17.496 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.019 * * * [progress]: [2/2] Setting up program. 0.021 * [progress]: [Phase 2 of 3] Improving. 0.021 * [simplify]: Simplifying using # : (exp (- (- 1.0 (* x x)))) 0.023 * * [simplify]: iteration 0 : 11 enodes (cost 4 ) 0.024 * * [simplify]: iteration 1 : 25 enodes (cost 4 ) 0.026 * * [simplify]: iteration 2 : 47 enodes (cost 4 ) 0.027 * * [simplify]: iteration 3 : 90 enodes (cost 4 ) 0.029 * * [simplify]: iteration 4 : 239 enodes (cost 4 ) 0.033 * * [simplify]: iteration 5 : 805 enodes (cost 4 ) 0.045 * * [simplify]: iteration 6 : 3072 enodes (cost 4 ) 0.080 * * [simplify]: iteration 7 : 5003 enodes (cost 4 ) 0.081 * [simplify]: Simplified to: (exp (- (- 1.0 (* x x)))) 0.081 * * [progress]: iteration 1 / 4 0.081 * * * [progress]: picking best candidate 0.082 * * * * [pick]: Picked # 0.082 * * * [progress]: localizing error 0.088 * * * [progress]: generating rewritten candidates 0.088 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.093 * * * [progress]: generating series expansions 0.093 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.094 * [approximate]: Taking taylor expansion of (exp (- (pow x 2) 1.0)) in (x) around 0 0.094 * [taylor]: Taking taylor expansion of (exp (- (pow x 2) 1.0)) in x 0.094 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x 0.094 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.094 * [taylor]: Taking taylor expansion of x in x 0.094 * [taylor]: Taking taylor expansion of 1.0 in x 0.095 * [taylor]: Taking taylor expansion of (exp (- (pow x 2) 1.0)) in x 0.095 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x 0.095 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.095 * [taylor]: Taking taylor expansion of x in x 0.095 * [taylor]: Taking taylor expansion of 1.0 in x 0.116 * [approximate]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in (x) around 0 0.116 * [taylor]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in x 0.116 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.116 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.116 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.116 * [taylor]: Taking taylor expansion of x in x 0.117 * [taylor]: Taking taylor expansion of 1.0 in x 0.117 * [taylor]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in x 0.117 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.117 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.117 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.117 * [taylor]: Taking taylor expansion of x in x 0.118 * [taylor]: Taking taylor expansion of 1.0 in x 0.118 * [approximate]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in (x) around 0 0.118 * [taylor]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in x 0.118 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.119 * [taylor]: Taking taylor expansion of x in x 0.119 * [taylor]: Taking taylor expansion of 1.0 in x 0.119 * [taylor]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in x 0.119 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.119 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.119 * [taylor]: Taking taylor expansion of x in x 0.120 * [taylor]: Taking taylor expansion of 1.0 in x 0.121 * * * [progress]: simplifying candidates 0.121 * [simplify]: Simplifying using # : (exp (* (cbrt (- (- 1.0 (* x x)))) (cbrt (- (- 1.0 (* x x)))))) (exp (sqrt (- (- 1.0 (* x x))))) (exp 1) (exp -1) (exp (- (* (cbrt (- 1.0 (* x x))) (cbrt (- 1.0 (* x x)))))) (exp (- (sqrt (- 1.0 (* x x))))) (exp (- 1)) (exp (- (+ (sqrt 1.0) x))) (exp (* (cbrt (- 1.0 (* x x))) (cbrt (- 1.0 (* x x))))) (exp (sqrt (- 1.0 (* x x)))) (exp 1) (exp (+ (sqrt 1.0) x)) (exp (- 1.0)) (exp (- (- (* x x)))) (exp (- 1.0)) (exp (- (- (* x x)))) (exp (- 1.0 (* x x))) (exp 0) (exp (- 1.0 (* x x))) (log (exp (- (- 1.0 (* x x))))) (exp (exp (- (- 1.0 (* x x))))) (* (cbrt (exp (- (- 1.0 (* x x))))) (cbrt (exp (- (- 1.0 (* x x)))))) (cbrt (exp (- (- 1.0 (* x x))))) (* (* (exp (- (- 1.0 (* x x)))) (exp (- (- 1.0 (* x x))))) (exp (- (- 1.0 (* x x))))) (sqrt (exp (- (- 1.0 (* x x))))) (sqrt (exp (- (- 1.0 (* x x))))) (+ (* (pow x 2) (exp (- 1.0))) (+ (exp (- 1.0)) (* 1/2 (* (pow x 4) (exp (- 1.0)))))) (exp (- (pow x 2) 1.0)) (exp (- (pow x 2) 1.0)) 0.124 * * [simplify]: iteration 0 : 108 enodes (cost 131 ) 0.126 * * [simplify]: iteration 1 : 298 enodes (cost 119 ) 0.132 * * [simplify]: iteration 2 : 1348 enodes (cost 116 ) 0.164 * * [simplify]: iteration 3 : 5001 enodes (cost 114 ) 0.165 * [simplify]: Simplified to: (exp (* (cbrt (- (- 1.0 (* x x)))) (cbrt (- (- 1.0 (* x x)))))) (exp (sqrt (- (- 1.0 (* x x))))) E (exp -1) (exp (- (* (cbrt (- 1.0 (* x x))) (cbrt (- 1.0 (* x x)))))) (exp (- (sqrt (- 1.0 (* x x))))) (exp -1) (exp (- (+ (sqrt 1.0) x))) (exp (* (cbrt (- 1.0 (* x x))) (cbrt (- 1.0 (* x x))))) (exp (sqrt (- 1.0 (* x x)))) E (exp (+ (sqrt 1.0) x)) (exp (- 1.0)) (exp (pow x 2)) (exp (- 1.0)) (exp (pow x 2)) (exp (- 1.0 (* x x))) 1 (exp (- 1.0 (* x x))) (- (pow x 2) 1.0) (pow E (exp (- (pow x 2) 1.0))) (* (cbrt (exp (- (- 1.0 (* x x))))) (cbrt (exp (- (- 1.0 (* x x)))))) (cbrt (exp (- (- 1.0 (* x x))))) (pow (exp 3) (- (pow x 2) 1.0)) (sqrt (exp (- (- 1.0 (* x x))))) (sqrt (exp (- (- 1.0 (* x x))))) (* (exp (- 1.0)) (+ (+ (pow x 2) 1) (* 1/2 (pow x 4)))) (exp (- (pow x 2) 1.0)) (exp (- (pow x 2) 1.0)) 0.166 * * * [progress]: adding candidates to table 0.214 * * [progress]: iteration 2 / 4 0.214 * * * [progress]: picking best candidate 0.215 * * * * [pick]: Picked # 0.216 * * * [progress]: localizing error 0.222 * * * [progress]: generating rewritten candidates 0.222 * * * [progress]: generating series expansions 0.222 * * * [progress]: simplifying candidates 0.222 * [simplify]: Simplifying using # : 0.224 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.224 * [simplify]: Simplified to: 0.224 * * * [progress]: adding candidates to table 0.225 * [progress]: [Phase 3 of 3] Extracting. 0.226 * [simplify]: Simplifying using # : (pow (exp -1) (- 1.0 (* x x))) 0.227 * * [simplify]: iteration 0 : 7 enodes (cost 4 ) 0.227 * [simplify]: Simplified to: (pow (exp -1) (- 1.0 (* x x))) 0.815 * [regime-testing]: End program error score: 0.024312523633396043