7.684 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.012 * * * [progress]: [2/2] Setting up program. 0.013 * [progress]: [Phase 2 of 3] Improving. 0.014 * [simplify]: Simplifying using # : (* x (- 1.0 y)) 0.016 * * [simplify]: iteration 0 : 8 enodes (cost 2 ) 0.018 * * [simplify]: iteration 1 : 15 enodes (cost 2 ) 0.020 * * [simplify]: iteration 2 : 21 enodes (cost 2 ) 0.022 * * [simplify]: iteration 3 : 26 enodes (cost 2 ) 0.024 * * [simplify]: iteration 4 : 26 enodes (cost 2 ) 0.024 * [simplify]: Simplified to: (* x (- 1.0 y)) 0.024 * * [progress]: iteration 1 / 4 0.024 * * * [progress]: picking best candidate 0.026 * * * * [pick]: Picked # 0.026 * * * [progress]: localizing error 0.033 * * * [progress]: generating rewritten candidates 0.034 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.041 * * * [progress]: generating series expansions 0.041 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.041 * [approximate]: Taking taylor expansion of (* (- 1.0 y) x) in (x y) around 0 0.041 * [taylor]: Taking taylor expansion of (* (- 1.0 y) x) in y 0.042 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.042 * [taylor]: Taking taylor expansion of 1.0 in y 0.042 * [taylor]: Taking taylor expansion of y in y 0.042 * [taylor]: Taking taylor expansion of x in y 0.042 * [taylor]: Taking taylor expansion of (* (- 1.0 y) x) in x 0.042 * [taylor]: Taking taylor expansion of (- 1.0 y) in x 0.042 * [taylor]: Taking taylor expansion of 1.0 in x 0.042 * [taylor]: Taking taylor expansion of y in x 0.042 * [taylor]: Taking taylor expansion of x in x 0.042 * [taylor]: Taking taylor expansion of (* (- 1.0 y) x) in x 0.042 * [taylor]: Taking taylor expansion of (- 1.0 y) in x 0.042 * [taylor]: Taking taylor expansion of 1.0 in x 0.042 * [taylor]: Taking taylor expansion of y in x 0.042 * [taylor]: Taking taylor expansion of x in x 0.042 * [taylor]: Taking taylor expansion of 0 in y 0.043 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.043 * [taylor]: Taking taylor expansion of 1.0 in y 0.043 * [taylor]: Taking taylor expansion of y in y 0.045 * [taylor]: Taking taylor expansion of 0 in y 0.047 * [taylor]: Taking taylor expansion of 0 in y 0.048 * [taylor]: Taking taylor expansion of 0 in y 0.048 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in (x y) around 0 0.048 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in y 0.048 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 0.049 * [taylor]: Taking taylor expansion of 1.0 in y 0.049 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.049 * [taylor]: Taking taylor expansion of y in y 0.049 * [taylor]: Taking taylor expansion of x in y 0.049 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x 0.049 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x 0.050 * [taylor]: Taking taylor expansion of 1.0 in x 0.050 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.050 * [taylor]: Taking taylor expansion of y in x 0.050 * [taylor]: Taking taylor expansion of x in x 0.050 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x 0.050 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x 0.050 * [taylor]: Taking taylor expansion of 1.0 in x 0.050 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.050 * [taylor]: Taking taylor expansion of y in x 0.050 * [taylor]: Taking taylor expansion of x in x 0.050 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 0.050 * [taylor]: Taking taylor expansion of 1.0 in y 0.050 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.050 * [taylor]: Taking taylor expansion of y in y 0.052 * [taylor]: Taking taylor expansion of 0 in y 0.055 * [taylor]: Taking taylor expansion of 0 in y 0.058 * [taylor]: Taking taylor expansion of 0 in y 0.061 * [taylor]: Taking taylor expansion of 0 in y 0.061 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in (x y) around 0 0.061 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in y 0.061 * [taylor]: Taking taylor expansion of -1 in y 0.061 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y 0.061 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.061 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.061 * [taylor]: Taking taylor expansion of y in y 0.062 * [taylor]: Taking taylor expansion of 1.0 in y 0.062 * [taylor]: Taking taylor expansion of x in y 0.062 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x 0.062 * [taylor]: Taking taylor expansion of -1 in x 0.062 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.062 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.062 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.062 * [taylor]: Taking taylor expansion of y in x 0.062 * [taylor]: Taking taylor expansion of 1.0 in x 0.062 * [taylor]: Taking taylor expansion of x in x 0.062 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x 0.062 * [taylor]: Taking taylor expansion of -1 in x 0.062 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x 0.062 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 0.062 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.062 * [taylor]: Taking taylor expansion of y in x 0.062 * [taylor]: Taking taylor expansion of 1.0 in x 0.062 * [taylor]: Taking taylor expansion of x in x 0.063 * [taylor]: Taking taylor expansion of (* -1 (+ (/ 1 y) 1.0)) in y 0.063 * [taylor]: Taking taylor expansion of -1 in y 0.063 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.063 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.063 * [taylor]: Taking taylor expansion of y in y 0.063 * [taylor]: Taking taylor expansion of 1.0 in y 0.065 * [taylor]: Taking taylor expansion of 0 in y 0.069 * [taylor]: Taking taylor expansion of 0 in y 0.073 * [taylor]: Taking taylor expansion of 0 in y 0.077 * [taylor]: Taking taylor expansion of 0 in y 0.078 * * * [progress]: simplifying candidates 0.078 * [simplify]: Simplifying using # : (* x (- 1.0 y)) (+ (log x) (log (- 1.0 y))) (log (* x (- 1.0 y))) (exp (* x (- 1.0 y))) (* (* (* x x) x) (* (* (- 1.0 y) (- 1.0 y)) (- 1.0 y))) (* (cbrt (* x (- 1.0 y))) (cbrt (* x (- 1.0 y)))) (cbrt (* x (- 1.0 y))) (* (* (* x (- 1.0 y)) (* x (- 1.0 y))) (* x (- 1.0 y))) (sqrt (* x (- 1.0 y))) (sqrt (* x (- 1.0 y))) (* (sqrt x) (sqrt (- 1.0 y))) (* (sqrt x) (sqrt (- 1.0 y))) (* x 1.0) (* x (- y)) (* x 1.0) (* x (- y)) (* 1.0 x) (* (- y) x) (* 1.0 x) (* (- y) x) (* x (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y)))) (* x (sqrt (- 1.0 y))) (* x 1) (* x (+ (sqrt 1.0) (sqrt y))) (* x 1) (* (cbrt x) (- 1.0 y)) (* (sqrt x) (- 1.0 y)) (* x (- 1.0 y)) (* x (- (pow 1.0 3) (pow y 3))) (* x (- (* 1.0 1.0) (* y y))) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) 0.083 * * [simplify]: iteration 0 : 112 enodes (cost 101 ) 0.087 * * [simplify]: iteration 1 : 437 enodes (cost 88 ) 0.097 * * [simplify]: iteration 2 : 1550 enodes (cost 88 ) 0.124 * * [simplify]: iteration 3 : 5001 enodes (cost 88 ) 0.126 * [simplify]: Simplified to: (* x (- 1.0 y)) (log (* x (- 1.0 y))) (log (* x (- 1.0 y))) (exp (* x (- 1.0 y))) (pow (* x (- 1.0 y)) 3) (* (cbrt (* x (- 1.0 y))) (cbrt (* x (- 1.0 y)))) (cbrt (* x (- 1.0 y))) (pow (* x (- 1.0 y)) 3) (sqrt (* x (- 1.0 y))) (sqrt (* x (- 1.0 y))) (* (sqrt x) (sqrt (- 1.0 y))) (* (sqrt x) (sqrt (- 1.0 y))) (* x 1.0) (* x (- y)) (* x 1.0) (* x (- y)) (* x 1.0) (* x (- y)) (* x 1.0) (* x (- y)) (* x (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y)))) (* x (sqrt (- 1.0 y))) x (* x (+ (sqrt 1.0) (sqrt y))) x (* (cbrt x) (- 1.0 y)) (* (sqrt x) (- 1.0 y)) (* x (- 1.0 y)) (* x (- (pow 1.0 3) (pow y 3))) (* x (- (* 1.0 1.0) (* y y))) (* x (- 1.0 y)) (* x (- 1.0 y)) (* x (- 1.0 y)) 0.126 * * * [progress]: adding candidates to table 0.167 * * [progress]: iteration 2 / 4 0.167 * * * [progress]: picking best candidate 0.169 * * * * [pick]: Picked # 0.169 * * * [progress]: localizing error 0.175 * * * [progress]: generating rewritten candidates 0.175 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.180 * * * [progress]: generating series expansions 0.180 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.180 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in (x y) around 0 0.180 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in y 0.180 * [taylor]: Taking taylor expansion of (* 1.0 x) in y 0.180 * [taylor]: Taking taylor expansion of 1.0 in y 0.180 * [taylor]: Taking taylor expansion of x in y 0.180 * [taylor]: Taking taylor expansion of (* x y) in y 0.180 * [taylor]: Taking taylor expansion of x in y 0.180 * [taylor]: Taking taylor expansion of y in y 0.180 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x 0.180 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 0.180 * [taylor]: Taking taylor expansion of 1.0 in x 0.180 * [taylor]: Taking taylor expansion of x in x 0.180 * [taylor]: Taking taylor expansion of (* x y) in x 0.180 * [taylor]: Taking taylor expansion of x in x 0.180 * [taylor]: Taking taylor expansion of y in x 0.180 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x 0.180 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 0.180 * [taylor]: Taking taylor expansion of 1.0 in x 0.180 * [taylor]: Taking taylor expansion of x in x 0.180 * [taylor]: Taking taylor expansion of (* x y) in x 0.180 * [taylor]: Taking taylor expansion of x in x 0.180 * [taylor]: Taking taylor expansion of y in x 0.182 * [taylor]: Taking taylor expansion of 0 in y 0.183 * [taylor]: Taking taylor expansion of (- 1.0 y) in y 0.183 * [taylor]: Taking taylor expansion of 1.0 in y 0.183 * [taylor]: Taking taylor expansion of y in y 0.187 * [taylor]: Taking taylor expansion of 0 in y 0.189 * [taylor]: Taking taylor expansion of 0 in y 0.192 * [taylor]: Taking taylor expansion of 0 in y 0.193 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in (x y) around 0 0.193 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y 0.193 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 0.193 * [taylor]: Taking taylor expansion of 1.0 in y 0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.193 * [taylor]: Taking taylor expansion of x in y 0.193 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.193 * [taylor]: Taking taylor expansion of (* x y) in y 0.193 * [taylor]: Taking taylor expansion of x in y 0.193 * [taylor]: Taking taylor expansion of y in y 0.193 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 0.193 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 0.193 * [taylor]: Taking taylor expansion of 1.0 in x 0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.193 * [taylor]: Taking taylor expansion of x in x 0.194 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.194 * [taylor]: Taking taylor expansion of (* x y) in x 0.194 * [taylor]: Taking taylor expansion of x in x 0.194 * [taylor]: Taking taylor expansion of y in x 0.194 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x 0.194 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 0.194 * [taylor]: Taking taylor expansion of 1.0 in x 0.194 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.194 * [taylor]: Taking taylor expansion of x in x 0.194 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.194 * [taylor]: Taking taylor expansion of (* x y) in x 0.194 * [taylor]: Taking taylor expansion of x in x 0.195 * [taylor]: Taking taylor expansion of y in x 0.195 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y 0.196 * [taylor]: Taking taylor expansion of 1.0 in y 0.196 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.196 * [taylor]: Taking taylor expansion of y in y 0.198 * [taylor]: Taking taylor expansion of 0 in y 0.202 * [taylor]: Taking taylor expansion of 0 in y 0.206 * [taylor]: Taking taylor expansion of 0 in y 0.210 * [taylor]: Taking taylor expansion of 0 in y 0.210 * [approximate]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in (x y) around 0 0.211 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in y 0.211 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))) in y 0.211 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.211 * [taylor]: Taking taylor expansion of (* x y) in y 0.211 * [taylor]: Taking taylor expansion of x in y 0.211 * [taylor]: Taking taylor expansion of y in y 0.211 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y 0.211 * [taylor]: Taking taylor expansion of 1.0 in y 0.211 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.211 * [taylor]: Taking taylor expansion of x in y 0.211 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in x 0.211 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))) in x 0.211 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.211 * [taylor]: Taking taylor expansion of (* x y) in x 0.211 * [taylor]: Taking taylor expansion of x in x 0.211 * [taylor]: Taking taylor expansion of y in x 0.212 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 0.212 * [taylor]: Taking taylor expansion of 1.0 in x 0.212 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.212 * [taylor]: Taking taylor expansion of x in x 0.212 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in x 0.212 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))) in x 0.212 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.212 * [taylor]: Taking taylor expansion of (* x y) in x 0.212 * [taylor]: Taking taylor expansion of x in x 0.212 * [taylor]: Taking taylor expansion of y in x 0.212 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 0.212 * [taylor]: Taking taylor expansion of 1.0 in x 0.212 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.212 * [taylor]: Taking taylor expansion of x in x 0.213 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1.0)) in y 0.213 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 0.213 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.213 * [taylor]: Taking taylor expansion of y in y 0.214 * [taylor]: Taking taylor expansion of 1.0 in y 0.216 * [taylor]: Taking taylor expansion of 0 in y 0.220 * [taylor]: Taking taylor expansion of 0 in y 0.224 * [taylor]: Taking taylor expansion of 0 in y 0.228 * [taylor]: Taking taylor expansion of 0 in y 0.229 * * * [progress]: simplifying candidates 0.229 * [simplify]: Simplifying using # : (* (exp (* x 1.0)) (exp (* x (- y)))) (log (+ (* x 1.0) (* x (- y)))) (exp (+ (* x 1.0) (* x (- y)))) (* (cbrt (+ (* x 1.0) (* x (- y)))) (cbrt (+ (* x 1.0) (* x (- y))))) (cbrt (+ (* x 1.0) (* x (- y)))) (* (* (+ (* x 1.0) (* x (- y))) (+ (* x 1.0) (* x (- y)))) (+ (* x 1.0) (* x (- y)))) (sqrt (+ (* x 1.0) (* x (- y)))) (sqrt (+ (* x 1.0) (* x (- y)))) (+ (pow (* x 1.0) 3) (pow (* x (- y)) 3)) (+ (* (* x 1.0) (* x 1.0)) (- (* (* x (- y)) (* x (- y))) (* (* x 1.0) (* x (- y))))) (- (* (* x 1.0) (* x 1.0)) (* (* x (- y)) (* x (- y)))) (- (* x 1.0) (* x (- y))) (+ 1.0 (- y)) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) (- (* 1.0 x) (* x y)) 0.233 * * [simplify]: iteration 0 : 104 enodes (cost 93 ) 0.238 * * [simplify]: iteration 1 : 419 enodes (cost 70 ) 0.251 * * [simplify]: iteration 2 : 1910 enodes (cost 66 ) 0.303 * * [simplify]: iteration 3 : 5001 enodes (cost 65 ) 0.305 * [simplify]: Simplified to: (pow (exp x) (- 1.0 y)) (+ (log x) (log (- 1.0 y))) (pow (exp x) (- 1.0 y)) (* (cbrt (+ (* x 1.0) (* x (- y)))) (cbrt (+ (* x 1.0) (* x (- y))))) (cbrt (+ (* x 1.0) (* x (- y)))) (pow (* (- 1.0 y) x) 3) (sqrt (+ (* x 1.0) (* x (- y)))) (sqrt (+ (* x 1.0) (* x (- y)))) (- (pow (* x 1.0) 3) (pow (* x y) 3)) (* x (+ (* 1.0 (* x 1.0)) (* y (* x (+ 1.0 y))))) (* (* x x) (- (* 1.0 1.0) (* y y))) (* x (+ 1.0 y)) (- 1.0 y) (* (- 1.0 y) x) (* (- 1.0 y) x) (* (- 1.0 y) x) 0.305 * * * [progress]: adding candidates to table 0.336 * [progress]: [Phase 3 of 3] Extracting. 0.336 * * [regime]: Finding splitpoints for: (# #) 0.336 * * * [regime-changes]: Trying 4 branch expressions: ((- 1.0 y) (* x (- 1.0 y)) y x) 0.336 * * * * [regimes]: Trying to branch on (- 1.0 y) from (# #) 0.346 * * * * [regimes]: Trying to branch on (* x (- 1.0 y)) from (# #) 0.358 * * * * [regimes]: Trying to branch on y from (# #) 0.369 * * * * [regimes]: Trying to branch on x from (# #) 0.384 * * * [regime]: Found split indices: #