23.045 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.020 * * * [progress]: [2/2] Setting up program. 0.024 * [progress]: [Phase 2 of 3] Improving. 0.024 * [simplify]: Simplifying using # : (+ (* (- 1.0 x) y) (* x z)) 0.026 * * [simplify]: iteration 0 : 13 enodes (cost 4 ) 0.027 * * [simplify]: iteration 1 : 20 enodes (cost 4 ) 0.028 * * [simplify]: iteration 2 : 34 enodes (cost 4 ) 0.029 * * [simplify]: iteration 3 : 49 enodes (cost 4 ) 0.031 * * [simplify]: iteration 4 : 57 enodes (cost 4 ) 0.032 * * [simplify]: iteration 5 : 69 enodes (cost 4 ) 0.034 * * [simplify]: iteration 6 : 90 enodes (cost 4 ) 0.036 * * [simplify]: iteration 7 : 127 enodes (cost 4 ) 0.038 * * [simplify]: iteration 8 : 176 enodes (cost 4 ) 0.041 * * [simplify]: iteration 9 : 304 enodes (cost 4 ) 0.044 * * [simplify]: iteration 10 : 439 enodes (cost 4 ) 0.047 * * [simplify]: iteration 11 : 449 enodes (cost 4 ) 0.051 * * [simplify]: iteration 12 : 449 enodes (cost 4 ) 0.051 * [simplify]: Simplified to: (+ (* (- 1.0 x) y) (* x z)) 0.051 * * [progress]: iteration 1 / 4 0.051 * * * [progress]: picking best candidate 0.054 * * * * [pick]: Picked # 0.054 * * * [progress]: localizing error 0.060 * * * [progress]: generating rewritten candidates 0.060 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.067 * * * [progress]: generating series expansions 0.067 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.067 * [approximate]: Taking taylor expansion of (* y (- 1.0 x)) in (x y) around 0 0.067 * [taylor]: Taking taylor expansion of (* y (- 1.0 x)) in y 0.068 * [taylor]: Taking taylor expansion of y in y 0.068 * [taylor]: Taking taylor expansion of (- 1.0 x) in y 0.068 * [taylor]: Taking taylor expansion of 1.0 in y 0.068 * [taylor]: Taking taylor expansion of x in y 0.068 * [taylor]: Taking taylor expansion of (* y (- 1.0 x)) in x 0.068 * [taylor]: Taking taylor expansion of y in x 0.068 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.068 * [taylor]: Taking taylor expansion of 1.0 in x 0.068 * [taylor]: Taking taylor expansion of x in x 0.068 * [taylor]: Taking taylor expansion of (* y (- 1.0 x)) in x 0.068 * [taylor]: Taking taylor expansion of y in x 0.068 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.068 * [taylor]: Taking taylor expansion of 1.0 in x 0.068 * [taylor]: Taking taylor expansion of x in x 0.069 * [taylor]: Taking taylor expansion of (* 1.0 y) in y 0.069 * [taylor]: Taking taylor expansion of 1.0 in y 0.069 * [taylor]: Taking taylor expansion of y in y 0.070 * [taylor]: Taking taylor expansion of (neg y) in y 0.070 * [taylor]: Taking taylor expansion of y in y 0.072 * [taylor]: Taking taylor expansion of 0 in y 0.074 * [taylor]: Taking taylor expansion of 0 in y 0.076 * [taylor]: Taking taylor expansion of 0 in y 0.076 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in (x y) around 0 0.076 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in y 0.076 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y 0.076 * [taylor]: Taking taylor expansion of 1.0 in y 0.076 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.076 * [taylor]: Taking taylor expansion of x in y 0.076 * [taylor]: Taking taylor expansion of y in y 0.076 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in x 0.076 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x 0.076 * [taylor]: Taking taylor expansion of 1.0 in x 0.076 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.076 * [taylor]: Taking taylor expansion of x in x 0.076 * [taylor]: Taking taylor expansion of y in x 0.077 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in x 0.077 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x 0.077 * [taylor]: Taking taylor expansion of 1.0 in x 0.077 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.077 * [taylor]: Taking taylor expansion of x in x 0.077 * [taylor]: Taking taylor expansion of y in x 0.078 * [taylor]: Taking taylor expansion of (/ -1 y) in y 0.078 * [taylor]: Taking taylor expansion of -1 in y 0.078 * [taylor]: Taking taylor expansion of y in y 0.079 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y 0.079 * [taylor]: Taking taylor expansion of 1.0 in y 0.079 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.079 * [taylor]: Taking taylor expansion of y in y 0.081 * [taylor]: Taking taylor expansion of 0 in y 0.084 * [taylor]: Taking taylor expansion of 0 in y 0.085 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in (x y) around 0 0.085 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in y 0.085 * [taylor]: Taking taylor expansion of -1 in y 0.085 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) y) in y 0.085 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y 0.085 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.085 * [taylor]: Taking taylor expansion of x in y 0.085 * [taylor]: Taking taylor expansion of 1.0 in y 0.085 * [taylor]: Taking taylor expansion of y in y 0.086 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in x 0.086 * [taylor]: Taking taylor expansion of -1 in x 0.086 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) y) in x 0.086 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x 0.086 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.086 * [taylor]: Taking taylor expansion of x in x 0.086 * [taylor]: Taking taylor expansion of 1.0 in x 0.086 * [taylor]: Taking taylor expansion of y in x 0.086 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in x 0.086 * [taylor]: Taking taylor expansion of -1 in x 0.086 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) y) in x 0.086 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x 0.086 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.086 * [taylor]: Taking taylor expansion of x in x 0.087 * [taylor]: Taking taylor expansion of 1.0 in x 0.087 * [taylor]: Taking taylor expansion of y in x 0.087 * [taylor]: Taking taylor expansion of (/ -1 y) in y 0.087 * [taylor]: Taking taylor expansion of -1 in y 0.087 * [taylor]: Taking taylor expansion of y in y 0.088 * [taylor]: Taking taylor expansion of (neg (* 1.0 (/ 1 y))) in y 0.088 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y 0.088 * [taylor]: Taking taylor expansion of 1.0 in y 0.088 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.088 * [taylor]: Taking taylor expansion of y in y 0.091 * [taylor]: Taking taylor expansion of 0 in y 0.094 * [taylor]: Taking taylor expansion of 0 in y 0.096 * * * [progress]: simplifying candidates 0.096 * [simplify]: Simplifying using # : (* (- 1.0 x) y) (+ (log (- 1.0 x)) (log y)) (log (* (- 1.0 x) y)) (exp (* (- 1.0 x) y)) (* (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)) (* (* y y) y)) (* (cbrt (* (- 1.0 x) y)) (cbrt (* (- 1.0 x) y))) (cbrt (* (- 1.0 x) y)) (* (* (* (- 1.0 x) y) (* (- 1.0 x) y)) (* (- 1.0 x) y)) (sqrt (* (- 1.0 x) y)) (sqrt (* (- 1.0 x) y)) (* (sqrt (- 1.0 x)) (sqrt y)) (* (sqrt (- 1.0 x)) (sqrt y)) (* (- 1.0 x) (* (cbrt y) (cbrt y))) (* (- 1.0 x) (sqrt y)) (* (- 1.0 x) 1) (* (cbrt (- 1.0 x)) y) (* (sqrt (- 1.0 x)) y) (* (- 1.0 x) y) (* (- (sqrt 1.0) (sqrt x)) y) (* (- 1.0 x) y) (* (- (pow 1.0 3) (pow x 3)) y) (* (- (* 1.0 1.0) (* x x)) y) (- (* 1.0 y) (* x y)) (- (* 1.0 y) (* x y)) (- (* 1.0 y) (* x y)) 0.099 * * [simplify]: iteration 0 : 105 enodes (cost 88 ) 0.102 * * [simplify]: iteration 1 : 395 enodes (cost 78 ) 0.110 * * [simplify]: iteration 2 : 1885 enodes (cost 78 ) 0.136 * * [simplify]: iteration 3 : 5003 enodes (cost 78 ) 0.137 * [simplify]: Simplified to: (* y (- 1.0 x)) (log (* (- 1.0 x) y)) (log (* (- 1.0 x) y)) (exp (* (- 1.0 x) y)) (pow (* y (- 1.0 x)) 3) (* (cbrt (* (- 1.0 x) y)) (cbrt (* (- 1.0 x) y))) (cbrt (* (- 1.0 x) y)) (pow (* y (- 1.0 x)) 3) (sqrt (* (- 1.0 x) y)) (sqrt (* (- 1.0 x) y)) (* (sqrt (- 1.0 x)) (sqrt y)) (* (sqrt (- 1.0 x)) (sqrt y)) (* (- 1.0 x) (* (cbrt y) (cbrt y))) (* (- 1.0 x) (sqrt y)) (- 1.0 x) (* (cbrt (- 1.0 x)) y) (* (sqrt (- 1.0 x)) y) (* y (- 1.0 x)) (* (- (sqrt 1.0) (sqrt x)) y) (* y (- 1.0 x)) (* (- (pow 1.0 3) (pow x 3)) y) (* (- (* 1.0 1.0) (* x x)) y) (* y (- 1.0 x)) (* y (- 1.0 x)) (* y (- 1.0 x)) 0.138 * * * [progress]: adding candidates to table 0.206 * * [progress]: iteration 2 / 4 0.206 * * * [progress]: picking best candidate 0.209 * * * * [pick]: Picked # 0.209 * * * [progress]: localizing error 0.220 * * * [progress]: generating rewritten candidates 0.220 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1) 0.231 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 2) 0.240 * * * [progress]: generating series expansions 0.240 * * * * [progress]: [ 1 / 2 ] generating series at (2 1) 0.240 * [approximate]: Taking taylor expansion of (* y (- 1.0 x)) in (x y) around 0 0.240 * [taylor]: Taking taylor expansion of (* y (- 1.0 x)) in y 0.241 * [taylor]: Taking taylor expansion of y in y 0.241 * [taylor]: Taking taylor expansion of (- 1.0 x) in y 0.241 * [taylor]: Taking taylor expansion of 1.0 in y 0.241 * [taylor]: Taking taylor expansion of x in y 0.241 * [taylor]: Taking taylor expansion of (* y (- 1.0 x)) in x 0.241 * [taylor]: Taking taylor expansion of y in x 0.241 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.241 * [taylor]: Taking taylor expansion of 1.0 in x 0.241 * [taylor]: Taking taylor expansion of x in x 0.241 * [taylor]: Taking taylor expansion of (* y (- 1.0 x)) in x 0.241 * [taylor]: Taking taylor expansion of y in x 0.241 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.241 * [taylor]: Taking taylor expansion of 1.0 in x 0.241 * [taylor]: Taking taylor expansion of x in x 0.242 * [taylor]: Taking taylor expansion of (* 1.0 y) in y 0.242 * [taylor]: Taking taylor expansion of 1.0 in y 0.242 * [taylor]: Taking taylor expansion of y in y 0.243 * [taylor]: Taking taylor expansion of (neg y) in y 0.243 * [taylor]: Taking taylor expansion of y in y 0.245 * [taylor]: Taking taylor expansion of 0 in y 0.246 * [taylor]: Taking taylor expansion of 0 in y 0.248 * [taylor]: Taking taylor expansion of 0 in y 0.249 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in (x y) around 0 0.249 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in y 0.249 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y 0.249 * [taylor]: Taking taylor expansion of 1.0 in y 0.249 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.249 * [taylor]: Taking taylor expansion of x in y 0.249 * [taylor]: Taking taylor expansion of y in y 0.249 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in x 0.249 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x 0.249 * [taylor]: Taking taylor expansion of 1.0 in x 0.249 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.249 * [taylor]: Taking taylor expansion of x in x 0.249 * [taylor]: Taking taylor expansion of y in x 0.250 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) y) in x 0.250 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x 0.250 * [taylor]: Taking taylor expansion of 1.0 in x 0.250 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.250 * [taylor]: Taking taylor expansion of x in x 0.250 * [taylor]: Taking taylor expansion of y in x 0.251 * [taylor]: Taking taylor expansion of (/ -1 y) in y 0.251 * [taylor]: Taking taylor expansion of -1 in y 0.251 * [taylor]: Taking taylor expansion of y in y 0.252 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y 0.252 * [taylor]: Taking taylor expansion of 1.0 in y 0.252 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.252 * [taylor]: Taking taylor expansion of y in y 0.254 * [taylor]: Taking taylor expansion of 0 in y 0.256 * [taylor]: Taking taylor expansion of 0 in y 0.258 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in (x y) around 0 0.258 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in y 0.258 * [taylor]: Taking taylor expansion of -1 in y 0.258 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) y) in y 0.258 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y 0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.258 * [taylor]: Taking taylor expansion of x in y 0.258 * [taylor]: Taking taylor expansion of 1.0 in y 0.258 * [taylor]: Taking taylor expansion of y in y 0.258 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in x 0.258 * [taylor]: Taking taylor expansion of -1 in x 0.258 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) y) in x 0.258 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x 0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.258 * [taylor]: Taking taylor expansion of x in x 0.259 * [taylor]: Taking taylor expansion of 1.0 in x 0.259 * [taylor]: Taking taylor expansion of y in x 0.259 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 x) 1.0) y)) in x 0.259 * [taylor]: Taking taylor expansion of -1 in x 0.259 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) y) in x 0.259 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x 0.259 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.259 * [taylor]: Taking taylor expansion of x in x 0.259 * [taylor]: Taking taylor expansion of 1.0 in x 0.259 * [taylor]: Taking taylor expansion of y in x 0.260 * [taylor]: Taking taylor expansion of (/ -1 y) in y 0.260 * [taylor]: Taking taylor expansion of -1 in y 0.260 * [taylor]: Taking taylor expansion of y in y 0.261 * [taylor]: Taking taylor expansion of (neg (* 1.0 (/ 1 y))) in y 0.261 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y 0.261 * [taylor]: Taking taylor expansion of 1.0 in y 0.261 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.261 * [taylor]: Taking taylor expansion of y in y 0.263 * [taylor]: Taking taylor expansion of 0 in y 0.266 * [taylor]: Taking taylor expansion of 0 in y 0.269 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 2) 0.269 * [approximate]: Taking taylor expansion of (* y (sqrt (- 1.0 x))) in (x y) around 0 0.269 * [taylor]: Taking taylor expansion of (* y (sqrt (- 1.0 x))) in y 0.269 * [taylor]: Taking taylor expansion of y in y 0.269 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 x)) in y 0.269 * [taylor]: Taking taylor expansion of (- 1.0 x) in y 0.269 * [taylor]: Taking taylor expansion of 1.0 in y 0.269 * [taylor]: Taking taylor expansion of x in y 0.269 * [taylor]: Taking taylor expansion of (* y (sqrt (- 1.0 x))) in x 0.269 * [taylor]: Taking taylor expansion of y in x 0.269 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 x)) in x 0.269 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.269 * [taylor]: Taking taylor expansion of 1.0 in x 0.269 * [taylor]: Taking taylor expansion of x in x 0.272 * [taylor]: Taking taylor expansion of (* y (sqrt (- 1.0 x))) in x 0.272 * [taylor]: Taking taylor expansion of y in x 0.272 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 x)) in x 0.272 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.272 * [taylor]: Taking taylor expansion of 1.0 in x 0.272 * [taylor]: Taking taylor expansion of x in x 0.274 * [taylor]: Taking taylor expansion of (* (sqrt 1.0) y) in y 0.274 * [taylor]: Taking taylor expansion of (sqrt 1.0) in y 0.274 * [taylor]: Taking taylor expansion of 1.0 in y 0.275 * [taylor]: Taking taylor expansion of y in y 0.276 * [taylor]: Taking taylor expansion of (neg (* 1/2 (/ y (sqrt 1.0)))) in y 0.276 * [taylor]: Taking taylor expansion of (* 1/2 (/ y (sqrt 1.0))) in y 0.276 * [taylor]: Taking taylor expansion of 1/2 in y 0.276 * [taylor]: Taking taylor expansion of (/ y (sqrt 1.0)) in y 0.276 * [taylor]: Taking taylor expansion of y in y 0.276 * [taylor]: Taking taylor expansion of (sqrt 1.0) in y 0.276 * [taylor]: Taking taylor expansion of 1.0 in y 0.284 * [taylor]: Taking taylor expansion of (neg (* 1/8 (/ y (pow (sqrt 1.0) 3)))) in y 0.284 * [taylor]: Taking taylor expansion of (* 1/8 (/ y (pow (sqrt 1.0) 3))) in y 0.284 * [taylor]: Taking taylor expansion of 1/8 in y 0.284 * [taylor]: Taking taylor expansion of (/ y (pow (sqrt 1.0) 3)) in y 0.284 * [taylor]: Taking taylor expansion of y in y 0.284 * [taylor]: Taking taylor expansion of (pow (sqrt 1.0) 3) in y 0.284 * [taylor]: Taking taylor expansion of (sqrt 1.0) in y 0.284 * [taylor]: Taking taylor expansion of 1.0 in y 0.304 * [taylor]: Taking taylor expansion of (neg (* 1/16 (/ y (pow (sqrt 1.0) 5)))) in y 0.304 * [taylor]: Taking taylor expansion of (* 1/16 (/ y (pow (sqrt 1.0) 5))) in y 0.304 * [taylor]: Taking taylor expansion of 1/16 in y 0.304 * [taylor]: Taking taylor expansion of (/ y (pow (sqrt 1.0) 5)) in y 0.304 * [taylor]: Taking taylor expansion of y in y 0.304 * [taylor]: Taking taylor expansion of (pow (sqrt 1.0) 5) in y 0.304 * [taylor]: Taking taylor expansion of (sqrt 1.0) in y 0.304 * [taylor]: Taking taylor expansion of 1.0 in y 0.318 * [approximate]: Taking taylor expansion of (* (sqrt (- 1.0 (/ 1 x))) (/ 1 y)) in (x y) around 0 0.318 * [taylor]: Taking taylor expansion of (* (sqrt (- 1.0 (/ 1 x))) (/ 1 y)) in y 0.318 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in y 0.318 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y 0.318 * [taylor]: Taking taylor expansion of 1.0 in y 0.318 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.318 * [taylor]: Taking taylor expansion of x in y 0.318 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.318 * [taylor]: Taking taylor expansion of y in y 0.319 * [taylor]: Taking taylor expansion of (* (sqrt (- 1.0 (/ 1 x))) (/ 1 y)) in x 0.319 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x 0.319 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x 0.319 * [taylor]: Taking taylor expansion of 1.0 in x 0.319 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.319 * [taylor]: Taking taylor expansion of x in x 0.321 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.321 * [taylor]: Taking taylor expansion of y in x 0.321 * [taylor]: Taking taylor expansion of (* (sqrt (- 1.0 (/ 1 x))) (/ 1 y)) in x 0.321 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x 0.321 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x 0.321 * [taylor]: Taking taylor expansion of 1.0 in x 0.321 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.321 * [taylor]: Taking taylor expansion of x in x 0.322 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.322 * [taylor]: Taking taylor expansion of y in x 0.322 * [taylor]: Taking taylor expansion of 0 in y 0.323 * [taylor]: Taking taylor expansion of (/ NAN y) in y 0.323 * [taylor]: Taking taylor expansion of NAN in y 0.323 * [taylor]: Taking taylor expansion of y in y 0.328 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ NAN y)) (/ (pow NAN 3) y)) in y 0.328 * [taylor]: Taking taylor expansion of (* 1.0 (/ NAN y)) in y 0.328 * [taylor]: Taking taylor expansion of 1.0 in y 0.328 * [taylor]: Taking taylor expansion of (/ NAN y) in y 0.328 * [taylor]: Taking taylor expansion of NAN in y 0.328 * [taylor]: Taking taylor expansion of y in y 0.328 * [taylor]: Taking taylor expansion of (/ (pow NAN 3) y) in y 0.328 * [taylor]: Taking taylor expansion of (pow NAN 3) in y 0.328 * [taylor]: Taking taylor expansion of NAN in y 0.328 * [taylor]: Taking taylor expansion of y in y 0.343 * [taylor]: Taking taylor expansion of (- (* 2 (/ (pow NAN 5) y)) (* 2.0 (/ (pow NAN 3) y))) in y 0.343 * [taylor]: Taking taylor expansion of (* 2 (/ (pow NAN 5) y)) in y 0.343 * [taylor]: Taking taylor expansion of 2 in y 0.343 * [taylor]: Taking taylor expansion of (/ (pow NAN 5) y) in y 0.343 * [taylor]: Taking taylor expansion of (pow NAN 5) in y 0.343 * [taylor]: Taking taylor expansion of NAN in y 0.343 * [taylor]: Taking taylor expansion of y in y 0.346 * [taylor]: Taking taylor expansion of (* 2.0 (/ (pow NAN 3) y)) in y 0.346 * [taylor]: Taking taylor expansion of 2.0 in y 0.346 * [taylor]: Taking taylor expansion of (/ (pow NAN 3) y) in y 0.346 * [taylor]: Taking taylor expansion of (pow NAN 3) in y 0.346 * [taylor]: Taking taylor expansion of NAN in y 0.346 * [taylor]: Taking taylor expansion of y in y 0.358 * [approximate]: Taking taylor expansion of (* -1 (* (sqrt (+ (/ 1 x) 1.0)) (/ 1 y))) in (x y) around 0 0.358 * [taylor]: Taking taylor expansion of (* -1 (* (sqrt (+ (/ 1 x) 1.0)) (/ 1 y))) in y 0.358 * [taylor]: Taking taylor expansion of -1 in y 0.358 * [taylor]: Taking taylor expansion of (* (sqrt (+ (/ 1 x) 1.0)) (/ 1 y)) in y 0.358 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in y 0.358 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y 0.358 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.358 * [taylor]: Taking taylor expansion of x in y 0.358 * [taylor]: Taking taylor expansion of 1.0 in y 0.359 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.359 * [taylor]: Taking taylor expansion of y in y 0.359 * [taylor]: Taking taylor expansion of (* -1 (* (sqrt (+ (/ 1 x) 1.0)) (/ 1 y))) in x 0.359 * [taylor]: Taking taylor expansion of -1 in x 0.359 * [taylor]: Taking taylor expansion of (* (sqrt (+ (/ 1 x) 1.0)) (/ 1 y)) in x 0.359 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x 0.359 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x 0.359 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.359 * [taylor]: Taking taylor expansion of x in x 0.359 * [taylor]: Taking taylor expansion of 1.0 in x 0.361 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.361 * [taylor]: Taking taylor expansion of y in x 0.361 * [taylor]: Taking taylor expansion of (* -1 (* (sqrt (+ (/ 1 x) 1.0)) (/ 1 y))) in x 0.361 * [taylor]: Taking taylor expansion of -1 in x 0.361 * [taylor]: Taking taylor expansion of (* (sqrt (+ (/ 1 x) 1.0)) (/ 1 y)) in x 0.361 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x 0.361 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x 0.361 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.361 * [taylor]: Taking taylor expansion of x in x 0.361 * [taylor]: Taking taylor expansion of 1.0 in x 0.362 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.362 * [taylor]: Taking taylor expansion of y in x 0.363 * [taylor]: Taking taylor expansion of 0 in y 0.363 * [taylor]: Taking taylor expansion of (neg (/ NAN y)) in y 0.363 * [taylor]: Taking taylor expansion of (/ NAN y) in y 0.363 * [taylor]: Taking taylor expansion of NAN in y 0.363 * [taylor]: Taking taylor expansion of y in y 0.369 * [taylor]: Taking taylor expansion of (- (/ (pow NAN 3) y) (* 1.0 (/ NAN y))) in y 0.369 * [taylor]: Taking taylor expansion of (/ (pow NAN 3) y) in y 0.369 * [taylor]: Taking taylor expansion of (pow NAN 3) in y 0.369 * [taylor]: Taking taylor expansion of NAN in y 0.369 * [taylor]: Taking taylor expansion of y in y 0.371 * [taylor]: Taking taylor expansion of (* 1.0 (/ NAN y)) in y 0.371 * [taylor]: Taking taylor expansion of 1.0 in y 0.371 * [taylor]: Taking taylor expansion of (/ NAN y) in y 0.371 * [taylor]: Taking taylor expansion of NAN in y 0.371 * [taylor]: Taking taylor expansion of y in y 0.389 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ (pow NAN 3) y)) (* 2 (/ (pow NAN 5) y))) in y 0.389 * [taylor]: Taking taylor expansion of (* 2.0 (/ (pow NAN 3) y)) in y 0.389 * [taylor]: Taking taylor expansion of 2.0 in y 0.389 * [taylor]: Taking taylor expansion of (/ (pow NAN 3) y) in y 0.389 * [taylor]: Taking taylor expansion of (pow NAN 3) in y 0.389 * [taylor]: Taking taylor expansion of NAN in y 0.389 * [taylor]: Taking taylor expansion of y in y 0.390 * [taylor]: Taking taylor expansion of (* 2 (/ (pow NAN 5) y)) in y 0.390 * [taylor]: Taking taylor expansion of 2 in y 0.391 * [taylor]: Taking taylor expansion of (/ (pow NAN 5) y) in y 0.391 * [taylor]: Taking taylor expansion of (pow NAN 5) in y 0.391 * [taylor]: Taking taylor expansion of NAN in y 0.391 * [taylor]: Taking taylor expansion of y in y 0.404 * * * [progress]: simplifying candidates 0.405 * [simplify]: Simplifying using # : (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y)) (+ (log (sqrt (- 1.0 x))) (+ (log (sqrt (- 1.0 x))) (log y))) (+ (log (sqrt (- 1.0 x))) (log (* (sqrt (- 1.0 x)) y))) (log (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (exp (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (* (* (* (sqrt (- 1.0 x)) (sqrt (- 1.0 x))) (sqrt (- 1.0 x))) (* (* (* (sqrt (- 1.0 x)) (sqrt (- 1.0 x))) (sqrt (- 1.0 x))) (* (* y y) y))) (* (* (* (sqrt (- 1.0 x)) (sqrt (- 1.0 x))) (sqrt (- 1.0 x))) (* (* (* (sqrt (- 1.0 x)) y) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- 1.0 x)) y))) (* (cbrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (cbrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y)))) (cbrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (* (* (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (sqrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (sqrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (* (sqrt (- (pow 1.0 3) (pow x 3))) (* (sqrt (- (pow 1.0 3) (pow x 3))) y)) (* (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x)))) (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x))))) (* (sqrt (- (pow 1.0 3) (pow x 3))) (* (sqrt (- (* 1.0 1.0) (* x x))) y)) (* (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x)))) (sqrt (+ 1.0 x))) (* (sqrt (- (* 1.0 1.0) (* x x))) (* (sqrt (- (pow 1.0 3) (pow x 3))) y)) (* (sqrt (+ 1.0 x)) (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x))))) (* (sqrt (- (* 1.0 1.0) (* x x))) (* (sqrt (- (* 1.0 1.0) (* x x))) y)) (* (sqrt (+ 1.0 x)) (sqrt (+ 1.0 x))) (* (sqrt (- 1.0 x)) (sqrt (- 1.0 x))) (* (cbrt (sqrt (- 1.0 x))) (* (sqrt (- 1.0 x)) y)) (* (sqrt (cbrt (- 1.0 x))) (* (sqrt (- 1.0 x)) y)) (* (sqrt (sqrt (- 1.0 x))) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- (sqrt 1.0) (sqrt x))) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y)) (* (sqrt (sqrt (- 1.0 x))) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- (pow 1.0 3) (pow x 3))) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- (* 1.0 1.0) (* x x))) y)) (* (sqrt (- (pow 1.0 3) (pow x 3))) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- (* 1.0 1.0) (* x x))) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- 1.0 x)) y) (+ (log (sqrt (- 1.0 x))) (log y)) (log (* (sqrt (- 1.0 x)) y)) (exp (* (sqrt (- 1.0 x)) y)) (* (* (* (sqrt (- 1.0 x)) (sqrt (- 1.0 x))) (sqrt (- 1.0 x))) (* (* y y) y)) (* (cbrt (* (sqrt (- 1.0 x)) y)) (cbrt (* (sqrt (- 1.0 x)) y))) (cbrt (* (sqrt (- 1.0 x)) y)) (* (* (* (sqrt (- 1.0 x)) y) (* (sqrt (- 1.0 x)) y)) (* (sqrt (- 1.0 x)) y)) (sqrt (* (sqrt (- 1.0 x)) y)) (sqrt (* (sqrt (- 1.0 x)) y)) (* (sqrt (sqrt (- 1.0 x))) (sqrt y)) (* (sqrt (sqrt (- 1.0 x))) (sqrt y)) (* (sqrt (sqrt (- 1.0 x))) (sqrt y)) (* (sqrt (sqrt (- 1.0 x))) (sqrt y)) (* (sqrt (- 1.0 x)) (* (cbrt y) (cbrt y))) (* (sqrt (- 1.0 x)) (sqrt y)) (* (sqrt (- 1.0 x)) 1) (* (cbrt (sqrt (- 1.0 x))) y) (* (sqrt (cbrt (- 1.0 x))) y) (* (sqrt (sqrt (- 1.0 x))) y) (* (sqrt (- 1.0 x)) y) (* (sqrt (- (sqrt 1.0) (sqrt x))) y) (* (sqrt (- 1.0 x)) y) (* (sqrt (sqrt (- 1.0 x))) y) (* (sqrt (- 1.0 x)) y) (* (sqrt (- (pow 1.0 3) (pow x 3))) y) (* (sqrt (- (* 1.0 1.0) (* x x))) y) (- (* 1.0 y) (* x y)) (- (* 1.0 y) (* x y)) (- (* 1.0 y) (* x y)) (- (* (sqrt 1.0) y) (+ (* 1/2 (/ (* x y) (sqrt 1.0))) (* 1/8 (/ (* (pow x 2) y) (pow (sqrt 1.0) 3))))) (- (+ (* NAN y) (+ (* 1.0 (/ (* NAN y) x)) (* 2 (/ (* (pow NAN 5) y) (pow x 2))))) (+ (/ (* (pow NAN 3) y) x) (* 2.0 (/ (* (pow NAN 3) y) (pow x 2))))) (- (+ (/ (* (pow NAN 3) y) x) (+ (* NAN y) (* 2 (/ (* (pow NAN 5) y) (pow x 2))))) (+ (* 1.0 (/ (* NAN y) x)) (* 2.0 (/ (* (pow NAN 3) y) (pow x 2))))) 0.409 * * [simplify]: iteration 0 : 321 enodes (cost 422 ) 0.415 * * [simplify]: iteration 1 : 1132 enodes (cost 368 ) 0.435 * * [simplify]: iteration 2 : 4811 enodes (cost 364 ) 0.508 * * [simplify]: iteration 3 : 5001 enodes (cost 364 ) 0.510 * [simplify]: Simplified to: (* (- 1.0 x) y) (* (- 1.0 x) y) (+ (log (- 1.0 x)) (log y)) (+ (log (- 1.0 x)) (log y)) (+ (log (- 1.0 x)) (log y)) (pow (exp (- 1.0 x)) y) (pow (* (- 1.0 x) y) 3) (pow (* (- 1.0 x) y) 3) (* (cbrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (cbrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y)))) (cbrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (pow (* (- 1.0 x) y) 3) (sqrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (sqrt (* (sqrt (- 1.0 x)) (* (sqrt (- 1.0 x)) y))) (* (- (pow 1.0 3) (pow x 3)) y) (+ (* x (+ x 1.0)) (* 1.0 1.0)) (* (sqrt (- (pow 1.0 3) (pow x 3))) (* (sqrt (- (* 1.0 1.0) (* x x))) y)) (* (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x)))) (sqrt (+ 1.0 x))) (* (sqrt (- (pow 1.0 3) (pow x 3))) (* (sqrt (- (* 1.0 1.0) (* x x))) y)) (* (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x)))) (sqrt (+ 1.0 x))) (* (- (* 1.0 1.0) (* x x)) y) (+ 1.0 x) (- 1.0 x) (* (cbrt (sqrt (- 1.0 x))) (* (sqrt (- 1.0 x)) y)) (* (sqrt (cbrt (- 1.0 x))) (* (sqrt (- 1.0 x)) y)) (* (sqrt (sqrt (- 1.0 x))) (* (sqrt (- 1.0 x)) y)) (* (- 1.0 x) y) (* (sqrt (- (sqrt 1.0) (sqrt x))) (* (sqrt (- 1.0 x)) y)) (* (- 1.0 x) y) (* (sqrt (sqrt (- 1.0 x))) (* (sqrt (- 1.0 x)) y)) (* (- 1.0 x) y) (* (sqrt (- 1.0 x)) (* (sqrt (- (pow 1.0 3) (pow x 3))) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- (* 1.0 1.0) (* x x))) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- (pow 1.0 3) (pow x 3))) y)) (* (sqrt (- 1.0 x)) (* (sqrt (- (* 1.0 1.0) (* x x))) y)) (* (sqrt (- 1.0 x)) y) (log (* (sqrt (- 1.0 x)) y)) (log (* (sqrt (- 1.0 x)) y)) (exp (* (sqrt (- 1.0 x)) y)) (pow (* (sqrt (- 1.0 x)) y) 3) (* (cbrt (* (sqrt (- 1.0 x)) y)) (cbrt (* (sqrt (- 1.0 x)) y))) (cbrt (* (sqrt (- 1.0 x)) y)) (pow (* (sqrt (- 1.0 x)) y) 3) (sqrt (* (sqrt (- 1.0 x)) y)) (sqrt (* (sqrt (- 1.0 x)) y)) (* (sqrt (sqrt (- 1.0 x))) (sqrt y)) (* (sqrt (sqrt (- 1.0 x))) (sqrt y)) (* (sqrt (sqrt (- 1.0 x))) (sqrt y)) (* (sqrt (sqrt (- 1.0 x))) (sqrt y)) (* (sqrt (- 1.0 x)) (* (cbrt y) (cbrt y))) (* (sqrt (- 1.0 x)) (sqrt y)) (sqrt (- 1.0 x)) (* (cbrt (sqrt (- 1.0 x))) y) (* (sqrt (cbrt (- 1.0 x))) y) (* (sqrt (sqrt (- 1.0 x))) y) (* (sqrt (- 1.0 x)) y) (* (sqrt (- (sqrt 1.0) (sqrt x))) y) (* (sqrt (- 1.0 x)) y) (* (sqrt (sqrt (- 1.0 x))) y) (* (sqrt (- 1.0 x)) y) (* (sqrt (- (pow 1.0 3) (pow x 3))) y) (* (sqrt (- (* 1.0 1.0) (* x x))) y) (* (- 1.0 x) y) (* (- 1.0 x) y) (* (- 1.0 x) y) (- (* (sqrt 1.0) y) (+ (* 1/2 (/ (* x y) (sqrt 1.0))) (* 1/8 (/ (* (pow x 2) y) (pow (sqrt 1.0) 3))))) (- (+ (* 1.0 (/ (* NAN y) x)) (* 2 (/ (* (pow NAN 5) y) (pow x 2)))) (- (* (+ (/ 2.0 x) 1) (/ (* (pow NAN 3) y) x)) (* NAN y))) (+ (* 2 (/ (* (pow NAN 5) y) (pow x 2))) (- (* y (+ NAN (/ (pow NAN 3) x))) (+ (* 1.0 (/ (* NAN y) x)) (* 2.0 (/ (* (pow NAN 3) y) (pow x 2)))))) 0.510 * * * [progress]: adding candidates to table 0.694 * [progress]: [Phase 3 of 3] Extracting. 0.694 * * [regime]: Finding splitpoints for: (# #) 0.694 * * * [regime-changes]: Trying 4 branch expressions: ((+ (* (- 1.0 x) y) (* x z)) z y x) 0.694 * * * * [regimes]: Trying to branch on (+ (* (- 1.0 x) y) (* x z)) from (# #) 0.737 * * * * [regimes]: Trying to branch on z from (# #) 0.778 * * * * [regimes]: Trying to branch on y from (# #) 0.818 * * * * [regimes]: Trying to branch on x from (# #) 0.859 * * * [regime]: Found split indices: #