 2)))
* [misc]backup-simplify:  Simplify (* (/ 1 d4) (/ 1 d1)) into (/ 1 (* d1 d4))
* [misc]backup-simplify:  Simplify (* (/ 1 d4) (/ 1 d1)) into (/ 1 (* d1 d4))
* [misc]backup-simplify:  Simplify (* (/ 1 (* d1 d4)) (/ 1 (* d1 d4))) into (/ 1 (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (pow d1 2) (pow d4 2)))) into (- (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* (pow d1 2) (pow d3 2))) (- (/ 1 (* (pow d1 2) (pow d4 2))))) into (- (/ 1 (* (pow d1 2) (pow d3 2))) (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (+ (/ 1 d4) (/ 1 d3))) 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* (pow d1 2) (pow d3 2))) (/ 1 (* (pow d1 2) (pow d4 2)))) (/ 1 d1)) (+ (* (/ 1 d1) (/ 0 (/ 1 d1))) (* (- (/ 1 (* d1 d4)) (/ 1 (* d1 d3))) (/ (- (+ (/ 1 (* d1 d4)) (/ 1 (* d1 d3)))) (/ 1 d1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (* d1 d4)) 0) into (/ 1 (* d1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d4)) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* (/ 1 (/ 1 d1)) (* 1 (/ 1 (/ 1 d2)))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 d1)) (* (/ 1 (/ 1 d3)) 1)))) (* 1 (* (/ 1 (/ 1 d4)) (* (/ 1 (/ 1 d1)) (* 1 1)))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* [misc]approximate:  Taking taylor expansion of (/ (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1)))) in (d2 d3 d1 d4) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d1 2))) into (- (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (pow d1 2)))) into (- (/ 1 (pow d1 2)))
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ -1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (/ (- (/ 1 (pow d1 2))) (/ -1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d3)) into (- (/ 1 d3) (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d3) (/ 1 d2)) -1) into (* -1 (- (/ 1 d3) (/ 1 d2)))
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d3)) into (- (/ 1 d3) (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- (/ 1 d3) (/ 1 d2)) -1) into (* -1 (- (/ 1 d3) (/ 1 d2)))
* [misc]backup-simplify:  Simplify (* (* -1 (- (/ 1 d3) (/ 1 d2))) (* -1 (- (/ 1 d3) (/ 1 d2)))) into (pow (- (/ 1 d3) (/ 1 d2)) 2)
* [misc]backup-simplify:  Simplify (* (/ -1 d4) -1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* (/ -1 d4) -1) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* (/ 1 d4) (/ 1 d4)) into (/ 1 (pow d4 2))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d4 2))) into (- (/ 1 (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (pow (- (/ 1 d3) (/ 1 d2)) 2) (- (/ 1 (pow d4 2)))) into (- (+ (/ 1 (pow d3 2)) (/ 1 (pow d2 2))) (+ (/ 1 (pow d4 2)) (* 2 (/ 1 (* d3 d2)))))
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (/ 1 d3)) into (- (/ 1 d3) (/ 1 d2))
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (- (/ 1 d3) (/ 1 d2)) (/ 1 d4)) into (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)) -1) into (* -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))
* [misc]backup-simplify:  Simplify (/ (- (+ (/ 1 (pow d3 2)) (/ 1 (pow d2 2))) (+ (/ 1 (pow d4 2)) (* 2 (/ 1 (* d3 d2))))) (* -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))) into (* -1 (/ (- (+ (/ 1 (pow d3 2)) (/ 1 (pow d2 2))) (+ (/ 1 (pow d4 2)) (* 2 (/ 1 (* d3 d2))))) (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))))
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ -1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ -1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (* (/ -1 d1) (/ -1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ -1 d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (/ (/ 1 (pow d1 2)) (/ -1 d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (/ (/ 1 (pow d1 2)) (/ 1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (/ (/ 1 (pow d1 2)) (/ 1 d1)) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (/ 1 d3) (/ -1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (/ 1 d3) (/ -1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) (- (/ 1 (* d1 d3)))) (* (- (/ 1 (* d1 d3))) (/ 1 d1))) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]backup-simplify:  Simplify (+ (- (* 2 (/ 1 (* (pow d1 2) d3)))) 0) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ -1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (/ 1 d4)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (+ (/ 1 d4) (/ 1 d3)) (/ -1 d1))) into (- (+ (/ 1 (* d1 d4)) (/ 1 (* d1 d3))))
* [misc]backup-simplify:  Simplify (- (/ (- (* 2 (/ 1 (* (pow d1 2) d3)))) (/ 1 d1)) (+ (* (/ 1 d1) (/ (- (+ (/ 1 (* d1 d4)) (/ 1 (* d1 d3)))) (/ 1 d1))))) into (- (/ 1 (* d1 d4)) (/ 1 (* d1 d3)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* d1 d4)) (/ 1 (* d1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* d1 d4) into (* d1 d4)
* [misc]backup-simplify:  Simplify (/ 1 (* d1 d4)) into (/ 1 (* d1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* d1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* d1 0) into 0
* [misc]backup-simplify:  Simplify (+ (* d1 1) (* 0 0)) into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (- (/ 1 d1)) into (- (/ 1 d1))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d1))) into (- (/ 1 d1))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1)))) into (/ 1 (* (pow d1 2) (pow d3 2)))
* [misc]backup-simplify:  Simplify (* (/ -1 d4) (/ -1 d1)) into (/ 1 (* d1 d4))
* [misc]backup-simplify:  Simplify (* (/ -1 d4) (/ -1 d1)) into (/ 1 (* d1 d4))
* [misc]backup-simplify:  Simplify (* (/ 1 (* d1 d4)) (/ 1 (* d1 d4))) into (/ 1 (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (pow d1 2) (pow d4 2)))) into (- (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* (pow d1 2) (pow d3 2))) (- (/ 1 (* (pow d1 2) (pow d4 2))))) into (- (/ 1 (* (pow d1 2) (pow d3 2))) (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (+ (/ 1 d4) (/ 1 d3)) 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 (* (pow d1 2) (pow d3 2))) (/ 1 (* (pow d1 2) (pow d4 2)))) (/ 1 d1)) (+ (* (/ 1 d1) (/ 0 (/ 1 d1))) (* (- (/ 1 (* d1 d4)) (/ 1 (* d1 d3))) (/ (- (+ (/ 1 (* d1 d4)) (/ 1 (* d1 d3)))) (/ 1 d1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* d1 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 (* d1 d4)) 0) into (/ 1 (* d1 d4))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* d1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (* d1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (* 0 d4) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d4)) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* (/ 1 (/ 1 (- d1))) (* 1 (/ 1 (/ 1 (- d2))))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 (- d1))) (* (/ 1 (/ 1 (- d3))) 1)))) (* 1 (* (/ 1 (/ 1 (- d4))) (* (/ 1 (/ 1 (- d1))) (* 1 1)))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in (d2 d3 d1 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d4
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d3
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (* (- d3) d1) into (* -1 (* d1 d3))
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (* (- d3) d1) into (* -1 (* d1 d3))
* [misc]backup-simplify:  Simplify (* (* -1 (* d1 d3)) (* -1 (* d1 d3))) into (* (pow d1 2) (pow d3 2))
* [misc]backup-simplify:  Simplify (* d4 d1) into (* d1 d4)
* [misc]backup-simplify:  Simplify (* d4 d1) into (* d1 d4)
* [misc]backup-simplify:  Simplify (* (* d1 d4) (* d1 d4)) into (* (pow d1 2) (pow d4 2))
* [misc]backup-simplify:  Simplify (- (* (pow d1 2) (pow d4 2))) into (- (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) (pow d3 2)) (- (* (pow d1 2) (pow d4 2)))) into (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (- (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d1 2) (pow d4 2)) into (* (pow d1 2) (pow d4 2))
* [misc]backup-simplify:  Simplify (- (* (pow d1 2) (pow d4 2))) into (- (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ 0 (- (* (pow d1 2) (pow d4 2)))) into (- (* (pow d1 2) (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (- (* (pow d1 2) (pow d4 2))) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d4 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (log d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (+ (* (* -1 (* d1 d3)) d1) (* d1 (* -1 (* d1 d3)))) into (- (* 2 (* (pow d1 2) d3)))
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d1)) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (* 0 d1)) into 0
* [misc]backup-simplify:  Simplify (+ (* (* d1 d4) 0) (* 0 (* d1 d4))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (- (* 2 (* (pow d1 2) d3))) 0) into (- (* 2 (* (pow d1 2) d3)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (* (pow d1 2) d3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (* (pow d1 2) d3)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) d3) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (pow d1 2) 0) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d4 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d4))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d4))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (* 0 (pow d4 2))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* -1 (* d1 d3)) 0) (+ (* d1 d1) (* 0 (* -1 (* d1 d3))))) into (pow d1 2)
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* d4 0) (+ (* 0 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* d1 d4) 0) (+ (* 0 0) (* 0 (* d1 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d1 2) 0) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 1) (* 0 0)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (+ (* 2 (pow d1 2)) (* 0 0)) into (* 2 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (* 2 (pow d1 2))) into (- (* 2 (pow d1 2)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (* (pow d1 2) 1) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow d4 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow d4 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (log d4)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d4))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow d1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow d1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (log d1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (+ (* 0 0) (* 0 (pow d4 2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (pow d1 2) 0) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 1 (pow d4 2)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (- (pow d4 2)) into (- (pow d4 2))
* [misc]taylor:  Taking taylor expansion of (- (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in (d2 d3 d1 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (/ 1 d3)) (/ 1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (/ 1 d3)) (/ 1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) (- (/ 1 (* d1 d3)))) (* (- (/ 1 (* d1 d3))) (/ 1 d1))) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]backup-simplify:  Simplify (+ (- (* 2 (/ 1 (* (pow d1 2) d3)))) 0) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (* (pow d1 2) d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (* (pow d1 2) d3))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) d3) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (pow d1 2) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 1) (* 0 0)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1)))) into (/ 1 (* (pow d1 2) (pow d3 2)))
* [misc]backup-simplify:  Simplify (* (/ 1 d4) (/ 1 d1)) into (/ 1 (* d1 d4))
* [misc]backup-simplify:  Simplify (* (/ 1 d4) (/ 1 d1)) into (/ 1 (* d1 d4))
* [misc]backup-simplify:  Simplify (* (/ 1 (* d1 d4)) (/ 1 (* d1 d4))) into (/ 1 (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (pow d1 2) (pow d4 2)))) into (- (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* (pow d1 2) (pow d3 2))) (- (/ 1 (* (pow d1 2) (pow d4 2))))) into (- (/ 1 (* (pow d1 2) (pow d3 2))) (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (pow d1 2) (pow d3 2))) (/ 1 (* (pow d1 2) (pow d4 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) (pow d3 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]backup-simplify:  Simplify (* (pow d1 2) 1) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d1 2) (pow d4 2)) into (* (pow d1 2) (pow d4 2))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow d1 2) (pow d4 2))) into (/ 1 (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 2 (/ 1 (pow d1 2))) into (/ 2 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ 2 (pow d1 2))) into (- (* 2 (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 2 1) into 2
* [misc]backup-simplify:  Simplify (- 2) into -2
* [misc]taylor:  Taking taylor expansion of -2 in d4
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (+ (* 0 0) (* 0 (/ 1 d1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (+ (* 0 0) (* 0 (/ 1 d1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) 0) (+ (* 0 (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (* 0 (/ 1 d1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (* 0 (/ 1 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (* d1 d4)) 0) (* 0 (/ 1 (* d1 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow d1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow d1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (log d1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (/ 1 (pow d1 2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (+ (* 0 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d4) 0) (+ (* 0 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (* d1 d4)) 0) (+ (* 0 0) (* 0 (/ 1 (* d1 d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow d1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow d1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (log d1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))) (* 0 (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (pow d1 2) (pow d4 2)))) into (- (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* (pow d1 2) (pow d4 2))))) into (- (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (pow d1 2) (pow d4 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) (pow d4 2))) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d4 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (log d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 (pow d4 2)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 2)) into (/ 1 (pow d4 2))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d4 2))) into (- (/ 1 (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow d1 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow d1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow d1 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log d1))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))) (* 0 (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (/ 1 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow d1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow d1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (log d1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))) (* 0 (/ 0 (pow d1 2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]backup-simplify:  Simplify (+ (* -2 (* 1 (* (pow (/ 1 d1) -2) (* (/ 1 (/ 1 d3)) (/ 1 (/ 1 d2)))))) (+ (* 1 (pow (* 1 (* (/ 1 (/ 1 d1)) (* (/ 1 (/ 1 d3)) 1))) 2)) (* -1 (pow (* (/ 1 (/ 1 d4)) (* (/ 1 (/ 1 d1)) (* 1 1))) 2)))) into (- (* (pow d1 2) (pow d3 2)) (+ (* 2 (* (pow d1 2) (* d3 d2))) (* (pow d1 2) (pow d4 2))))
* [misc]approximate:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in (d2 d3 d1 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (/ 1 d3) (/ -1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (/ 1 d3) (/ -1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) (- (/ 1 (* d1 d3)))) (* (- (/ 1 (* d1 d3))) (/ 1 d1))) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]backup-simplify:  Simplify (+ (- (* 2 (/ 1 (* (pow d1 2) d3)))) 0) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (* (pow d1 2) d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (* (pow d1 2) d3))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) d3) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (pow d1 2) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 1) (* 0 0)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1)))) into (/ 1 (* (pow d1 2) (pow d3 2)))
* [misc]backup-simplify:  Simplify (* (/ -1 d4) (/ -1 d1)) into (/ 1 (* d1 d4))
* [misc]backup-simplify:  Simplify (* (/ -1 d4) (/ -1 d1)) into (/ 1 (* d1 d4))
* [misc]backup-simplify:  Simplify (* (/ 1 (* d1 d4)) (/ 1 (* d1 d4))) into (/ 1 (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (- (/ 1 (* (pow d1 2) (pow d4 2)))) into (- (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (* (pow d1 2) (pow d3 2))) (- (/ 1 (* (pow d1 2) (pow d4 2))))) into (- (/ 1 (* (pow d1 2) (pow d3 2))) (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (pow d1 2) (pow d3 2))) (/ 1 (* (pow d1 2) (pow d4 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) (pow d3 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]backup-simplify:  Simplify (* (pow d1 2) 1) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) (pow d4 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d4 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* (pow d1 2) (pow d4 2)) into (* (pow d1 2) (pow d4 2))
* [misc]backup-simplify:  Simplify (/ 1 (* (pow d1 2) (pow d4 2))) into (/ 1 (* (pow d1 2) (pow d4 2)))
* [misc]backup-simplify:  Simplify (+ (/ 1 (pow d1 2)) 0) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 2 (/ 1 (pow d1 2))) into (/ 2 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ 2 (pow d1 2))) into (- (* 2 (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 2 1) into 2
* [misc]backup-simplify:  Simplify (- 2) into -2
* [misc]taylor:  Taking taylor expansion of -2 in d4
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (+ (* 0 0) (* 0 (/ -1 d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (+ (* 0 0) (* 0 (/ -1 d1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) 0) (+ (* 0 (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (* 0 (/ -1 d1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (* 0 (/ -1 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (* d1 d4)) 0) (* 0 (/ 1 (* d1 d4)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow d1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow d1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (log d1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (/ 1 (pow d1 2)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (+ (* 0 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 d4) 0) (+ (* 0 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (* d1 d4)) 0) (+ (* 0 0) (* 0 (/ 1 (* d1 d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow d1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow d1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (log d1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))) (* 0 (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (* (pow d1 2) (pow d4 2)))) into (- (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (* (pow d1 2) (pow d4 2))))) into (- (/ 1 (* (pow d1 2) (pow d4 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (* (pow d1 2) (pow d4 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) (pow d4 2))) in d1
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d4 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d1
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (log d4)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (* 1 (pow d4 2)) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 2)) into (/ 1 (pow d4 2))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d4 2))) into (- (/ 1 (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow d1 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow d1 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow d1 1)))) 6) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (+ (* 0 0) (* 0 (log d1))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))) (* 0 (/ 0 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (/ 1 (pow d1 2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow d1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow d1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (log d1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow d1 2)) (/ 0 (pow d1 2))) (* 0 (/ 0 (pow d1 2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]backup-simplify:  Simplify (+ (* -2 (* 1 (* (pow (/ 1 (- d1)) -2) (* (/ 1 (/ 1 (- d3))) (/ 1 (/ 1 (- d2))))))) (+ (* 1 (pow (* 1 (* (/ 1 (/ 1 (- d1))) (* (/ 1 (/ 1 (- d3))) 1))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- d4))) (* (/ 1 (/ 1 (- d1))) (* 1 1))) 2)))) into (- (* (pow d1 2) (pow d3 2)) (+ (* 2 (* (pow d1 2) (* d3 d2))) (* (pow d1 2) (pow d4 2))))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2 1 1 1)
* [misc]approximate:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in (d2 d3 d1) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d1
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d3
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d3
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* (- d2 d3) d1) (* (- d2 d3) d1)) in d2
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (- d2 d3) d1) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 d3) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (* (- d3) d1) into (* -1 (* d1 d3))
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ 0 (- d3)) into (- d3)
* [misc]backup-simplify:  Simplify (* (- d3) d1) into (* -1 (* d1 d3))
* [misc]backup-simplify:  Simplify (* (* -1 (* d1 d3)) (* -1 (* d1 d3))) into (* (pow d1 2) (pow d3 2))
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (+ (* (* -1 (* d1 d3)) d1) (* d1 (* -1 (* d1 d3)))) into (- (* 2 (* (pow d1 2) d3)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (* (pow d1 2) d3))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (* (pow d1 2) d3)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) d3) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (pow d1 2) 0) into 0
* [misc]backup-simplify:  Simplify (* 2 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* -1 (* d1 d3)) 0) (+ (* d1 d1) (* 0 (* -1 (* d1 d3))))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 1) (* 0 0)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (+ (* 2 (pow d1 2)) (* 0 0)) into (* 2 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (* 2 (pow d1 2))) into (- (* 2 (pow d1 2)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (* (pow d1 2) 1) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (+ (* 1 0) (+ (* 0 0) (* 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* (- d3) 0) (+ (* 1 0) (+ (* 0 0) (* 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* -1 (* d1 d3)) 0) (+ (* d1 0) (+ (* 0 d1) (* 0 (* -1 (* d1 d3)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow d1 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow d1 1)))) 2) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 0) (* 0 (log d1)))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (+ (* 0 1) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (+ (* 0 (pow d1 2)) (* 0 0))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 0) (* 0 1)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in (d2 d3 d1) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 d2) (/ 1 d3)) (/ 1 d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (/ 1 d3)) (/ 1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 d3))) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* (- (/ 1 d3)) (/ 1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) (- (/ 1 (* d1 d3)))) (* (- (/ 1 (* d1 d3))) (/ 1 d1))) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (* (pow d1 2) d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (* (pow d1 2) d3))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) d3) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (pow d1 2) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 1) (* 0 0)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* (- (/ 1 d3)) 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1)))) into (/ 1 (* (pow d1 2) (pow d3 2)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) (pow d3 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]backup-simplify:  Simplify (* (pow d1 2) 1) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 2 (/ 1 (pow d1 2))) into (/ 2 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ 2 (pow d1 2))) into (- (* 2 (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 2 1) into 2
* [misc]backup-simplify:  Simplify (- 2) into -2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (pow (* (/ 1 (/ 1 d1)) (* 1 (/ 1 (/ 1 d2)))) 2)) (+ (* -2 (* (pow (/ 1 d1) -2) (* (/ 1 (/ 1 d3)) (/ 1 (/ 1 d2))))) (* 1 (pow (* (/ 1 (/ 1 d1)) (* (/ 1 (/ 1 d3)) 1)) 2)))) into (- (+ (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d2 2))) (* 2 (* (pow d1 2) (* d3 d2))))
* [misc]approximate:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in (d2 d3 d1) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d3
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (- (/ 1 (- d2)) (/ 1 (- d3))) (/ 1 (- d1))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (/ 1 d3) (/ -1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* (/ 1 d3) (/ -1 d1))) into (- (/ 1 (* d1 d3)))
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) (- (/ 1 (* d1 d3)))) (* (- (/ 1 (* d1 d3))) (/ 1 d1))) into (- (* 2 (/ 1 (* (pow d1 2) d3))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (* (pow d1 2) d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (* (pow d1 2) d3))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) d3)) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) d3) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (pow d1 2) 0) into 0
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow d1 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 (log d1))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 2 (log d1))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (pow d1 2) 1) (* 0 0)) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* (/ 1 d3) 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* (- (/ 1 (* d1 d3))) (- (/ 1 (* d1 d3)))) (* 0 (/ 1 d1)))) into (/ 1 (* (pow d1 2) (pow d3 2)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (* (pow d1 2) (pow d3 2))) in d3
* [misc]taylor:  Taking taylor expansion of (* (pow d1 2) (pow d3 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log d1))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log d1)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (log d1) into (log d1)
* [misc]backup-simplify:  Simplify (* 2 (log d1)) into (* 2 (log d1))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d1))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d3 2) in d3
* [misc]backup-simplify:  Simplify (* (pow d1 2) 1) into (pow d1 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d1 2)) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* 2 (/ 1 (pow d1 2))) into (/ 2 (pow d1 2))
* [misc]backup-simplify:  Simplify (- (/ 2 (pow d1 2))) into (- (* 2 (/ 1 (pow d1 2))))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 (pow d1 2)))) in d1
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 (pow d1 2))) in d1
* [misc]taylor:  Taking taylor expansion of 2 in d1
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (* 2 1) into 2
* [misc]backup-simplify:  Simplify (- 2) into -2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (pow (* (/ 1 (/ 1 (- d1))) (* 1 (/ 1 (/ 1 (- d2))))) 2)) (+ (* -2 (* (pow (/ 1 (- d1)) -2) (* (/ 1 (/ 1 (- d3))) (/ 1 (/ 1 (- d2)))))) (* 1 (pow (* (/ 1 (/ 1 (- d1))) (* (/ 1 (/ 1 (- d3))) 1)) 2)))) into (- (+ (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d2 2))) (* 2 (* (pow d1 2) (* d3 d2))))
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 1 1 2)
* [misc]approximate:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in (d4 d1) around 0
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* (* d4 d1) (* d4 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (* d4 d1) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (* 0 d1) into 0
* [misc]backup-simplify:  Simplify (* 0 d1) into 0
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (+ (* 0 0) (* 1 d1)) into d1
* [misc]backup-simplify:  Simplify (+ (* 0 d1) (* d1 0)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (* 0 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* d1 d1) (* 0 0))) into (pow d1 2)
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* d1 0) (+ (* 0 d1) (* 0 0)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in (d4 d1) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 d4) (/ 1 d1)) (* (/ 1 d4) (/ 1 d1))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 d4) (/ 1 d1)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* 1 (/ 1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d1))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 (/ 1 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (* 0 (/ 1 d1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* 0 0) (* 0 (/ 1 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d1) (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)) (* 0 (/ 0 d1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 1 (pow (* (/ 1 (/ 1 d1)) (/ 1 (/ 1 d4))) 2)) into (* (pow d1 2) (pow d4 2))
* [misc]approximate:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in (d4 d1) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (* (/ 1 (- d4)) (/ 1 (- d1))) (* (/ 1 (- d4)) (/ 1 (- d1)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (* (/ 1 (- d4)) (/ 1 (- d1))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* -1 (/ -1 d1)) into (/ 1 d1)
* [misc]backup-simplify:  Simplify (* (/ 1 d1) (/ 1 d1)) into (/ 1 (pow d1 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d1 2)) in d1
* [misc]taylor:  Taking taylor expansion of (pow d1 2) in d1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d1))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 (/ -1 d1))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (* 0 (/ 1 d1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ -1 d1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* 0 0) (* 0 (/ 1 d1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d1) (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))) (* 0 (/ 0 (- d1))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ -1 d1)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 d1) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 d1)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 1 (pow (* (/ 1 (/ 1 (- d1))) (/ 1 (/ 1 (- d4)))) 2)) into (* (pow d1 2) (pow d4 2))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (pow (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) 1) (* d1 d1)))>
* * * * [misc]progress:  [ 2 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (exp (- (log (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (log (* (- (- d2 d3) d4) d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (log (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (log (* (- (- d2 d3) d4) d1)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (107 enodes)
* * [misc]simplify:  iters left: 3 (336 enodes)
* [exit]simplify:  Simplified to (+ (log (* (+ (- d2 d3) d4) d1)) 0)
* [exit]simplify:  Simplified to (+ (log (* (+ (- d2 d3) d4) d1)) 0)
* * * * [misc]progress:  [ 3 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (exp (log (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (169 enodes)
* [exit]simplify:  Simplified to (log (/ (* (+ (- d2 d3) d4) d1) 1))
* [exit]simplify:  Simplified to (log (/ (* (+ (- d2 d3) d4) d1) 1))
* * * * [misc]progress:  [ 4 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (log (exp (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (160 enodes)
* [exit]simplify:  Simplified to (exp (/ (* (+ (- d2 d3) d4) d1) 1))
* [exit]simplify:  Simplified to (exp (/ (* (+ (- d2 d3) d4) d1) 1))
* * * * [misc]progress:  [ 5 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (cbrt (/ (* (* (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (* (* (* (- (- d2 d3) d4) d1) (* (- (- d2 d3) d4) d1)) (* (- (- d2 d3) d4) d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (* (* (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (* (* (* (- (- d2 d3) d4) d1) (* (- (- d2 d3) d4) d1)) (* (- (- d2 d3) d4) d1)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (235 enodes)
* [exit]simplify:  Simplified to (pow (/ (* d1 (+ (- d2 d3) d4)) 1) 3)
* [exit]simplify:  Simplified to (pow (/ (* d1 (+ (- d2 d3) d4)) 1) 3)
* * * * [misc]progress:  [ 6 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (cbrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1))) (cbrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))) (cbrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1))) (cbrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (158 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ (* d1 (+ (- d2 d3) d4)) 1)) (cbrt (/ (* d1 (+ (- d2 d3) d4)) 1)))
* [exit]simplify:  Simplified to (* (cbrt (/ (* d1 (+ (- d2 d3) d4)) 1)) (cbrt (/ (* d1 (+ (- d2 d3) d4)) 1)))
* [enter]simplify:  Simplifying (cbrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (157 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (* d1 (- d2 (- d3 d4))) 1))
* [exit]simplify:  Simplified to (cbrt (/ (* d1 (- d2 (- d3 d4))) 1))
* * * * [misc]progress:  [ 7 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (cbrt (* (* (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1))) (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1))) (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (226 enodes)
* [exit]simplify:  Simplified to (pow (/ (* d1 (+ (- d2 d3) d4)) 1) 3)
* [exit]simplify:  Simplified to (pow (/ (* d1 (+ (- d2 d3) d4)) 1) 3)
* * * * [misc]progress:  [ 8 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (sqrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1))) (sqrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (157 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (* d1 (- d2 (- d3 d4))) 1))
* [exit]simplify:  Simplified to (sqrt (/ (* d1 (- d2 (- d3 d4))) 1))
* [enter]simplify:  Simplifying (sqrt (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (41 enodes)
* * [misc]simplify:  iters left: 4 (157 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (* d1 (- d2 (- d3 d4))) 1))
* [exit]simplify:  Simplified to (sqrt (/ (* d1 (- d2 (- d3 d4))) 1))
* * * * [misc]progress:  [ 9 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (- (* (- (- d2 d3) d4) d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (82 enodes)
* * [misc]simplify:  iters left: 3 (335 enodes)
* [exit]simplify:  Simplified to (* (* d1 (- d1)) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))
* [exit]simplify:  Simplified to (* (* d1 (- d1)) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))
* [enter]simplify:  Simplifying (- (* (- (- d2 d3) d4) d1))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (103 enodes)
* * [misc]simplify:  iters left: 2 (215 enodes)
* * [misc]simplify:  iters left: 1 (280 enodes)
* [exit]simplify:  Simplified to (* (- (+ d4 d3) d2) d1)
* [exit]simplify:  Simplified to (* (- (+ d4 d3) d2) d1)
* * * * [misc]progress:  [ 10 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (- (/ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (- (- d2 d3) d4) d1)) (/ (* (* d4 d1) (* d4 d1)) (* (- (- d2 d3) d4) d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (- (- d2 d3) d4) d1))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (104 enodes)
* * [misc]simplify:  iters left: 3 (438 enodes)
* [exit]simplify:  Simplified to (* (/ (- d2 d3) (- (- d2 d3) d4)) (* d1 (- d2 d3)))
* [exit]simplify:  Simplified to (* (/ (- d2 d3) (- (- d2 d3) d4)) (* d1 (- d2 d3)))
* [enter]simplify:  Simplifying (/ (* (* d4 d1) (* d4 d1)) (* (- (- d2 d3) d4) d1))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (94 enodes)
* * [misc]simplify:  iters left: 3 (290 enodes)
* [exit]simplify:  Simplified to (/ (* d1 (* d4 d4)) (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (/ (* d1 (* d4 d4)) (- (- d2 d3) d4))
* * * * [misc]progress:  [ 11 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (* (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (- (- d2 d3) d4)) (/ (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (* (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (- (- d2 d3) d4))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (98 enodes)
* * [misc]simplify:  iters left: 3 (321 enodes)
* [exit]simplify:  Simplified to (* (/ (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4)))) (- (- d2 d4) d3)) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4)))))
* [exit]simplify:  Simplified to (* (/ (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4)))) (- (- d2 d4) d3)) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4)))))
* [enter]simplify:  Simplifying (/ (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) d1)
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (276 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (* (* d1 d1) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))) d1)
* [exit]simplify:  Simplified to (/ (cbrt (* (* d1 d1) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))) d1)
* * * * [misc]progress:  [ 12 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (- (- d2 d3) d4)) (/ (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (- (- d2 d3) d4))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (87 enodes)
* * [misc]simplify:  iters left: 3 (307 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4)))) (- d2 (+ d3 d4)))
* [exit]simplify:  Simplified to (/ (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4)))) (- d2 (+ d3 d4)))
* [enter]simplify:  Simplifying (/ (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) d1)
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (276 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (* (* d1 d1) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))) d1)
* [exit]simplify:  Simplified to (/ (sqrt (* (* d1 d1) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))) d1)
* * * * [misc]progress:  [ 13 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ 1 (- (- d2 d3) d4)) (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ 1 (- (- d2 d3) d4))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (39 enodes)
* * [misc]simplify:  iters left: 2 (50 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (/ 1 (- (- d2 d4) d3))
* [exit]simplify:  Simplified to (/ 1 (- (- d2 d4) d3))
* [enter]simplify:  Simplifying (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) d1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (93 enodes)
* * [misc]simplify:  iters left: 3 (332 enodes)
* [exit]simplify:  Simplified to (* d1 (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))
* [exit]simplify:  Simplified to (* d1 (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))
* * * * [misc]progress:  [ 14 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (+ (* (- d2 d3) d1) (* d4 d1)) (- (- d2 d3) d4)) (/ (- (* (- d2 d3) d1) (* d4 d1)) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (+ (* (- d2 d3) d1) (* d4 d1)) (- (- d2 d3) d4))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (98 enodes)
* * [misc]simplify:  iters left: 2 (167 enodes)
* * [misc]simplify:  iters left: 1 (274 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))
* [exit]simplify:  Simplified to (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))
* [enter]simplify:  Simplifying (/ (- (* (- d2 d3) d1) (* d4 d1)) d1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (51 enodes)
* * [misc]simplify:  iters left: 3 (97 enodes)
* * [misc]simplify:  iters left: 2 (191 enodes)
* * [misc]simplify:  iters left: 1 (398 enodes)
* [exit]simplify:  Simplified to (- d2 (+ d3 d4))
* [exit]simplify:  Simplified to (- d2 (+ d3 d4))
* * * * [misc]progress:  [ 15 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* 1 (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1))) (* d1 d1)))>
* * * * [misc]progress:  [ 16 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (/ 1 (* (- (- d2 d3) d4) d1))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ 1 (* (- (- d2 d3) d4) d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (120 enodes)
* * [misc]simplify:  iters left: 1 (181 enodes)
* [exit]simplify:  Simplified to (/ 1 (* (- d2 (+ d4 d3)) d1))
* [exit]simplify:  Simplified to (/ 1 (* (- d2 (+ d4 d3)) d1))
* * * * [misc]progress:  [ 17 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ 1 (/ (* (- (- d2 d3) d4) d1) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (* (- (- d2 d3) d4) d1) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (113 enodes)
* * [misc]simplify:  iters left: 3 (428 enodes)
* [exit]simplify:  Simplified to (/ (* (/ 1 d1) 1) (- d2 (- d3 d4)))
* [exit]simplify:  Simplified to (/ (* (/ 1 d1) 1) (- d2 (- d3 d4)))
* * * * [misc]progress:  [ 18 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (- (- d2 d3) d4)) d1) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (- (- d2 d3) d4))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (104 enodes)
* * [misc]simplify:  iters left: 3 (414 enodes)
* [exit]simplify:  Simplified to (/ (* (+ (- d2 d3) d4) (* d1 d1)) (/ (- (- d2 d4) d3) (- (- d2 d4) d3)))
* [exit]simplify:  Simplified to (/ (* (+ (- d2 d3) d4) (* d1 d1)) (/ (- (- d2 d4) d3) (- (- d2 d4) d3)))
* * * * [misc]progress:  [ 19 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (/ (* (- (- d2 d3) d4) d1) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (* (- (- d2 d3) d4) d1) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (101 enodes)
* * [misc]simplify:  iters left: 3 (334 enodes)
* [exit]simplify:  Simplified to (/ (* d1 (- (- d2 d4) d3)) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))
* [exit]simplify:  Simplified to (/ (* d1 (- (- d2 d4) d3)) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))
* * * * [misc]progress:  [ 20 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (/ (* (- (- d2 d3) d4) d1) (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (* (- (- d2 d3) d4) d1) (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (101 enodes)
* * [misc]simplify:  iters left: 3 (334 enodes)
* [exit]simplify:  Simplified to (/ (* d1 (- (- d2 d4) d3)) (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))
* [exit]simplify:  Simplified to (/ (* d1 (- (- d2 d4) d3)) (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))
* * * * [misc]progress:  [ 21 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ 1 (/ (* (- (- d2 d3) d4) d1) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (* (- (- d2 d3) d4) d1) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (113 enodes)
* * [misc]simplify:  iters left: 3 (428 enodes)
* [exit]simplify:  Simplified to (/ (* (/ 1 d1) 1) (- d2 (- d3 d4)))
* [exit]simplify:  Simplified to (/ (* (/ 1 d1) 1) (- d2 (- d3 d4)))
* * * * [misc]progress:  [ 22 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (+ (* (- d2 d3) d1) (* d4 d1)) (/ (* (- (- d2 d3) d4) d1) (- (* (- d2 d3) d1) (* d4 d1)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (* (- (- d2 d3) d4) d1) (- (* (- d2 d3) d1) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (73 enodes)
* * [misc]simplify:  iters left: 3 (201 enodes)
* * [misc]simplify:  iters left: 2 (449 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 23 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (pow (- d2 d3) 3) (pow d4 3)) d1)) (+ (* (- d2 d3) (- d2 d3)) (+ (* d4 d4) (* (- d2 d3) d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (pow (- d2 d3) 3) (pow d4 3)) d1))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (47 enodes)
* * [misc]simplify:  iters left: 4 (178 enodes)
* [exit]simplify:  Simplified to (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))) (+ (* (* d4 d4) (* (- d4) d1)) (* (* (- d2 d3) (- d2 d3)) (* (- d2 d3) d1))))
* [exit]simplify:  Simplified to (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))) (+ (* (* d4 d4) (* (- d4) d1)) (* (* (- d2 d3) (- d2 d3)) (* (- d2 d3) d1))))
* * * * [misc]progress:  [ 24 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (* (- d2 d3) (- d2 d3)) (* d4 d4)) d1)) (+ (- d2 d3) d4)) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (* (- d2 d3) (- d2 d3)) (* d4 d4)) d1))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (181 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- (* (- d2 d3) (- d2 d3)) (* d4 d4))) (/ (- (* (- d2 d3) (- d2 d3)) (* d4 d4)) 1))
* [exit]simplify:  Simplified to (* (/ d1 (- (* (- d2 d3) (- d2 d3)) (* d4 d4))) (/ (- (* (- d2 d3) (- d2 d3)) (* d4 d4)) 1))
* * * * [misc]progress:  [ 25 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 3) (pow (* (* d4 d1) (* d4 d1)) 3)) (* (* (- (- d2 d3) d4) d1) (+ (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (+ (* (* (* d4 d1) (* d4 d1)) (* (* d4 d1) (* d4 d1))) (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (- d2 d3) d4) d1) (+ (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (+ (* (* (* d4 d1) (* d4 d1)) (* (* d4 d1) (* d4 d1))) (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (62 enodes)
* * [misc]simplify:  iters left: 4 (265 enodes)
* [exit]simplify:  Simplified to (+ (* (* (* (* d4 d1) (* d4 d1)) (* d1 (- d2 (+ d4 d3)))) (+ (* (* d4 d1) (* d4 d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1)))) (* (* d1 (- d2 (+ d4 d3))) (pow (* (- d2 d3) d1) (+ 3 1))))
* [exit]simplify:  Simplified to (+ (* (* (* (* d4 d1) (* d4 d1)) (* d1 (- d2 (+ d4 d3)))) (+ (* (* d4 d1) (* d4 d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1)))) (* (* d1 (- d2 (+ d4 d3))) (pow (* (- d2 d3) d1) (+ 3 1))))
* * * * [misc]progress:  [ 26 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (* (* (* d4 d1) (* d4 d1)) (* (* d4 d1) (* d4 d1)))) (* (* (- (- d2 d3) d4) d1) (+ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (- d2 d3) d4) d1) (+ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (133 enodes)
* [exit]simplify:  Simplified to (* (+ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* d1 (- (- d2 d4) d3)))
* [exit]simplify:  Simplified to (* (+ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* d1 (- (- d2 d4) d3)))
* * * * [misc]progress:  [ 27 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (log (/ (exp (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (exp (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (exp (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (exp (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (70 enodes)
* * [misc]simplify:  iters left: 3 (232 enodes)
* [exit]simplify:  Simplified to (pow (pow (exp d1) (+ d4 (- d2 d3))) (* d1 (- d2 (+ d3 d4))))
* [exit]simplify:  Simplified to (pow (pow (exp d1) (+ d4 (- d2 d3))) (* d1 (- d2 (+ d3 d4))))
* * * * [misc]progress:  [ 28 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (pow (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) 1) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 29 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (exp (log (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (78 enodes)
* * [misc]simplify:  iters left: 3 (286 enodes)
* [exit]simplify:  Simplified to (log (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))))
* [exit]simplify:  Simplified to (log (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))))
* * * * [misc]progress:  [ 30 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (log (exp (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (94 enodes)
* * [misc]simplify:  iters left: 3 (341 enodes)
* [exit]simplify:  Simplified to (/ (pow (exp (- d2 d3)) (* (- d2 d3) (* d1 d1))) (exp (* (* d1 d4) (* d1 d4))))
* [exit]simplify:  Simplified to (/ (pow (exp (- d2 d3)) (* (- d2 d3) (* d1 d1))) (exp (* (* d1 d4) (* d1 d4))))
* * * * [misc]progress:  [ 31 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (276 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* (* d1 d1) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))) (cbrt (* (* d1 d1) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))))
* [exit]simplify:  Simplified to (* (cbrt (* (* d1 d1) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))) (cbrt (* (* d1 d1) (- (* (- d2 d3) (- d2 d3)) (* d4 d4)))))
* [enter]simplify:  Simplifying (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (75 enodes)
* * [misc]simplify:  iters left: 3 (277 enodes)
* [exit]simplify:  Simplified to (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))))
* [exit]simplify:  Simplified to (cbrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))))
* * * * [misc]progress:  [ 32 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (cbrt (* (* (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (97 enodes)
* [exit]simplify:  Simplified to (pow (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))) 3)
* [exit]simplify:  Simplified to (pow (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))) 3)
* * * * [misc]progress:  [ 33 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (75 enodes)
* * [misc]simplify:  iters left: 3 (277 enodes)
* [exit]simplify:  Simplified to (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))))
* [exit]simplify:  Simplified to (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))))
* [enter]simplify:  Simplifying (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (75 enodes)
* * [misc]simplify:  iters left: 3 (277 enodes)
* [exit]simplify:  Simplified to (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))))
* [exit]simplify:  Simplified to (sqrt (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d1 d4) (* d1 d4))))
* * * * [misc]progress:  [ 34 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (/ (- (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 3) (pow (* (* d4 d1) (* d4 d1)) 3)) (+ (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (+ (* (* (* d4 d1) (* d4 d1)) (* (* d4 d1) (* d4 d1))) (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 3) (pow (* (* d4 d1) (* d4 d1)) 3))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (139 enodes)
* [exit]simplify:  Simplified to (- (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 3) (* (pow (* d4 d1) 3) (pow (* d4 d1) 3)))
* [exit]simplify:  Simplified to (- (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 3) (* (pow (* d4 d1) 3) (pow (* d4 d1) 3)))
* [enter]simplify:  Simplifying (+ (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (+ (* (* (* d4 d1) (* d4 d1)) (* (* d4 d1) (* d4 d1))) (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (176 enodes)
* [exit]simplify:  Simplified to (+ (+ (pow (* (- d2 d3) d1) (+ 3 1)) (pow (* d1 d4) (+ 3 1))) (* (* (* (- d2 d3) (* d1 d1)) d4) (* (* (- d2 d3) (* d1 d1)) d4)))
* [exit]simplify:  Simplified to (+ (+ (pow (* (- d2 d3) d1) (+ 3 1)) (pow (* d1 d4) (+ 3 1))) (* (* (* (- d2 d3) (* d1 d1)) d4) (* (* (- d2 d3) (* d1 d1)) d4)))
* * * * [misc]progress:  [ 35 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (+ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (- (* (* d4 d1) (* d4 d1)))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (5 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (74 enodes)
* * [misc]simplify:  iters left: 1 (75 enodes)
* [exit]simplify:  Simplified to (- (* (* d1 d4) (* d1 d4)))
* [exit]simplify:  Simplified to (- (* (* d1 d4) (* d1 d4)))
* * * * [misc]progress:  [ 36 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* 1 (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 37 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (/ (- (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (* (* (* d4 d1) (* d4 d1)) (* (* d4 d1) (* d4 d1)))) (+ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (* (* (* d4 d1) (* d4 d1)) (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (127 enodes)
* [exit]simplify:  Simplified to (- (pow (* (- d2 d3) d1) (+ 3 1)) (pow (* d1 d4) (+ 3 1)))
* [exit]simplify:  Simplified to (- (pow (* (- d2 d3) d1) (+ 3 1)) (pow (* d1 d4) (+ 3 1)))
* [enter]simplify:  Simplifying (+ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (176 enodes)
* [exit]simplify:  Simplified to (* (* d1 d1) (+ (* d4 d4) (* (- d2 d3) (- d2 d3))))
* [exit]simplify:  Simplified to (* (* d1 d1) (+ (* d4 d4) (* (- d2 d3) (- d2 d3))))
* * * * [misc]progress:  [ 38 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (+ (* (- d2 d3) d1) (* d4 d1)) (- (* (- d2 d3) d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ (* (- d2 d3) d1) (* d4 d1))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (58 enodes)
* * [misc]simplify:  iters left: 2 (91 enodes)
* * [misc]simplify:  iters left: 1 (119 enodes)
* [exit]simplify:  Simplified to (* (+ (- d4 d3) d2) d1)
* [exit]simplify:  Simplified to (* (+ (- d4 d3) d2) d1)
* [enter]simplify:  Simplifying (- (* (- d2 d3) d1) (* d4 d1))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (70 enodes)
* * [misc]simplify:  iters left: 2 (107 enodes)
* * [misc]simplify:  iters left: 1 (142 enodes)
* [exit]simplify:  Simplified to (* (- (- d2 d4) d3) d1)
* [exit]simplify:  Simplified to (* (- (- d2 d4) d3) d1)
* * * * [misc]progress:  [ 39 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (+ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (- (* (* d4 d1) (* d4 d1)))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (5 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (74 enodes)
* * [misc]simplify:  iters left: 1 (75 enodes)
* [exit]simplify:  Simplified to (- (* (* d1 d4) (* d1 d4)))
* [exit]simplify:  Simplified to (- (* (* d1 d4) (* d1 d4)))
* * * * [misc]progress:  [ 40 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (pow (* (- d2 d3) d1) (+ 1 1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (+ 1 1)
* [exit]simplify:  Simplified to (+ 1 1)
* * * * [misc]progress:  [ 41 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 1) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- d2 d3) d1) (* (- d2 d3) d1))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (33 enodes)
* * [misc]simplify:  iters left: 3 (137 enodes)
* * [misc]simplify:  iters left: 2 (433 enodes)
* [exit]simplify:  Simplified to (* (* (- d2 d3) d1) (* (- d2 d3) d1))
* [exit]simplify:  Simplified to (* (* (- d2 d3) d1) (* (- d2 d3) d1))
* * * * [misc]progress:  [ 42 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (pow (* (- d2 d3) d1) 2) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 43 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (pow (* (- d2 d3) d1) (+ 1 1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (+ 1 1)
* [exit]simplify:  Simplified to (+ 1 1)
* * * * [misc]progress:  [ 44 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 1) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 45 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (exp (+ (log (* (- d2 d3) d1)) (log (* (- d2 d3) d1)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ (log (* (- d2 d3) d1)) (log (* (- d2 d3) d1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (39 enodes)
* * [misc]simplify:  iters left: 2 (48 enodes)
* * [misc]simplify:  iters left: 1 (49 enodes)
* [exit]simplify:  Simplified to (+ (log (* (- d2 d3) d1)) (log (* (- d2 d3) d1)))
* [exit]simplify:  Simplified to (+ (log (* (- d2 d3) d1)) (log (* (- d2 d3) d1)))
* * * * [misc]progress:  [ 46 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (exp (log (* (* (- d2 d3) d1) (* (- d2 d3) d1)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (* (* (- d2 d3) d1) (* (- d2 d3) d1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (152 enodes)
* * [misc]simplify:  iters left: 2 (467 enodes)
* [exit]simplify:  Simplified to (+ (log (* (- d2 d3) d1)) (log (* (- d2 d3) d1)))
* [exit]simplify:  Simplified to (+ (log (* (- d2 d3) d1)) (log (* (- d2 d3) d1)))
* * * * [misc]progress:  [ 47 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (log (exp (* (* (- d2 d3) d1) (* (- d2 d3) d1)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (* (* (- d2 d3) d1) (* (- d2 d3) d1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (156 enodes)
* * [misc]simplify:  iters left: 2 (483 enodes)
* [exit]simplify:  Simplified to (pow (exp (* d1 d1)) (* (- d2 d3) (- d2 d3)))
* [exit]simplify:  Simplified to (pow (exp (* d1 d1)) (* (- d2 d3) (- d2 d3)))
* * * * [misc]progress:  [ 48 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (cbrt (* (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (- d2 d3) d1)) (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (- d2 d3) d1)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (- d2 d3) d1)) (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (- d2 d3) d1)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (81 enodes)
* * [misc]simplify:  iters left: 3 (448 enodes)
* [exit]simplify:  Simplified to (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 3)
* [exit]simplify:  Simplified to (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 3)
* * * * [misc]progress:  [ 49 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1)))) (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (139 enodes)
* * [misc]simplify:  iters left: 2 (427 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1))))
* [exit]simplify:  Simplified to (* (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1))))
* [enter]simplify:  Simplifying (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (142 enodes)
* * [misc]simplify:  iters left: 2 (436 enodes)
* [exit]simplify:  Simplified to (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1)))
* [exit]simplify:  Simplified to (cbrt (* (* (- d2 d3) d1) (* (- d2 d3) d1)))
* * * * [misc]progress:  [ 50 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (cbrt (* (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (* (* (- d2 d3) d1) (* (- d2 d3) d1)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (* (* (- d2 d3) d1) (* (- d2 d3) d1)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (81 enodes)
* * [misc]simplify:  iters left: 3 (463 enodes)
* [exit]simplify:  Simplified to (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 3)
* [exit]simplify:  Simplified to (pow (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 3)
* * * * [misc]progress:  [ 51 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (sqrt (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (sqrt (* (* (- d2 d3) d1) (* (- d2 d3) d1)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (* (* (- d2 d3) d1) (* (- d2 d3) d1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (139 enodes)
* * [misc]simplify:  iters left: 2 (427 enodes)
* [exit]simplify:  Simplified to (fabs (* (- d2 d3) d1))
* [exit]simplify:  Simplified to (fabs (* (- d2 d3) d1))
* [enter]simplify:  Simplifying (sqrt (* (* (- d2 d3) d1) (* (- d2 d3) d1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (139 enodes)
* * [misc]simplify:  iters left: 2 (427 enodes)
* [exit]simplify:  Simplified to (fabs (* (- d2 d3) d1))
* [exit]simplify:  Simplified to (fabs (* (- d2 d3) d1))
* * * * [misc]progress:  [ 52 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (/ (* (* (- (pow d2 3) (pow d3 3)) d1) (* (- (pow d2 3) (pow d3 3)) d1)) (* (+ (* d2 d2) (+ (* d3 d3) (* d2 d3))) (+ (* d2 d2) (+ (* d3 d3) (* d2 d3))))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (pow d2 3) (pow d3 3)) d1) (* (- (pow d2 3) (pow d3 3)) d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (48 enodes)
* * [misc]simplify:  iters left: 3 (202 enodes)
* [exit]simplify:  Simplified to (* (- (* (* d2 d1) (* d2 d2)) (* (* d3 d3) (* d3 d1))) (- (* (* d2 d1) (* d2 d2)) (* (* d3 d3) (* d3 d1))))
* [exit]simplify:  Simplified to (* (- (* (* d2 d1) (* d2 d2)) (* (* d3 d3) (* d3 d1))) (- (* (* d2 d1) (* d2 d2)) (* (* d3 d3) (* d3 d1))))
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d3 d3) (* d2 d3))) (+ (* d2 d2) (+ (* d3 d3) (* d2 d3))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (74 enodes)
* * [misc]simplify:  iters left: 3 (358 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d2 d3) d3)) (+ (* d2 d2) (* (+ d2 d3) d3)))
* [exit]simplify:  Simplified to (* (+ (* d2 d2) (* (+ d2 d3) d3)) (+ (* d2 d2) (* (+ d2 d3) d3)))
* * * * [misc]progress:  [ 53 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (/ (* (* (- (pow d2 3) (pow d3 3)) d1) (* (- (* d2 d2) (* d3 d3)) d1)) (* (+ (* d2 d2) (+ (* d3 d3) (* d2 d3))) (+ d2 d3))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (pow d2 3) (pow d3 3)) d1) (* (- (* d2 d2) (* d3 d3)) d1))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (83 enodes)
* * [misc]simplify:  iters left: 3 (368 enodes)
* [exit]simplify:  Simplified to (* (- (* (* d2 d1) (* d2 d2)) (* (* d3 d3) (* d3 d1))) (+ (* (* d2 d1) d2) (* (- d1) (* d3 d3))))
* [exit]simplify:  Simplified to (* (- (* (* d2 d1) (* d2 d2)) (* (* d3 d3) (* d3 d1))) (+ (* (* d2 d1) d2) (* (- d1) (* d3 d3))))
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* d3 d3) (* d2 d3))) (+ d2 d3))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (73 enodes)
* * [misc]simplify:  iters left: 3 (225 enodes)
* * [misc]simplify:  iters left: 2 (485 enodes)
* [exit]simplify:  Simplified to (* (+ d2 d3) (+ (* d2 d2) (* (+ d2 d3) d3)))
* [exit]simplify:  Simplified to (* (+ d2 d3) (+ (* d2 d2) (* (+ d2 d3) d3)))
* * * * [misc]progress:  [ 54 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (/ (* (* (- (* d2 d2) (* d3 d3)) d1) (* (- (pow d2 3) (pow d3 3)) d1)) (* (+ d2 d3) (+ (* d2 d2) (+ (* d3 d3) (* d2 d3))))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (* d2 d2) (* d3 d3)) d1) (* (- (pow d2 3) (pow d3 3)) d1))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (83 enodes)
* * [misc]simplify:  iters left: 3 (391 enodes)
* [exit]simplify:  Simplified to (* (- (* (* d1 d2) (* d2 d2)) (* (* d3 d3) (* d3 d1))) (* (- d2 d3) (* d1 (+ d2 d3))))
* [exit]simplify:  Simplified to (* (- (* (* d1 d2) (* d2 d2)) (* (* d3 d3) (* d3 d1))) (* (- d2 d3) (* d1 (+ d2 d3))))
* [enter]simplify:  Simplifying (* (+ d2 d3) (+ (* d2 d2) (+ (* d3 d3) (* d2 d3))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (203 enodes)
* * [misc]simplify:  iters left: 2 (411 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d3 d2)) (* d3 d3)) (+ d3 d2))
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d3 d2)) (* d3 d3)) (+ d3 d2))
* * * * [misc]progress:  [ 55 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (/ (* (* (- (* d2 d2) (* d3 d3)) d1) (* (- (* d2 d2) (* d3 d3)) d1)) (* (+ d2 d3) (+ d2 d3))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (* d2 d2) (* d3 d3)) d1) (* (- (* d2 d2) (* d3 d3)) d1))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (262 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 d3) (* (- d2 d3) d1)) (* (+ d2 d3) (* (- d2 d3) d1)))
* [exit]simplify:  Simplified to (* (* (+ d2 d3) (* (- d2 d3) d1)) (* (+ d2 d3) (* (- d2 d3) d1)))
* [enter]simplify:  Simplifying (* (+ d2 d3) (+ d2 d3))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (53 enodes)
* [exit]simplify:  Simplified to (* (+ d3 d2) (+ d3 d2))
* [exit]simplify:  Simplified to (* (+ d3 d2) (+ d3 d2))
* * * * [misc]progress:  [ 56 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* 1 (* (* (- d2 d3) d1) (* (- d2 d3) d1))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 57 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (* (- d2 d3) d1) (- d2 d3)) d1) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- d2 d3) d1) (- d2 d3))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (86 enodes)
* * [misc]simplify:  iters left: 2 (203 enodes)
* * [misc]simplify:  iters left: 1 (401 enodes)
* [exit]simplify:  Simplified to (* (* (- d2 d3) (- d2 d3)) d1)
* [exit]simplify:  Simplified to (* (* (- d2 d3) (- d2 d3)) d1)
* * * * [misc]progress:  [ 58 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (- d2 d3) (* d1 (* (- d2 d3) d1))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d1 (* (- d2 d3) d1))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (65 enodes)
* * [misc]simplify:  iters left: 1 (79 enodes)
* [exit]simplify:  Simplified to (* (- d2 d3) (* d1 d1))
* [exit]simplify:  Simplified to (* (- d2 d3) (* d1 d1))
* * * * [misc]progress:  [ 59 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (/ (* (* (- d2 d3) d1) (* (- (pow d2 3) (pow d3 3)) d1)) (+ (* d2 d2) (+ (* d3 d3) (* d2 d3)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- d2 d3) d1) (* (- (pow d2 3) (pow d3 3)) d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (69 enodes)
* * [misc]simplify:  iters left: 3 (293 enodes)
* [exit]simplify:  Simplified to (* (* (* d1 d1) (- d2 d3)) (- (pow d2 3) (pow d3 3)))
* [exit]simplify:  Simplified to (* (* (* d1 d1) (- d2 d3)) (- (pow d2 3) (pow d3 3)))
* * * * [misc]progress:  [ 60 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (/ (* (* (- d2 d3) d1) (* (- (* d2 d2) (* d3 d3)) d1)) (+ d2 d3)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- d2 d3) d1) (* (- (* d2 d2) (* d3 d3)) d1))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (74 enodes)
* * [misc]simplify:  iters left: 3 (412 enodes)
* [exit]simplify:  Simplified to (* (* (- d2 d3) (+ d3 d2)) (* (- d2 d3) (* d1 d1)))
* [exit]simplify:  Simplified to (* (* (- d2 d3) (+ d3 d2)) (* (- d2 d3) (* d1 d1)))
* * * * [misc]progress:  [ 61 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (/ (* (* (- (pow d2 3) (pow d3 3)) d1) (* (- d2 d3) d1)) (+ (* d2 d2) (+ (* d3 d3) (* d2 d3)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (pow d2 3) (pow d3 3)) d1) (* (- d2 d3) d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (69 enodes)
* * [misc]simplify:  iters left: 3 (269 enodes)
* [exit]simplify:  Simplified to (* (* (- d2 d3) (* d1 d1)) (- (pow d2 3) (pow d3 3)))
* [exit]simplify:  Simplified to (* (* (- d2 d3) (* d1 d1)) (- (pow d2 3) (pow d3 3)))
* * * * [misc]progress:  [ 62 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (/ (* (* (- (* d2 d2) (* d3 d3)) d1) (* (- d2 d3) d1)) (+ d2 d3)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- (* d2 d2) (* d3 d3)) d1) (* (- d2 d3) d1))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (74 enodes)
* * [misc]simplify:  iters left: 3 (381 enodes)
* [exit]simplify:  Simplified to (* (* (- d2 d3) (* d1 d1)) (* (+ d2 d3) (- d2 d3)))
* [exit]simplify:  Simplified to (* (* (- d2 d3) (* d1 d1)) (* (+ d2 d3) (- d2 d3)))
* * * * [misc]progress:  [ 63 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 64 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (pow (* d4 d1) (+ 1 1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (+ 1 1)
* [exit]simplify:  Simplified to (+ 1 1)
* * * * [misc]progress:  [ 65 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (pow (* (* d4 d1) (* d4 d1)) 1)) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d4 d1) (* d4 d1))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* * [misc]simplify:  iters left: 1 (20 enodes)
* [exit]simplify:  Simplified to (* (* d1 d4) (* d1 d4))
* [exit]simplify:  Simplified to (* (* d1 d4) (* d1 d4))
* * * * [misc]progress:  [ 66 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (pow (* d4 d1) 2)) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 67 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (pow (* d4 d1) (+ 1 1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to (+ 1 1)
* [exit]simplify:  Simplified to (+ 1 1)
* * * * [misc]progress:  [ 68 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (pow (* (* d4 d1) (* d4 d1)) 1)) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 69 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (exp (+ (log (* d4 d1)) (log (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ (log (* d4 d1)) (log (* d4 d1)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (26 enodes)
* [exit]simplify:  Simplified to (+ (log (* d1 d4)) (log (* d1 d4)))
* [exit]simplify:  Simplified to (+ (log (* d1 d4)) (log (* d1 d4)))
* * * * [misc]progress:  [ 70 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (exp (log (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (35 enodes)
* * [misc]simplify:  iters left: 1 (52 enodes)
* [exit]simplify:  Simplified to (+ (log (* d1 d4)) (log (* d1 d4)))
* [exit]simplify:  Simplified to (+ (log (* d1 d4)) (log (* d1 d4)))
* * * * [misc]progress:  [ 71 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (log (exp (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (28 enodes)
* [exit]simplify:  Simplified to (exp (* (* d1 d4) (* d1 d4)))
* [exit]simplify:  Simplified to (exp (* (* d1 d4) (* d1 d4)))
* * * * [misc]progress:  [ 72 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (cbrt (* (* (* (* d4 d1) (* d4 d1)) (* d4 d1)) (* (* (* d4 d1) (* d4 d1)) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (* (* d4 d1) (* d4 d1)) (* d4 d1)) (* (* (* d4 d1) (* d4 d1)) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (58 enodes)
* * [misc]simplify:  iters left: 3 (171 enodes)
* * [misc]simplify:  iters left: 2 (489 enodes)
* [exit]simplify:  Simplified to (pow (* (* d1 d4) (* d1 d4)) 3)
* [exit]simplify:  Simplified to (pow (* (* d1 d4) (* d1 d4)) 3)
* * * * [misc]progress:  [ 73 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (cbrt (* (* d4 d1) (* d4 d1))) (cbrt (* (* d4 d1) (* d4 d1)))) (cbrt (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (* (* d4 d1) (* d4 d1))) (cbrt (* (* d4 d1) (* d4 d1))))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (23 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* (* d1 d4) (* d1 d4))) (cbrt (* (* d1 d4) (* d1 d4))))
* [exit]simplify:  Simplified to (* (cbrt (* (* d1 d4) (* d1 d4))) (cbrt (* (* d1 d4) (* d1 d4))))
* [enter]simplify:  Simplifying (cbrt (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (10 enodes)
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (22 enodes)
* [exit]simplify:  Simplified to (cbrt (* (* d1 d4) (* d1 d4)))
* [exit]simplify:  Simplified to (cbrt (* (* d1 d4) (* d1 d4)))
* * * * [misc]progress:  [ 74 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (cbrt (* (* (* (* d4 d1) (* d4 d1)) (* (* d4 d1) (* d4 d1))) (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (* (* d4 d1) (* d4 d1)) (* (* d4 d1) (* d4 d1))) (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (64 enodes)
* * [misc]simplify:  iters left: 3 (190 enodes)
* [exit]simplify:  Simplified to (pow (* (* d1 d4) (* d1 d4)) 3)
* [exit]simplify:  Simplified to (pow (* (* d1 d4) (* d1 d4)) 3)
* * * * [misc]progress:  [ 75 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (sqrt (* (* d4 d1) (* d4 d1))) (sqrt (* (* d4 d1) (* d4 d1))))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (fabs (* d1 d4))
* [exit]simplify:  Simplified to (fabs (* d1 d4))
* [enter]simplify:  Simplifying (sqrt (* (* d4 d1) (* d4 d1)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (22 enodes)
* * [misc]simplify:  iters left: 1 (23 enodes)
* [exit]simplify:  Simplified to (fabs (* d1 d4))
* [exit]simplify:  Simplified to (fabs (* d1 d4))
* * * * [misc]progress:  [ 76 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* 1 (* (* d4 d1) (* d4 d1)))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 77 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* (* d4 d1) d4) d1)) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d4 d1) d4)
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* [exit]simplify:  Simplified to (* d4 (* d1 d4))
* [exit]simplify:  Simplified to (* d4 (* d1 d4))
* * * * [misc]progress:  [ 78 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* d4 (* d1 (* d4 d1)))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d1 (* d4 d1))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* [exit]simplify:  Simplified to (* d1 (* d4 d1))
* [exit]simplify:  Simplified to (* d1 (* d4 d1))
* * * * [misc]progress:  [ 79 / 91 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* * * * [misc]progress:  [ 80 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (162 enodes)
* * [misc]simplify:  iters left: 2 (349 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) (- d1 d2)))
* * * * [misc]progress:  [ 81 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (162 enodes)
* * [misc]simplify:  iters left: 2 (349 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) (- d1 d2)))
* * * * [misc]progress:  [ 82 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (162 enodes)
* * [misc]simplify:  iters left: 2 (349 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) (- d1 d2)))
* * * * [misc]progress:  [ 83 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (/ 0 (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (/ 0 (* (- (- d2 d3) d4) d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (75 enodes)
* * [misc]simplify:  iters left: 2 (129 enodes)
* * [misc]simplify:  iters left: 1 (195 enodes)
* [exit]simplify:  Simplified to (- (* d1 d1))
* * * * [misc]progress:  [ 84 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (/ (- (* (pow d1 2) (pow d3 2)) (+ (* 2 (* (pow d1 2) (* d3 d2))) (* (pow d1 2) (pow d4 2)))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (/ (- (* (pow d1 2) (pow d3 2)) (+ (* 2 (* (pow d1 2) (* d3 d2))) (* (pow d1 2) (pow d4 2)))) (* (- (- d2 d3) d4) d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (153 enodes)
* * [misc]simplify:  iters left: 3 (483 enodes)
* [exit]simplify:  Simplified to (- (* (/ (* d3 d1) 1) (/ (- d3 (* d2 2)) (- (- d2 d4) d3))) (+ (/ (* (* d4 d4) (/ d1 1)) (- (- d2 d4) d3)) (* d1 d1)))
* * * * [misc]progress:  [ 85 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (/ (- (* (pow d1 2) (pow d3 2)) (+ (* 2 (* (pow d1 2) (* d3 d2))) (* (pow d1 2) (pow d4 2)))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (/ (- (* (pow d1 2) (pow d3 2)) (+ (* 2 (* (pow d1 2) (* d3 d2))) (* (pow d1 2) (pow d4 2)))) (* (- (- d2 d3) d4) d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (21 enodes)
* * [misc]simplify:  iters left: 5 (51 enodes)
* * [misc]simplify:  iters left: 4 (153 enodes)
* * [misc]simplify:  iters left: 3 (483 enodes)
* [exit]simplify:  Simplified to (- (* (/ (* d3 d1) 1) (/ (- d3 (* d2 2)) (- (- d2 d4) d3))) (+ (/ (* (* d4 d4) (/ d1 1)) (- (- d2 d4) d3)) (* d1 d1)))
* * * * [misc]progress:  [ 86 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (/ (- 0 (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (/ (- 0 (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (107 enodes)
* * [misc]simplify:  iters left: 3 (337 enodes)
* [exit]simplify:  Simplified to (- (* (- d1) d1) (/ (* (* d1 d4) d4) (- d2 (+ d4 d3))))
* * * * [misc]progress:  [ 87 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (/ (- (- (+ (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d2 2))) (* 2 (* (pow d1 2) (* d3 d2)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (/ (- (- (+ (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d2 2))) (* 2 (* (pow d1 2) (* d3 d2)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (223 enodes)
* [exit]simplify:  Simplified to (+ (/ (* (* d1 d1) (- (+ (* d2 d2) (* d3 d3)) (* (* d3 d2) 2))) (* d1 (- d2 (+ d3 d4)))) (- (/ (- (* (* d4 d1) (* d4 d1))) (* d1 (- d2 (+ d3 d4)))) (* d1 d1)))
* * * * [misc]progress:  [ 88 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (/ (- (- (+ (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d2 2))) (* 2 (* (pow d1 2) (* d3 d2)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (/ (- (- (+ (* (pow d1 2) (pow d3 2)) (* (pow d1 2) (pow d2 2))) (* 2 (* (pow d1 2) (* d3 d2)))) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (24 enodes)
* * [misc]simplify:  iters left: 5 (65 enodes)
* * [misc]simplify:  iters left: 4 (223 enodes)
* [exit]simplify:  Simplified to (+ (/ (* (* d1 d1) (- (+ (* d2 d2) (* d3 d3)) (* (* d3 d2) 2))) (* d1 (- d2 (+ d3 d4)))) (- (/ (- (* (* d4 d1) (* d4 d1))) (* d1 (- d2 (+ d3 d4)))) (* d1 d1)))
* * * * [misc]progress:  [ 89 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 0) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) 0) (* (- (- d2 d3) d4) d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (110 enodes)
* * [misc]simplify:  iters left: 3 (417 enodes)
* [exit]simplify:  Simplified to (* d1 (- (/ (* (- d2 d3) (- d2 d3)) (- (- d2 d4) d3)) d1))
* * * * [misc]progress:  [ 90 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (pow d1 2) (pow d4 2))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (pow d1 2) (pow d4 2))) (* (- (- d2 d3) d4) d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (138 enodes)
* [exit]simplify:  Simplified to (- (/ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (- d2 (+ d4 d3)) d1)) (+ (/ (* (/ d1 1) (* d4 d4)) (- d2 (+ d4 d3))) (* d1 d1)))
* * * * [misc]progress:  [ 91 / 91 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (pow d1 2) (pow d4 2))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (pow d1 2) (pow d4 2))) (* (- (- d2 d3) d4) d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (138 enodes)
* [exit]simplify:  Simplified to (- (/ (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (- d2 (+ d4 d3)) d1)) (+ (/ (* (/ d1 1) (* d4 d4)) (- d2 (+ d4 d3))) (* d1 d1)))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 4 / 4
* * * [misc]progress:  picking best candidate
* [misc]none:  Fresh alts: 1
* [misc]none:  All alts: 4
* [misc]none:  Fresh alt: (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))
* [misc]none:  Non-fresh alt: (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))
* [misc]none:  Non-fresh alt: (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))
* [misc]none:  Non-fresh alt: (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1))
* [misc]none:  Fresh alt indices
* [misc]none:  (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1))): 0
* [misc]none:  Best fresh alt per point
* [misc]none:  (-1.710891347111095e+65 1.109183979373587e-272 -95471028.83194529 6.004936306705295e-110): 0
* [misc]none:  (8.294384364281815e-166 -4.294658639193503e+299 -3.609531323585135e-126 -2.089955443635325e+288): 0
* [misc]none:  (1.0294793343080105e-108 -2.684411131398964e+265 -2.5041953744318214e+210 -1.0986546537238249e-156): 0
* [misc]none:  (2.7597391127907497e+71 -7.118598439306926e-163 -2.2865977636868453e-254 1.1957797731550026e+135): 0
* [misc]none:  (5.206564886451975e-85 -6.359852651553978e-200 9.481987884391168e+225 -7.066717267579084e+139): 0
* [misc]none:  (-8.814952711799738e-99 1.65558224932079e-164 4.902350348965691e+236 -3.1225223769517084e+20): 0
* [misc]none:  (-2.928514894158283e+116 -4.564163106281563e-296 -4.5204378437603775e-262 -2.812487984084131e-191): 0
* [misc]none:  (1.390590216241818e-222 -7.0050135130091664e-155 9.23580990204306e-115 -1.1306337922974638e+101): 0
* [misc]none:  (-4.466731802974746e-105 -2.080381427940704e+57 6.986770308235597e-138 -1.857697348799804e+216): 0
* [misc]none:  (-1.0354203145983576e-138 -1.6580563833114584e-212 1.1262089272102392e+160 -7.614574715378863e+82): 0
* [misc]none:  (-5.3975671388677825e-235 -7.947242462837804e+250 -7.902978876781646e-66 1.4127071290020058e-287): 0
* [misc]none:  (4.8176275876640045e-253 -6.042733502121478e-283 -8.017312837748922e-49 2.9982638638138104e-218): 0
* [misc]none:  (0.011584584072868484 -1.1694116023490704e-28 8.690725943820268e+122 8.71801806348621e+206): 0
* [misc]none:  (-1.3582870829020397e-277 -1.586170562574407e-57 -2.0904303307571094e-145 1.7846578541038628e-276): 0
* [misc]none:  (3.2509480891495596e-283 1.2122993581673724e+246 -2.345777876205019e+202 3939564299703.1377): 0
* [misc]none:  (7.276790202766627e-301 -1.626718770470268e-300 -6.998121692638659e-08 3.041780935730506e-34): 0
* [misc]none:  (7.390132388943251e-80 1.3957602941693855e-49 4.285848321626996e+268 2.2354450955184464e-303): 0
* [misc]none:  (4.38593704788044e-55 4.538528580096745e+256 1.9283445650398494e-302 -6.041734179697997): 0
* [misc]none:  (6.518905991610332e-133 5.3194678137136805e+131 -6.653716387428423e+299 -1.8403918230246647e+174): 0
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* [misc]none:  (-3.472329309191249e-220 1.3008689232014965e+38 -8.226818455360327e-246 3.490340941226529e+86): 0
* [misc]none:  (1.2092015360447625e-157 1.5524909593616506e+112 -2.5578053234776403e+23 -3.3084323579057188e-170): 0
* [misc]none:  (3.724041520589833e-284 -2.8973136526635775e+139 1.6313427551474431e+72 7.032956449643419e+110): 0
* [misc]none:  (-2.3966795619314438e-229 3.622990649977049e+40 -3403184440379.1104 1.3425678178732274e+191): 0
* [misc]none:  (4.492344930614623e-159 -2.0578930400131563e-98 4.6712667890843233e+285 2.7744217646447177e-275): 0
* [misc]none:  (1.2241252209715087e-199 -2.4581914514852984e-170 -2.452783291215729e+221 -1.440291755770294e-266): 0
* [misc]none:  (5.33153487832989e+22 -3.2665770299303125e-270 -2.7010102997806336e+107 1.483166556404514e+211): 0
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* [misc]none:  All alt indices
* [misc]none:  (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1))): 0
* [misc]none:  (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1))): 1
* [misc]none:  (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))): 2
* [misc]none:  (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1)): 3
* [misc]none:  Best alt per point
* [misc]none:  (-1.710891347111095e+65 1.109183979373587e-272 -95471028.83194529 6.004936306705295e-110): 0
* [misc]none:  (8.294384364281815e-166 -4.294658639193503e+299 -3.609531323585135e-126 -2.089955443635325e+288): 2
* [misc]none:  (1.0294793343080105e-108 -2.684411131398964e+265 -2.5041953744318214e+210 -1.0986546537238249e-156): 2
* [misc]none:  (2.7597391127907497e+71 -7.118598439306926e-163 -2.2865977636868453e-254 1.1957797731550026e+135): 0
* [misc]none:  (5.206564886451975e-85 -6.359852651553978e-200 9.481987884391168e+225 -7.066717267579084e+139): 1
* [misc]none:  (-8.814952711799738e-99 1.65558224932079e-164 4.902350348965691e+236 -3.1225223769517084e+20): 1
* [misc]none:  (-2.928514894158283e+116 -4.564163106281563e-296 -4.5204378437603775e-262 -2.812487984084131e-191): 0
* [misc]none:  (1.390590216241818e-222 -7.0050135130091664e-155 9.23580990204306e-115 -1.1306337922974638e+101): 1
* [misc]none:  (-4.466731802974746e-105 -2.080381427940704e+57 6.986770308235597e-138 -1.857697348799804e+216): 1
* [misc]none:  (-1.0354203145983576e-138 -1.6580563833114584e-212 1.1262089272102392e+160 -7.614574715378863e+82): 0
* [misc]none:  (-5.3975671388677825e-235 -7.947242462837804e+250 -7.902978876781646e-66 1.4127071290020058e-287): 1
* [misc]none:  (4.8176275876640045e-253 -6.042733502121478e-283 -8.017312837748922e-49 2.9982638638138104e-218): 0
* [misc]none:  (0.011584584072868484 -1.1694116023490704e-28 8.690725943820268e+122 8.71801806348621e+206): 2
* [misc]none:  (-1.3582870829020397e-277 -1.586170562574407e-57 -2.0904303307571094e-145 1.7846578541038628e-276): 0
* [misc]none:  (3.2509480891495596e-283 1.2122993581673724e+246 -2.345777876205019e+202 3939564299703.1377): 1
* [misc]none:  (7.276790202766627e-301 -1.626718770470268e-300 -6.998121692638659e-08 3.041780935730506e-34): 0
* [misc]none:  (7.390132388943251e-80 1.3957602941693855e-49 4.285848321626996e+268 2.2354450955184464e-303): 2
* [misc]none:  (4.38593704788044e-55 4.538528580096745e+256 1.9283445650398494e-302 -6.041734179697997): 2
* [misc]none:  (6.518905991610332e-133 5.3194678137136805e+131 -6.653716387428423e+299 -1.8403918230246647e+174): 2
* [misc]none:  (3.0585928369664786e+93 -4.210722432806127e-270 1.334571149979113e-41 -1.8803107233893126e-289): 0
* [misc]none:  (3.5403151995633744e+61 2.8784051283093197e-159 1.2957589310032163e-204 -1.578479105490473e+173): 2
* [misc]none:  (-1.0108867026044187e-225 -1.158159014760538e-203 -2.5632373643680646e-304 1131663.3956445674): 0
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* [misc]none:  (4.5012361337602156e-219 -1.8460393792202976e+39 2.399165839722049e+20 -1.4874933536480413e-51): 0
* [misc]none:  (866348710.6083921 2.876521072296815e-208 5.048938347965581e+138 -1.6543205348605458e+76): 0
* [misc]none:  (1.0215332011235794e-150 2.5432672243697084e+149 5.3724278324468806e+203 1.6245442159705388e-42): 1
* [misc]none:  (1.1191386501644506e-85 -1.0633699598734081e+279 5.673275506975857e+207 2.1810804288248965e-283): 2
* [misc]none:  (1.2999886733622388e-184 1.3287180272413022e+67 -2.7013855456272217e-201 1.9512550934577986e+126): 2
* [misc]none:  (-1.9623779951337473e-133 -2.301910010318483e+221 5.4028927053834954e+247 4.0634804861275976e+104): 1
* [misc]none:  (-1.5679110566977667e-223 -8.842589040161641e+98 -4.043258958007891e+66 8.908666160531227e+49): 1
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* [misc]none:  (1.0483964125162862e-06 -3.752236763580095e-230 8.105463665693362e-194 -2.7685933486986245e+247): 0
* [misc]none:  (3.9135950474809954e+67 -2.028037433935809e-224 -3.943510659225903e+212 8.87668088957479e+21): 0
* [misc]none:  (4.513009124607983e-82 -1.952161770664997e+168 -3.2026896500136593e+106 3.9964248706286793e+300): 2
* [misc]none:  (-1.7158977874206925e-283 -1.532955510659015e-241 3.0568938748675284e-154 2.0291756699515804e-73): 0
* [misc]none:  (8.435011553475053e-247 -8.143702901727175e-109 1.2307420681126962e+74 2.4920454965720488e-241): 2
* [misc]none:  (-1.1022915791865336e+23 -4.4511831232730076e-54 6.667510734837939e+231 -5.374019621331118e+178): 0
* [misc]none:  (8.63476246502244e-94 1.1480211985789131e-156 4.954650634110254e+246 -4.9266537053540385e-269): 1
* [misc]none:  (4.091190676322657e-21 -4.404055326509536e-182 -1.5576281112600038e-142 -3.785849338481499e+20): 0
* [misc]none:  (-3.2892975748009025e-252 -6.133557683770476e-223 -1.497130859851894e+57 3.826166416762639e+216): 1
* [misc]none:  (1.1663715170234023e-33 1.821316082219445e-31 -1.441560479175162e+51 -4.8973687170160837e+185): 0
* [misc]none:  (5.965572216773997e-266 -1.7112087034006054e+282 -8.627178870504794e+293 1.1867578517998852e-122): 1
* [misc]none:  (-1.1961490139198145e+35 4.388887965185748e-231 -3.990775770507464e-143 12041477.739790332): 0
* [misc]none:  (-1348564663705.779 -4.759757548074155e+194 4.52129342202891e+175 -1.6048248782469113e+61): 0
* [misc]none:  (-3.969668283468194e-23 5.258242405229196e-247 -9.498386678851063e-197 -1.0709835258895982e+166): 0
* [misc]none:  (2.5076686139270383e-164 -0.0022300046209729825 1.194061872367895e+220 1.0389358047373285e-37): 1
* [misc]none:  (-2.0087808485765453e-304 1.3687590050193055e-147 -8.234756399670311e-72 1.6542751192792692e-300): 0
* [misc]none:  (-4.773347848801604e-165 -3.5335037548803817e-216 2.602023429993787e-14 -1.4942418769123512e-302): 0
* [misc]none:  (-1.6037432475041464e-152 2.415026600632841e-155 -2.983618099380393e-19 6.08182357871597e-19): 2
* [misc]none:  (3.919727770092923e-28 -8.796417170933511e-157 2.5194286288656994e+137 -2.803376858595825e-183): 0
* [misc]none:  (-2.0317891841612197e-99 -6.22947928384665e-25 -4.152794278830264e-202 -2.9721370995696006e-116): 0
* [misc]none:  (-1.8295893302806206e-270 3.1707458428990324e-50 1.882634228916084e+104 6.309071689177259e-279): 2
* [misc]none:  (-4.555748018209325e-271 1.7527084173765072e+214 -3.566410115265179e+77 -2.0754253193237223e+276): 1
* [misc]none:  (-3.678907798082827e-113 6.040835984474006e+24 -3.1450504266029292e+299 -6.998469069018224e-161): 2
* [misc]none:  (-9.99618015977074e-100 -5.970362695291997e+22 -3.879179322621676e+202 3.321782785676469e-255): 0
* [misc]none:  (1.5087150874010425e-211 -1.7358857320695963e-267 -1.2383129644834284e+160 -1.062164837135673e+42): 1
* [misc]none:  (-5.593167094268887e-190 1.7800753731525426e+39 -1.9563965618862005e+178 6.863804525144902e-237): 1
* [misc]none:  (-3.884002241527716e-09 3.402956999639796e+258 1.529772447679324e+286 -3.3684544179202395e+273): 0
* [misc]none:  (6.180426682633145e-231 -1.1261653603541554e-107 -2.1793389213345715e+300 1.0083640164314813e-92): 1
* [misc]none:  (6.223068053793711e+127 2.2629994924347574e-07 -3.779843999226174e+139 -3.0614286694593404e-08): 0
* [misc]none:  (-6.5890526844687485e-164 -2.899016522178297e+88 3.6950126077692746e-159 -1.0679075438337597e+159): 1
* [misc]none:  (3.802591719422796e-187 -8.074991766140518e+140 1.5800617558402157e+234 1.1606607614301422e-05): 1
* [misc]none:  (3.292067705150785e-57 -1.5601971401908854e-158 3.2577820155263023e+228 -5.2844454198705195e+305): 2
* [misc]none:  (-5.91489283060648e-141 -2.941458472796967e-142 2.1831432166025805e+27 1.0985453227849344e-170): 0
* [misc]none:  (-3.755398726662252e-104 1.732956797107532e+257 -0.003996887291900194 -3.319613025041288e+219): 1
* [misc]none:  (-2.8353852455895346e-236 2.4977177539308356e+32 6.19863515953618e-206 -6.234997468933024e+98): 1
* [misc]none:  (-1.2483206863621665e-82 -4.3245428365292906e-97 3.1166104193766994e-137 -2.3678767156364688e+110): 0
* [misc]none:  (-5.6835404426458884e-130 -6.116012871916241e+32 -4.56282292938935e+200 4.015919715899847e+137): 1
* [misc]none:  (1.2423686537018865e-16 -2.9190823764550885e+200 -8.369149872118526e+18 -6.505453409904161e-156): 0
* [misc]none:  (-1.571835822103132e-97 -2.3015506367476294e+261 4.559321205979136e-29 8.913124246398817e-290): 2
* [misc]none:  (-1.7739145562626414e-238 -7.800592841851725e-167 -7.036042050158767e-21 220237823157837.84): 0
* [misc]none:  (-7.0800974540359565e-196 -1.0695941285170777e+259 2.3040347636911724e-27 7.527413299194134e-199): 1
* [misc]none:  (-1.1006480359267765e-71 4.5779060099920917e-17 8.583739956121865e-308 -3.5994403684981127e-10): 3
* [misc]none:  (-1.9722299820001865e+94 4.460218679195514e-149 5.690021676770787e+31 5.357335632184978e-22): 0
* [misc]none:  (6.103872924194278e-110 -8.022655362628393e+40 -4.497266801596471e+100 2.4991141371272513e-282): 0
* [misc]none:  (2.4069680102931362e+144 -2.8732816710350813e-128 0.0006145505508753878 5.770600846660463e-216): 0
* [misc]none:  (2.781426133815738e-217 2.5557241024046246e-63 4.40681776351873e+173 -4.1462345069686375e+92): 1
* [misc]none:  (5.223765227005569e-152 -1.6334098586809e+149 -7.52056490230671e+247 7.351668255412019e-155): 1
* [misc]none:  (7.345575675668017e+18 -5.064289876067956e+27 8.853831150429422e+166 1.8423314112002953e-90): 0
* [misc]none:  (1.4318039063168714e-09 -5.668682219996358e+270 9.534360742444564e-26 1.2538968992553631e-96): 0
* [misc]none:  (1.2604501780655313e-299 33610193246.41273 -4.7269786251670094e+219 9.689801239106332e+272): 1
* [misc]none:  (2.3118053548193494e+30 -5.491093062090541e+163 4.652749385182812e-160 9.610215461209792e+222): 2
* [misc]none:  (1.9017996774234949e-59 -2.898581384885825e+217 -6.950130620860382e-27 -5.033260992167659e-148): 0
* [misc]none:  (-5.375335143464656e-30 -8.49156223786901e+281 1.32998056440083e+269 -4.8674210748481254e-151): 2
* [misc]none:  (-5.0999003383831085e-210 1.6994385984079385e-287 1.2465965306617038e-32 -2.3808857954678774e+216): 2
* [misc]none:  (828.8901249590906 1.5119164597499585e-296 2.7649254953715813e+30 1.7565696205023296e+163): 0
* [misc]none:  (-2.121021143134419e-77 1.1487791112707728e-172 -5.429897727475668e+86 5.404165234675282e+149): 0
* [misc]none:  (8.449175444180646e-202 1.4761245695485948e+283 -8.677870337494532e-201 -6.681913019299572e-42): 2
* [misc]none:  (4.231630731957443e-97 -3.696639606427162e-252 -1.1407178097926494e+242 2.473406481539842e+260): 2
* [misc]none:  (-1156779749992.995 -9.655945313184261e+33 8.332399687653581e+237 -2.134629087509914e-243): 0
* [misc]none:  (2.4854328581128964e+122 -217034247050543.78 2.5999866956432144e-15 1.1466100384783977e-24): 0
* [misc]none:  (-4.9950980655924506e-14 -3.293372736241772e-19 7.731756003446193e-09 -1.3329110901183251e-11): 1
* [misc]none:  (2.142503598854727e-40 1.0088540675564157e+34 3.8938256936682777e+126 1.2257507542606433e+188): 0
* [misc]none:  (-1.0990705194030404e-105 -4.839744333602855e+283 9.762069684263044e+43 -12690372948896.879): 2
* [misc]none:  (-2.1780024365260185e-241 -6.343157921835833e-119 9.866134064169792e-88 -2.956461964272624e-275): 0
* [misc]none:  (4.885415499003671e-269 -4.491308108907964e+45 446772345732203.44 -5.538386719087659e+171): 1
* [misc]none:  (3119421691785794.0 -1.5498730560984214e+89 -8.012758369773654e-195 6.996924088749089e+186): 0
* [misc]none:  (4.285789409051915e-41 1.6550163405824941e-100 -2.5555643171303317e-191 -1.5713983593350048e+121): 0
* [misc]none:  (1.7285940697086523e-215 -2.498699657083479e+253 -3.0528442416089784e+66 -7.689055820822863e-102): 1
* [misc]none:  (9.362478858841445e-196 -4.784918483909615e-19 2.4361480422576433e-266 -5.709525862984588e+269): 1
* [misc]none:  (-6.901143185143365e+36 -3.4733892398282713e-302 7.272073892272774e+218 -1.0424169248639238e+18): 0
* [misc]none:  (-4.793761810067722e+146 3.1328191882752216e-288 2.4808688386834323e+124 -1.2719321334694425e-152): 0
* [misc]none:  (1.7619646197506943e-217 -9.235542744079632e+25 0.001153502653320492 9.828142580013114e-63): 0
* [misc]none:  (-8.866739439226667e-273 1.3470733434393441e-14 -4.176800857433437e+211 -2.825162850246462e+49): 1
* [misc]none:  (5.189166453459553e-135 1.4373294578855835e+256 4.823582423963228e-35 -1.441565661830703e+124): 1
* [misc]none:  (-1.1362331792365873e+75 -173641063832.00497 -2.0925481350760477e+232 -5.137492599686409e-299): 0
* [misc]none:  (-4.757236139123545e-252 3.204374284906914e+228 4.351554933921603e-249 -4.535010461569696e+162): 1
* [misc]none:  (6.416725586436791e+40 1.6015687094578885e-114 7.162982178700667e-143 -1.1687078108307076e-251): 0
* [misc]none:  (-5.994149136555116e-303 -5.221874393833239e-308 -2.8418422012851154e+231 -9.100671468383818e+151): 1
* [misc]none:  (2.1811945854006548e-306 -1.499889551426252e-293 -8788459652460304.0 6.744044543218371): 2
* [misc]none:  (-3.08247001214476e-37 -2.843359003146651e-110 -7.190691526842674e-26 -6.685251997932164e-26): 0
* [misc]none:  (-3.472329309191249e-220 1.3008689232014965e+38 -8.226818455360327e-246 3.490340941226529e+86): 0
* [misc]none:  (1.2092015360447625e-157 1.5524909593616506e+112 -2.5578053234776403e+23 -3.3084323579057188e-170): 0
* [misc]none:  (3.724041520589833e-284 -2.8973136526635775e+139 1.6313427551474431e+72 7.032956449643419e+110): 1
* [misc]none:  (-2.3966795619314438e-229 3.622990649977049e+40 -3403184440379.1104 1.3425678178732274e+191): 1
* [misc]none:  (4.492344930614623e-159 -2.0578930400131563e-98 4.6712667890843233e+285 2.7744217646447177e-275): 1
* [misc]none:  (1.2241252209715087e-199 -2.4581914514852984e-170 -2.452783291215729e+221 -1.440291755770294e-266): 2
* [misc]none:  (5.33153487832989e+22 -3.2665770299303125e-270 -2.7010102997806336e+107 1.483166556404514e+211): 0
* [misc]none:  (1.4056840441261273e+25 2.9806918698583785e+31 -9.07976210977117e-191 -1.3463366907780727e+48): 0
* [misc]none:  Picked alt (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))
* * * * [misc]pick:  Picked  #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2 1 1)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 1 1 1)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 1 2)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (/ d1 (- d2 d3)) into (/ d1 (- d2 d3))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d2 (- d4)) into (- d2 d4)
* [misc]backup-simplify:  Simplify (/ d1 (- d2 d4)) into (/ d1 (- d2 d4))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (+ d3 d4))) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (/ d1 (- (+ d3 d4))) into (* -1 (/ d1 (+ d3 d4)))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ d2 (- (+ d3 d4))) into (- d2 (+ d4 d3))
* [misc]backup-simplify:  Simplify (/ 1 (- d2 (+ d4 d3))) into (/ 1 (- d2 (+ d4 d3)))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ d2 (- (+ d3 d4))) into (- d2 (+ d4 d3))
* [misc]backup-simplify:  Simplify (/ 1 (- d2 (+ d4 d3))) into (/ 1 (- d2 (+ d4 d3)))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d4 d3)) into (- (+ d4 d2) d3)
* [misc]backup-simplify:  Simplify (* (/ 1 (- d2 (+ d4 d3))) (- (+ d4 d2) d3)) into (/ (- (+ d4 d2) d3) (- d2 (+ d4 d3)))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ d4 d2) d3) (- d2 (+ d4 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ d4 d2) d3) in d2
* [misc]taylor:  Taking taylor expansion of (+ d4 d2) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d4 d3)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d4 d3) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]backup-simplify:  Simplify (+ d4 d3) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (+ d3 d4))) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (/ (- d4 d3) (- (+ d3 d4))) into (* -1 (/ (- d4 d3) (+ d3 d4)))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (- d4 d3) (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (- d4 d3) (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (/ d4 d4) into 1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 (+ d4 d3))) (+ (* (/ 1 (- d2 (+ d4 d3))) (/ 0 (- d2 (+ d4 d3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- d2 (+ d4 d3))) 0) (* 0 (- (+ d4 d2) d3))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 1 (- (+ d3 d4))) (+ (* (* -1 (/ (- d4 d3) (+ d3 d4))) (/ 1 (- (+ d3 d4)))))) into (- (/ d3 (pow (+ d3 d4) 2)) (+ (/ 1 (+ d3 d4)) (/ d4 (pow (+ d3 d4) 2))))
* [misc]taylor:  Taking taylor expansion of (- (/ d3 (pow (+ d3 d4) 2)) (+ (/ 1 (+ d3 d4)) (/ d4 (pow (+ d3 d4) 2)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ d3 (pow (+ d3 d4) 2)) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (pow (+ d3 d4) 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log (+ d3 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 2)) into (/ 1 (pow d4 2))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (+ d3 d4)) (/ d4 (pow (+ d3 d4) 2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ d4 (pow (+ d3 d4) 2)) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (pow (+ d3 d4) 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log (+ d3 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ d4 (pow d4 2)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (/ 1 d4)) into (* 2 (/ 1 d4))
* [misc]backup-simplify:  Simplify (- (* 2 (/ 1 d4))) into (- (* 2 (/ 1 d4)))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 2 (/ 1 d4)))) into (- (* 2 (/ 1 d4)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of 2 in d4
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ -1 d4) (+ (* 1 (/ 1 d4)))) into (- (* 2 (/ 1 d4)))
* [misc]backup-simplify:  Simplify (+ (* -1 (- (* 2 (/ 1 d4)))) (* 0 1)) into (* 2 (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of 2 in d4
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 (+ d4 d3))) (+ (* (/ 1 (- d2 (+ d4 d3))) (/ 0 (- d2 (+ d4 d3)))) (* 0 (/ 0 (- d2 (+ d4 d3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- d2 (+ d4 d3))) 0) (+ (* 0 0) (* 0 (- (+ d4 d2) d3)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (* 1 (* 1 (* 1 d1)))) into (* -1 d1)
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) -1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) -1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (/ 1 d4)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (+ (/ 1 d4) (/ 1 d3)))) into (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) into (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (/ 1 d4)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (+ (/ 1 d4) (/ 1 d3)))) into (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) into (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))) into (/ (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))
* [misc]taylor:  Taking taylor expansion of (/ (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) 0) (* 0 (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (/ 1 d3)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ 0 (- (+ (/ 1 d4) (/ 1 d3)))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 d4) (/ 1 d3)) 1) (+ (* 1 (/ (- (+ (/ 1 d4) (/ 1 d3))) 1)))) into (* 2 (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* 2 (/ 1 d4)) into (/ 2 d4)
* [misc]taylor:  Taking taylor expansion of (/ 2 d4) in d4
* [misc]taylor:  Taking taylor expansion of 2 in d4
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 2 1) into 2
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 2 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))) (* 0 (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) 0) (+ (* 0 0) (* 0 (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 1 (* 1 (* 1 (* 1 (/ 1 (/ 1 d1)))))) into d1
* [misc]approximate:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d4
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) 1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d3
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) 1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d2
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) -1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ -1 d4)) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (- (+ (/ 1 d4) (/ 1 d3)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) into (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ -1 d4)) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (- (+ (/ 1 d4) (/ 1 d3)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) into (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (/ -1 d4) (/ 1 d3)) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (- (/ 1 d3) (/ 1 d4))) into (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4)))
* [misc]backup-simplify:  Simplify (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4)))) into (* -1 (/ (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))) (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))))
* [misc]taylor:  Taking taylor expansion of (* -1 (/ (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))) (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (/ (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))) (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]backup-simplify:  Simplify (* -1 1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) 0) (* 0 (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (/ 1 d3)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (+ (/ 1 d4) (/ 1 d3)) 0) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (/ (- (/ 1 d3) (/ 1 d4)) -1) (+ (* 1 (/ (+ (/ 1 d4) (/ 1 d3)) -1)))) into (* 2 (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (* -1 (* 2 (/ 1 d4))) (* 0 1)) into (- (* 2 (/ 1 d4)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (* 2 (/ 1 d4)) into (/ 2 d4)
* [misc]backup-simplify:  Simplify (- (/ 2 d4)) into (- (* 2 (/ 1 d4)))
* [misc]taylor:  Taking taylor expansion of (- (* 2 (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (* 2 (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of 2 in d4
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 2 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))) (* 0 (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* -1 (* 1 (* 1 (* 1 (/ 1 (/ 1 (- d1))))))) into d1
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (/ d1 (- d2 d3)) into (/ d1 (- d2 d3))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d2 (- d4)) into (- d2 d4)
* [misc]backup-simplify:  Simplify (/ d1 (- d2 d4)) into (/ d1 (- d2 d4))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (+ d3 d4))) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (/ d1 (- (+ d3 d4))) into (* -1 (/ d1 (+ d3 d4)))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ d2 (- (+ d3 d4))) into (- d2 (+ d4 d3))
* [misc]backup-simplify:  Simplify (/ 1 (- d2 (+ d4 d3))) into (/ 1 (- d2 (+ d4 d3)))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ d2 (- (+ d3 d4))) into (- d2 (+ d4 d3))
* [misc]backup-simplify:  Simplify (/ 1 (- d2 (+ d4 d3))) into (/ 1 (- d2 (+ d4 d3)))
* [misc]taylor:  Taking taylor expansion of (+ d2 (- d4 d3)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d4 d3)) into (- (+ d4 d2) d3)
* [misc]backup-simplify:  Simplify (* (/ 1 (- d2 (+ d4 d3))) (- (+ d4 d2) d3)) into (/ (- (+ d4 d2) d3) (- d2 (+ d4 d3)))
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ d2 (- (+ d3 d4))) into (- d2 (+ d4 d3))
* [misc]backup-simplify:  Simplify (* (/ (- (+ d4 d2) d3) (- d2 (+ d4 d3))) (- d2 (+ d4 d3))) into (- (+ d4 d2) d3)
* [misc]taylor:  Taking taylor expansion of (- (+ d4 d2) d3) in d2
* [misc]taylor:  Taking taylor expansion of (+ d4 d2) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d4 (- d3)) into (- d4 d3)
* [misc]taylor:  Taking taylor expansion of (- d4 d3) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ d4 0) into d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 (+ d4 d3))) (+ (* (/ 1 (- d2 (+ d4 d3))) (/ 0 (- d2 (+ d4 d3)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- d2 (+ d4 d3))) 0) (* 0 (- (+ d4 d2) d3))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ (- (+ d4 d2) d3) (- d2 (+ d4 d3))) 0) (* 0 (- d2 (+ d4 d3)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* d4 (* 1 (* 1 d1)))) (+ (* -1 (* 1 (* d3 (* 1 d1)))) (* 1 (* 1 (* 1 (* d2 d1)))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* [misc]approximate:  Taking taylor expansion of (* (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) -1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) -1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (/ 1 d4)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (+ (/ 1 d4) (/ 1 d3)))) into (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) into (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (/ 1 d4)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (+ (/ 1 d4) (/ 1 d3)))) into (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) into (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))
* [misc]backup-simplify:  Simplify (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))) into (/ (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (/ 1 d4)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (+ (/ 1 d4) (/ 1 d3)))) into (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (* (/ (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) into (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) 0) (* 0 (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) 0) (* 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d3)) into (- (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (- (/ 1 d3))) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))) (* 0 (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) 0) (+ (* 0 0) (* 0 (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ (- (+ (/ 1 d2) (/ 1 d4)) (/ 1 d3)) (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) 0) (+ (* 0 0) (* 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 d2)) (/ 1 (/ 1 d1)))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 d3)) (* 1 (/ 1 (/ 1 d1)))))) (* 1 (* (/ 1 (/ 1 d4)) (* 1 (* 1 (/ 1 (/ 1 d1)))))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* [misc]approximate:  Taking taylor expansion of (* (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d4
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d4
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) 1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d3
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d3
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) 1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d2
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) -1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ -1 d4)) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (- (+ (/ 1 d4) (/ 1 d3)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) into (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (* (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (* (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ -1 d4)) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (- (+ (/ 1 d4) (/ 1 d3)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) into (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d2)) (- (/ 1 (- d4)) (/ 1 (- d3)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d4)) (/ 1 (- d3))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (- (/ -1 d3)) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ (/ -1 d4) (/ 1 d3)) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (- (/ 1 d3) (/ 1 d4))) into (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4)))
* [misc]backup-simplify:  Simplify (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4)))) into (* -1 (/ (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))) (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))))
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ -1 d4)) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (- (+ (/ 1 d4) (/ 1 d3)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))
* [misc]backup-simplify:  Simplify (* (* -1 (/ (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))) (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))) (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) into (* -1 (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))))
* [misc]taylor:  Taking taylor expansion of (* -1 (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d2) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) 0) (* 0 (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* -1 (/ (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))) (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))) 0) (* 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (/ 1 d4)) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (- (/ 1 d4))) into (- (/ 1 d3) (/ 1 d4))
* [misc]backup-simplify:  Simplify (+ (* -1 (- (/ 1 d3) (/ 1 d4))) (* 0 -1)) into (- (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))) (* 0 (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) 0) (+ (* 0 0) (* 0 (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* -1 (/ (- (/ 1 d3) (+ (/ 1 d2) (/ 1 d4))) (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))) 0) (+ (* 0 0) (* 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 (- (/ 1 d3) (/ 1 d4))) (* 0 -1))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (* (/ 1 (/ 1 (- d2))) (/ 1 (/ 1 (- d1))))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 (- d3))) (* 1 (/ 1 (/ 1 (- d1))))))) (* 1 (* (/ 1 (/ 1 (- d4))) (* 1 (* 1 (/ 1 (/ 1 (- d1))))))))) into (- (+ (* d1 d2) (* d1 d4)) (* d1 d3))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2 1 1 1)
* [misc]approximate:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ d3 0) into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (+ d2 (- d3)) into (- d2 d3)
* [misc]backup-simplify:  Simplify (/ d1 (- d2 d3)) into (/ d1 (- d2 d3))
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (+ d2 (- d4)) into (- d2 d4)
* [misc]backup-simplify:  Simplify (/ d1 (- d2 d4)) into (/ d1 (- d2 d4))
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (+ d3 d4))) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (/ d1 (- (+ d3 d4))) into (* -1 (/ d1 (+ d3 d4)))
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ d2 (- (+ d3 d4))) into (- d2 (+ d4 d3))
* [misc]backup-simplify:  Simplify (/ 1 (- d2 (+ d4 d3))) into (/ 1 (- d2 (+ d4 d3)))
* [misc]taylor:  Taking taylor expansion of (/ d1 (- d2 (+ d3 d4))) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ d2 (- (+ d3 d4))) into (- d2 (+ d4 d3))
* [misc]backup-simplify:  Simplify (/ 1 (- d2 (+ d4 d3))) into (/ 1 (- d2 (+ d4 d3)))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2 (+ d4 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d4 d3)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d4 d3) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (+ d4 d3) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (+ d3 d4))) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (/ 1 (- (+ d3 d4))) into (/ -1 (+ d3 d4))
* [misc]taylor:  Taking taylor expansion of (/ -1 (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (/ -1 d4) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (/ -1 d4) in d4
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ -1 1) into -1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 (+ d4 d3))) (+ (* (/ 1 (- d2 (+ d4 d3))) (/ 0 (- d2 (+ d4 d3)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 (+ d3 d4)) (/ 1 (- (+ d3 d4)))))) into (- (/ 1 (pow (+ d3 d4) 2)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow (+ d3 d4) 2))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow (+ d3 d4) 2)) in d3
* [misc]taylor:  Taking taylor expansion of (pow (+ d3 d4) 2) in d3
* [misc]taylor:  Taking taylor expansion of (exp (* 2 (log (+ d3 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (* 2 (log (+ d3 d4))) in d3
* [misc]taylor:  Taking taylor expansion of 2 in d3
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]taylor:  Taking taylor expansion of (log (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (log d4) into (log d4)
* [misc]backup-simplify:  Simplify (* 2 (log d4)) into (* 2 (log d4))
* [misc]backup-simplify:  Simplify (exp (* 2 (log d4))) into (pow d4 2)
* [misc]backup-simplify:  Simplify (/ 1 (pow d4 2)) into (/ 1 (pow d4 2))
* [misc]backup-simplify:  Simplify (- (/ 1 (pow d4 2))) into (- (/ 1 (pow d4 2)))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow d4 2))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 d4) (+ (* (/ -1 d4) (/ 1 d4)))) into (/ 1 (pow d4 2))
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow d4 2)) in d4
* [misc]taylor:  Taking taylor expansion of (pow d4 2) in d4
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- d2 (+ d4 d3))) (+ (* (/ 1 (- d2 (+ d4 d3))) (/ 0 (- d2 (+ d4 d3)))) (* 0 (/ 0 (- d2 (+ d4 d3)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) -1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) -1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (/ 1 d1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ (/ 1 d1) 1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (/ 1 d4)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (+ (/ 1 d4) (/ 1 d3)))) into (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) into (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 d1) (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (/ 1 d4)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ (/ 1 d2) (- (+ (/ 1 d4) (/ 1 d3)))) into (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) into (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) in d2
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (/ 1 d3)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ 0 (- (+ (/ 1 d4) (/ 1 d3)))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ (- (+ (/ 1 d4) (/ 1 d3))) 1)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d2) (/ 0 d2)) (* 0 (/ 0 d2)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)) (* 0 (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)) (* 0 (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (+ (* (/ 1 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3)))) (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))) (* 0 (/ 0 (- (/ 1 d2) (+ (/ 1 d4) (/ 1 d3))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]approximate:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in (d1 d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d4
* [misc]taylor:  Taking taylor expansion of (- d1) in d4
* [misc]taylor:  Taking taylor expansion of d1 in d4
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) 1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d3
* [misc]taylor:  Taking taylor expansion of (- d1) in d3
* [misc]taylor:  Taking taylor expansion of d1 in d3
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (- -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) 1) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d2
* [misc]taylor:  Taking taylor expansion of (- d1) in d2
* [misc]taylor:  Taking taylor expansion of d1 in d2
* [misc]backup-simplify:  Simplify d1 into d1
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (- d1) into (- d1)
* [misc]backup-simplify:  Simplify (/ 1 (- d1)) into (/ -1 d1)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ (/ -1 d1) -1) into (/ 1 d1)
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ -1 d4)) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (- (+ (/ 1 d4) (/ 1 d3)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) into (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ (/ 1 (- d1)) (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4))))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d1)) in d1
* [misc]taylor:  Taking taylor expansion of (- d1) in d1
* [misc]taylor:  Taking taylor expansion of d1 in d1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d1
* [misc]taylor:  Taking taylor expansion of (- d2) in d1
* [misc]taylor:  Taking taylor expansion of d2 in d1
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d1
* [misc]taylor:  Taking taylor expansion of (- d3) in d1
* [misc]taylor:  Taking taylor expansion of d3 in d1
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d1
* [misc]taylor:  Taking taylor expansion of (- d4) in d1
* [misc]taylor:  Taking taylor expansion of d4 in d1
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ -1 d4)) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (- (+ (/ 1 d4) (/ 1 d3)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ (/ -1 d2) (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))
* [misc]backup-simplify:  Simplify (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) into (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))
* [misc]taylor:  Taking taylor expansion of (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) in d2
* [misc]taylor:  Taking taylor expansion of -1 in d2
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)) in d2
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d3)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) (/ 1 d3)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ (+ (/ 1 d4) (/ 1 d3)) 0) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ (+ (/ 1 d4) (/ 1 d3)) -1)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d2) (/ 0 (- d2))) (* 0 (/ 0 (- d2))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))) (* 0 (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))) (* 0 (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (+ (* (/ -1 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2))) (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))) (* 0 (/ 0 (- (+ (/ 1 d4) (/ 1 d3)) (/ 1 d2)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 1 2)
* [misc]approximate:  Taking taylor expansion of (- d2 (+ d3 d4)) in (d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]taylor:  Taking taylor expansion of (- d2 (+ d3 d4)) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ d3 d4) into (+ d3 d4)
* [misc]backup-simplify:  Simplify (- (+ d3 d4)) into (- (+ d3 d4))
* [misc]backup-simplify:  Simplify (+ 0 (- (+ d3 d4))) into (- (+ d3 d4))
* [misc]taylor:  Taking taylor expansion of (- (+ d3 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (+ d3 d4) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (+ 0 d4) into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* d4 (* 1 1))) (+ (* -1 (* 1 (* d3 1))) (* 1 (* 1 (* 1 d2))))) into (- d2 (+ d3 d4))
* [misc]approximate:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in (d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (/ 1 d2) into (/ 1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d2) (+ (/ 1 d3) (/ 1 d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d3) (/ 1 d4)) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (/ 1 d3) into (/ 1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d3
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d3) (/ 1 d4)) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (- (+ (/ 1 d4) (/ 1 d3))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (+ 0 (- (+ (/ 1 d4) (/ 1 d3)))) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]taylor:  Taking taylor expansion of (- (+ (/ 1 d4) (/ 1 d3))) in d3
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d3) (/ 0 d3)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 d4) (/ 0 d4)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]backup-simplify:  Simplify (- (/ 1 d4)) into (- (/ 1 d4))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 d4)) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 (* 1 (/ 1 (/ 1 d2))))) (+ (* -1 (* 1 (* (/ 1 (/ 1 d3)) 1))) (* -1 (* (/ 1 (/ 1 d4)) (* 1 1))))) into (- d2 (+ d4 d3))
* [misc]approximate:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in (d2 d3 d4) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d4
* [misc]taylor:  Taking taylor expansion of (- d2) in d4
* [misc]taylor:  Taking taylor expansion of d2 in d4
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d4
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d4
* [misc]taylor:  Taking taylor expansion of (- d3) in d4
* [misc]taylor:  Taking taylor expansion of d3 in d4
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d4
* [misc]taylor:  Taking taylor expansion of (- d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d3
* [misc]taylor:  Taking taylor expansion of (- d2) in d3
* [misc]taylor:  Taking taylor expansion of d2 in d3
* [misc]backup-simplify:  Simplify d2 into d2
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (- d2) into (- d2)
* [misc]backup-simplify:  Simplify (/ 1 (- d2)) into (/ -1 d2)
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d3
* [misc]taylor:  Taking taylor expansion of (- d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d3
* [misc]taylor:  Taking taylor expansion of (- d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- d2)) (+ (/ 1 (- d3)) (/ 1 (- d4)))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d2)) in d2
* [misc]taylor:  Taking taylor expansion of (- d2) in d2
* [misc]taylor:  Taking taylor expansion of d2 in d2
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- d3)) (/ 1 (- d4))) in d2
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d3)) in d2
* [misc]taylor:  Taking taylor expansion of (- d3) in d2
* [misc]taylor:  Taking taylor expansion of d3 in d2
* [misc]backup-simplify:  Simplify d3 into d3
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (/ 1 (- d3)) into (/ -1 d3)
* [misc]taylor:  Taking taylor expansion of (/ 1 (- d4)) in d2
* [misc]taylor:  Taking taylor expansion of (- d4) in d2
* [misc]taylor:  Taking taylor expansion of d4 in d2
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (/ 1 (- d4)) into (/ -1 d4)
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of -1 in d3
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ -1 d3) (/ -1 d4)) into (- (+ (/ 1 d4) (/ 1 d3)))
* [misc]backup-simplify:  Simplify (- (- (+ (/ 1 d4) (/ 1 d3)))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]backup-simplify:  Simplify (+ 0 (+ (/ 1 d4) (/ 1 d3))) into (+ (/ 1 d4) (/ 1 d3))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 d4) (/ 1 d3)) in d3
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d3
* [misc]taylor:  Taking taylor expansion of d4 in d3
* [misc]backup-simplify:  Simplify d4 into d4
* [misc]backup-simplify:  Simplify (/ 1 d4) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d3) in d3
* [misc]taylor:  Taking taylor expansion of d3 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in d4
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of -1 in d4
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d3) into (- d3)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d3) (/ 0 (- d3))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- d4) into (- d4)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 d4) (/ 0 (- d4))))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in d3
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (/ 1 d4) 0) into (/ 1 d4)
* [misc]taylor:  Taking taylor expansion of (/ 1 d4) in d4
* [misc]taylor:  Taking taylor expansion of d4 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of 0 in d4
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (+ (* -1 (* 1 (* 1 (/ 1 (/ 1 (- d2)))))) (+ (* 1 (* 1 (* (/ 1 (/ 1 (- d3))) 1))) (* 1 (* (/ 1 (/ 1 (- d4))) (* 1 1))))) into (- d2 (+ d4 d3))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (pow (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) 1) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (67 enodes)
* * [misc]simplify:  iters left: 3 (140 enodes)
* * [misc]simplify:  iters left: 2 (247 enodes)
* * [misc]simplify:  iters left: 1 (410 enodes)
* [exit]simplify:  Simplified to (* (/ (- (+ d4 d2) d3) (- d2 (+ d4 d3))) d1)
* [exit]simplify:  Simplified to (* (/ (- (+ d4 d2) d3) (- d2 (+ d4 d3))) d1)
* * * * [misc]progress:  [ 2 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (pow (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) 1) (- d2 (+ d3 d4))) (* d1 d1)))>
* * * * [misc]progress:  [ 3 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (exp (+ (log (/ d1 (- d2 (+ d3 d4)))) (log (+ d2 (- d4 d3))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ (log (/ d1 (- d2 (+ d3 d4)))) (log (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (69 enodes)
* * [misc]simplify:  iters left: 2 (95 enodes)
* * [misc]simplify:  iters left: 1 (133 enodes)
* [exit]simplify:  Simplified to (+ (log (- (+ d4 d2) d3)) (log (/ d1 (- (- d2 d3) d4))))
* [exit]simplify:  Simplified to (+ (log (- (+ d4 d2) d3)) (log (/ d1 (- (- d2 d3) d4))))
* * * * [misc]progress:  [ 4 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (exp (log (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (77 enodes)
* * [misc]simplify:  iters left: 3 (159 enodes)
* * [misc]simplify:  iters left: 2 (276 enodes)
* * [misc]simplify:  iters left: 1 (448 enodes)
* [exit]simplify:  Simplified to (log (/ (* d1 (+ d2 (- d4 d3))) (- d2 (+ d4 d3))))
* [exit]simplify:  Simplified to (log (/ (* d1 (+ d2 (- d4 d3))) (- d2 (+ d4 d3))))
* * * * [misc]progress:  [ 5 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (log (exp (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (76 enodes)
* * [misc]simplify:  iters left: 3 (170 enodes)
* * [misc]simplify:  iters left: 2 (326 enodes)
* [exit]simplify:  Simplified to (pow (exp (+ d2 (- d4 d3))) (/ d1 (- d2 (+ d4 d3))))
* [exit]simplify:  Simplified to (pow (exp (+ d2 (- d4 d3))) (/ d1 (- d2 (+ d4 d3))))
* * * * [misc]progress:  [ 6 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (cbrt (* (* (* (/ d1 (- d2 (+ d3 d4))) (/ d1 (- d2 (+ d3 d4)))) (/ d1 (- d2 (+ d3 d4)))) (* (* (+ d2 (- d4 d3)) (+ d2 (- d4 d3))) (+ d2 (- d4 d3))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (* (/ d1 (- d2 (+ d3 d4))) (/ d1 (- d2 (+ d3 d4)))) (/ d1 (- d2 (+ d3 d4)))) (* (* (+ d2 (- d4 d3)) (+ d2 (- d4 d3))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (49 enodes)
* * [misc]simplify:  iters left: 4 (224 enodes)
* [exit]simplify:  Simplified to (* (* (/ d1 (- d2 (+ d4 d3))) (/ d1 (- d2 (+ d4 d3)))) (* (/ d1 (- d2 (+ d4 d3))) (pow (+ (- d2 d3) d4) 3)))
* [exit]simplify:  Simplified to (* (* (/ d1 (- d2 (+ d4 d3))) (/ d1 (- d2 (+ d4 d3)))) (* (/ d1 (- d2 (+ d4 d3))) (pow (+ (- d2 d3) d4) 3)))
* * * * [misc]progress:  [ 7 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (cbrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (cbrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))) (cbrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (cbrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (69 enodes)
* * [misc]simplify:  iters left: 3 (141 enodes)
* * [misc]simplify:  iters left: 2 (249 enodes)
* * [misc]simplify:  iters left: 1 (411 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* (/ (+ (- d2 d3) d4) (- (- d2 d3) d4)) d1)) (cbrt (* (/ (+ (- d2 d3) d4) (- (- d2 d3) d4)) d1)))
* [exit]simplify:  Simplified to (* (cbrt (* (/ (+ (- d2 d3) d4) (- (- d2 d3) d4)) d1)) (cbrt (* (/ (+ (- d2 d3) d4) (- (- d2 d3) d4)) d1)))
* [enter]simplify:  Simplifying (cbrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (68 enodes)
* * [misc]simplify:  iters left: 3 (141 enodes)
* * [misc]simplify:  iters left: 2 (248 enodes)
* * [misc]simplify:  iters left: 1 (410 enodes)
* [exit]simplify:  Simplified to (cbrt (* (/ (- (+ d4 d2) d3) (- (- d2 d4) d3)) d1))
* [exit]simplify:  Simplified to (cbrt (* (/ (- (+ d4 d2) d3) (- (- d2 d4) d3)) d1))
* * * * [misc]progress:  [ 8 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (cbrt (* (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (38 enodes)
* * [misc]simplify:  iters left: 4 (162 enodes)
* [exit]simplify:  Simplified to (pow (/ d1 (/ (- (- d2 d4) d3) (+ d2 (- d4 d3)))) 3)
* [exit]simplify:  Simplified to (pow (/ d1 (/ (- (- d2 d4) d3) (+ d2 (- d4 d3)))) 3)
* * * * [misc]progress:  [ 9 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (sqrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (sqrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (68 enodes)
* * [misc]simplify:  iters left: 3 (141 enodes)
* * [misc]simplify:  iters left: 2 (248 enodes)
* * [misc]simplify:  iters left: 1 (410 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ (- (+ d4 d2) d3) (- (- d2 d4) d3)) d1))
* [exit]simplify:  Simplified to (sqrt (* (/ (- (+ d4 d2) d3) (- (- d2 d4) d3)) d1))
* [enter]simplify:  Simplifying (sqrt (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (68 enodes)
* * [misc]simplify:  iters left: 3 (141 enodes)
* * [misc]simplify:  iters left: 2 (248 enodes)
* * [misc]simplify:  iters left: 1 (410 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ (- (+ d4 d2) d3) (- (- d2 d4) d3)) d1))
* [exit]simplify:  Simplified to (sqrt (* (/ (- (+ d4 d2) d3) (- (- d2 d4) d3)) d1))
* * * * [misc]progress:  [ 10 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (* d1 (+ (pow d2 3) (pow (- d4 d3) 3))) (* (- d2 (+ d3 d4)) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3)))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d1 (+ (pow d2 3) (pow (- d4 d3) 3)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (57 enodes)
* * [misc]simplify:  iters left: 3 (180 enodes)
* [exit]simplify:  Simplified to (+ (* (* d1 (- d4 d3)) (* (- d4 d3) (- d4 d3))) (* (* d2 d1) (* d2 d2)))
* [exit]simplify:  Simplified to (+ (* (* d1 (- d4 d3)) (* (- d4 d3) (- d4 d3))) (* (* d2 d1) (* d2 d2)))
* [enter]simplify:  Simplifying (* (- d2 (+ d3 d4)) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (107 enodes)
* * [misc]simplify:  iters left: 3 (426 enodes)
* [exit]simplify:  Simplified to (* (+ (* (- d4 d3) (- (- d4 d3) d2)) (* d2 d2)) (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (* (+ (* (- d4 d3) (- (- d4 d3) d2)) (* d2 d2)) (- (- d2 d3) d4))
* * * * [misc]progress:  [ 11 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (* d1 (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (* (- d2 (+ d3 d4)) (- d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d1 (- (* d2 d2) (* (- d4 d3) (- d4 d3))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (170 enodes)
* [exit]simplify:  Simplified to (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) d1)
* [exit]simplify:  Simplified to (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) d1)
* [enter]simplify:  Simplifying (* (- d2 (+ d3 d4)) (- d2 (- d4 d3)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (51 enodes)
* * [misc]simplify:  iters left: 3 (149 enodes)
* [exit]simplify:  Simplified to (* (- d2 (+ d3 d4)) (- (+ d3 d2) d4))
* [exit]simplify:  Simplified to (* (- d2 (+ d3 d4)) (- (+ d3 d2) d4))
* * * * [misc]progress:  [ 12 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* 1 (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* * * * [misc]progress:  [ 13 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (+ (* (/ d1 (- d2 (+ d3 d4))) d2) (* (/ d1 (- d2 (+ d3 d4))) (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ d1 (- d2 (+ d3 d4))) d2)
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (47 enodes)
* * [misc]simplify:  iters left: 2 (67 enodes)
* * [misc]simplify:  iters left: 1 (108 enodes)
* [exit]simplify:  Simplified to (/ (* d2 d1) (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (/ (* d2 d1) (- (- d2 d3) d4))
* [enter]simplify:  Simplifying (* (/ d1 (- d2 (+ d3 d4))) (- d4 d3))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (78 enodes)
* * [misc]simplify:  iters left: 2 (119 enodes)
* * [misc]simplify:  iters left: 1 (227 enodes)
* [exit]simplify:  Simplified to (/ (* (- d4 d3) d1) (- (- d2 d4) d3))
* [exit]simplify:  Simplified to (/ (* (- d4 d3) d1) (- (- d2 d4) d3))
* * * * [misc]progress:  [ 14 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (+ (* d2 (/ d1 (- d2 (+ d3 d4)))) (* (- d4 d3) (/ d1 (- d2 (+ d3 d4))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d2 (/ d1 (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (49 enodes)
* * [misc]simplify:  iters left: 2 (70 enodes)
* * [misc]simplify:  iters left: 1 (129 enodes)
* [exit]simplify:  Simplified to (/ (* d1 d2) (- d2 (+ d4 d3)))
* [exit]simplify:  Simplified to (/ (* d1 d2) (- d2 (+ d4 d3)))
* [enter]simplify:  Simplifying (* (- d4 d3) (/ d1 (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (79 enodes)
* * [misc]simplify:  iters left: 2 (121 enodes)
* * [misc]simplify:  iters left: 1 (233 enodes)
* [exit]simplify:  Simplified to (/ (* (- d4 d3) d1) (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (/ (* (- d4 d3) d1) (- (- d2 d3) d4))
* * * * [misc]progress:  [ 15 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (/ d1 (- d2 (+ d3 d4))) (* (cbrt (+ d2 (- d4 d3))) (cbrt (+ d2 (- d4 d3))))) (cbrt (+ d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ d1 (- d2 (+ d3 d4))) (* (cbrt (+ d2 (- d4 d3))) (cbrt (+ d2 (- d4 d3)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (81 enodes)
* * [misc]simplify:  iters left: 2 (125 enodes)
* * [misc]simplify:  iters left: 1 (226 enodes)
* [exit]simplify:  Simplified to (* (cbrt (+ (- d2 d3) d4)) (* (/ d1 (- (- d2 d3) d4)) (cbrt (+ (- d2 d3) d4))))
* [exit]simplify:  Simplified to (* (cbrt (+ (- d2 d3) d4)) (* (/ d1 (- (- d2 d3) d4)) (cbrt (+ (- d2 d3) d4))))
* * * * [misc]progress:  [ 16 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (/ d1 (- d2 (+ d3 d4))) (sqrt (+ d2 (- d4 d3)))) (sqrt (+ d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ d1 (- d2 (+ d3 d4))) (sqrt (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (89 enodes)
* * [misc]simplify:  iters left: 1 (135 enodes)
* [exit]simplify:  Simplified to (* (/ d1 (- (- d2 d4) d3)) (sqrt (+ d2 (- d4 d3))))
* [exit]simplify:  Simplified to (* (/ d1 (- (- d2 d4) d3)) (sqrt (+ d2 (- d4 d3))))
* * * * [misc]progress:  [ 17 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (/ d1 (- d2 (+ d3 d4))) 1) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ d1 (- d2 (+ d3 d4))) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (41 enodes)
* * [misc]simplify:  iters left: 2 (52 enodes)
* * [misc]simplify:  iters left: 1 (67 enodes)
* [exit]simplify:  Simplified to (/ d1 (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (/ d1 (- (- d2 d3) d4))
* * * * [misc]progress:  [ 18 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (cbrt (/ d1 (- d2 (+ d3 d4)))) (cbrt (/ d1 (- d2 (+ d3 d4))))) (* (cbrt (/ d1 (- d2 (+ d3 d4)))) (+ d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (/ d1 (- d2 (+ d3 d4)))) (+ d2 (- d4 d3)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (82 enodes)
* * [misc]simplify:  iters left: 2 (115 enodes)
* * [misc]simplify:  iters left: 1 (145 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ d1 (- (- d2 d3) d4))) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* (cbrt (/ d1 (- (- d2 d3) d4))) (+ d4 (- d2 d3)))
* * * * [misc]progress:  [ 19 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (sqrt (/ d1 (- d2 (+ d3 d4)))) (* (sqrt (/ d1 (- d2 (+ d3 d4)))) (+ d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (sqrt (/ d1 (- d2 (+ d3 d4)))) (+ d2 (- d4 d3)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (50 enodes)
* * [misc]simplify:  iters left: 3 (82 enodes)
* * [misc]simplify:  iters left: 2 (115 enodes)
* * [misc]simplify:  iters left: 1 (145 enodes)
* [exit]simplify:  Simplified to (* (sqrt (/ d1 (- (- d2 d3) d4))) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* (sqrt (/ d1 (- (- d2 d3) d4))) (+ d4 (- d2 d3)))
* * * * [misc]progress:  [ 20 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* 1 (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (67 enodes)
* * [misc]simplify:  iters left: 3 (140 enodes)
* * [misc]simplify:  iters left: 2 (247 enodes)
* * [misc]simplify:  iters left: 1 (410 enodes)
* [exit]simplify:  Simplified to (* (/ (- (+ d4 d2) d3) (- d2 (+ d4 d3))) d1)
* [exit]simplify:  Simplified to (* (/ (- (+ d4 d2) d3) (- d2 (+ d4 d3))) d1)
* * * * [misc]progress:  [ 21 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* d1 (* (/ 1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ 1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (69 enodes)
* * [misc]simplify:  iters left: 3 (157 enodes)
* * [misc]simplify:  iters left: 2 (375 enodes)
* [exit]simplify:  Simplified to (/ (+ d2 (- d4 d3)) (- d2 (+ d4 d3)))
* [exit]simplify:  Simplified to (/ (+ d2 (- d4 d3)) (- d2 (+ d4 d3)))
* * * * [misc]progress:  [ 22 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- (pow d2 3) (pow (+ d3 d4) 3))) (* (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))) (+ d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))) (+ d2 (- d4 d3)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (44 enodes)
* * [misc]simplify:  iters left: 4 (153 enodes)
* [exit]simplify:  Simplified to (* (- (+ d2 d4) d3) (+ (* (+ d4 d3) (+ d4 d3)) (* d2 (+ (+ d4 d3) d2))))
* [exit]simplify:  Simplified to (* (- (+ d2 d4) d3) (+ (* (+ d4 d3) (+ d4 d3)) (* d2 (+ (+ d4 d3) d2))))
* * * * [misc]progress:  [ 23 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- (* d2 d2) (* (+ d3 d4) (+ d3 d4)))) (* (+ d2 (+ d3 d4)) (+ d2 (- d4 d3)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (+ d2 (+ d3 d4)) (+ d2 (- d4 d3)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (84 enodes)
* * [misc]simplify:  iters left: 3 (317 enodes)
* [exit]simplify:  Simplified to (* (+ (+ d3 d2) d4) (- (+ d2 d4) d3))
* [exit]simplify:  Simplified to (* (+ (+ d3 d2) d4) (- (+ d2 d4) d3))
* * * * [misc]progress:  [ 24 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (* (/ d1 (- d2 (+ d3 d4))) (+ (pow d2 3) (pow (- d4 d3) 3))) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3))))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ d1 (- d2 (+ d3 d4))) (+ (pow d2 3) (pow (- d4 d3) 3)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (90 enodes)
* * [misc]simplify:  iters left: 3 (275 enodes)
* [exit]simplify:  Simplified to (* (+ (pow d2 3) (pow (- d4 d3) 3)) (/ d1 (- d2 (+ d4 d3))))
* [exit]simplify:  Simplified to (* (+ (pow d2 3) (pow (- d4 d3) 3)) (/ d1 (- d2 (+ d4 d3))))
* * * * [misc]progress:  [ 25 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (* (/ d1 (- d2 (+ d3 d4))) (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (/ d1 (- d2 (+ d3 d4))) (- (* d2 d2) (* (- d4 d3) (- d4 d3))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (75 enodes)
* * [misc]simplify:  iters left: 3 (272 enodes)
* [exit]simplify:  Simplified to (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) (/ d1 (- (- d2 d4) d3)))
* [exit]simplify:  Simplified to (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) (/ d1 (- (- d2 d4) d3)))
* * * * [misc]progress:  [ 26 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ (* d1 (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d1 (+ d2 (- d4 d3)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (34 enodes)
* * [misc]simplify:  iters left: 3 (58 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (100 enodes)
* [exit]simplify:  Simplified to (* d1 (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* d1 (+ d4 (- d2 d3)))
* * * * [misc]progress:  [ 27 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (+ d2 (- d4 d3)) (/ d1 (- d2 (+ d3 d4)))) (- d2 (+ d3 d4))) (* d1 d1)))>
* * * * [misc]progress:  [ 28 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (pow (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) 1) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (107 enodes)
* * [misc]simplify:  iters left: 3 (442 enodes)
* [exit]simplify:  Simplified to (* (/ d1 1) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* (/ d1 1) (+ d4 (- d2 d3)))
* * * * [misc]progress:  [ 29 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (pow (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) 1) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (107 enodes)
* * [misc]simplify:  iters left: 3 (442 enodes)
* [exit]simplify:  Simplified to (* (/ d1 1) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* (/ d1 1) (+ d4 (- d2 d3)))
* * * * [misc]progress:  [ 30 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (pow (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) 1) (* d1 d1)))>
* * * * [misc]progress:  [ 31 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (exp (+ (+ (log (/ d1 (- d2 (+ d3 d4)))) (log (+ d2 (- d4 d3)))) (log (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ (+ (log (/ d1 (- d2 (+ d3 d4)))) (log (+ d2 (- d4 d3)))) (log (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (58 enodes)
* * [misc]simplify:  iters left: 3 (104 enodes)
* * [misc]simplify:  iters left: 2 (160 enodes)
* * [misc]simplify:  iters left: 1 (312 enodes)
* [exit]simplify:  Simplified to (+ (log d1) (log (- (+ d2 d4) d3)))
* [exit]simplify:  Simplified to (+ (log d1) (log (- (+ d2 d4) d3)))
* * * * [misc]progress:  [ 32 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (exp (+ (log (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (log (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (+ (log (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (log (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (83 enodes)
* * [misc]simplify:  iters left: 3 (177 enodes)
* * [misc]simplify:  iters left: 2 (319 enodes)
* [exit]simplify:  Simplified to (log (* d1 (- d2 (- d3 d4))))
* [exit]simplify:  Simplified to (log (* d1 (- d2 (- d3 d4))))
* * * * [misc]progress:  [ 33 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (exp (log (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (118 enodes)
* * [misc]simplify:  iters left: 3 (498 enodes)
* [exit]simplify:  Simplified to (log (* (/ d1 1) (+ d4 (- d2 d3))))
* [exit]simplify:  Simplified to (log (* (/ d1 1) (+ d4 (- d2 d3))))
* * * * [misc]progress:  [ 34 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (log (exp (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (120 enodes)
* [exit]simplify:  Simplified to (exp (/ (* d1 (+ d2 (- d4 d3))) (/ (- d2 (+ d4 d3)) (- d2 (+ d4 d3)))))
* [exit]simplify:  Simplified to (exp (/ (* d1 (+ d2 (- d4 d3))) (/ (- d2 (+ d4 d3)) (- d2 (+ d4 d3)))))
* * * * [misc]progress:  [ 35 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (cbrt (* (* (* (* (/ d1 (- d2 (+ d3 d4))) (/ d1 (- d2 (+ d3 d4)))) (/ d1 (- d2 (+ d3 d4)))) (* (* (+ d2 (- d4 d3)) (+ d2 (- d4 d3))) (+ d2 (- d4 d3)))) (* (* (- d2 (+ d3 d4)) (- d2 (+ d3 d4))) (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (* (* (/ d1 (- d2 (+ d3 d4))) (/ d1 (- d2 (+ d3 d4)))) (/ d1 (- d2 (+ d3 d4)))) (* (* (+ d2 (- d4 d3)) (+ d2 (- d4 d3))) (+ d2 (- d4 d3)))) (* (* (- d2 (+ d3 d4)) (- d2 (+ d3 d4))) (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (58 enodes)
* * [misc]simplify:  iters left: 4 (289 enodes)
* [exit]simplify:  Simplified to (* (* (pow (- (- d2 d3) d4) 3) (pow (+ d2 (- d4 d3)) 3)) (/ (/ (* (* d1 d1) d1) (- (- d2 d3) d4)) (* (- (- d2 d3) d4) (- (- d2 d3) d4))))
* [exit]simplify:  Simplified to (* (* (pow (- (- d2 d3) d4) 3) (pow (+ d2 (- d4 d3)) 3)) (/ (/ (* (* d1 d1) d1) (- (- d2 d3) d4)) (* (- (- d2 d3) d4) (- (- d2 d3) d4))))
* * * * [misc]progress:  [ 36 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (cbrt (* (* (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (* (* (- d2 (+ d3 d4)) (- d2 (+ d3 d4))) (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (* (* (- d2 (+ d3 d4)) (- d2 (+ d3 d4))) (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (47 enodes)
* * [misc]simplify:  iters left: 4 (227 enodes)
* [exit]simplify:  Simplified to (* (* (/ (* d1 (+ d2 (- d4 d3))) (- d2 (+ d4 d3))) (/ (* d1 (+ d2 (- d4 d3))) (- d2 (+ d4 d3)))) (* (* (- d2 (+ d4 d3)) (- d2 (+ d4 d3))) (/ (* d1 (- d2 (+ d4 d3))) (/ (- d2 (+ d4 d3)) (+ d2 (- d4 d3))))))
* [exit]simplify:  Simplified to (* (* (/ (* d1 (+ d2 (- d4 d3))) (- d2 (+ d4 d3))) (/ (* d1 (+ d2 (- d4 d3))) (- d2 (+ d4 d3)))) (* (* (- d2 (+ d4 d3)) (- d2 (+ d4 d3))) (/ (* d1 (- d2 (+ d4 d3))) (/ (- d2 (+ d4 d3)) (+ d2 (- d4 d3))))))
* * * * [misc]progress:  [ 37 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (cbrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))) (cbrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))) (cbrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))) (cbrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (35 enodes)
* * [misc]simplify:  iters left: 4 (109 enodes)
* * [misc]simplify:  iters left: 3 (458 enodes)
* [exit]simplify:  Simplified to (* (cbrt (* (/ d1 1) (+ d4 (- d2 d3)))) (cbrt (* (/ d1 1) (+ d4 (- d2 d3)))))
* [exit]simplify:  Simplified to (* (cbrt (* (/ d1 1) (+ d4 (- d2 d3)))) (cbrt (* (/ d1 1) (+ d4 (- d2 d3)))))
* [enter]simplify:  Simplifying (cbrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (108 enodes)
* * [misc]simplify:  iters left: 3 (444 enodes)
* [exit]simplify:  Simplified to (cbrt (* (/ d1 1) (+ d2 (- d4 d3))))
* [exit]simplify:  Simplified to (cbrt (* (/ d1 1) (+ d2 (- d4 d3))))
* * * * [misc]progress:  [ 38 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (cbrt (* (* (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))) (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))) (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (187 enodes)
* [exit]simplify:  Simplified to (pow (* (* (+ d2 (- d4 d3)) (- d2 (+ d4 d3))) (/ d1 (- d2 (+ d4 d3)))) 3)
* [exit]simplify:  Simplified to (pow (* (* (+ d2 (- d4 d3)) (- d2 (+ d4 d3))) (/ d1 (- d2 (+ d4 d3)))) 3)
* * * * [misc]progress:  [ 39 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (sqrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))) (sqrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (108 enodes)
* * [misc]simplify:  iters left: 3 (444 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ d1 1) (+ d2 (- d4 d3))))
* [exit]simplify:  Simplified to (sqrt (* (/ d1 1) (+ d2 (- d4 d3))))
* [enter]simplify:  Simplifying (sqrt (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (108 enodes)
* * [misc]simplify:  iters left: 3 (444 enodes)
* [exit]simplify:  Simplified to (sqrt (* (/ d1 1) (+ d2 (- d4 d3))))
* [exit]simplify:  Simplified to (sqrt (* (/ d1 1) (+ d2 (- d4 d3))))
* * * * [misc]progress:  [ 40 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* d1 (+ (pow d2 3) (pow (- d4 d3) 3))) (- (pow d2 3) (pow (+ d3 d4) 3))) (* (* (- d2 (+ d3 d4)) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3))))) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d1 (+ (pow d2 3) (pow (- d4 d3) 3))) (- (pow d2 3) (pow (+ d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (123 enodes)
* [exit]simplify:  Simplified to (* (- (pow d2 3) (pow (+ d4 d3) 3)) (+ (* (* d2 d2) (* d2 d1)) (* (* (- d4 d3) (- d4 d3)) (* d1 (- d4 d3)))))
* [exit]simplify:  Simplified to (* (- (pow d2 3) (pow (+ d4 d3) 3)) (+ (* (* d2 d2) (* d2 d1)) (* (* (- d4 d3) (- d4 d3)) (* d1 (- d4 d3)))))
* [enter]simplify:  Simplifying (* (* (- d2 (+ d3 d4)) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3))))) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (67 enodes)
* * [misc]simplify:  iters left: 4 (278 enodes)
* [exit]simplify:  Simplified to (* (* (- (* (- d4 d3) (- d4 d3)) (* d2 (- (- d4 d3) d2))) (- (- d2 d3) d4)) (+ (* d2 d2) (+ (* (+ d3 d4) d2) (* (+ d3 d4) (+ d3 d4)))))
* [exit]simplify:  Simplified to (* (* (- (* (- d4 d3) (- d4 d3)) (* d2 (- (- d4 d3) d2))) (- (- d2 d3) d4)) (+ (* d2 d2) (+ (* (+ d3 d4) d2) (* (+ d3 d4) (+ d3 d4)))))
* * * * [misc]progress:  [ 41 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* d1 (+ (pow d2 3) (pow (- d4 d3) 3))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4)))) (* (* (- d2 (+ d3 d4)) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3))))) (+ d2 (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d1 (+ (pow d2 3) (pow (- d4 d3) 3))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (151 enodes)
* [exit]simplify:  Simplified to (* (- (* d2 d2) (* (+ d4 d3) (+ d4 d3))) (+ (* (* d1 (- d4 d3)) (* (- d4 d3) (- d4 d3))) (* (* d2 d2) (* d2 d1))))
* [exit]simplify:  Simplified to (* (- (* d2 d2) (* (+ d4 d3) (+ d4 d3))) (+ (* (* d1 (- d4 d3)) (* (- d4 d3) (- d4 d3))) (* (* d2 d2) (* d2 d1))))
* [enter]simplify:  Simplifying (* (* (- d2 (+ d3 d4)) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3))))) (+ d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (204 enodes)
* [exit]simplify:  Simplified to (* (+ (* (- (- d4 d3) d2) (- d4 d3)) (* d2 d2)) (* (- (- d2 d3) d4) (+ (+ d2 d4) d3)))
* [exit]simplify:  Simplified to (* (+ (* (- (- d4 d3) d2) (- d4 d3)) (* d2 d2)) (* (- (- d2 d3) d4) (+ (+ d2 d4) d3)))
* * * * [misc]progress:  [ 42 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* d1 (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- (pow d2 3) (pow (+ d3 d4) 3))) (* (* (- d2 (+ d3 d4)) (- d2 (- d4 d3))) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d1 (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- (pow d2 3) (pow (+ d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (107 enodes)
* [exit]simplify:  Simplified to (* (- (pow d2 3) (pow (+ d4 d3) 3)) (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) d1))
* [exit]simplify:  Simplified to (* (- (pow d2 3) (pow (+ d4 d3) 3)) (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) d1))
* [enter]simplify:  Simplifying (* (* (- d2 (+ d3 d4)) (- d2 (- d4 d3))) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (54 enodes)
* * [misc]simplify:  iters left: 4 (192 enodes)
* [exit]simplify:  Simplified to (* (+ (* (+ d2 (+ d3 d4)) (+ d3 d4)) (* d2 d2)) (* (- (- d2 d4) d3) (+ (- d2 d4) d3)))
* [exit]simplify:  Simplified to (* (+ (* (+ d2 (+ d3 d4)) (+ d3 d4)) (* d2 d2)) (* (- (- d2 d4) d3) (+ (- d2 d4) d3)))
* * * * [misc]progress:  [ 43 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* d1 (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4)))) (* (* (- d2 (+ d3 d4)) (- d2 (- d4 d3))) (+ d2 (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d1 (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (129 enodes)
* [exit]simplify:  Simplified to (* (* d1 (- (* d2 d2) (* (+ d4 d3) (+ d4 d3)))) (- (* d2 d2) (* (- d4 d3) (- d4 d3))))
* [exit]simplify:  Simplified to (* (* d1 (- (* d2 d2) (* (+ d4 d3) (+ d4 d3)))) (- (* d2 d2) (* (- d4 d3) (- d4 d3))))
* [enter]simplify:  Simplifying (* (* (- d2 (+ d3 d4)) (- d2 (- d4 d3))) (+ d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (113 enodes)
* [exit]simplify:  Simplified to (* (+ (+ d2 d4) d3) (* (- (- d2 d4) d3) (+ (- d2 d4) d3)))
* [exit]simplify:  Simplified to (* (+ (+ d2 d4) d3) (* (- (- d2 d4) d3) (+ (- d2 d4) d3)))
* * * * [misc]progress:  [ 44 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* (/ d1 (- d2 (+ d3 d4))) (+ (pow d2 3) (pow (- d4 d3) 3))) (- (pow d2 3) (pow (+ d3 d4) 3))) (* (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3)))) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ (pow d2 3) (pow (- d4 d3) 3))) (- (pow d2 3) (pow (+ d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (16 enodes)
* * [misc]simplify:  iters left: 5 (47 enodes)
* * [misc]simplify:  iters left: 4 (159 enodes)
* [exit]simplify:  Simplified to (/ (+ (* (* d1 (- d4 d3)) (* (- d4 d3) (- d4 d3))) (* (* d2 d2) (* d2 d1))) (/ (- (- d2 d3) d4) (- (pow d2 3) (pow (+ d4 d3) 3))))
* [exit]simplify:  Simplified to (/ (+ (* (* d1 (- d4 d3)) (* (- d4 d3) (- d4 d3))) (* (* d2 d2) (* d2 d1))) (/ (- (- d2 d3) d4) (- (pow d2 3) (pow (+ d4 d3) 3))))
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3)))) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (179 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ (+ d2 d4) d3)) (* (+ d3 d4) (+ d3 d4))) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3)))))
* [exit]simplify:  Simplified to (* (+ (* d2 (+ (+ d2 d4) d3)) (* (+ d3 d4) (+ d3 d4))) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3)))))
* * * * [misc]progress:  [ 45 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* (/ d1 (- d2 (+ d3 d4))) (+ (pow d2 3) (pow (- d4 d3) 3))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4)))) (* (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3)))) (+ d2 (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ (pow d2 3) (pow (- d4 d3) 3))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (52 enodes)
* * [misc]simplify:  iters left: 4 (187 enodes)
* [exit]simplify:  Simplified to (/ (+ (* (* d1 d2) (* d2 d2)) (* (* (- d4 d3) (- d4 d3)) (* (- d4 d3) d1))) (/ (- (- d2 d3) d4) (- (* d2 d2) (* (+ d4 d3) (+ d4 d3)))))
* [exit]simplify:  Simplified to (/ (+ (* (* d1 d2) (* d2 d2)) (* (* (- d4 d3) (- d4 d3)) (* (- d4 d3) d1))) (/ (- (- d2 d3) d4) (- (* d2 d2) (* (+ d4 d3) (+ d4 d3)))))
* [enter]simplify:  Simplifying (* (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3)))) (+ d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (108 enodes)
* * [misc]simplify:  iters left: 3 (449 enodes)
* [exit]simplify:  Simplified to (* (+ (+ d2 d4) d3) (+ (* (- d4 d3) (- d4 d3)) (* d2 (+ d2 (- d3 d4)))))
* [exit]simplify:  Simplified to (* (+ (+ d2 d4) d3) (+ (* (- d4 d3) (- d4 d3)) (* d2 (+ d2 (- d3 d4)))))
* * * * [misc]progress:  [ 46 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* (/ d1 (- d2 (+ d3 d4))) (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- (pow d2 3) (pow (+ d3 d4) 3))) (* (- d2 (- d4 d3)) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- (pow d2 3) (pow (+ d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (17 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (138 enodes)
* [exit]simplify:  Simplified to (* (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) (/ d1 (- d2 (+ d4 d3)))) (- (pow d2 3) (pow (+ d4 d3) 3)))
* [exit]simplify:  Simplified to (* (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) (/ d1 (- d2 (+ d4 d3)))) (- (pow d2 3) (pow (+ d4 d3) 3)))
* [enter]simplify:  Simplifying (* (- d2 (- d4 d3)) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (164 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ (+ d4 d3) d2)) (* (+ d4 d3) (+ d4 d3))) (+ d3 (- d2 d4)))
* [exit]simplify:  Simplified to (* (+ (* d2 (+ (+ d4 d3) d2)) (* (+ d4 d3) (+ d4 d3))) (+ d3 (- d2 d4)))
* * * * [misc]progress:  [ 47 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* (/ d1 (- d2 (+ d3 d4))) (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4)))) (* (- d2 (- d4 d3)) (+ d2 (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (43 enodes)
* * [misc]simplify:  iters left: 4 (161 enodes)
* [exit]simplify:  Simplified to (* (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) (/ d1 (- (- d2 d4) d3))) (- (* d2 d2) (* (+ d4 d3) (+ d4 d3))))
* [exit]simplify:  Simplified to (* (* (- (* d2 d2) (* (- d4 d3) (- d4 d3))) (/ d1 (- (- d2 d4) d3))) (- (* d2 d2) (* (+ d4 d3) (+ d4 d3))))
* [enter]simplify:  Simplifying (* (- d2 (- d4 d3)) (+ d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (88 enodes)
* * [misc]simplify:  iters left: 3 (331 enodes)
* [exit]simplify:  Simplified to (* (- (+ d2 d3) d4) (+ d2 (+ d4 d3)))
* [exit]simplify:  Simplified to (* (- (+ d2 d3) d4) (+ d2 (+ d4 d3)))
* * * * [misc]progress:  [ 48 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* d1 (+ d2 (- d4 d3))) (- (pow d2 3) (pow (+ d3 d4) 3))) (* (- d2 (+ d3 d4)) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d1 (+ d2 (- d4 d3))) (- (pow d2 3) (pow (+ d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (105 enodes)
* * [misc]simplify:  iters left: 3 (453 enodes)
* [exit]simplify:  Simplified to (* (- (pow d2 3) (pow (+ d3 d4) 3)) (* (+ d2 (- d4 d3)) d1))
* [exit]simplify:  Simplified to (* (- (pow d2 3) (pow (+ d3 d4) 3)) (* (+ d2 (- d4 d3)) d1))
* [enter]simplify:  Simplifying (* (- d2 (+ d3 d4)) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (143 enodes)
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d3 (+ d2 d4))) (* (+ d3 d4) (+ d3 d4))) (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (* (+ (* d2 (+ d3 (+ d2 d4))) (* (+ d3 d4) (+ d3 d4))) (- (- d2 d3) d4))
* * * * [misc]progress:  [ 49 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* d1 (+ d2 (- d4 d3))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4)))) (* (- d2 (+ d3 d4)) (+ d2 (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d1 (+ d2 (- d4 d3))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (39 enodes)
* * [misc]simplify:  iters left: 4 (128 enodes)
* [exit]simplify:  Simplified to (* (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 (- d4 d3)) d1))
* [exit]simplify:  Simplified to (* (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))) (* (+ d2 (- d4 d3)) d1))
* [enter]simplify:  Simplifying (* (- d2 (+ d3 d4)) (+ d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (67 enodes)
* * [misc]simplify:  iters left: 3 (216 enodes)
* [exit]simplify:  Simplified to (* (+ d2 (+ d3 d4)) (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (* (+ d2 (+ d3 d4)) (- (- d2 d3) d4))
* * * * [misc]progress:  [ 50 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* 1 (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))) (* d1 d1)))>
* * * * [misc]progress:  [ 51 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) d2) (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) d2)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (93 enodes)
* * [misc]simplify:  iters left: 3 (265 enodes)
* [exit]simplify:  Simplified to (* (/ (* d2 d1) (- d2 (+ d4 d3))) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* (/ (* d2 d1) (- d2 (+ d4 d3))) (+ d4 (- d2 d3)))
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (130 enodes)
* [exit]simplify:  Simplified to (* (- (+ d2 (- d4 d3))) (/ (* d1 (+ d4 d3)) (- d2 (+ d4 d3))))
* [exit]simplify:  Simplified to (* (- (+ d2 (- d4 d3))) (/ (* d1 (+ d4 d3)) (- d2 (+ d4 d3))))
* * * * [misc]progress:  [ 52 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) d2) (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) d2)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (93 enodes)
* * [misc]simplify:  iters left: 3 (265 enodes)
* [exit]simplify:  Simplified to (* (/ (* d2 d1) (- d2 (+ d4 d3))) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* (/ (* d2 d1) (- d2 (+ d4 d3))) (+ d4 (- d2 d3)))
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (130 enodes)
* [exit]simplify:  Simplified to (* (- (+ d2 (- d4 d3))) (/ (* d1 (+ d4 d3)) (- d2 (+ d4 d3))))
* [exit]simplify:  Simplified to (* (- (+ d2 (- d4 d3))) (/ (* d1 (+ d4 d3)) (- d2 (+ d4 d3))))
* * * * [misc]progress:  [ 53 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* d2 (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (* (- (+ d3 d4)) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d2 (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (97 enodes)
* * [misc]simplify:  iters left: 3 (277 enodes)
* [exit]simplify:  Simplified to (* (/ (* d1 d2) (- d2 (+ d4 d3))) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* (/ (* d1 d2) (- d2 (+ d4 d3))) (+ d4 (- d2 d3)))
* [enter]simplify:  Simplifying (* (- (+ d3 d4)) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (136 enodes)
* [exit]simplify:  Simplified to (/ (* (+ d2 (- d4 d3)) d1) (/ (- (- d2 d3) d4) (- (- d4) d3)))
* [exit]simplify:  Simplified to (/ (* (+ d2 (- d4 d3)) d1) (/ (- (- d2 d3) d4) (- (- d4) d3)))
* * * * [misc]progress:  [ 54 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (+ (* d2 (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (* (- (+ d3 d4)) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* d2 (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (97 enodes)
* * [misc]simplify:  iters left: 3 (277 enodes)
* [exit]simplify:  Simplified to (* (/ (* d1 d2) (- d2 (+ d4 d3))) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* (/ (* d1 d2) (- d2 (+ d4 d3))) (+ d4 (- d2 d3)))
* [enter]simplify:  Simplifying (* (- (+ d3 d4)) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (136 enodes)
* [exit]simplify:  Simplified to (/ (* (+ d2 (- d4 d3)) d1) (/ (- (- d2 d3) d4) (- (- d4) d3)))
* [exit]simplify:  Simplified to (/ (* (+ d2 (- d4 d3)) d1) (/ (- (- d2 d3) d4) (- (- d4) d3)))
* * * * [misc]progress:  [ 55 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (* (cbrt (- d2 (+ d3 d4))) (cbrt (- d2 (+ d3 d4))))) (cbrt (- d2 (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (* (cbrt (- d2 (+ d3 d4))) (cbrt (- d2 (+ d3 d4)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (108 enodes)
* * [misc]simplify:  iters left: 3 (332 enodes)
* [exit]simplify:  Simplified to (* (* (cbrt (- d2 (+ d4 d3))) (cbrt (- d2 (+ d4 d3)))) (* (/ d1 (- d2 (+ d4 d3))) (+ d4 (- d2 d3))))
* [exit]simplify:  Simplified to (* (* (cbrt (- d2 (+ d4 d3))) (cbrt (- d2 (+ d4 d3)))) (* (/ d1 (- d2 (+ d4 d3))) (+ d4 (- d2 d3))))
* * * * [misc]progress:  [ 56 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (sqrt (- d2 (+ d3 d4)))) (sqrt (- d2 (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (sqrt (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (34 enodes)
* * [misc]simplify:  iters left: 4 (96 enodes)
* * [misc]simplify:  iters left: 3 (277 enodes)
* [exit]simplify:  Simplified to (* (sqrt (- (- d2 d4) d3)) (/ (+ d2 (- d4 d3)) (/ (- (- d2 d4) d3) d1)))
* [exit]simplify:  Simplified to (* (sqrt (- (- d2 d4) d3)) (/ (+ d2 (- d4 d3)) (/ (- (- d2 d4) d3) d1)))
* * * * [misc]progress:  [ 57 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) 1) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) 1)
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (36 enodes)
* * [misc]simplify:  iters left: 4 (98 enodes)
* * [misc]simplify:  iters left: 3 (253 enodes)
* [exit]simplify:  Simplified to (* (+ d2 (- d4 d3)) (/ d1 (- d2 (+ d4 d3))))
* [exit]simplify:  Simplified to (* (+ d2 (- d4 d3)) (/ d1 (- d2 (+ d4 d3))))
* * * * [misc]progress:  [ 58 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (/ d1 (- d2 (+ d3 d4))) (* (+ d2 (- d4 d3)) (- d2 (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (+ d2 (- d4 d3)) (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (135 enodes)
* [exit]simplify:  Simplified to (* (- d2 (- d3 d4)) (- d2 (+ d4 d3)))
* [exit]simplify:  Simplified to (* (- d2 (- d3 d4)) (- d2 (+ d4 d3)))
* * * * [misc]progress:  [ 59 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- (pow d2 3) (pow (+ d3 d4) 3))) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- (pow d2 3) (pow (+ d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (45 enodes)
* * [misc]simplify:  iters left: 4 (141 enodes)
* [exit]simplify:  Simplified to (/ (* (- (pow d2 3) (pow (+ d4 d3) 3)) (* d1 (+ d2 (- d4 d3)))) (- d2 (+ d4 d3)))
* [exit]simplify:  Simplified to (/ (* (- (pow d2 3) (pow (+ d4 d3) 3)) (* d1 (+ d2 (- d4 d3)))) (- d2 (+ d4 d3)))
* * * * [misc]progress:  [ 60 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4)))) (+ d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (46 enodes)
* * [misc]simplify:  iters left: 4 (164 enodes)
* [exit]simplify:  Simplified to (* (* (+ d2 (+ d4 d3)) (+ d2 (- d4 d3))) (* (- d2 (+ d4 d3)) (/ d1 (- d2 (+ d4 d3)))))
* [exit]simplify:  Simplified to (* (* (+ d2 (+ d4 d3)) (+ d2 (- d4 d3))) (* (- d2 (+ d4 d3)) (/ d1 (- d2 (+ d4 d3)))))
* * * * [misc]progress:  [ 61 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* d1 (+ (pow d2 3) (pow (- d4 d3) 3))) (- d2 (+ d3 d4))) (* (- d2 (+ d3 d4)) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3)))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d1 (+ (pow d2 3) (pow (- d4 d3) 3))) (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (105 enodes)
* * [misc]simplify:  iters left: 3 (407 enodes)
* [exit]simplify:  Simplified to (* (* d1 (- d2 (+ d4 d3))) (+ (pow d2 3) (pow (- d4 d3) 3)))
* [exit]simplify:  Simplified to (* (* d1 (- d2 (+ d4 d3))) (+ (pow d2 3) (pow (- d4 d3) 3)))
* * * * [misc]progress:  [ 62 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* d1 (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- d2 (+ d3 d4))) (* (- d2 (+ d3 d4)) (- d2 (- d4 d3)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d1 (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (28 enodes)
* * [misc]simplify:  iters left: 4 (84 enodes)
* * [misc]simplify:  iters left: 3 (374 enodes)
* [exit]simplify:  Simplified to (* (* d1 (- (- d2 d4) d3)) (- (* d2 d2) (* (- d4 d3) (- d4 d3))))
* [exit]simplify:  Simplified to (* (* d1 (- (- d2 d4) d3)) (- (* d2 d2) (* (- d4 d3) (- d4 d3))))
* * * * [misc]progress:  [ 63 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* (/ d1 (- d2 (+ d3 d4))) (+ (pow d2 3) (pow (- d4 d3) 3))) (- d2 (+ d3 d4))) (+ (* d2 d2) (- (* (- d4 d3) (- d4 d3)) (* d2 (- d4 d3))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (+ (pow d2 3) (pow (- d4 d3) 3))) (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (40 enodes)
* * [misc]simplify:  iters left: 4 (130 enodes)
* [exit]simplify:  Simplified to (/ (+ (* (* d1 (- d4 d3)) (* (- d4 d3) (- d4 d3))) (* (* d1 d2) (* d2 d2))) (/ (- d2 (+ d4 d3)) (- d2 (+ d4 d3))))
* [exit]simplify:  Simplified to (/ (+ (* (* d1 (- d4 d3)) (* (- d4 d3) (- d4 d3))) (* (* d1 d2) (* d2 d2))) (/ (- d2 (+ d4 d3)) (- d2 (+ d4 d3))))
* * * * [misc]progress:  [ 64 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* (/ d1 (- d2 (+ d3 d4))) (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- d2 (+ d3 d4))) (- d2 (- d4 d3))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (- (* d2 d2) (* (- d4 d3) (- d4 d3)))) (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (31 enodes)
* * [misc]simplify:  iters left: 4 (105 enodes)
* [exit]simplify:  Simplified to (/ (* (- (- d2 d4) d3) d1) (/ (/ (- (- d2 d4) d3) (- d4 (- d3 d2))) (+ (- d2 d4) d3)))
* [exit]simplify:  Simplified to (/ (* (- (- d2 d4) d3) d1) (/ (/ (- (- d2 d4) d3) (- d4 (- d3 d2))) (+ (- d2 d4) d3)))
* * * * [misc]progress:  [ 65 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (/ (* (* d1 (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* d1 (+ d2 (- d4 d3))) (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (30 enodes)
* * [misc]simplify:  iters left: 4 (82 enodes)
* * [misc]simplify:  iters left: 3 (307 enodes)
* [exit]simplify:  Simplified to (* (* d1 (- (- d2 d4) d3)) (+ d4 (- d2 d3)))
* [exit]simplify:  Simplified to (* (* d1 (- (- d2 d4) d3)) (+ d4 (- d2 d3)))
* * * * [misc]progress:  [ 66 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (- d2 (+ d3 d4)) (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3)))) (* d1 d1)))>
* * * * [misc]progress:  [ 67 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (pow (/ d1 (- d2 (+ d3 d4))) 1) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* * * * [misc]progress:  [ 68 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (exp (log (/ d1 (- d2 (+ d3 d4))))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (/ d1 (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (48 enodes)
* * [misc]simplify:  iters left: 1 (63 enodes)
* [exit]simplify:  Simplified to (log (/ d1 (- (- d2 d3) d4)))
* [exit]simplify:  Simplified to (log (/ d1 (- (- d2 d3) d4)))
* * * * [misc]progress:  [ 69 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (log (exp (/ d1 (- d2 (+ d3 d4))))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (/ d1 (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (exp (/ d1 (- (- d2 d3) d4)))
* [exit]simplify:  Simplified to (exp (/ d1 (- (- d2 d3) d4)))
* * * * [misc]progress:  [ 70 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (* (cbrt (/ d1 (- d2 (+ d3 d4)))) (cbrt (/ d1 (- d2 (+ d3 d4))))) (cbrt (/ d1 (- d2 (+ d3 d4))))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (/ d1 (- d2 (+ d3 d4)))) (cbrt (/ d1 (- d2 (+ d3 d4)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (43 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ d1 (- d2 (+ d4 d3)))) (cbrt (/ d1 (- d2 (+ d4 d3)))))
* [exit]simplify:  Simplified to (* (cbrt (/ d1 (- d2 (+ d4 d3)))) (cbrt (/ d1 (- d2 (+ d4 d3)))))
* [enter]simplify:  Simplifying (cbrt (/ d1 (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (cbrt (/ d1 (- (- d2 d3) d4)))
* [exit]simplify:  Simplified to (cbrt (/ d1 (- (- d2 d3) d4)))
* * * * [misc]progress:  [ 71 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (cbrt (* (* (/ d1 (- d2 (+ d3 d4))) (/ d1 (- d2 (+ d3 d4)))) (/ d1 (- d2 (+ d3 d4))))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (/ d1 (- d2 (+ d3 d4))) (/ d1 (- d2 (+ d3 d4)))) (/ d1 (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (47 enodes)
* * [misc]simplify:  iters left: 3 (100 enodes)
* * [misc]simplify:  iters left: 2 (230 enodes)
* [exit]simplify:  Simplified to (pow (/ d1 (- d2 (+ d4 d3))) 3)
* [exit]simplify:  Simplified to (pow (/ d1 (- d2 (+ d4 d3))) 3)
* * * * [misc]progress:  [ 72 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (sqrt (/ d1 (- d2 (+ d3 d4)))) (sqrt (/ d1 (- d2 (+ d3 d4))))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (/ d1 (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (sqrt (/ d1 (- (- d2 d3) d4)))
* [exit]simplify:  Simplified to (sqrt (/ d1 (- (- d2 d3) d4)))
* [enter]simplify:  Simplifying (sqrt (/ d1 (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (sqrt (/ d1 (- (- d2 d3) d4)))
* [exit]simplify:  Simplified to (sqrt (/ d1 (- (- d2 d3) d4)))
* * * * [misc]progress:  [ 73 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ (- d1) (- (- d2 (+ d3 d4)))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- d1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* [exit]simplify:  Simplified to (- d1)
* [exit]simplify:  Simplified to (- d1)
* [enter]simplify:  Simplifying (- (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (63 enodes)
* * [misc]simplify:  iters left: 1 (93 enodes)
* [exit]simplify:  Simplified to (+ (- d4 d2) d3)
* [exit]simplify:  Simplified to (+ (- d4 d2) d3)
* * * * [misc]progress:  [ 74 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* 1 (/ d1 (- d2 (+ d3 d4)))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* * * * [misc]progress:  [ 75 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* d1 (/ 1 (- d2 (+ d3 d4)))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ 1 (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (43 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (/ 1 (- d2 (+ d4 d3)))
* [exit]simplify:  Simplified to (/ 1 (- d2 (+ d4 d3)))
* * * * [misc]progress:  [ 76 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ 1 (/ (- d2 (+ d3 d4)) d1)) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ (- d2 (+ d3 d4)) d1)
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (64 enodes)
* * [misc]simplify:  iters left: 1 (105 enodes)
* [exit]simplify:  Simplified to (/ (- d2 (+ d3 d4)) d1)
* [exit]simplify:  Simplified to (/ (- d2 (+ d3 d4)) d1)
* * * * [misc]progress:  [ 77 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ (/ d1 (* (cbrt (- d2 (+ d3 d4))) (cbrt (- d2 (+ d3 d4))))) (cbrt (- d2 (+ d3 d4)))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ d1 (* (cbrt (- d2 (+ d3 d4))) (cbrt (- d2 (+ d3 d4)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to (/ d1 (* (cbrt (- (- d2 d4) d3)) (cbrt (- (- d2 d4) d3))))
* [exit]simplify:  Simplified to (/ d1 (* (cbrt (- (- d2 d4) d3)) (cbrt (- (- d2 d4) d3))))
* * * * [misc]progress:  [ 78 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ (/ d1 (sqrt (- d2 (+ d3 d4)))) (sqrt (- d2 (+ d3 d4)))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ d1 (sqrt (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (/ d1 (sqrt (- (- d2 d3) d4)))
* [exit]simplify:  Simplified to (/ d1 (sqrt (- (- d2 d3) d4)))
* * * * [misc]progress:  [ 79 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ (/ d1 1) (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ d1 1)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to d1
* [exit]simplify:  Simplified to d1
* * * * [misc]progress:  [ 80 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (/ d1 (- (pow d2 3) (pow (+ d3 d4) 3))) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4))))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ d1 (- (pow d2 3) (pow (+ d3 d4) 3)))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (42 enodes)
* * [misc]simplify:  iters left: 3 (150 enodes)
* * [misc]simplify:  iters left: 2 (446 enodes)
* [exit]simplify:  Simplified to (/ d1 (- (pow d2 3) (pow (+ d3 d4) 3)))
* [exit]simplify:  Simplified to (/ d1 (- (pow d2 3) (pow (+ d3 d4) 3)))
* * * * [misc]progress:  [ 81 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (* (/ d1 (- (* d2 d2) (* (+ d3 d4) (+ d3 d4)))) (+ d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (/ d1 (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (62 enodes)
* * [misc]simplify:  iters left: 3 (169 enodes)
* * [misc]simplify:  iters left: 2 (412 enodes)
* [exit]simplify:  Simplified to (/ d1 (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))))
* [exit]simplify:  Simplified to (/ d1 (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))))
* * * * [misc]progress:  [ 82 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (pow (- d2 (+ d3 d4)) 1)) (* d1 d1)))>
* * * * [misc]progress:  [ 83 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (exp (log (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (log (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (log (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (log (- (- d2 d3) d4))
* * * * [misc]progress:  [ 84 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (log (exp (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (exp (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (54 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (exp (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (exp (- (- d2 d3) d4))
* * * * [misc]progress:  [ 85 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (* (* (cbrt (- d2 (+ d3 d4))) (cbrt (- d2 (+ d3 d4)))) (cbrt (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (cbrt (- d2 (+ d3 d4))) (cbrt (- d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (* (cbrt (- (- d2 d4) d3)) (cbrt (- (- d2 d4) d3)))
* [exit]simplify:  Simplified to (* (cbrt (- (- d2 d4) d3)) (cbrt (- (- d2 d4) d3)))
* [enter]simplify:  Simplifying (cbrt (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (cbrt (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (cbrt (- (- d2 d3) d4))
* * * * [misc]progress:  [ 86 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (cbrt (* (* (- d2 (+ d3 d4)) (- d2 (+ d3 d4))) (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (* (* (- d2 (+ d3 d4)) (- d2 (+ d3 d4))) (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (117 enodes)
* [exit]simplify:  Simplified to (pow (- (- d2 d4) d3) 3)
* [exit]simplify:  Simplified to (pow (- (- d2 d4) d3) 3)
* * * * [misc]progress:  [ 87 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (* (sqrt (- d2 (+ d3 d4))) (sqrt (- d2 (+ d3 d4))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (sqrt (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (sqrt (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (sqrt (- (- d2 d3) d4))
* [enter]simplify:  Simplifying (sqrt (- d2 (+ d3 d4)))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (40 enodes)
* [exit]simplify:  Simplified to (sqrt (- (- d2 d3) d4))
* [exit]simplify:  Simplified to (sqrt (- (- d2 d3) d4))
* * * * [misc]progress:  [ 88 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (/ (- (pow d2 3) (pow (+ d3 d4) 3)) (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4)))))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (pow d2 3) (pow (+ d3 d4) 3))
* * [misc]simplify:  iters left: 5 (8 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* * [misc]simplify:  iters left: 3 (40 enodes)
* * [misc]simplify:  iters left: 2 (148 enodes)
* * [misc]simplify:  iters left: 1 (442 enodes)
* [exit]simplify:  Simplified to (- (pow d2 3) (pow (+ d3 d4) 3))
* [exit]simplify:  Simplified to (- (pow d2 3) (pow (+ d3 d4) 3))
* [enter]simplify:  Simplifying (+ (* d2 d2) (+ (* (+ d3 d4) (+ d3 d4)) (* d2 (+ d3 d4))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (29 enodes)
* * [misc]simplify:  iters left: 4 (82 enodes)
* * [misc]simplify:  iters left: 3 (241 enodes)
* [exit]simplify:  Simplified to (+ (* d2 d2) (* (+ d4 d3) (+ (+ d4 d3) d2)))
* [exit]simplify:  Simplified to (+ (* d2 d2) (* (+ d4 d3) (+ (+ d4 d3) d2)))
* * * * [misc]progress:  [ 89 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (+ d2 (- (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (+ d3 d4))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (11 enodes)
* [exit]simplify:  Simplified to (- (- d4) d3)
* [exit]simplify:  Simplified to (- (- d4) d3)
* * * * [misc]progress:  [ 90 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (* 1 (- d2 (+ d3 d4)))) (* d1 d1)))>
* * * * [misc]progress:  [ 91 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (/ (- (* d2 d2) (* (+ d3 d4) (+ d3 d4))) (+ d2 (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* d2 d2) (* (+ d3 d4) (+ d3 d4)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (58 enodes)
* * [misc]simplify:  iters left: 3 (165 enodes)
* * [misc]simplify:  iters left: 2 (408 enodes)
* [exit]simplify:  Simplified to (* (- d2 (+ d4 d3)) (+ (+ d4 d3) d2))
* [exit]simplify:  Simplified to (* (- d2 (+ d4 d3)) (+ (+ d4 d3) d2))
* [enter]simplify:  Simplifying (+ d2 (+ d3 d4))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (9 enodes)
* * [misc]simplify:  iters left: 2 (15 enodes)
* * [misc]simplify:  iters left: 1 (16 enodes)
* [exit]simplify:  Simplified to (+ (+ d2 d4) d3)
* [exit]simplify:  Simplified to (+ (+ d2 d4) d3)
* * * * [misc]progress:  [ 92 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- (- d2 d3) d4)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- d2 d3)
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (5 enodes)
* [exit]simplify:  Simplified to (- d2 d3)
* [exit]simplify:  Simplified to (- d2 d3)
* * * * [misc]progress:  [ 93 / 105 ] simplifiying candidate #<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (+ d2 (- (+ d3 d4)))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (+ d3 d4))
* * [misc]simplify:  iters left: 4 (4 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (11 enodes)
* [exit]simplify:  Simplified to (- (- d4) d3)
* [exit]simplify:  Simplified to (- (- d4) d3)
* * * * [misc]progress:  [ 94 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* (* -1 d1) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* -1 d1) (- d2 (+ d3 d4))) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (54 enodes)
* * [misc]simplify:  iters left: 3 (157 enodes)
* * [misc]simplify:  iters left: 2 (444 enodes)
* [exit]simplify:  Simplified to (* d1 (+ (- d4 d2) (- d3 d1)))
* * * * [misc]progress:  [ 95 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* d1 (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* d1 (- d2 (+ d3 d4))) (* d1 d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (112 enodes)
* * [misc]simplify:  iters left: 2 (309 enodes)
* [exit]simplify:  Simplified to (* (- (- d2 d4) (+ d3 d1)) d1)
* * * * [misc]progress:  [ 96 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* d1 (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* d1 (- d2 (+ d3 d4))) (* d1 d1))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (112 enodes)
* * [misc]simplify:  iters left: 2 (309 enodes)
* [exit]simplify:  Simplified to (* (- (- d2 d4) (+ d3 d1)) d1)
* * * * [misc]progress:  [ 97 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (162 enodes)
* * [misc]simplify:  iters left: 2 (349 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) (- d1 d2)))
* * * * [misc]progress:  [ 98 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (162 enodes)
* * [misc]simplify:  iters left: 2 (349 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) (- d1 d2)))
* * * * [misc]progress:  [ 99 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (- (+ (* d1 d2) (* d1 d4)) (* d1 d3)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (66 enodes)
* * [misc]simplify:  iters left: 3 (162 enodes)
* * [misc]simplify:  iters left: 2 (349 enodes)
* [exit]simplify:  Simplified to (* d1 (- (- d4 d3) (- d1 d2)))
* * * * [misc]progress:  [ 100 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* (* 0 (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* 0 (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (59 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (107 enodes)
* [exit]simplify:  Simplified to (- (* d1 d1))
* * * * [misc]progress:  [ 101 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* (* 0 (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* 0 (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (59 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (107 enodes)
* [exit]simplify:  Simplified to (- (* d1 d1))
* * * * [misc]progress:  [ 102 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* (* 0 (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* 0 (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (45 enodes)
* * [misc]simplify:  iters left: 3 (59 enodes)
* * [misc]simplify:  iters left: 2 (81 enodes)
* * [misc]simplify:  iters left: 1 (107 enodes)
* [exit]simplify:  Simplified to (- (* d1 d1))
* * * * [misc]progress:  [ 103 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (37 enodes)
* * [misc]simplify:  iters left: 4 (115 enodes)
* * [misc]simplify:  iters left: 3 (487 enodes)
* [exit]simplify:  Simplified to (- (* (/ d1 1) (+ d2 (- d4 d3))) (* d1 d1))
* * * * [misc]progress:  [ 104 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d4 d3))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d4 d3))) (* d1 d1))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (123 enodes)
* * [misc]simplify:  iters left: 3 (495 enodes)
* [exit]simplify:  Simplified to (- (* (/ d1 1) (+ d4 (- d2 d3))) (* d1 d1))
* * * * [misc]progress:  [ 105 / 105 ] simplifiying candidate #<alt-event (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d4 d3))) (* d1 d1)))>
* [enter]simplify:  Simplifying (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d4 d3))) (* d1 d1))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (42 enodes)
* * [misc]simplify:  iters left: 4 (123 enodes)
* * [misc]simplify:  iters left: 3 (495 enodes)
* [exit]simplify:  Simplified to (- (* (/ d1 1) (+ d4 (- d2 d3))) (* d1 d1))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime-changes:  Finding splitpoints for: (#<alt-delta (λ (d1 d2 d3 d4) (- (* (* (/ d1 (- d2 (+ d3 d4))) (+ d2 (- d4 d3))) (- d2 (+ d3 d4))) (* d1 d1)))> #<alt-delta (λ (d1 d2 d3 d4) (- (/ (- (* (* (- d2 d3) d1) (* (- d2 d3) d1)) (* (* d4 d1) (* d4 d1))) (* (- (- d2 d3) d4) d1)) (* d1 d1)))> #<alt-event (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))> #<alt-delta (λ (d1 d2 d3 d4) (* (+ (- d4 d3) (- d2 d1)) d1))>)
* [misc]regimes:  Found splitpoints: (#s(sp 0 (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)) +nan.0)) , with alts (#<alt-event (λ (d1 d2 d3 d4) (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1)))>)
* [enter]simplify:  Simplifying (- (+ (- (* d1 d2) (* d1 d3)) (* d4 d1)) (* d1 d1))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* [exit]simplify:  Simplified to (- (+ (- (* d2 d1) (* d3 d1)) (* d1 d4)) (* d1 d1))
* * * * [misc]points:  Sampling 8000 additional inputs, on iter 0 have 0 / 8000
* * * * [misc]points:  Computing exacts on every 500 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 250 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 125 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 62 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 31 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 15 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 7 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 3 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 8000 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 2656 additional inputs, on iter 1 have 5344 / 8000
* * * * [misc]points:  Computing exacts on every 166 of 2656 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 83 of 2656 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 41 of 2656 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 20 of 2656 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 10 of 2656 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 5 of 2656 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 2 of 2656 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 2656 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 882 additional inputs, on iter 2 have 7118 / 8000
* * * * [misc]points:  Computing exacts on every 55 of 882 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 27 of 882 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 13 of 882 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 6 of 882 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 3 of 882 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts for 882 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 331 additional inputs, on iter 3 have 7669 / 8000
* * * * [misc]points:  Computing exacts on every 20 of 331 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 10 of 331 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 5 of 331 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 2 of 331 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts for 331 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 118 additional inputs, on iter 4 have 7882 / 8000
* * * * [misc]points:  Computing exacts on every 7 of 118 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts on every 3 of 118 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts for 118 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 46 additional inputs, on iter 5 have 7954 / 8000
* * * * [misc]points:  Computing exacts on every 2 of 46 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Computing exacts for 46 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 13 additional inputs, on iter 6 have 7987 / 8000
* * * * [misc]points:  Computing exacts for 13 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 7 additional inputs, on iter 7 have 7993 / 8000
* * * * [misc]points:  Computing exacts for 7 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 4 additional inputs, on iter 8 have 7997 / 8000
* * * * [misc]points:  Computing exacts for 4 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [misc]points:  Sampling 4 additional inputs, on iter 9 have 7999 / 8000
* * * * [misc]points:  Computing exacts for 4 points
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Setting MPFR precision to 576
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 8003 points with exact outputs