5.798 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.020 * * * [progress]: [2/2] Setting up program. 0.022 * [progress]: [Phase 2 of 3] Improving. 0.022 * [simplify]: Simplifying using # : (exp (- (- 1.0 (* x x)))) 0.024 * * [simplify]: iteration 0 : 11 enodes (cost 4 ) 0.025 * * [simplify]: iteration 1 : 25 enodes (cost 4 ) 0.027 * * [simplify]: iteration 2 : 49 enodes (cost 4 ) 0.028 * * [simplify]: iteration 3 : 96 enodes (cost 4 ) 0.030 * * [simplify]: iteration 4 : 253 enodes (cost 4 ) 0.034 * * [simplify]: iteration 5 : 821 enodes (cost 4 ) 0.047 * * [simplify]: iteration 6 : 3115 enodes (cost 4 ) 0.085 * * [simplify]: iteration 7 : 5001 enodes (cost 4 ) 0.086 * [simplify]: Simplified to: (exp (- (- 1.0 (* x x)))) 0.086 * * [progress]: iteration 1 / 4 0.086 * * * [progress]: picking best candidate 0.088 * * * * [pick]: Picked # 0.088 * * * [progress]: localizing error 0.094 * * * [progress]: generating rewritten candidates 0.094 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.100 * * * [progress]: generating series expansions 0.100 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.100 * [approximate]: Taking taylor expansion of (exp (- (pow x 2) 1.0)) in (x) around 0 0.100 * [taylor]: Taking taylor expansion of (exp (- (pow x 2) 1.0)) in x 0.100 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x 0.100 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.100 * [taylor]: Taking taylor expansion of x in x 0.100 * [taylor]: Taking taylor expansion of 1.0 in x 0.103 * [taylor]: Taking taylor expansion of (exp (- (pow x 2) 1.0)) in x 0.103 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x 0.103 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.103 * [taylor]: Taking taylor expansion of x in x 0.103 * [taylor]: Taking taylor expansion of 1.0 in x 0.120 * [approximate]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in (x) around 0 0.121 * [taylor]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in x 0.121 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.121 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.121 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.121 * [taylor]: Taking taylor expansion of x in x 0.121 * [taylor]: Taking taylor expansion of 1.0 in x 0.122 * [taylor]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in x 0.122 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.122 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.122 * [taylor]: Taking taylor expansion of x in x 0.122 * [taylor]: Taking taylor expansion of 1.0 in x 0.123 * [approximate]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in (x) around 0 0.123 * [taylor]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in x 0.123 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.123 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.123 * [taylor]: Taking taylor expansion of x in x 0.124 * [taylor]: Taking taylor expansion of 1.0 in x 0.124 * [taylor]: Taking taylor expansion of (exp (- (/ 1 (pow x 2)) 1.0)) in x 0.124 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x 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 * [taylor]: Taking taylor expansion of 1.0 in x 0.125 * * * [progress]: simplifying candidates 0.126 * [simplify]: Simplifying using # : (expm1 (exp (- (- 1.0 (* x x))))) (log1p (exp (- (- 1.0 (* x x))))) (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 (- (fma (* (cbrt 1.0) (cbrt 1.0)) (cbrt 1.0) (- (* x x))))) (exp (- (fma (- x) x (* x x)))) (exp (- (fma (sqrt 1.0) (sqrt 1.0) (- (* x x))))) (exp (- (fma (- x) x (* x x)))) (exp (- (fma 1 1.0 (- (* x x))))) (exp (- (fma (- x) x (* x 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)) 0.129 * * [simplify]: iteration 0 : 140 enodes (cost 176 ) 0.131 * * [simplify]: iteration 1 : 392 enodes (cost 156 ) 0.139 * * [simplify]: iteration 2 : 1701 enodes (cost 140 ) 0.185 * * [simplify]: iteration 3 : 5001 enodes (cost 133 ) 0.186 * [simplify]: Simplified to: (expm1 (exp (- (- 1.0 (* x x))))) (log1p (exp (- (- 1.0 (* x x))))) (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 (- (pow x 2) 1.0)) 1 (exp (- (pow x 2) 1.0)) 1 (exp (- (pow x 2) 1.0)) 1 (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) (exp (exp (- (- 1.0 (* x x))))) (* (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) (fma 1/2 (pow x 4) 1))) (exp (- (pow x 2) 1.0)) (exp (- (pow x 2) 1.0)) 0.187 * * * [progress]: adding candidates to table 0.247 * * [progress]: iteration 2 / 4 0.247 * * * [progress]: picking best candidate 0.249 * * * * [pick]: Picked # 0.249 * * * [progress]: localizing error 0.255 * * * [progress]: generating rewritten candidates 0.255 * * * [progress]: generating series expansions 0.255 * * * [progress]: simplifying candidates 0.255 * [simplify]: Simplifying using # : 0.257 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.257 * [simplify]: Simplified to: 0.257 * * * [progress]: adding candidates to table 0.258 * [progress]: [Phase 3 of 3] Extracting. 0.259 * [simplify]: Simplifying using # : (pow (exp -1) (- 1.0 (* x x))) 0.260 * * [simplify]: iteration 0 : 7 enodes (cost 4 ) 0.260 * [simplify]: Simplified to: (pow (exp -1) (- 1.0 (* x x))) 0.857 * [regime-testing]: End program error score: 0.024312523633396043