18.663 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.078 * * * [progress]: [2/2] Setting up program. 0.080 * [progress]: [Phase 2 of 3] Improving. 0.081 * [simplify]: Simplifying using # : (+ (- (exp x) 2.0) (exp (- x))) 0.081 * * [simplify]: iteration 0 : 7 enodes (cost 8 ) 0.082 * * [simplify]: iteration 1 : 14 enodes (cost 8 ) 0.085 * * [simplify]: iteration 2 : 26 enodes (cost 8 ) 0.088 * * [simplify]: iteration 3 : 40 enodes (cost 8 ) 0.094 * * [simplify]: iteration 4 : 52 enodes (cost 8 ) 0.100 * * [simplify]: iteration 5 : 62 enodes (cost 8 ) 0.109 * * [simplify]: iteration 6 : 87 enodes (cost 8 ) 0.130 * * [simplify]: iteration 7 : 146 enodes (cost 8 ) 0.172 * * [simplify]: iteration 8 : 241 enodes (cost 8 ) 0.387 * * [simplify]: iteration 9 : 773 enodes (cost 8 ) 2.806 * * [simplify]: iteration done : 5000 enodes (cost 8 ) 2.806 * [simplify]: Simplified to: (+ (- (exp x) 2.0) (exp (- x))) 2.807 * * [progress]: iteration 1 / 4 2.807 * * * [progress]: picking best candidate 2.808 * * * * [pick]: Picked # 2.808 * * * [progress]: localizing error 2.814 * * * [progress]: generating rewritten candidates 2.814 * * * * [progress]: [ 1 / 2 ] rewriting at (2) 2.839 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1) 2.846 * * * [progress]: generating series expansions 2.846 * * * * [progress]: [ 1 / 2 ] generating series at (2) 2.846 * [approximate]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in (x) around 0 2.846 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x 2.846 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.846 * [taylor]: Taking taylor expansion of (exp x) in x 2.846 * [taylor]: Taking taylor expansion of x in x 2.846 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.846 * [taylor]: Taking taylor expansion of (- x) in x 2.846 * [taylor]: Taking taylor expansion of x in x 2.847 * [taylor]: Taking taylor expansion of 2.0 in x 2.847 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x 2.847 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x 2.847 * [taylor]: Taking taylor expansion of (exp x) in x 2.847 * [taylor]: Taking taylor expansion of x in x 2.847 * [taylor]: Taking taylor expansion of (exp (- x)) in x 2.847 * [taylor]: Taking taylor expansion of (- x) in x 2.847 * [taylor]: Taking taylor expansion of x in x 2.848 * [taylor]: Taking taylor expansion of 2.0 in x 2.893 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in (x) around 0 2.893 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x 2.893 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.893 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.893 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.893 * [taylor]: Taking taylor expansion of x in x 2.893 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.893 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.893 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.893 * [taylor]: Taking taylor expansion of x in x 2.894 * [taylor]: Taking taylor expansion of 2.0 in x 2.894 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x 2.894 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x 2.894 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.894 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.894 * [taylor]: Taking taylor expansion of x in x 2.894 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x 2.894 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x 2.894 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.894 * [taylor]: Taking taylor expansion of x in x 2.895 * [taylor]: Taking taylor expansion of 2.0 in x 2.900 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in (x) around 0 2.900 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x 2.900 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.900 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.900 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.900 * [taylor]: Taking taylor expansion of x in x 2.900 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.900 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.900 * [taylor]: Taking taylor expansion of -1 in x 2.900 * [taylor]: Taking taylor expansion of x in x 2.901 * [taylor]: Taking taylor expansion of 2.0 in x 2.901 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x 2.901 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x 2.901 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.901 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.901 * [taylor]: Taking taylor expansion of x in x 2.901 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.901 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.901 * [taylor]: Taking taylor expansion of -1 in x 2.901 * [taylor]: Taking taylor expansion of x in x 2.901 * [taylor]: Taking taylor expansion of 2.0 in x 2.907 * * * * [progress]: [ 2 / 2 ] generating series at (2 1) 2.907 * [approximate]: Taking taylor expansion of (- (exp x) 2.0) in (x) around 0 2.907 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x 2.907 * [taylor]: Taking taylor expansion of (exp x) in x 2.907 * [taylor]: Taking taylor expansion of x in x 2.907 * [taylor]: Taking taylor expansion of 2.0 in x 2.907 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x 2.907 * [taylor]: Taking taylor expansion of (exp x) in x 2.907 * [taylor]: Taking taylor expansion of x in x 2.907 * [taylor]: Taking taylor expansion of 2.0 in x 2.911 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in (x) around 0 2.911 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x 2.911 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.911 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.911 * [taylor]: Taking taylor expansion of x in x 2.911 * [taylor]: Taking taylor expansion of 2.0 in x 2.911 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x 2.911 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x 2.911 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.911 * [taylor]: Taking taylor expansion of x in x 2.912 * [taylor]: Taking taylor expansion of 2.0 in x 2.915 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in (x) around 0 2.915 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x 2.915 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.915 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.915 * [taylor]: Taking taylor expansion of -1 in x 2.915 * [taylor]: Taking taylor expansion of x in x 2.916 * [taylor]: Taking taylor expansion of 2.0 in x 2.916 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x 2.916 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x 2.916 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.916 * [taylor]: Taking taylor expansion of -1 in x 2.916 * [taylor]: Taking taylor expansion of x in x 2.916 * [taylor]: Taking taylor expansion of 2.0 in x 2.920 * * * [progress]: simplifying candidates 2.921 * [simplify]: Simplifying using # : (expm1 (+ (- (exp x) 2.0) (exp (- x)))) (log1p (+ (- (exp x) 2.0) (exp (- x)))) (* (/ (exp (exp x)) (exp 2.0)) (exp (exp (- x)))) (* (exp (- (exp x) 2.0)) (exp (exp (- x)))) (log (+ (- (exp x) 2.0) (exp (- x)))) (exp (+ (- (exp x) 2.0) (exp (- x)))) (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x))))) (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (* (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x)))) (+ (- (exp x) 2.0) (exp (- x)))) (sqrt (+ (- (exp x) 2.0) (exp (- x)))) (sqrt (+ (- (exp x) 2.0) (exp (- x)))) (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) 1)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x)) (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp 0))) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x)) (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) 1)) (* (+ (exp x) 2.0) (exp x)) (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) (exp 0))) (* (+ (exp x) 2.0) (exp x)) (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3)) (+ (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (* (exp (- x)) (exp (- x))) (* (- (exp x) 2.0) (exp (- x))))) (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x)))) (- (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x))) (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x))) (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x))) (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x))) (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x))) (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x))) (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x))) (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x))) (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x))) (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x))) (+ (- 2.0) (exp (- x))) (+ (- 2.0) (exp (- x))) (- 2.0 (exp (- x))) (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))) (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (sqrt 2.0) (sqrt 2.0)))) (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* 2.0 1))) (fma (- 2.0) 1 (* 2.0 1)) (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))) (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (sqrt 2.0) (sqrt 2.0)))) (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (fma (sqrt (exp x)) (sqrt (exp x)) (- (* 2.0 1))) (fma (- 2.0) 1 (* 2.0 1)) (fma 1 (exp x) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))) (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (fma 1 (exp x) (- (* (sqrt 2.0) (sqrt 2.0)))) (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (fma 1 (exp x) (- (* 2.0 1))) (fma (- 2.0) 1 (* 2.0 1)) (expm1 (- (exp x) 2.0)) (log1p (- (exp x) 2.0)) (- 2.0) (- 2.0) (- 2.0) (/ (exp (exp x)) (exp 2.0)) (log (- (exp x) 2.0)) (exp (- (exp x) 2.0)) (* (cbrt (- (exp x) 2.0)) (cbrt (- (exp x) 2.0))) (cbrt (- (exp x) 2.0)) (* (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (exp x) 2.0)) (sqrt (- (exp x) 2.0)) (sqrt (- (exp x) 2.0)) (- (pow (exp x) 3) (pow 2.0 3)) (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (- 2.0) (- (* (exp x) (exp x)) (* 2.0 2.0)) (+ (exp x) 2.0) (+ (sqrt (exp x)) (sqrt 2.0)) (- (sqrt (exp x)) (sqrt 2.0)) (- (exp x) 2.0) (- 2.0) (+ (pow x 2) (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))) (- (+ (exp x) (exp (- x))) 2.0) (- (+ (exp (* -1 x)) (exp x)) 2.0) (- (+ (* 1/2 (pow x 2)) x) 1.0) (- (exp x) 2.0) (- (exp x) 2.0) 2.925 * * [simplify]: iteration 0 : 124 enodes (cost 914 ) 2.952 * * [simplify]: iteration 1 : 277 enodes (cost 729 ) 3.028 * * [simplify]: iteration 2 : 815 enodes (cost 619 ) 3.549 * * [simplify]: iteration 3 : 4125 enodes (cost 557 ) 5.220 * * [simplify]: iteration done : 5000 enodes (cost 557 ) 5.221 * [simplify]: Simplified to: (expm1 (+ (- (exp x) 2.0) (exp (- x)))) (log1p (+ (- (exp x) 2.0) (exp (- x)))) (exp (+ (- (exp x) 2.0) (exp (- x)))) (exp (+ (- (exp x) 2.0) (exp (- x)))) (log (+ (- (exp x) 2.0) (exp (- x)))) (exp (+ (- (exp x) 2.0) (exp (- x)))) (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x))))) (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (pow (+ (- (exp x) 2.0) (exp (- x))) 3) (sqrt (+ (- (exp x) 2.0) (exp (- x)))) (sqrt (+ (- (exp x) 2.0) (exp (- x)))) (fma (+ (exp x) 2.0) 2.0 (* (exp x) (+ (- (pow (exp x) 3) (pow 2.0 3)) (exp x)))) (* (fma 2.0 (+ (exp x) 2.0) (exp (+ x x))) (exp x)) (fma (+ (exp x) 2.0) 2.0 (* (exp x) (+ (- (pow (exp x) 3) (pow 2.0 3)) (exp x)))) (* (fma 2.0 (+ (exp x) 2.0) (exp (+ x x))) (exp x)) (* (+ (exp x) 2.0) (+ 1 (* (exp x) (- (exp x) 2.0)))) (* (+ (exp x) 2.0) (exp x)) (* (+ (exp x) 2.0) (+ 1 (* (exp x) (- (exp x) 2.0)))) (* (+ (exp x) 2.0) (exp x)) (+ (exp (* x -3)) (pow (- (exp x) 2.0) 3)) (+ (* (- (exp x) 2.0) (- (- (exp x) 2.0) (exp (- x)))) (exp (* x -2))) (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (exp (* x -2))) (- (- (exp x) 2.0) (exp (- x))) (+ (exp (- x)) (- (exp x) 2.0)) (+ (exp (- x)) (- (exp x) 2.0)) (+ 0 (exp (- x))) (+ 0 (exp (- x))) (+ 0 (exp (- x))) (+ 0 (exp (- x))) (+ 0 (exp (- x))) (+ 0 (exp (- x))) (+ 0 (exp (- x))) (+ 0 (exp (- x))) (+ 0 (exp (- x))) (- (exp (- x)) 2.0) (- (exp (- x)) 2.0) (- 2.0 (exp (- x))) (- (pow (cbrt (exp x)) 3) 2.0) 0 (- (pow (cbrt (exp x)) 3) 2.0) 0 (- (pow (cbrt (exp x)) 3) 2.0) 0 (- (exp x) 2.0) 0 (- (exp x) 2.0) 0 (- (exp x) 2.0) 0 (- (exp x) 2.0) 0 (- (exp x) 2.0) 0 (- (exp x) 2.0) 0 (expm1 (- (exp x) 2.0)) (log1p (- (exp x) 2.0)) (- 2.0) (- 2.0) (- 2.0) (exp (- (exp x) 2.0)) (log (- (exp x) 2.0)) (exp (- (exp x) 2.0)) (* (cbrt (- (exp x) 2.0)) (cbrt (- (exp x) 2.0))) (cbrt (- (exp x) 2.0)) (pow (- (exp x) 2.0) 3) (sqrt (- (exp x) 2.0)) (sqrt (- (exp x) 2.0)) (- (pow (exp x) 3) (pow 2.0 3)) (fma 2.0 (+ (exp x) 2.0) (exp (+ x x))) (- 2.0) (- (exp (+ x x)) (* 2.0 2.0)) (+ (exp x) 2.0) (+ (sqrt (exp x)) (sqrt 2.0)) (- (sqrt (exp x)) (sqrt 2.0)) (- (exp x) 2.0) (- 2.0) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (+ (exp (- x)) (- (exp x) 2.0)) (+ (exp (- x)) (- (exp x) 2.0)) (- (fma 1/2 (pow x 2) x) 1.0) (- (exp x) 2.0) (- (exp x) 2.0) 5.221 * * * [progress]: adding candidates to table 5.373 * * [progress]: iteration 2 / 4 5.373 * * * [progress]: picking best candidate 5.376 * * * * [pick]: Picked # 5.376 * * * [progress]: localizing error 5.384 * * * [progress]: generating rewritten candidates 5.384 * * * * [progress]: [ 1 / 2 ] rewriting at (2 3 3) 5.390 * * * * [progress]: [ 2 / 2 ] rewriting at (2 3) 5.391 * * * [progress]: generating series expansions 5.391 * * * * [progress]: [ 1 / 2 ] generating series at (2 3 3) 5.391 * [approximate]: Taking taylor expansion of (* 1/12 (pow x 4)) in (x) around 0 5.391 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x 5.391 * [taylor]: Taking taylor expansion of 1/12 in x 5.391 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.391 * [taylor]: Taking taylor expansion of x in x 5.391 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x 5.391 * [taylor]: Taking taylor expansion of 1/12 in x 5.391 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.391 * [taylor]: Taking taylor expansion of x in x 5.404 * [approximate]: Taking taylor expansion of (/ 1/12 (pow x 4)) in (x) around 0 5.404 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x 5.404 * [taylor]: Taking taylor expansion of 1/12 in x 5.404 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.404 * [taylor]: Taking taylor expansion of x in x 5.405 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x 5.405 * [taylor]: Taking taylor expansion of 1/12 in x 5.405 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.405 * [taylor]: Taking taylor expansion of x in x 5.416 * [approximate]: Taking taylor expansion of (/ 1/12 (pow x 4)) in (x) around 0 5.416 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x 5.416 * [taylor]: Taking taylor expansion of 1/12 in x 5.416 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.416 * [taylor]: Taking taylor expansion of x in x 5.417 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x 5.417 * [taylor]: Taking taylor expansion of 1/12 in x 5.417 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.417 * [taylor]: Taking taylor expansion of x in x 5.431 * * * * [progress]: [ 2 / 2 ] generating series at (2 3) 5.432 * [approximate]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in (x) around 0 5.432 * [taylor]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in x 5.432 * [taylor]: Rewrote expression to (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))) 5.432 * [taylor]: Taking taylor expansion of (* 1/360 (pow x 6)) in x 5.432 * [taylor]: Taking taylor expansion of 1/360 in x 5.432 * [taylor]: Taking taylor expansion of (pow x 6) in x 5.432 * [taylor]: Taking taylor expansion of x in x 5.432 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x 5.432 * [taylor]: Taking taylor expansion of 1/12 in x 5.432 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.432 * [taylor]: Taking taylor expansion of x in x 5.432 * [taylor]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in x 5.432 * [taylor]: Rewrote expression to (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))) 5.432 * [taylor]: Taking taylor expansion of (* 1/360 (pow x 6)) in x 5.432 * [taylor]: Taking taylor expansion of 1/360 in x 5.432 * [taylor]: Taking taylor expansion of (pow x 6) in x 5.432 * [taylor]: Taking taylor expansion of x in x 5.432 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x 5.432 * [taylor]: Taking taylor expansion of 1/12 in x 5.432 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.432 * [taylor]: Taking taylor expansion of x in x 5.468 * [approximate]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in (x) around 0 5.468 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in x 5.468 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ 1 x) 6)) (/ 1/12 (pow x 4))) 5.468 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ 1 x) 6)) in x 5.468 * [taylor]: Taking taylor expansion of 1/360 in x 5.468 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 6) in x 5.468 * [taylor]: Taking taylor expansion of (/ 1 x) in x 5.468 * [taylor]: Taking taylor expansion of x in x 5.468 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x 5.469 * [taylor]: Taking taylor expansion of 1/12 in x 5.469 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.469 * [taylor]: Taking taylor expansion of x in x 5.469 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in x 5.469 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ 1 x) 6)) (/ 1/12 (pow x 4))) 5.469 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ 1 x) 6)) in x 5.469 * [taylor]: Taking taylor expansion of 1/360 in x 5.469 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 6) in x 5.469 * [taylor]: Taking taylor expansion of (/ 1 x) in x 5.469 * [taylor]: Taking taylor expansion of x in x 5.470 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x 5.470 * [taylor]: Taking taylor expansion of 1/12 in x 5.470 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.470 * [taylor]: Taking taylor expansion of x in x 5.513 * [approximate]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in (x) around 0 5.513 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in x 5.513 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ -1 x) 6)) (/ 1/12 (pow x 4))) 5.513 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ -1 x) 6)) in x 5.513 * [taylor]: Taking taylor expansion of 1/360 in x 5.513 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 6) in x 5.513 * [taylor]: Taking taylor expansion of (/ -1 x) in x 5.513 * [taylor]: Taking taylor expansion of -1 in x 5.513 * [taylor]: Taking taylor expansion of x in x 5.514 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x 5.514 * [taylor]: Taking taylor expansion of 1/12 in x 5.514 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.514 * [taylor]: Taking taylor expansion of x in x 5.515 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in x 5.515 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ -1 x) 6)) (/ 1/12 (pow x 4))) 5.515 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ -1 x) 6)) in x 5.515 * [taylor]: Taking taylor expansion of 1/360 in x 5.515 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 6) in x 5.515 * [taylor]: Taking taylor expansion of (/ -1 x) in x 5.515 * [taylor]: Taking taylor expansion of -1 in x 5.515 * [taylor]: Taking taylor expansion of x in x 5.515 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x 5.515 * [taylor]: Taking taylor expansion of 1/12 in x 5.515 * [taylor]: Taking taylor expansion of (pow x 4) in x 5.515 * [taylor]: Taking taylor expansion of x in x 5.557 * * * [progress]: simplifying candidates 5.557 * [simplify]: Simplifying using # : (expm1 (* 1/12 (pow x 4))) (log1p (* 1/12 (pow x 4))) (+ (log 1/12) (* (log x) 4)) (+ (log 1/12) (* (log x) 4)) (+ (log 1/12) (log (pow x 4))) (log (* 1/12 (pow x 4))) (exp (* 1/12 (pow x 4))) (* (* (* 1/12 1/12) 1/12) (* (* (pow x 4) (pow x 4)) (pow x 4))) (* (cbrt (* 1/12 (pow x 4))) (cbrt (* 1/12 (pow x 4)))) (cbrt (* 1/12 (pow x 4))) (* (* (* 1/12 (pow x 4)) (* 1/12 (pow x 4))) (* 1/12 (pow x 4))) (sqrt (* 1/12 (pow x 4))) (sqrt (* 1/12 (pow x 4))) (* (sqrt 1/12) (pow (sqrt x) 4)) (* (sqrt 1/12) (pow (sqrt x) 4)) (* (sqrt 1/12) (sqrt (pow x 4))) (* (sqrt 1/12) (sqrt (pow x 4))) (* (sqrt 1/12) (pow x (/ 4 2))) (* (sqrt 1/12) (pow x (/ 4 2))) (* 1/12 (pow (* (cbrt x) (cbrt x)) 4)) (* 1/12 (pow (sqrt x) 4)) (* 1/12 (pow 1 4)) (* 1/12 (* (cbrt (pow x 4)) (cbrt (pow x 4)))) (* 1/12 (sqrt (pow x 4))) (* 1/12 1) (* 1/12 (pow x (/ 4 2))) (* (cbrt 1/12) (pow x 4)) (* (sqrt 1/12) (pow x 4)) (* 1/12 (pow x 4)) (expm1 (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (log1p (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (* 1/360 (pow x 6)) (log (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (exp (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (* (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))) (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (* (* (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (* 1/12 (pow x 4)) (* 1/12 (pow x 4)) (* 1/12 (pow x 4)) (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))) (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))) (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))) 5.559 * * [simplify]: iteration 0 : 67 enodes (cost 403 ) 5.580 * * [simplify]: iteration 1 : 126 enodes (cost 371 ) 5.616 * * [simplify]: iteration 2 : 379 enodes (cost 345 ) 5.884 * * [simplify]: iteration 3 : 1803 enodes (cost 342 ) 6.709 * * [simplify]: iteration done : 5001 enodes (cost 342 ) 6.710 * [simplify]: Simplified to: (expm1 (* 1/12 (pow x 4))) (log1p (* 1/12 (pow x 4))) (log (* 1/12 (pow x 4))) (log (* 1/12 (pow x 4))) (log (* 1/12 (pow x 4))) (log (* 1/12 (pow x 4))) (exp (* 1/12 (pow x 4))) (pow (* 1/12 (pow x 4)) 3) (* (cbrt (* 1/12 (pow x 4))) (cbrt (* 1/12 (pow x 4)))) (cbrt (* 1/12 (pow x 4))) (pow (* 1/12 (pow x 4)) 3) (sqrt (* 1/12 (pow x 4))) (sqrt (* 1/12 (pow x 4))) (* (pow x 2) (sqrt 1/12)) (* (pow x 2) (sqrt 1/12)) (* (sqrt 1/12) (sqrt (pow x 4))) (* (sqrt 1/12) (sqrt (pow x 4))) (* (pow x 2) (sqrt 1/12)) (* (pow x 2) (sqrt 1/12)) (* 1/12 (pow (* (cbrt x) (cbrt x)) 4)) (* (pow x 2) 1/12) 1/12 (* 1/12 (* (cbrt (pow x 4)) (cbrt (pow x 4)))) (* 1/12 (sqrt (pow x 4))) 1/12 (* (pow x 2) 1/12) (* (cbrt 1/12) (pow x 4)) (* (sqrt 1/12) (pow x 4)) (* 1/12 (pow x 4)) (expm1 (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (log1p (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (* 1/360 (pow x 6)) (log (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (exp (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (* (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))) (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (pow (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) 3) (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (* 1/12 (pow x 4)) (* 1/12 (pow x 4)) (* 1/12 (pow x 4)) (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) 6.710 * * * [progress]: adding candidates to table 6.812 * [progress]: [Phase 3 of 3] Extracting. 6.814 * [simplify]: Simplifying using # : (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) 6.814 * * [simplify]: iteration 0 : 10 enodes (cost 13 ) 6.815 * * [simplify]: iteration 1 : 11 enodes (cost 13 ) 6.815 * * [simplify]: iteration done : 11 enodes (cost 13 ) 6.815 * [simplify]: Simplified to: (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) 9.246 * [regime-testing]: End program error score: 0.6308003062613102 9.276 * [regime-testing]: Target error score: 0.046532321234775714