7.893 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.015 * * * [progress]: [2/2] Setting up program. 0.016 * [progress]: [Phase 2 of 3] Improving. 0.017 * [simplify]: Simplifying using # : (+ (+ (/ x 2.0) (* y x)) z) 0.019 * * [simplify]: iteration 0 : 13 enodes (cost 4 ) 0.020 * * [simplify]: iteration 1 : 24 enodes (cost 3 ) 0.022 * * [simplify]: iteration 2 : 28 enodes (cost 3 ) 0.023 * * [simplify]: iteration 3 : 30 enodes (cost 3 ) 0.024 * * [simplify]: iteration 4 : 30 enodes (cost 3 ) 0.024 * [simplify]: Simplified to: (+ (fma x y z) (/ x 2.0)) 0.027 * * [progress]: iteration 1 / 4 0.027 * * * [progress]: picking best candidate 0.028 * * * * [pick]: Picked # 0.028 * * * [progress]: localizing error 0.034 * * * [progress]: generating rewritten candidates 0.034 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1) 0.044 * * * [progress]: generating series expansions 0.044 * * * * [progress]: [ 1 / 1 ] generating series at (2 1) 0.044 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in (x y) around 0 0.044 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in y 0.044 * [taylor]: Taking taylor expansion of (* 0.5 x) in y 0.044 * [taylor]: Taking taylor expansion of 0.5 in y 0.044 * [taylor]: Taking taylor expansion of x in y 0.044 * [taylor]: Taking taylor expansion of (* x y) in y 0.044 * [taylor]: Taking taylor expansion of x in y 0.044 * [taylor]: Taking taylor expansion of y in y 0.045 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x 0.045 * [taylor]: Taking taylor expansion of (* 0.5 x) in x 0.045 * [taylor]: Taking taylor expansion of 0.5 in x 0.045 * [taylor]: Taking taylor expansion of x in x 0.045 * [taylor]: Taking taylor expansion of (* x y) in x 0.045 * [taylor]: Taking taylor expansion of x in x 0.045 * [taylor]: Taking taylor expansion of y in x 0.045 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x 0.045 * [taylor]: Taking taylor expansion of (* 0.5 x) in x 0.045 * [taylor]: Taking taylor expansion of 0.5 in x 0.045 * [taylor]: Taking taylor expansion of x in x 0.045 * [taylor]: Taking taylor expansion of (* x y) in x 0.045 * [taylor]: Taking taylor expansion of x in x 0.045 * [taylor]: Taking taylor expansion of y in x 0.045 * [taylor]: Taking taylor expansion of 0 in y 0.047 * [taylor]: Taking taylor expansion of (+ y 0.5) in y 0.047 * [taylor]: Taking taylor expansion of y in y 0.047 * [taylor]: Taking taylor expansion of 0.5 in y 0.048 * [taylor]: Taking taylor expansion of 0 in y 0.050 * [taylor]: Taking taylor expansion of 0 in y 0.052 * [taylor]: Taking taylor expansion of 0 in y 0.052 * [approximate]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0 0.052 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y 0.052 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.052 * [taylor]: Taking taylor expansion of (* x y) in y 0.052 * [taylor]: Taking taylor expansion of x in y 0.052 * [taylor]: Taking taylor expansion of y in y 0.053 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y 0.053 * [taylor]: Taking taylor expansion of 0.5 in y 0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.053 * [taylor]: Taking taylor expansion of x in y 0.053 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x 0.053 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.053 * [taylor]: Taking taylor expansion of (* x y) in x 0.053 * [taylor]: Taking taylor expansion of x in x 0.053 * [taylor]: Taking taylor expansion of y in x 0.053 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 0.053 * [taylor]: Taking taylor expansion of 0.5 in x 0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.053 * [taylor]: Taking taylor expansion of x in x 0.053 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x 0.053 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.053 * [taylor]: Taking taylor expansion of (* x y) in x 0.053 * [taylor]: Taking taylor expansion of x in x 0.054 * [taylor]: Taking taylor expansion of y in x 0.054 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 0.054 * [taylor]: Taking taylor expansion of 0.5 in x 0.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.054 * [taylor]: Taking taylor expansion of x in x 0.054 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 0.5) in y 0.054 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.054 * [taylor]: Taking taylor expansion of y in y 0.055 * [taylor]: Taking taylor expansion of 0.5 in y 0.057 * [taylor]: Taking taylor expansion of 0 in y 0.059 * [taylor]: Taking taylor expansion of 0 in y 0.062 * [taylor]: Taking taylor expansion of 0 in y 0.065 * [taylor]: Taking taylor expansion of 0 in y 0.066 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0 0.066 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y 0.066 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y 0.066 * [taylor]: Taking taylor expansion of (* x y) in y 0.066 * [taylor]: Taking taylor expansion of x in y 0.066 * [taylor]: Taking taylor expansion of y in y 0.066 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y 0.066 * [taylor]: Taking taylor expansion of 0.5 in y 0.066 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.066 * [taylor]: Taking taylor expansion of x in y 0.066 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x 0.066 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.066 * [taylor]: Taking taylor expansion of (* x y) in x 0.066 * [taylor]: Taking taylor expansion of x in x 0.066 * [taylor]: Taking taylor expansion of y in x 0.067 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 0.067 * [taylor]: Taking taylor expansion of 0.5 in x 0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.067 * [taylor]: Taking taylor expansion of x in x 0.067 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x 0.067 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x 0.067 * [taylor]: Taking taylor expansion of (* x y) in x 0.067 * [taylor]: Taking taylor expansion of x in x 0.067 * [taylor]: Taking taylor expansion of y in x 0.067 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 0.067 * [taylor]: Taking taylor expansion of 0.5 in x 0.067 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.067 * [taylor]: Taking taylor expansion of x in x 0.069 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y 0.069 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.069 * [taylor]: Taking taylor expansion of y in y 0.069 * [taylor]: Taking taylor expansion of 0.5 in y 0.074 * [taylor]: Taking taylor expansion of 0 in y 0.078 * [taylor]: Taking taylor expansion of 0 in y 0.081 * [taylor]: Taking taylor expansion of 0 in y 0.085 * [taylor]: Taking taylor expansion of 0 in y 0.086 * * * [progress]: simplifying candidates 0.086 * [simplify]: Simplifying using # : (expm1 (+ (/ x 2.0) (* y x))) (log1p (+ (/ x 2.0) (* y x))) (* (exp (/ x 2.0)) (exp (* y x))) (log (+ (/ x 2.0) (* y x))) (exp (+ (/ x 2.0) (* y x))) (* (cbrt (+ (/ x 2.0) (* y x))) (cbrt (+ (/ x 2.0) (* y x)))) (cbrt (+ (/ x 2.0) (* y x))) (* (* (+ (/ x 2.0) (* y x)) (+ (/ x 2.0) (* y x))) (+ (/ x 2.0) (* y x))) (sqrt (+ (/ x 2.0) (* y x))) (sqrt (+ (/ x 2.0) (* y x))) (+ (pow (/ x 2.0) 3) (pow (* y x) 3)) (+ (* (/ x 2.0) (/ x 2.0)) (- (* (* y x) (* y x)) (* (/ x 2.0) (* y x)))) (- (* (/ x 2.0) (/ x 2.0)) (* (* y x) (* y x))) (- (/ x 2.0) (* y x)) (+ (* 0.5 x) (* x y)) (+ (* 0.5 x) (* x y)) (+ (* 0.5 x) (* x y)) 0.089 * * [simplify]: iteration 0 : 99 enodes (cost 82 ) 0.091 * * [simplify]: iteration 1 : 325 enodes (cost 72 ) 0.097 * * [simplify]: iteration 2 : 960 enodes (cost 72 ) 0.114 * * [simplify]: iteration 3 : 2740 enodes (cost 72 ) 0.157 * * [simplify]: iteration 4 : 5002 enodes (cost 72 ) 0.158 * [simplify]: Simplified to: (expm1 (+ (/ x 2.0) (* y x))) (log1p (+ (/ x 2.0) (* y x))) (exp (+ (/ x 2.0) (* y x))) (log (+ (/ x 2.0) (* y x))) (exp (+ (/ x 2.0) (* y x))) (* (cbrt (+ (/ x 2.0) (* y x))) (cbrt (+ (/ x 2.0) (* y x)))) (cbrt (+ (/ x 2.0) (* y x))) (pow (fma x y (/ x 2.0)) 3) (sqrt (+ (/ x 2.0) (* y x))) (sqrt (+ (/ x 2.0) (* y x))) (+ (pow (/ x 2.0) 3) (pow (* y x) 3)) (fma (* y x) (- (* y x) (/ x 2.0)) (* (/ x 2.0) (/ x 2.0))) (* (- (/ x 2.0) (* y x)) (fma x y (/ x 2.0))) (- (/ x 2.0) (* y x)) (fma 0.5 x (* x y)) (fma 0.5 x (* x y)) (fma 0.5 x (* x y)) 0.158 * * * [progress]: adding candidates to table 0.225 * * [progress]: iteration 2 / 4 0.225 * * * [progress]: picking best candidate 0.227 * * * * [pick]: Picked # 0.227 * * * [progress]: localizing error 0.238 * * * [progress]: generating rewritten candidates 0.238 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1) 0.245 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2 2) 0.245 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 2 2) 0.246 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1 2 1) 0.250 * * * [progress]: generating series expansions 0.250 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1) 0.250 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2 2) 0.250 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 2 2) 0.250 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1 2 1) 0.250 * * * [progress]: simplifying candidates 0.251 * [simplify]: Simplifying using # : (expm1 (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (log1p (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (- (+ 1/3 1/3)) (- (+ 1 1)) (- 1/3) (- 1) (- 2) (- (+ 1 1)) (- 1) (- (* 2 1/3)) (- (* 2 1)) (- (+ (log (cbrt 2.0)) (log (cbrt 2.0)))) (- (log (* (cbrt 2.0) (cbrt 2.0)))) (- 0 (+ (log (cbrt 2.0)) (log (cbrt 2.0)))) (- 0 (log (* (cbrt 2.0) (cbrt 2.0)))) (- (log 1) (+ (log (cbrt 2.0)) (log (cbrt 2.0)))) (- (log 1) (log (* (cbrt 2.0) (cbrt 2.0)))) (log (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (exp (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (/ (* (* 1 1) 1) (* 2.0 2.0)) (/ (* (* 1 1) 1) (* (* (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0))) (* (cbrt 2.0) (cbrt 2.0)))) (* (cbrt (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (cbrt (/ 1 (* (cbrt 2.0) (cbrt 2.0))))) (cbrt (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (* (* (/ 1 (* (cbrt 2.0) (cbrt 2.0))) (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (sqrt (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (sqrt (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (- 1) (- (* (cbrt 2.0) (cbrt 2.0))) (/ (* (cbrt 1) (cbrt 1)) (cbrt 2.0)) (/ (cbrt 1) (cbrt 2.0)) (/ (sqrt 1) (cbrt 2.0)) (/ (sqrt 1) (cbrt 2.0)) (/ 1 (cbrt 2.0)) (/ 1 (cbrt 2.0)) (/ 1 (* (cbrt 2.0) (cbrt 2.0))) (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ 1 (cbrt 2.0)) (/ (* (cbrt 2.0) (cbrt 2.0)) (cbrt 1)) (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt 1)) (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (expm1 (cbrt 2.0)) (log1p (cbrt 2.0)) (log (cbrt 2.0)) (exp (cbrt 2.0)) (cbrt (* (cbrt 2.0) (cbrt 2.0))) (cbrt (cbrt 2.0)) (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0)) (cbrt 1) (cbrt 2.0) (* (cbrt (cbrt 2.0)) (cbrt (cbrt 2.0))) (cbrt (cbrt 2.0)) (* (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0)) (sqrt (cbrt 2.0)) (sqrt (cbrt 2.0)) (expm1 (cbrt 2.0)) (log1p (cbrt 2.0)) (log (cbrt 2.0)) (exp (cbrt 2.0)) (cbrt (* (cbrt 2.0) (cbrt 2.0))) (cbrt (cbrt 2.0)) (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0)) (cbrt 1) (cbrt 2.0) (* (cbrt (cbrt 2.0)) (cbrt (cbrt 2.0))) (cbrt (cbrt 2.0)) (* (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0)) (sqrt (cbrt 2.0)) (sqrt (cbrt 2.0)) (expm1 (cbrt 2.0)) (log1p (cbrt 2.0)) (log (cbrt 2.0)) (exp (cbrt 2.0)) (cbrt (* (cbrt 2.0) (cbrt 2.0))) (cbrt (cbrt 2.0)) (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0)) (cbrt 1) (cbrt 2.0) (* (cbrt (cbrt 2.0)) (cbrt (cbrt 2.0))) (cbrt (cbrt 2.0)) (* (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0)) (sqrt (cbrt 2.0)) (sqrt (cbrt 2.0)) 0.254 * * [simplify]: iteration 0 : 127 enodes (cost 266 ) 0.257 * * [simplify]: iteration 1 : 354 enodes (cost 230 ) 0.262 * * [simplify]: iteration 2 : 820 enodes (cost 205 ) 0.269 * * [simplify]: iteration 3 : 1293 enodes (cost 205 ) 0.284 * * [simplify]: iteration 4 : 3343 enodes (cost 200 ) 0.370 * * [simplify]: iteration 5 : 5001 enodes (cost 200 ) 0.371 * [simplify]: Simplified to: (expm1 (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (log1p (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (- 2/3) (- 2) (- 1/3) (- 1) (- 2) (- 2) (- 1) (- 2/3) (- 2) (* (- 2) (log (cbrt 2.0))) (* (- 2) (log (cbrt 2.0))) (* (- 2) (log (cbrt 2.0))) (* (- 2) (log (cbrt 2.0))) (* (- 2) (log (cbrt 2.0))) (* (- 2) (log (cbrt 2.0))) (* (- 2) (log (cbrt 2.0))) (exp (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (/ (/ 1 2.0) 2.0) (/ (/ 1 2.0) 2.0) (* (cbrt (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (cbrt (/ 1 (* (cbrt 2.0) (cbrt 2.0))))) (cbrt (/ 1 (* (cbrt 2.0) (cbrt 2.0)))) (/ (/ 1 2.0) 2.0) (fabs (/ 1 (cbrt 2.0))) (fabs (/ 1 (cbrt 2.0))) (- 1) (- (* (cbrt 2.0) (cbrt 2.0))) (/ 1 (cbrt 2.0)) (/ 1 (cbrt 2.0)) (/ 1 (cbrt 2.0)) (/ 1 (cbrt 2.0)) (/ 1 (cbrt 2.0)) (/ 1 (cbrt 2.0)) (/ 1 (pow (cbrt 2.0) 2)) (pow (cbrt 2.0) 2) (/ 1 (cbrt 2.0)) (pow (cbrt 2.0) 2) (pow (cbrt 2.0) 2) (pow (cbrt 2.0) 2) (expm1 (cbrt 2.0)) (log1p (cbrt 2.0)) (log (cbrt 2.0)) (exp (cbrt 2.0)) (cbrt (* (cbrt 2.0) (cbrt 2.0))) (cbrt (cbrt 2.0)) (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0)) 1 (cbrt 2.0) (* (cbrt (cbrt 2.0)) (cbrt (cbrt 2.0))) (cbrt (cbrt 2.0)) 2.0 (sqrt (cbrt 2.0)) (sqrt (cbrt 2.0)) (expm1 (cbrt 2.0)) (log1p (cbrt 2.0)) (log (cbrt 2.0)) (exp (cbrt 2.0)) (cbrt (* (cbrt 2.0) (cbrt 2.0))) (cbrt (cbrt 2.0)) (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0)) 1 (cbrt 2.0) (* (cbrt (cbrt 2.0)) (cbrt (cbrt 2.0))) (cbrt (cbrt 2.0)) 2.0 (sqrt (cbrt 2.0)) (sqrt (cbrt 2.0)) (expm1 (cbrt 2.0)) (log1p (cbrt 2.0)) (log (cbrt 2.0)) (exp (cbrt 2.0)) (cbrt (* (cbrt 2.0) (cbrt 2.0))) (cbrt (cbrt 2.0)) (cbrt (sqrt 2.0)) (cbrt (sqrt 2.0)) 1 (cbrt 2.0) (* (cbrt (cbrt 2.0)) (cbrt (cbrt 2.0))) (cbrt (cbrt 2.0)) 2.0 (sqrt (cbrt 2.0)) (sqrt (cbrt 2.0)) 0.371 * * * [progress]: adding candidates to table 0.553 * [progress]: [Phase 3 of 3] Extracting. 0.553 * * [regime]: Finding splitpoints for: (# #) 0.553 * * * [regime-changes]: Trying 5 branch expressions: ((+ (/ x 2.0) (* y x)) (+ (+ (/ x 2.0) (* y x)) z) z y x) 0.553 * * * * [regimes]: Trying to branch on (+ (/ x 2.0) (* y x)) from (# #) 0.568 * * * * [regimes]: Trying to branch on (+ (+ (/ x 2.0) (* y x)) z) from (# #) 0.583 * * * * [regimes]: Trying to branch on z from (# #) 0.595 * * * * [regimes]: Trying to branch on y from (# #) 0.610 * * * * [regimes]: Trying to branch on x from (# #) 0.624 * * * [regime]: Found split indices: #