15.220 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.043 * * * [progress]: [2/2] Setting up program. 0.046 * [progress]: [Phase 2 of 3] Improving. 0.046 * [simplify]: Simplifying using # : (- (/ x x) (* (/ 1.0 x) (sqrt (* x x)))) 0.047 * * [simplify]: iteration 0 : 8 enodes (cost 12 ) 0.048 * * [simplify]: iteration 1 : 15 enodes (cost 8 ) 0.050 * * [simplify]: iteration 2 : 29 enodes (cost 8 ) 0.053 * * [simplify]: iteration 3 : 40 enodes (cost 8 ) 0.057 * * [simplify]: iteration 4 : 47 enodes (cost 8 ) 0.062 * * [simplify]: iteration 5 : 53 enodes (cost 8 ) 0.067 * * [simplify]: iteration 6 : 56 enodes (cost 8 ) 0.073 * * [simplify]: iteration done : 56 enodes (cost 8 ) 0.073 * [simplify]: Simplified to: (- 1 (* (fabs x) (/ 1.0 x))) 0.078 * * [progress]: iteration 1 / 4 0.078 * * * [progress]: picking best candidate 0.080 * * * * [pick]: Picked # 0.080 * * * [progress]: localizing error 0.086 * * * [progress]: generating rewritten candidates 0.086 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 0.089 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2) 0.097 * * * [progress]: generating series expansions 0.097 * * * * [progress]: [ 1 / 2 ] generating series at (2) 0.098 * [approximate]: Taking taylor expansion of (- 1 (* 1.0 (/ (fabs x) x))) in (x) around 0 0.098 * [taylor]: Taking taylor expansion of (- 1 (* 1.0 (/ (fabs x) x))) in x 0.098 * [taylor]: Taking taylor expansion of 1 in x 0.098 * [taylor]: Taking taylor expansion of (* 1.0 (/ (fabs x) x)) in x 0.098 * [taylor]: Taking taylor expansion of 1.0 in x 0.098 * [taylor]: Taking taylor expansion of (/ (fabs x) x) in x 0.098 * [taylor]: Taking taylor expansion of (fabs x) in x 0.098 * [taylor]: Taking taylor expansion of x in x 0.098 * [taylor]: Taking taylor expansion of (- 1 (* 1.0 (/ (fabs x) x))) in x 0.098 * [taylor]: Taking taylor expansion of 1 in x 0.098 * [taylor]: Taking taylor expansion of (* 1.0 (/ (fabs x) x)) in x 0.098 * [taylor]: Taking taylor expansion of 1.0 in x 0.098 * [taylor]: Taking taylor expansion of (/ (fabs x) x) in x 0.098 * [taylor]: Taking taylor expansion of (fabs x) in x 0.098 * [taylor]: Taking taylor expansion of x in x 0.100 * [approximate]: Taking taylor expansion of (- 1 (* 1.0 (* (fabs (/ 1 x)) x))) in (x) around 0 0.100 * [taylor]: Taking taylor expansion of (- 1 (* 1.0 (* (fabs (/ 1 x)) x))) in x 0.100 * [taylor]: Taking taylor expansion of 1 in x 0.100 * [taylor]: Taking taylor expansion of (* 1.0 (* (fabs (/ 1 x)) x)) in x 0.100 * [taylor]: Taking taylor expansion of 1.0 in x 0.100 * [taylor]: Taking taylor expansion of (* (fabs (/ 1 x)) x) in x 0.100 * [taylor]: Taking taylor expansion of (fabs (/ 1 x)) in x 0.100 * [taylor]: Taking taylor expansion of x in x 0.100 * [taylor]: Taking taylor expansion of (- 1 (* 1.0 (* (fabs (/ 1 x)) x))) in x 0.100 * [taylor]: Taking taylor expansion of 1 in x 0.100 * [taylor]: Taking taylor expansion of (* 1.0 (* (fabs (/ 1 x)) x)) in x 0.100 * [taylor]: Taking taylor expansion of 1.0 in x 0.100 * [taylor]: Taking taylor expansion of (* (fabs (/ 1 x)) x) in x 0.100 * [taylor]: Taking taylor expansion of (fabs (/ 1 x)) in x 0.100 * [taylor]: Taking taylor expansion of x in x 0.102 * [approximate]: Taking taylor expansion of (+ (* 1.0 (* x (fabs (/ -1 x)))) 1) in (x) around 0 0.102 * [taylor]: Taking taylor expansion of (+ (* 1.0 (* x (fabs (/ -1 x)))) 1) in x 0.102 * [taylor]: Taking taylor expansion of (* 1.0 (* x (fabs (/ -1 x)))) in x 0.102 * [taylor]: Taking taylor expansion of 1.0 in x 0.102 * [taylor]: Taking taylor expansion of (* x (fabs (/ -1 x))) in x 0.102 * [taylor]: Taking taylor expansion of x in x 0.102 * [taylor]: Taking taylor expansion of (fabs (/ -1 x)) in x 0.102 * [taylor]: Taking taylor expansion of 1 in x 0.102 * [taylor]: Taking taylor expansion of (+ (* 1.0 (* x (fabs (/ -1 x)))) 1) in x 0.102 * [taylor]: Taking taylor expansion of (* 1.0 (* x (fabs (/ -1 x)))) in x 0.102 * [taylor]: Taking taylor expansion of 1.0 in x 0.102 * [taylor]: Taking taylor expansion of (* x (fabs (/ -1 x))) in x 0.102 * [taylor]: Taking taylor expansion of x in x 0.102 * [taylor]: Taking taylor expansion of (fabs (/ -1 x)) in x 0.102 * [taylor]: Taking taylor expansion of 1 in x 0.103 * * * * [progress]: [ 2 / 2 ] generating series at (2 2) 0.103 * [approximate]: Taking taylor expansion of (* 1.0 (/ (fabs x) x)) in (x) around 0 0.104 * [taylor]: Taking taylor expansion of (* 1.0 (/ (fabs x) x)) in x 0.104 * [taylor]: Taking taylor expansion of 1.0 in x 0.104 * [taylor]: Taking taylor expansion of (/ (fabs x) x) in x 0.104 * [taylor]: Taking taylor expansion of (fabs x) in x 0.104 * [taylor]: Taking taylor expansion of x in x 0.104 * [taylor]: Taking taylor expansion of (* 1.0 (/ (fabs x) x)) in x 0.104 * [taylor]: Taking taylor expansion of 1.0 in x 0.104 * [taylor]: Taking taylor expansion of (/ (fabs x) x) in x 0.104 * [taylor]: Taking taylor expansion of (fabs x) in x 0.104 * [taylor]: Taking taylor expansion of x in x 0.105 * [approximate]: Taking taylor expansion of (* 1.0 (* (fabs (/ 1 x)) x)) in (x) around 0 0.105 * [taylor]: Taking taylor expansion of (* 1.0 (* (fabs (/ 1 x)) x)) in x 0.105 * [taylor]: Taking taylor expansion of 1.0 in x 0.105 * [taylor]: Taking taylor expansion of (* (fabs (/ 1 x)) x) in x 0.105 * [taylor]: Taking taylor expansion of (fabs (/ 1 x)) in x 0.105 * [taylor]: Taking taylor expansion of x in x 0.105 * [taylor]: Taking taylor expansion of (* 1.0 (* (fabs (/ 1 x)) x)) in x 0.105 * [taylor]: Taking taylor expansion of 1.0 in x 0.105 * [taylor]: Taking taylor expansion of (* (fabs (/ 1 x)) x) in x 0.105 * [taylor]: Taking taylor expansion of (fabs (/ 1 x)) in x 0.105 * [taylor]: Taking taylor expansion of x in x 0.106 * [approximate]: Taking taylor expansion of (* -1.0 (* x (fabs (/ -1 x)))) in (x) around 0 0.106 * [taylor]: Taking taylor expansion of (* -1.0 (* x (fabs (/ -1 x)))) in x 0.107 * [taylor]: Taking taylor expansion of -1.0 in x 0.107 * [taylor]: Taking taylor expansion of (* x (fabs (/ -1 x))) in x 0.107 * [taylor]: Taking taylor expansion of x in x 0.107 * [taylor]: Taking taylor expansion of (fabs (/ -1 x)) in x 0.107 * [taylor]: Taking taylor expansion of (* -1.0 (* x (fabs (/ -1 x)))) in x 0.107 * [taylor]: Taking taylor expansion of -1.0 in x 0.107 * [taylor]: Taking taylor expansion of (* x (fabs (/ -1 x))) in x 0.107 * [taylor]: Taking taylor expansion of x in x 0.107 * [taylor]: Taking taylor expansion of (fabs (/ -1 x)) in x 0.108 * * * [progress]: simplifying candidates 0.109 * [simplify]: Simplifying using # : (/ (exp 1) (exp (* (fabs x) (/ 1.0 x)))) (log (- 1 (* (fabs x) (/ 1.0 x)))) (exp (- 1 (* (fabs x) (/ 1.0 x)))) (* (cbrt (- 1 (* (fabs x) (/ 1.0 x)))) (cbrt (- 1 (* (fabs x) (/ 1.0 x))))) (cbrt (- 1 (* (fabs x) (/ 1.0 x)))) (* (* (- 1 (* (fabs x) (/ 1.0 x))) (- 1 (* (fabs x) (/ 1.0 x)))) (- 1 (* (fabs x) (/ 1.0 x)))) (sqrt (- 1 (* (fabs x) (/ 1.0 x)))) (sqrt (- 1 (* (fabs x) (/ 1.0 x)))) (- (pow 1 3) (pow (* (fabs x) (/ 1.0 x)) 3)) (+ (* 1 1) (+ (* (* (fabs x) (/ 1.0 x)) (* (fabs x) (/ 1.0 x))) (* 1 (* (fabs x) (/ 1.0 x))))) (neg (* (fabs x) (/ 1.0 x))) (- (* 1 1) (* (* (fabs x) (/ 1.0 x)) (* (fabs x) (/ 1.0 x)))) (+ 1 (* (fabs x) (/ 1.0 x))) (neg (* (fabs x) (/ 1.0 x))) (* (fabs x) (/ 1.0 x)) (+ (log (fabs x)) (- (log 1.0) (log x))) (+ (log (fabs x)) (log (/ 1.0 x))) (log (* (fabs x) (/ 1.0 x))) (exp (* (fabs x) (/ 1.0 x))) (* (* (* (fabs x) (fabs x)) (fabs x)) (/ (* (* 1.0 1.0) 1.0) (* (* x x) x))) (* (* (* (fabs x) (fabs x)) (fabs x)) (* (* (/ 1.0 x) (/ 1.0 x)) (/ 1.0 x))) (* (cbrt (* (fabs x) (/ 1.0 x))) (cbrt (* (fabs x) (/ 1.0 x)))) (cbrt (* (fabs x) (/ 1.0 x))) (* (* (* (fabs x) (/ 1.0 x)) (* (fabs x) (/ 1.0 x))) (* (fabs x) (/ 1.0 x))) (sqrt (* (fabs x) (/ 1.0 x))) (sqrt (* (fabs x) (/ 1.0 x))) (* (sqrt (fabs x)) (sqrt (/ 1.0 x))) (* (sqrt (fabs x)) (sqrt (/ 1.0 x))) (* (sqrt (fabs x)) (/ (sqrt 1.0) (sqrt x))) (* (sqrt (fabs x)) (/ (sqrt 1.0) (sqrt x))) (* (fabs x) (* (cbrt (/ 1.0 x)) (cbrt (/ 1.0 x)))) (* (fabs x) (sqrt (/ 1.0 x))) (* (fabs x) (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt x) (cbrt x)))) (* (fabs x) (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt x))) (* (fabs x) (/ (* (cbrt 1.0) (cbrt 1.0)) 1)) (* (fabs x) (/ (sqrt 1.0) (* (cbrt x) (cbrt x)))) (* (fabs x) (/ (sqrt 1.0) (sqrt x))) (* (fabs x) (/ (sqrt 1.0) 1)) (* (fabs x) (/ 1 (* (cbrt x) (cbrt x)))) (* (fabs x) (/ 1 (sqrt x))) (* (fabs x) (/ 1 1)) (* (fabs x) 1) (* (fabs x) 1.0) (* (cbrt (fabs x)) (/ 1.0 x)) (* (sqrt (fabs x)) (/ 1.0 x)) (* (fabs x) (/ 1.0 x)) (* (fabs x) 1.0) (- 1 (* 1.0 (/ (fabs x) x))) (- 1 (* 1.0 (/ (fabs x) x))) (- 1 (* 1.0 (/ (fabs x) x))) (* 1.0 (/ (fabs x) x)) (* 1.0 (/ (fabs x) x)) (* 1.0 (/ (fabs x) x)) 0.114 * * [simplify]: iteration 0 : 92 enodes (cost 521 ) 0.128 * * [simplify]: iteration 1 : 231 enodes (cost 478 ) 0.178 * * [simplify]: iteration 2 : 857 enodes (cost 438 ) 0.502 * * [simplify]: iteration 3 : 4691 enodes (cost 438 ) 1.101 * * [simplify]: iteration done : 5000 enodes (cost 438 ) 1.102 * [simplify]: Simplified to: (exp (- 1 (* (fabs x) (/ 1.0 x)))) (log (- 1 (* (fabs x) (/ 1.0 x)))) (exp (- 1 (* (fabs x) (/ 1.0 x)))) (* (cbrt (- 1 (* (fabs x) (/ 1.0 x)))) (cbrt (- 1 (* (fabs x) (/ 1.0 x))))) (cbrt (- 1 (* (fabs x) (/ 1.0 x)))) (pow (- 1 (* 1.0 (/ (fabs x) x))) 3) (sqrt (- 1 (* (fabs x) (/ 1.0 x)))) (sqrt (- 1 (* (fabs x) (/ 1.0 x)))) (- 1 (pow (* (fabs x) (/ 1.0 x)) 3)) (+ 1 (* (* 1.0 (/ (fabs x) x)) (+ 1 (* (fabs x) (/ 1.0 x))))) (neg (* (fabs x) (/ 1.0 x))) (- 1 (* (* (fabs x) (/ 1.0 x)) (* (fabs x) (/ 1.0 x)))) (+ (* 1.0 (/ (fabs x) x)) 1) (neg (* (fabs x) (/ 1.0 x))) (* 1.0 (/ (fabs x) x)) (log (* (fabs x) (/ 1.0 x))) (log (* (fabs x) (/ 1.0 x))) (log (* (fabs x) (/ 1.0 x))) (exp (* (fabs x) (/ 1.0 x))) (pow (* 1.0 (/ (fabs x) x)) 3) (pow (* 1.0 (/ (fabs x) x)) 3) (* (cbrt (* (fabs x) (/ 1.0 x))) (cbrt (* (fabs x) (/ 1.0 x)))) (cbrt (* (fabs x) (/ 1.0 x))) (pow (* 1.0 (/ (fabs x) x)) 3) (sqrt (* (fabs x) (/ 1.0 x))) (sqrt (* (fabs x) (/ 1.0 x))) (* (sqrt (fabs x)) (sqrt (/ 1.0 x))) (* (sqrt (fabs x)) (sqrt (/ 1.0 x))) (* (sqrt (fabs x)) (/ (sqrt 1.0) (sqrt x))) (* (sqrt (fabs x)) (/ (sqrt 1.0) (sqrt x))) (* (fabs x) (* (cbrt (/ 1.0 x)) (cbrt (/ 1.0 x)))) (* (fabs x) (sqrt (/ 1.0 x))) (* (fabs x) (/ (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt x) (cbrt x)))) (* (fabs x) (/ (* (cbrt 1.0) (cbrt 1.0)) (sqrt x))) (* (* (cbrt 1.0) (cbrt 1.0)) (fabs x)) (* (fabs x) (/ (sqrt 1.0) (* (cbrt x) (cbrt x)))) (* (fabs x) (/ (sqrt 1.0) (sqrt x))) (* (fabs x) (sqrt 1.0)) (/ (fabs x) (* (cbrt x) (cbrt x))) (/ (fabs x) (sqrt x)) (fabs x) (fabs x) (* (fabs x) 1.0) (* (cbrt (fabs x)) (/ 1.0 x)) (* (sqrt (fabs x)) (/ 1.0 x)) (* 1.0 (/ (fabs x) x)) (* (fabs x) 1.0) (- 1 (* 1.0 (/ (fabs x) x))) (- 1 (* 1.0 (/ (fabs x) x))) (- 1 (* 1.0 (/ (fabs x) x))) (* 1.0 (/ (fabs x) x)) (* 1.0 (/ (fabs x) x)) (* 1.0 (/ (fabs x) x)) 1.102 * * * [progress]: adding candidates to table 1.167 * * [progress]: iteration 2 / 4 1.167 * * * [progress]: picking best candidate 1.169 * * * * [pick]: Picked # 1.169 * * * [progress]: localizing error 1.177 * * * [progress]: generating rewritten candidates 1.177 * * * [progress]: generating series expansions 1.177 * * * [progress]: simplifying candidates 1.177 * [simplify]: Simplifying using # : 1.178 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 1.178 * * [simplify]: iteration done : 0 enodes (cost 0 ) 1.178 * [simplify]: Simplified to: 1.178 * * * [progress]: adding candidates to table 1.178 * [progress]: [Phase 3 of 3] Extracting. 1.180 * [simplify]: Simplifying using # : (- 1 (/ (* (fabs x) 1.0) x)) 1.180 * * [simplify]: iteration 0 : 7 enodes (cost 8 ) 1.181 * * [simplify]: iteration 1 : 10 enodes (cost 8 ) 1.181 * * [simplify]: iteration done : 10 enodes (cost 8 ) 1.181 * [simplify]: Simplified to: (- 1 (/ (* (fabs x) 1.0) x)) 2.509 * [regime-testing]: End program error score: 0 2.563 * [regime-testing]: Target error score: 0