0.710 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.054 * * * [progress]: [2/2] Setting up program. 0.057 * [progress]: [Phase 2 of 3] Improving. 0.057 * [simplify]: Simplifying: (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0) 0.057 * * [simplify]: Extracting # 0 : cost 0 0.057 * * [simplify]: Extracting # 1 : cost 0 0.057 * * [simplify]: Extracting # 2 : cost 0 0.057 * * [simplify]: Extracting # 3 : cost 0 0.057 * * [simplify]: Extracting # 4 : cost 0 0.057 * * [simplify]: Extracting # 5 : cost 0 0.057 * * [simplify]: Extracting # 6 : cost 0 0.057 * * [simplify]: Extracting # 7 : cost 0 0.057 * * [simplify]: iteration 0 : 9 enodes (cost 10 ) 0.059 * * [simplify]: Extracting # 0 : cost 0 0.059 * * [simplify]: Extracting # 1 : cost 0 0.059 * * [simplify]: Extracting # 2 : cost 0 0.059 * * [simplify]: iteration 1 : 15 enodes (cost 10 ) 0.061 * * [simplify]: Extracting # 0 : cost 0 0.061 * * [simplify]: Extracting # 1 : cost 0 0.062 * * [simplify]: Extracting # 2 : cost 0 0.062 * * [simplify]: Extracting # 3 : cost 0 0.062 * * [simplify]: Extracting # 4 : cost 0 0.062 * * [simplify]: Extracting # 5 : cost 0 0.062 * * [simplify]: Extracting # 6 : cost 0 0.062 * * [simplify]: iteration 2 : 22 enodes (cost 10 ) 0.065 * * [simplify]: Extracting # 0 : cost 0 0.065 * * [simplify]: Extracting # 1 : cost 0 0.065 * * [simplify]: Extracting # 2 : cost 0 0.065 * * [simplify]: Extracting # 3 : cost 0 0.066 * * [simplify]: Extracting # 4 : cost 0 0.066 * * [simplify]: iteration 3 : 31 enodes (cost 10 ) 0.071 * * [simplify]: Extracting # 0 : cost 0 0.071 * * [simplify]: Extracting # 1 : cost 0 0.072 * * [simplify]: Extracting # 2 : cost 0 0.072 * * [simplify]: Extracting # 3 : cost 0 0.072 * * [simplify]: Extracting # 4 : cost 0 0.072 * * [simplify]: iteration 4 : 55 enodes (cost 10 ) 0.094 * * [simplify]: Extracting # 0 : cost 0 0.095 * * [simplify]: Extracting # 1 : cost 0 0.095 * * [simplify]: Extracting # 2 : cost 0 0.095 * * [simplify]: Extracting # 3 : cost 0 0.095 * * [simplify]: Extracting # 4 : cost 0 0.096 * * [simplify]: iteration 5 : 120 enodes (cost 10 ) 0.159 * * [simplify]: Extracting # 0 : cost 0 0.159 * * [simplify]: Extracting # 1 : cost 0 0.159 * * [simplify]: Extracting # 2 : cost 0 0.160 * * [simplify]: Extracting # 3 : cost 0 0.160 * * [simplify]: Extracting # 4 : cost 0 0.160 * * [simplify]: iteration 6 : 278 enodes (cost 10 ) 0.391 * * [simplify]: Extracting # 0 : cost 0 0.392 * * [simplify]: Extracting # 1 : cost 0 0.392 * * [simplify]: Extracting # 2 : cost 0 0.393 * * [simplify]: Extracting # 3 : cost 0 0.393 * * [simplify]: Extracting # 4 : cost 0 0.394 * * [simplify]: iteration 7 : 819 enodes (cost 10 ) 2.020 * * [simplify]: Extracting # 0 : cost 0 2.022 * * [simplify]: Extracting # 1 : cost 0 2.024 * * [simplify]: Extracting # 2 : cost 0 2.029 * * [simplify]: Extracting # 3 : cost 0 2.031 * * [simplify]: Extracting # 4 : cost 0 2.033 * * [simplify]: Extracting # 5 : cost 0 2.035 * * [simplify]: iteration 8 : 3019 enodes (cost 10 ) 3.327 * * [simplify]: Extracting # 0 : cost 0 3.331 * * [simplify]: Extracting # 1 : cost 0 3.336 * * [simplify]: Extracting # 2 : cost 0 3.341 * * [simplify]: Extracting # 3 : cost 0 3.357 * * [simplify]: iteration done: 5001 enodes (cost 10 ) 3.358 * [simplify]: Simplified to: (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0) 3.358 * * [progress]: iteration 1 / 4 3.358 * * * [progress]: picking best candidate 3.362 * * * * [pick]: Picked # 3.362 * * * [progress]: localizing error 3.379 * * * [progress]: generating rewritten candidates 3.379 * * * * [progress]: [ 1 / 3 ] rewriting at (2) 3.525 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1) 3.554 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 2) 3.586 * * * [progress]: generating series expansions 3.586 * * * * [progress]: [ 1 / 3 ] generating series at (2) 3.587 * [backup-simplify]: Simplify (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0) into (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) 3.587 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in (x) around 0 3.589 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in x 3.589 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x 3.589 * [taylor]: Taking taylor expansion of 2.0 in x 3.589 * [backup-simplify]: Simplify 2.0 into 2.0 3.589 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x 3.589 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x 3.589 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x 3.589 * [taylor]: Taking taylor expansion of (* -2.0 x) in x 3.589 * [taylor]: Taking taylor expansion of -2.0 in x 3.589 * [backup-simplify]: Simplify -2.0 into -2.0 3.589 * [taylor]: Taking taylor expansion of x in x 3.589 * [backup-simplify]: Simplify 0 into 0 3.589 * [backup-simplify]: Simplify 1 into 1 3.591 * [backup-simplify]: Simplify (* -2.0 0) into 0 3.592 * [backup-simplify]: Simplify (+ (* -2.0 1) (* 0 0)) into (- 2.0) 3.592 * [backup-simplify]: Simplify (exp 0) into 1 3.592 * [taylor]: Taking taylor expansion of 1.0 in x 3.593 * [backup-simplify]: Simplify 1.0 into 1.0 3.594 * [backup-simplify]: Simplify (+ 1 1.0) into 2.0 3.594 * [backup-simplify]: Simplify (/ 1 2.0) into 0.5 3.594 * [taylor]: Taking taylor expansion of 1.0 in x 3.594 * [backup-simplify]: Simplify 1.0 into 1.0 3.594 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in x 3.594 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x 3.594 * [taylor]: Taking taylor expansion of 2.0 in x 3.594 * [backup-simplify]: Simplify 2.0 into 2.0 3.594 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x 3.594 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x 3.594 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x 3.594 * [taylor]: Taking taylor expansion of (* -2.0 x) in x 3.594 * [taylor]: Taking taylor expansion of -2.0 in x 3.594 * [backup-simplify]: Simplify -2.0 into -2.0 3.594 * [taylor]: Taking taylor expansion of x in x 3.594 * [backup-simplify]: Simplify 0 into 0 3.594 * [backup-simplify]: Simplify 1 into 1 3.595 * [backup-simplify]: Simplify (* -2.0 0) into 0 3.596 * [backup-simplify]: Simplify (+ (* -2.0 1) (* 0 0)) into (- 2.0) 3.596 * [backup-simplify]: Simplify (exp 0) into 1 3.596 * [taylor]: Taking taylor expansion of 1.0 in x 3.596 * [backup-simplify]: Simplify 1.0 into 1.0 3.597 * [backup-simplify]: Simplify (+ 1 1.0) into 2.0 3.597 * [backup-simplify]: Simplify (/ 1 2.0) into 0.5 3.597 * [taylor]: Taking taylor expansion of 1.0 in x 3.597 * [backup-simplify]: Simplify 1.0 into 1.0 3.598 * [backup-simplify]: Simplify (* 2.0 0.5) into 1.0 3.598 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 3.598 * [backup-simplify]: Simplify (+ 1.0 (- 1.0)) into 0 3.598 * [backup-simplify]: Simplify 0 into 0 3.602 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow (- 2.0) 1) 1)))) into -2.0 3.602 * [backup-simplify]: Simplify (+ -2.0 0) into (- 2.0) 3.604 * [backup-simplify]: Simplify (- (+ (* 0.5 (/ (- 2.0) 2.0)))) into 0.5 3.604 * [backup-simplify]: Simplify (+ (* 2.0 0.5) (* 0 0.5)) into 1.0 3.605 * [backup-simplify]: Simplify (- 0) into 0 3.605 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 3.605 * [backup-simplify]: Simplify 1.0 into 1.0 3.606 * [backup-simplify]: Simplify (+ (* -2.0 0) (+ (* 0 1) (* 0 0))) into 0 3.610 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow (- 2.0) 2) 2)) (* (/ (pow 0 1) 1)))) into 2.0 3.610 * [backup-simplify]: Simplify (+ 2.0 0) into 2.0 3.612 * [backup-simplify]: Simplify (- (+ (* 0.5 (/ 2.0 2.0)) (* 0.5 (/ (- 2.0) 2.0)))) into 0 3.613 * [backup-simplify]: Simplify (+ (* 2.0 0) (+ (* 0 0.5) (* 0 0.5))) into 0 3.613 * [backup-simplify]: Simplify (- 0) into 0 3.613 * [backup-simplify]: Simplify (+ 0 0) into 0 3.613 * [backup-simplify]: Simplify 0 into 0 3.614 * [backup-simplify]: Simplify (+ (* -2.0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0 3.620 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow (- 2.0) 3) 6)) (* (/ (pow (- 2.0) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into -1.3333333333333333 3.620 * [backup-simplify]: Simplify (+ -1.3333333333333333 0) into (- 1.3333333333333333) 3.624 * [backup-simplify]: Simplify (- (+ (* 0.5 (/ (- 1.3333333333333333) 2.0)) (* 0.5 (/ 2.0 2.0)) (* 0 (/ (- 2.0) 2.0)))) into (- 0.16666666666666669) 3.626 * [backup-simplify]: Simplify (+ (* 2.0 (- 0.16666666666666669)) (+ (* 0 0) (+ (* 0 0.5) (* 0 0.5)))) into (- 0.33333333333333337) 3.626 * [backup-simplify]: Simplify (- 0) into 0 3.627 * [backup-simplify]: Simplify (+ (- 0.33333333333333337) 0) into (- 0.33333333333333337) 3.627 * [backup-simplify]: Simplify (- 0.33333333333333337) into (- 0.33333333333333337) 3.628 * [backup-simplify]: Simplify (+ (* -2.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0 3.644 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow (- 2.0) 4) 24)) (* (/ (pow (- 2.0) 2) 2) (/ (pow 0 1) 1)) (* (/ (pow (- 2.0) 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0.6666666666666666 3.645 * [backup-simplify]: Simplify (+ 0.6666666666666666 0) into 0.6666666666666666 3.655 * [backup-simplify]: Simplify (- (+ (* 0.5 (/ 0.6666666666666666 2.0)) (* 0.5 (/ (- 1.3333333333333333) 2.0)) (* 0 (/ 2.0 2.0)) (* (- 0.16666666666666669) (/ (- 2.0) 2.0)))) into (- 2.7755575615628914e-17) 3.659 * [backup-simplify]: Simplify (+ (* 2.0 (- 2.7755575615628914e-17)) (+ (* 0 (- 0.16666666666666669)) (+ (* 0 0) (+ (* 0 0.5) (* 0 0.5))))) into (- 5.551115123125783e-17) 3.660 * [backup-simplify]: Simplify (- 0) into 0 3.661 * [backup-simplify]: Simplify (+ (- 5.551115123125783e-17) 0) into (- 5.551115123125783e-17) 3.661 * [backup-simplify]: Simplify (- 5.551115123125783e-17) into (- 5.551115123125783e-17)