12.313 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.034 * * * [progress]: [2/2] Setting up program.
0.039 * [progress]: [Phase 2 of 3] Improving.
0.040 * [simplify]: Simplifying:
  (sqrt (- 1.0 (* x x)))
0.040 * * [simplify]: iteration 0: 5 enodes
0.042 * * [simplify]: iteration 1: 7 enodes
0.044 * * [simplify]: iteration 2: 11 enodes
0.046 * * [simplify]: iteration complete: 11 enodes
0.046 * * [simplify]: Extracting #0: cost 1 inf + 0
0.046 * * [simplify]: Extracting #1: cost 2 inf + 0
0.046 * * [simplify]: Extracting #2: cost 5 inf + 0
0.046 * * [simplify]: Extracting #3: cost 6 inf + 1
0.047 * * [simplify]: Extracting #4: cost 0 inf + 369
0.047 * [simplify]: Simplified to:
  (sqrt (- 1.0 (* x x)))
0.048 * * [progress]: iteration 1 / 4
0.048 * * * [progress]: picking best candidate
0.054 * * * * [pick]: Picked  #<alt (λ (x) (sqrt (- 1.0 (* x x))))>
0.054 * * * [progress]: localizing error
0.067 * * * [progress]: generating rewritten candidates
0.067 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.072 * * * [progress]: generating series expansions
0.072 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.072 * [backup-simplify]: Simplify (sqrt (- 1.0 (* x x))) into (sqrt (- 1.0 (pow x 2)))
0.072 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in (x) around 0
0.072 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.072 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.072 * [taylor]: Taking taylor expansion of 1.0 in x
0.072 * [backup-simplify]: Simplify 1.0 into 1.0
0.072 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.072 * [taylor]: Taking taylor expansion of x in x
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 1 into 1
0.073 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.073 * [backup-simplify]: Simplify (sqrt 1.0) into (sqrt 1.0)
0.073 * [backup-simplify]: Simplify (+ 0 0) into 0
0.074 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1.0))) into 0
0.074 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.074 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.074 * [taylor]: Taking taylor expansion of 1.0 in x
0.074 * [backup-simplify]: Simplify 1.0 into 1.0
0.074 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.075 * [backup-simplify]: Simplify (sqrt 1.0) into (sqrt 1.0)
0.075 * [backup-simplify]: Simplify (+ 0 0) into 0
0.075 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1.0))) into 0
0.076 * [backup-simplify]: Simplify (sqrt 1.0) into (sqrt 1.0)
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify (* 1 1) into 1
0.076 * [backup-simplify]: Simplify (- 1) into -1
0.076 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.078 * [backup-simplify]: Simplify (/ (- -1 (pow 0 2) (+)) (* 2 (sqrt 1.0))) into (/ -1/2 (sqrt 1.0))
0.079 * [backup-simplify]: Simplify (/ -1/2 (sqrt 1.0)) into (/ -1/2 (sqrt 1.0))
0.079 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.079 * [backup-simplify]: Simplify (- 0) into 0
0.080 * [backup-simplify]: Simplify (+ 0 0) into 0
0.081 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ -1/2 (sqrt 1.0)))))) (* 2 (sqrt 1.0))) into 0
0.081 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.082 * [backup-simplify]: Simplify (- 0) into 0
0.082 * [backup-simplify]: Simplify (+ 0 0) into 0
0.086 * [backup-simplify]: Simplify (/ (- 0 (pow (/ -1/2 (sqrt 1.0)) 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt 1.0))) into (/ -1/8 (pow (sqrt 1.0) 3))
0.087 * [backup-simplify]: Simplify (/ -1/8 (pow (sqrt 1.0) 3)) into (/ -1/8 (pow (sqrt 1.0) 3))
0.089 * [backup-simplify]: Simplify (+ (* (/ -1/8 (pow (sqrt 1.0) 3)) (pow x 4)) (+ (* (/ -1/2 (sqrt 1.0)) (pow x 2)) (sqrt 1.0))) into (- (sqrt 1.0) (+ (* 1/8 (/ (pow x 4) (pow (sqrt 1.0) 3))) (* 1/2 (/ (pow x 2) (sqrt 1.0)))))
0.089 * [backup-simplify]: Simplify (sqrt (- 1.0 (* (/ 1 x) (/ 1 x)))) into (sqrt (- 1.0 (/ 1 (pow x 2))))
0.089 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in (x) around 0
0.089 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.090 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.090 * [taylor]: Taking taylor expansion of 1.0 in x
0.090 * [backup-simplify]: Simplify 1.0 into 1.0
0.090 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.090 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.090 * [taylor]: Taking taylor expansion of x in x
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify 1 into 1
0.090 * [backup-simplify]: Simplify (* 1 1) into 1
0.090 * [backup-simplify]: Simplify (/ 1 1) into 1
0.090 * [backup-simplify]: Simplify (- 1) into -1
0.091 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.091 * [backup-simplify]: Simplify (sqrt -1) into (sqrt -1)
0.091 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.092 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.092 * [backup-simplify]: Simplify (- 0) into 0
0.092 * [backup-simplify]: Simplify (+ 0 0) into 0
0.093 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt -1))) into 0
0.093 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.093 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.093 * [taylor]: Taking taylor expansion of 1.0 in x
0.093 * [backup-simplify]: Simplify 1.0 into 1.0
0.093 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.093 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.093 * [backup-simplify]: Simplify (* 1 1) into 1
0.093 * [backup-simplify]: Simplify (/ 1 1) into 1
0.094 * [backup-simplify]: Simplify (- 1) into -1
0.094 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.095 * [backup-simplify]: Simplify (sqrt -1) into (sqrt -1)
0.095 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.096 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.097 * [backup-simplify]: Simplify (- 0) into 0
0.097 * [backup-simplify]: Simplify (+ 0 0) into 0
0.098 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt -1))) into 0
0.098 * [backup-simplify]: Simplify (sqrt -1) into (sqrt -1)
0.098 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.100 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.101 * [backup-simplify]: Simplify (- 0) into 0
0.101 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.105 * [backup-simplify]: Simplify (/ (- 1.0 (pow 0 2) (+)) (* 2 (sqrt -1))) into (/ 0.5 (sqrt -1))
0.106 * [backup-simplify]: Simplify (/ 0.5 (sqrt -1)) into (/ 0.5 (sqrt -1))
0.107 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.109 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.109 * [backup-simplify]: Simplify (- 0) into 0
0.110 * [backup-simplify]: Simplify (+ 0 0) into 0
0.111 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ 0.5 (sqrt -1)))))) (* 2 (sqrt -1))) into 0
0.111 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.114 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.114 * [backup-simplify]: Simplify (- 0) into 0
0.115 * [backup-simplify]: Simplify (+ 0 0) into 0
0.120 * [backup-simplify]: Simplify (/ (- 0 (pow (/ 0.5 (sqrt -1)) 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt -1))) into (/ -0.125 (pow (sqrt -1) 3))
0.121 * [backup-simplify]: Simplify (/ -0.125 (pow (sqrt -1) 3)) into (/ -0.125 (pow (sqrt -1) 3))
0.123 * [backup-simplify]: Simplify (+ (* (/ -0.125 (pow (sqrt -1) 3)) (pow (/ 1 x) 3)) (+ (* (/ 0.5 (sqrt -1)) (/ 1 x)) (* (sqrt -1) (/ 1 (/ 1 x))))) into (- (+ (* x (sqrt -1)) (* 0.5 (/ 1 (* x (sqrt -1))))) (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt -1) 3)))))
0.124 * [backup-simplify]: Simplify (sqrt (- 1.0 (* (/ 1 (- x)) (/ 1 (- x))))) into (sqrt (- 1.0 (/ 1 (pow x 2))))
0.124 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in (x) around 0
0.124 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.124 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.124 * [taylor]: Taking taylor expansion of 1.0 in x
0.124 * [backup-simplify]: Simplify 1.0 into 1.0
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [backup-simplify]: Simplify 0 into 0
0.124 * [backup-simplify]: Simplify 1 into 1
0.124 * [backup-simplify]: Simplify (* 1 1) into 1
0.124 * [backup-simplify]: Simplify (/ 1 1) into 1
0.124 * [backup-simplify]: Simplify (- 1) into -1
0.125 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.125 * [backup-simplify]: Simplify (sqrt -1) into (sqrt -1)
0.125 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.126 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.126 * [backup-simplify]: Simplify (- 0) into 0
0.126 * [backup-simplify]: Simplify (+ 0 0) into 0
0.127 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt -1))) into 0
0.127 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.127 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.127 * [taylor]: Taking taylor expansion of 1.0 in x
0.127 * [backup-simplify]: Simplify 1.0 into 1.0
0.127 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.127 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.127 * [taylor]: Taking taylor expansion of x in x
0.127 * [backup-simplify]: Simplify 0 into 0
0.127 * [backup-simplify]: Simplify 1 into 1
0.127 * [backup-simplify]: Simplify (* 1 1) into 1
0.127 * [backup-simplify]: Simplify (/ 1 1) into 1
0.128 * [backup-simplify]: Simplify (- 1) into -1
0.128 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.128 * [backup-simplify]: Simplify (sqrt -1) into (sqrt -1)
0.129 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.129 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.129 * [backup-simplify]: Simplify (- 0) into 0
0.130 * [backup-simplify]: Simplify (+ 0 0) into 0
0.130 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt -1))) into 0
0.130 * [backup-simplify]: Simplify (sqrt -1) into (sqrt -1)
0.130 * [backup-simplify]: Simplify 0 into 0
0.138 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.139 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.140 * [backup-simplify]: Simplify (- 0) into 0
0.140 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.142 * [backup-simplify]: Simplify (/ (- 1.0 (pow 0 2) (+)) (* 2 (sqrt -1))) into (/ 0.5 (sqrt -1))
0.143 * [backup-simplify]: Simplify (/ 0.5 (sqrt -1)) into (/ 0.5 (sqrt -1))
0.143 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.144 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.144 * [backup-simplify]: Simplify (- 0) into 0
0.144 * [backup-simplify]: Simplify (+ 0 0) into 0
0.145 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ 0.5 (sqrt -1)))))) (* 2 (sqrt -1))) into 0
0.145 * [backup-simplify]: Simplify 0 into 0
0.146 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.147 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.147 * [backup-simplify]: Simplify (- 0) into 0
0.147 * [backup-simplify]: Simplify (+ 0 0) into 0
0.151 * [backup-simplify]: Simplify (/ (- 0 (pow (/ 0.5 (sqrt -1)) 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt -1))) into (/ -0.125 (pow (sqrt -1) 3))
0.153 * [backup-simplify]: Simplify (/ -0.125 (pow (sqrt -1) 3)) into (/ -0.125 (pow (sqrt -1) 3))
0.156 * [backup-simplify]: Simplify (+ (* (/ -0.125 (pow (sqrt -1) 3)) (pow (/ 1 (- x)) 3)) (+ (* (/ 0.5 (sqrt -1)) (/ 1 (- x))) (* (sqrt -1) (/ 1 (/ 1 (- x)))))) into (- (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt -1) 3)))) (+ (* x (sqrt -1)) (* 0.5 (/ 1 (* x (sqrt -1))))))
0.156 * * * [progress]: simplifying candidates
0.157 * [simplify]: Simplifying:
  (log (sqrt (- 1.0 (* x x))))
  (exp (sqrt (- 1.0 (* x x))))
  (* (cbrt (sqrt (- 1.0 (* x x)))) (cbrt (sqrt (- 1.0 (* x x)))))
  (cbrt (sqrt (- 1.0 (* x x))))
  (* (* (sqrt (- 1.0 (* x x))) (sqrt (- 1.0 (* x x)))) (sqrt (- 1.0 (* x x))))
  (sqrt (* (cbrt (- 1.0 (* x x))) (cbrt (- 1.0 (* x x)))))
  (sqrt (cbrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt 1)
  (sqrt (- 1.0 (* x x)))
  (sqrt (+ (sqrt 1.0) x))
  (sqrt (- (sqrt 1.0) x))
  (sqrt (- (pow 1.0 3) (pow (* x x) 3)))
  (sqrt (+ (* 1.0 1.0) (+ (* (* x x) (* x x)) (* 1.0 (* x x)))))
  (sqrt (- (* 1.0 1.0) (* (* x x) (* x x))))
  (sqrt (+ 1.0 (* x x)))
  (/ 1 2)
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (- (sqrt 1.0) (+ (* 1/8 (/ (pow x 4) (pow (sqrt 1.0) 3))) (* 1/2 (/ (pow x 2) (sqrt 1.0)))))
  (- (+ (* x (sqrt -1)) (* 0.5 (/ 1 (* x (sqrt -1))))) (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt -1) 3)))))
  (- (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt -1) 3)))) (+ (* x (sqrt -1)) (* 0.5 (/ 1 (* x (sqrt -1))))))
0.158 * * [simplify]: iteration 0: 67 enodes
0.182 * * [simplify]: iteration 1: 164 enodes
0.300 * * [simplify]: iteration 2: 708 enodes
0.549 * * [simplify]: iteration complete: 5001 enodes
0.549 * * [simplify]: Extracting #0: cost 20 inf + 0
0.549 * * [simplify]: Extracting #1: cost 77 inf + 2
0.551 * * [simplify]: Extracting #2: cost 383 inf + 3
0.558 * * [simplify]: Extracting #3: cost 1924 inf + 1328
0.576 * * [simplify]: Extracting #4: cost 1424 inf + 87706
0.638 * * [simplify]: Extracting #5: cost 367 inf + 250852
0.700 * * [simplify]: Extracting #6: cost 31 inf + 351336
0.761 * * [simplify]: Extracting #7: cost 0 inf + 361642
0.818 * [simplify]: Simplified to:
  (log (sqrt (- 1.0 (* x x))))
  (exp (sqrt (- 1.0 (* x x))))
  (* (cbrt (sqrt (- 1.0 (* x x)))) (cbrt (sqrt (- 1.0 (* x x)))))
  (cbrt (sqrt (- 1.0 (* x x))))
  (* (sqrt (- 1.0 (* x x))) (- 1.0 (* x x)))
  (fabs (cbrt (- 1.0 (* x x))))
  (sqrt (cbrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  1
  (sqrt (- 1.0 (* x x)))
  (sqrt (+ (sqrt 1.0) x))
  (sqrt (- (sqrt 1.0) x))
  (sqrt (- (* (* 1.0 1.0) 1.0) (* (* x (* x x)) (* x (* x x)))))
  (sqrt (+ (* (* x x) (* x x)) (* 1.0 (+ 1.0 (* x x)))))
  (sqrt (- (* 1.0 1.0) (* (* x x) (* x x))))
  (sqrt (+ 1.0 (* x x)))
  1/2
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (- (sqrt 1.0) (+ (* (/ (* (* x x) (* x x)) (sqrt 1.0)) (/ 1/8 1.0)) (* (/ (* x x) (sqrt 1.0)) 1/2)))
  (- (+ (/ (/ 0.5 x) (sqrt -1)) (* (sqrt -1) x)) (/ 0.125 (* (* x (* x x)) (* -1 (sqrt -1)))))
  (- (- (/ 0.125 (* (* x (* x x)) (* -1 (sqrt -1)))) (/ (/ 0.5 x) (sqrt -1))) (* (sqrt -1) x))
0.819 * * * [progress]: adding candidates to table
0.914 * * [progress]: iteration 2 / 4
0.914 * * * [progress]: picking best candidate
0.919 * * * * [pick]: Picked  #<alt (λ (x) (/ (sqrt (- (* 1.0 1.0) (* (* x x) (* x x)))) (sqrt (+ 1.0 (* x x)))))>
0.919 * * * [progress]: localizing error
0.934 * * * [progress]: generating rewritten candidates
0.934 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1 2)
0.967 * * * [progress]: generating series expansions
0.967 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1 2)
0.968 * [backup-simplify]: Simplify (* (* x x) (* x x)) into (pow x 4)
0.968 * [approximate]: Taking taylor expansion of (pow x 4) in (x) around 0
0.968 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.968 * [taylor]: Taking taylor expansion of x in x
0.968 * [backup-simplify]: Simplify 0 into 0
0.968 * [backup-simplify]: Simplify 1 into 1
0.968 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.968 * [taylor]: Taking taylor expansion of x in x
0.968 * [backup-simplify]: Simplify 0 into 0
0.968 * [backup-simplify]: Simplify 1 into 1
0.969 * [backup-simplify]: Simplify (* 1 1) into 1
0.969 * [backup-simplify]: Simplify (* 1 1) into 1
0.969 * [backup-simplify]: Simplify 1 into 1
0.969 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.970 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.970 * [backup-simplify]: Simplify 0 into 0
0.970 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.971 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.971 * [backup-simplify]: Simplify 0 into 0
0.972 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.972 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.972 * [backup-simplify]: Simplify 0 into 0
0.973 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.974 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.974 * [backup-simplify]: Simplify 0 into 0
0.975 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.976 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.976 * [backup-simplify]: Simplify 0 into 0
0.977 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.978 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.978 * [backup-simplify]: Simplify 0 into 0
0.978 * [backup-simplify]: Simplify (* 1 (pow x 4)) into (pow x 4)
0.978 * [backup-simplify]: Simplify (* (* (/ 1 x) (/ 1 x)) (* (/ 1 x) (/ 1 x))) into (/ 1 (pow x 4))
0.978 * [approximate]: Taking taylor expansion of (/ 1 (pow x 4)) in (x) around 0
0.978 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.978 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.978 * [taylor]: Taking taylor expansion of x in x
0.978 * [backup-simplify]: Simplify 0 into 0
0.978 * [backup-simplify]: Simplify 1 into 1
0.978 * [backup-simplify]: Simplify (* 1 1) into 1
0.979 * [backup-simplify]: Simplify (* 1 1) into 1
0.979 * [backup-simplify]: Simplify (/ 1 1) into 1
0.979 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.979 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.979 * [taylor]: Taking taylor expansion of x in x
0.979 * [backup-simplify]: Simplify 0 into 0
0.979 * [backup-simplify]: Simplify 1 into 1
0.979 * [backup-simplify]: Simplify (* 1 1) into 1
0.980 * [backup-simplify]: Simplify (* 1 1) into 1
0.980 * [backup-simplify]: Simplify (/ 1 1) into 1
0.980 * [backup-simplify]: Simplify 1 into 1
0.980 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.981 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.981 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.981 * [backup-simplify]: Simplify 0 into 0
0.982 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.982 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.983 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.983 * [backup-simplify]: Simplify 0 into 0
0.984 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.984 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.985 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.985 * [backup-simplify]: Simplify 0 into 0
0.986 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.986 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.987 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.987 * [backup-simplify]: Simplify 0 into 0
0.988 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.989 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.989 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.989 * [backup-simplify]: Simplify 0 into 0
0.990 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.991 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.992 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.992 * [backup-simplify]: Simplify 0 into 0
0.992 * [backup-simplify]: Simplify (* 1 (pow (/ 1 (/ 1 x)) 4)) into (pow x 4)
0.992 * [backup-simplify]: Simplify (* (* (/ 1 (- x)) (/ 1 (- x))) (* (/ 1 (- x)) (/ 1 (- x)))) into (/ 1 (pow x 4))
0.992 * [approximate]: Taking taylor expansion of (/ 1 (pow x 4)) in (x) around 0
0.992 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.992 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.992 * [taylor]: Taking taylor expansion of x in x
0.992 * [backup-simplify]: Simplify 0 into 0
0.992 * [backup-simplify]: Simplify 1 into 1
0.992 * [backup-simplify]: Simplify (* 1 1) into 1
0.993 * [backup-simplify]: Simplify (* 1 1) into 1
0.993 * [backup-simplify]: Simplify (/ 1 1) into 1
0.993 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.993 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.993 * [taylor]: Taking taylor expansion of x in x
0.993 * [backup-simplify]: Simplify 0 into 0
0.993 * [backup-simplify]: Simplify 1 into 1
0.993 * [backup-simplify]: Simplify (* 1 1) into 1
0.994 * [backup-simplify]: Simplify (* 1 1) into 1
0.994 * [backup-simplify]: Simplify (/ 1 1) into 1
0.994 * [backup-simplify]: Simplify 1 into 1
0.994 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.995 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.995 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.995 * [backup-simplify]: Simplify 0 into 0
0.996 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.996 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.997 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.997 * [backup-simplify]: Simplify 0 into 0
0.998 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.998 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.999 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.999 * [backup-simplify]: Simplify 0 into 0
1.000 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.000 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.001 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.001 * [backup-simplify]: Simplify 0 into 0
1.002 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.003 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.003 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.003 * [backup-simplify]: Simplify 0 into 0
1.004 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.005 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.006 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.006 * [backup-simplify]: Simplify 0 into 0
1.006 * [backup-simplify]: Simplify (* 1 (pow (/ 1 (/ 1 (- x))) 4)) into (pow x 4)
1.006 * * * [progress]: simplifying candidates
1.008 * [simplify]: Simplifying:
  (+ (+ 1 1) (+ 1 1))
  (+ (+ 1 1) 2)
  (+ (+ 1 1) (+ 1 1))
  (+ (+ 1 1) (* 2 1))
  (+ 1 1)
  (+ 1 1)
  (+ 2 (+ 1 1))
  (+ 2 2)
  (+ 2 (+ 1 1))
  (+ 2 (* 2 1))
  (+ (+ 1 1) (+ 1 1))
  (+ (+ 1 1) 2)
  (+ (+ 1 1) (+ 1 1))
  (+ (+ 1 1) (* 2 1))
  (+ 1 1)
  (+ 1 1)
  (+ (* 2 1) (+ 1 1))
  (+ (* 2 1) 2)
  (+ (* 2 1) (+ 1 1))
  (+ (* 2 1) (* 2 1))
  (* x x)
  (* x x)
  (* (* x x) (* x x))
  (* (* x x) (* x x))
  (* x x)
  (* x x)
  (* x x)
  (* (* x x) (* x x))
  (* (* x x) (* x x))
  (* x x)
  (+ 1 1)
  (+ 1 1)
  (+ (+ (log x) (log x)) (+ (log x) (log x)))
  (+ (+ (log x) (log x)) (log (* x x)))
  (+ (log (* x x)) (+ (log x) (log x)))
  (+ (log (* x x)) (log (* x x)))
  (log (* (* x x) (* x x)))
  (exp (* (* x x) (* x x)))
  (* (* (* (* x x) x) (* (* x x) x)) (* (* (* x x) x) (* (* x x) x)))
  (* (* (* (* x x) x) (* (* x x) x)) (* (* (* x x) (* x x)) (* x x)))
  (* (* (* (* x x) (* x x)) (* x x)) (* (* (* x x) x) (* (* x x) x)))
  (* (* (* (* x x) (* x x)) (* x x)) (* (* (* x x) (* x x)) (* x x)))
  (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))
  (cbrt (* (* x x) (* x x)))
  (* (* (* (* x x) (* x x)) (* (* x x) (* x x))) (* (* x x) (* x x)))
  (sqrt (* (* x x) (* x x)))
  (sqrt (* (* x x) (* x x)))
  (* x x)
  (* x x)
  (* x x)
  (* x x)
  (* 2 (+ 1 1))
  (* 2 (+ 1 1))
  (* 2 1)
  (* 2 1)
  (* 2 2)
  (* 2 (+ 1 1))
  (* 2 (+ 1 1))
  (* 2 1)
  (* 2 1)
  (* 2 (* 2 1))
  (* (* x x) x)
  (* x (* x x))
  (pow x 4)
  (pow x 4)
  (pow x 4)
1.008 * * [simplify]: iteration 0: 43 enodes
1.034 * * [simplify]: iteration 1: 121 enodes
1.058 * * [simplify]: iteration 2: 392 enodes
2.036 * * [simplify]: iteration 3: 3549 enodes
4.919 * * [simplify]: iteration complete: 5000 enodes
4.919 * * [simplify]: Extracting #0: cost 11 inf + 0
4.920 * * [simplify]: Extracting #1: cost 516 inf + 2
4.925 * * [simplify]: Extracting #2: cost 1335 inf + 18433
4.960 * * [simplify]: Extracting #3: cost 542 inf + 172961
5.016 * * [simplify]: Extracting #4: cost 7 inf + 194743
5.059 * * [simplify]: Extracting #5: cost 0 inf + 195607
5.102 * [simplify]: Simplified to:
  4
  4
  4
  4
  2
  2
  4
  4
  4
  4
  4
  4
  4
  4
  2
  2
  4
  4
  4
  4
  (* x x)
  (* x x)
  (* (* x x) (* x x))
  (* (* x x) (* x x))
  (* x x)
  (* x x)
  (* x x)
  (* (* x x) (* x x))
  (* (* x x) (* x x))
  (* x x)
  2
  2
  (* 4 (log x))
  (* 4 (log x))
  (* 4 (log x))
  (* 4 (log x))
  (* 4 (log x))
  (exp (* (* x x) (* x x)))
  (* (* (* x (* x x)) (* x (* x x))) (* (* x (* x x)) (* x (* x x))))
  (* (* (* x (* x x)) (* x (* x x))) (* (* x (* x x)) (* x (* x x))))
  (* (* (* x (* x x)) (* x (* x x))) (* (* x (* x x)) (* x (* x x))))
  (* (* (* x (* x x)) (* x (* x x))) (* (* x (* x x)) (* x (* x x))))
  (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))
  (cbrt (* (* x x) (* x x)))
  (* (* (* x (* x x)) (* x (* x x))) (* (* x (* x x)) (* x (* x x))))
  (fabs (* x x))
  (fabs (* x x))
  (* x x)
  (* x x)
  (* x x)
  (* x x)
  4
  4
  2
  2
  4
  4
  4
  2
  2
  4
  (* x (* x x))
  (* x (* x x))
  (* (* x x) (* x x))
  (* (* x x) (* x x))
  (* (* x x) (* x x))
5.106 * * * [progress]: adding candidates to table
5.220 * [progress]: [Phase 3 of 3] Extracting.
5.227 * [simplify]: Simplifying:
  (/ (sqrt (- (* 1.0 1.0) (* (* x x) (* x x)))) (sqrt (+ 1.0 (* x x))))
5.227 * * [simplify]: iteration 0: 10 enodes
5.229 * * [simplify]: iteration 1: 11 enodes
5.230 * * [simplify]: iteration complete: 11 enodes
5.231 * * [simplify]: Extracting #0: cost 1 inf + 0
5.231 * * [simplify]: Extracting #1: cost 3 inf + 0
5.231 * * [simplify]: Extracting #2: cost 5 inf + 0
5.231 * * [simplify]: Extracting #3: cost 9 inf + 0
5.231 * * [simplify]: Extracting #4: cost 9 inf + 1
5.231 * * [simplify]: Extracting #5: cost 0 inf + 1055
5.231 * [simplify]: Simplified to:
  (/ (sqrt (- (* 1.0 1.0) (* (* x x) (* x x)))) (sqrt (+ (* x x) 1.0)))
6.540 * [regime-testing]: Baseline error score: 0.011959217164367044
6.549 * [regime-testing]: Oracle error score: 0.011959217164367044
6.549 * [regime-testing]: End program error score: 0.011959217164367044