9.644 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.008 * * * [progress]: [2/2] Setting up program. 0.009 * [progress]: [Phase 2 of 3] Improving. 0.009 * [simplify]: Simplifying using # : (/ x (- 1.0 x)) 0.010 * * [simplify]: iteration 0 : 4 enodes (cost 5 ) 0.011 * * [simplify]: iteration 1 : 6 enodes (cost 5 ) 0.011 * * [simplify]: iteration 2 : 7 enodes (cost 5 ) 0.012 * * [simplify]: iteration done : 7 enodes (cost 5 ) 0.012 * [simplify]: Simplified to: (/ x (- 1.0 x)) 0.012 * * [progress]: iteration 1 / 4 0.012 * * * [progress]: picking best candidate 0.013 * * * * [pick]: Picked # 0.013 * * * [progress]: localizing error 0.016 * * * [progress]: generating rewritten candidates 0.016 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.023 * * * [progress]: generating series expansions 0.023 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.023 * [approximate]: Taking taylor expansion of (/ x (- 1.0 x)) in (x) around 0 0.023 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x 0.023 * [taylor]: Taking taylor expansion of x in x 0.023 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.023 * [taylor]: Taking taylor expansion of 1.0 in x 0.023 * [taylor]: Taking taylor expansion of x in x 0.024 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x 0.024 * [taylor]: Taking taylor expansion of x in x 0.024 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.024 * [taylor]: Taking taylor expansion of 1.0 in x 0.024 * [taylor]: Taking taylor expansion of x in x 0.030 * [approximate]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in (x) around 0 0.030 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x 0.030 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x 0.030 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x 0.030 * [taylor]: Taking taylor expansion of 1.0 in x 0.030 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.030 * [taylor]: Taking taylor expansion of x in x 0.030 * [taylor]: Taking taylor expansion of x in x 0.032 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x 0.032 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x 0.032 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x 0.032 * [taylor]: Taking taylor expansion of 1.0 in x 0.032 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.032 * [taylor]: Taking taylor expansion of x in x 0.033 * [taylor]: Taking taylor expansion of x in x 0.043 * [approximate]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in (x) around 0 0.043 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x 0.043 * [taylor]: Taking taylor expansion of -1 in x 0.043 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x 0.044 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x 0.044 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.044 * [taylor]: Taking taylor expansion of x in x 0.044 * [taylor]: Taking taylor expansion of 1.0 in x 0.044 * [taylor]: Taking taylor expansion of x in x 0.046 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x 0.046 * [taylor]: Taking taylor expansion of -1 in x 0.046 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x 0.046 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x 0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.046 * [taylor]: Taking taylor expansion of x in x 0.046 * [taylor]: Taking taylor expansion of 1.0 in x 0.046 * [taylor]: Taking taylor expansion of x in x 0.056 * * * [progress]: simplifying candidates 0.056 * [simplify]: Simplifying using # : (expm1 (/ x (- 1.0 x))) (log1p (/ x (- 1.0 x))) (- (log x) (log (- 1.0 x))) (log (/ x (- 1.0 x))) (exp (/ x (- 1.0 x))) (/ (* (* x x) x) (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x))) (* (cbrt (/ x (- 1.0 x))) (cbrt (/ x (- 1.0 x)))) (cbrt (/ x (- 1.0 x))) (* (* (/ x (- 1.0 x)) (/ x (- 1.0 x))) (/ x (- 1.0 x))) (sqrt (/ x (- 1.0 x))) (sqrt (/ x (- 1.0 x))) (- x) (- (- 1.0 x)) (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (/ (cbrt x) (cbrt (- 1.0 x))) (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x))) (/ (cbrt x) (sqrt (- 1.0 x))) (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) (- 1.0 x)) (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt x))) (/ (cbrt x) (- (sqrt 1.0) (sqrt x))) (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) (- 1.0 x)) (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (/ (sqrt x) (cbrt (- 1.0 x))) (/ (sqrt x) (sqrt (- 1.0 x))) (/ (sqrt x) (sqrt (- 1.0 x))) (/ (sqrt x) 1) (/ (sqrt x) (- 1.0 x)) (/ (sqrt x) (+ (sqrt 1.0) (sqrt x))) (/ (sqrt x) (- (sqrt 1.0) (sqrt x))) (/ (sqrt x) 1) (/ (sqrt x) (- 1.0 x)) (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (/ x (cbrt (- 1.0 x))) (/ 1 (sqrt (- 1.0 x))) (/ x (sqrt (- 1.0 x))) (/ 1 1) (/ x (- 1.0 x)) (/ 1 (+ (sqrt 1.0) (sqrt x))) (/ x (- (sqrt 1.0) (sqrt x))) (/ 1 1) (/ x (- 1.0 x)) (/ 1 (- 1.0 x)) (/ (- 1.0 x) x) (/ x (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (/ x (sqrt (- 1.0 x))) (/ x 1) (/ x (+ (sqrt 1.0) (sqrt x))) (/ x 1) (/ (- 1.0 x) (cbrt x)) (/ (- 1.0 x) (sqrt x)) (/ (- 1.0 x) x) (/ x (- (pow 1.0 3) (pow x 3))) (/ x (- (* 1.0 1.0) (* x x))) (+ (* 1.0 (pow x 2)) (+ (* 1.0 (pow x 3)) (* 1.0 x))) (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1))) (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1))) 0.059 * * [simplify]: iteration 0 : 84 enodes (cost 436 ) 0.077 * * [simplify]: iteration 1 : 174 enodes (cost 410 ) 0.124 * * [simplify]: iteration 2 : 505 enodes (cost 387 ) 0.395 * * [simplify]: iteration 3 : 2367 enodes (cost 384 ) 1.562 * * [simplify]: iteration done : 5001 enodes (cost 383 ) 1.562 * [simplify]: Simplified to: (expm1 (/ x (- 1.0 x))) (log1p (/ x (- 1.0 x))) (log (/ x (- 1.0 x))) (log (/ x (- 1.0 x))) (exp (/ x (- 1.0 x))) (pow (/ x (- 1.0 x)) 3) (* (cbrt (/ x (- 1.0 x))) (cbrt (/ x (- 1.0 x)))) (cbrt (/ x (- 1.0 x))) (pow (/ x (- 1.0 x)) 3) (sqrt (/ x (- 1.0 x))) (sqrt (/ x (- 1.0 x))) (- x) (- x 1.0) (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (/ (cbrt x) (cbrt (- 1.0 x))) (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x))) (/ (cbrt x) (sqrt (- 1.0 x))) (* (cbrt x) (cbrt x)) (/ (cbrt x) (- 1.0 x)) (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt x))) (/ (cbrt x) (- (sqrt 1.0) (sqrt x))) (* (cbrt x) (cbrt x)) (/ (cbrt x) (- 1.0 x)) (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (/ (sqrt x) (cbrt (- 1.0 x))) (/ (sqrt x) (sqrt (- 1.0 x))) (/ (sqrt x) (sqrt (- 1.0 x))) (sqrt x) (/ (sqrt x) (- 1.0 x)) (/ (sqrt x) (+ (sqrt 1.0) (sqrt x))) (/ (sqrt x) (- (sqrt 1.0) (sqrt x))) (sqrt x) (/ (sqrt x) (- 1.0 x)) (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (/ x (cbrt (- 1.0 x))) (/ 1 (sqrt (- 1.0 x))) (/ x (sqrt (- 1.0 x))) 1 (/ x (- 1.0 x)) (/ 1 (+ (sqrt 1.0) (sqrt x))) (/ x (- (sqrt 1.0) (sqrt x))) 1 (/ x (- 1.0 x)) (/ 1 (- 1.0 x)) (/ (- 1.0 x) x) (/ x (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (/ x (sqrt (- 1.0 x))) x (/ x (+ (sqrt 1.0) (sqrt x))) x (/ (- 1.0 x) (cbrt x)) (/ (- 1.0 x) (sqrt x)) (/ (- 1.0 x) x) (/ x (- (pow 1.0 3) (pow x 3))) (/ x (- (* 1.0 1.0) (* x x))) (* (+ (fma x x (pow x 3)) x) 1.0) (- (- -1 (/ 1.0 x)) (/ (/ 1.0 x) x)) (- (- -1 (/ 1.0 x)) (/ (/ 1.0 x) x)) 1.562 * * * [progress]: adding candidates to table 1.626 * * [progress]: iteration 2 / 4 1.626 * * * [progress]: picking best candidate 1.627 * * * * [pick]: Picked # 1.627 * * * [progress]: localizing error 1.634 * * * [progress]: generating rewritten candidates 1.634 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1) 1.637 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 1) 1.638 * * * [progress]: generating series expansions 1.638 * * * * [progress]: [ 1 / 2 ] generating series at (2 1) 1.638 * [approximate]: Taking taylor expansion of (+ x (fma x x (pow x 3))) in (x) around 0 1.638 * [taylor]: Taking taylor expansion of (+ x (fma x x (pow x 3))) in x 1.638 * [taylor]: Taking taylor expansion of x in x 1.638 * [taylor]: Taking taylor expansion of (fma x x (pow x 3)) in x 1.639 * [taylor]: Rewrote expression to (+ (* x x) (pow x 3)) 1.639 * [taylor]: Taking taylor expansion of (* x x) in x 1.639 * [taylor]: Taking taylor expansion of x in x 1.639 * [taylor]: Taking taylor expansion of x in x 1.639 * [taylor]: Taking taylor expansion of (pow x 3) in x 1.639 * [taylor]: Taking taylor expansion of x in x 1.639 * [taylor]: Taking taylor expansion of (+ x (fma x x (pow x 3))) in x 1.639 * [taylor]: Taking taylor expansion of x in x 1.639 * [taylor]: Taking taylor expansion of (fma x x (pow x 3)) in x 1.639 * [taylor]: Rewrote expression to (+ (* x x) (pow x 3)) 1.639 * [taylor]: Taking taylor expansion of (* x x) in x 1.639 * [taylor]: Taking taylor expansion of x in x 1.639 * [taylor]: Taking taylor expansion of x in x 1.639 * [taylor]: Taking taylor expansion of (pow x 3) in x 1.639 * [taylor]: Taking taylor expansion of x in x 1.643 * [approximate]: Taking taylor expansion of (+ (/ 1 x) (fma (/ 1 x) (/ 1 x) (pow (/ 1 x) 3))) in (x) around 0 1.643 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (fma (/ 1 x) (/ 1 x) (pow (/ 1 x) 3))) in x 1.643 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.643 * [taylor]: Taking taylor expansion of x in x 1.644 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (pow (/ 1 x) 3)) in x 1.644 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (pow (/ 1 x) 3)) 1.644 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x 1.644 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.644 * [taylor]: Taking taylor expansion of x in x 1.644 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.644 * [taylor]: Taking taylor expansion of x in x 1.644 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 3) in x 1.644 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.644 * [taylor]: Taking taylor expansion of x in x 1.645 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (fma (/ 1 x) (/ 1 x) (pow (/ 1 x) 3))) in x 1.645 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.645 * [taylor]: Taking taylor expansion of x in x 1.645 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (pow (/ 1 x) 3)) in x 1.645 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (pow (/ 1 x) 3)) 1.645 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x 1.645 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.645 * [taylor]: Taking taylor expansion of x in x 1.645 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.645 * [taylor]: Taking taylor expansion of x in x 1.646 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 3) in x 1.646 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.646 * [taylor]: Taking taylor expansion of x in x 1.652 * [approximate]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 x) (pow (/ -1 x) 3)) (/ 1 x)) in (x) around 0 1.652 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 x) (pow (/ -1 x) 3)) (/ 1 x)) in x 1.652 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (pow (/ -1 x) 3)) in x 1.652 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (pow (/ -1 x) 3)) 1.652 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x 1.652 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.652 * [taylor]: Taking taylor expansion of -1 in x 1.652 * [taylor]: Taking taylor expansion of x in x 1.653 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.653 * [taylor]: Taking taylor expansion of -1 in x 1.653 * [taylor]: Taking taylor expansion of x in x 1.653 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 3) in x 1.653 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.653 * [taylor]: Taking taylor expansion of -1 in x 1.653 * [taylor]: Taking taylor expansion of x in x 1.653 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.653 * [taylor]: Taking taylor expansion of x in x 1.654 * [taylor]: Taking taylor expansion of (- (fma (/ -1 x) (/ -1 x) (pow (/ -1 x) 3)) (/ 1 x)) in x 1.654 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (pow (/ -1 x) 3)) in x 1.654 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (pow (/ -1 x) 3)) 1.654 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x 1.654 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.654 * [taylor]: Taking taylor expansion of -1 in x 1.654 * [taylor]: Taking taylor expansion of x in x 1.654 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.654 * [taylor]: Taking taylor expansion of -1 in x 1.654 * [taylor]: Taking taylor expansion of x in x 1.655 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 3) in x 1.655 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.655 * [taylor]: Taking taylor expansion of -1 in x 1.655 * [taylor]: Taking taylor expansion of x in x 1.655 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.655 * [taylor]: Taking taylor expansion of x in x 1.662 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 1) 1.662 * [approximate]: Taking taylor expansion of (fma x x (pow x 3)) in (x) around 0 1.662 * [taylor]: Taking taylor expansion of (fma x x (pow x 3)) in x 1.662 * [taylor]: Rewrote expression to (+ (* x x) (pow x 3)) 1.662 * [taylor]: Taking taylor expansion of (* x x) in x 1.662 * [taylor]: Taking taylor expansion of x in x 1.662 * [taylor]: Taking taylor expansion of x in x 1.662 * [taylor]: Taking taylor expansion of (pow x 3) in x 1.662 * [taylor]: Taking taylor expansion of x in x 1.662 * [taylor]: Taking taylor expansion of (fma x x (pow x 3)) in x 1.662 * [taylor]: Rewrote expression to (+ (* x x) (pow x 3)) 1.662 * [taylor]: Taking taylor expansion of (* x x) in x 1.662 * [taylor]: Taking taylor expansion of x in x 1.662 * [taylor]: Taking taylor expansion of x in x 1.663 * [taylor]: Taking taylor expansion of (pow x 3) in x 1.663 * [taylor]: Taking taylor expansion of x in x 1.681 * [approximate]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (pow (/ 1 x) 3)) in (x) around 0 1.682 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (pow (/ 1 x) 3)) in x 1.682 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (pow (/ 1 x) 3)) 1.682 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x 1.682 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.682 * [taylor]: Taking taylor expansion of x in x 1.682 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.682 * [taylor]: Taking taylor expansion of x in x 1.682 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 3) in x 1.682 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.682 * [taylor]: Taking taylor expansion of x in x 1.683 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (pow (/ 1 x) 3)) in x 1.683 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (pow (/ 1 x) 3)) 1.683 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x 1.683 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.683 * [taylor]: Taking taylor expansion of x in x 1.683 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.683 * [taylor]: Taking taylor expansion of x in x 1.683 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 3) in x 1.683 * [taylor]: Taking taylor expansion of (/ 1 x) in x 1.683 * [taylor]: Taking taylor expansion of x in x 1.707 * [approximate]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (pow (/ -1 x) 3)) in (x) around 0 1.707 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (pow (/ -1 x) 3)) in x 1.707 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (pow (/ -1 x) 3)) 1.707 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x 1.707 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.707 * [taylor]: Taking taylor expansion of -1 in x 1.707 * [taylor]: Taking taylor expansion of x in x 1.708 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.708 * [taylor]: Taking taylor expansion of -1 in x 1.708 * [taylor]: Taking taylor expansion of x in x 1.708 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 3) in x 1.708 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.708 * [taylor]: Taking taylor expansion of -1 in x 1.708 * [taylor]: Taking taylor expansion of x in x 1.708 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (pow (/ -1 x) 3)) in x 1.709 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (pow (/ -1 x) 3)) 1.709 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x 1.709 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.709 * [taylor]: Taking taylor expansion of -1 in x 1.709 * [taylor]: Taking taylor expansion of x in x 1.709 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.709 * [taylor]: Taking taylor expansion of -1 in x 1.709 * [taylor]: Taking taylor expansion of x in x 1.709 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 3) in x 1.709 * [taylor]: Taking taylor expansion of (/ -1 x) in x 1.709 * [taylor]: Taking taylor expansion of -1 in x 1.709 * [taylor]: Taking taylor expansion of x in x 1.734 * * * [progress]: simplifying candidates 1.735 * [simplify]: Simplifying using # : (expm1 (+ (fma x x (pow x 3)) x)) (log1p (+ (fma x x (pow x 3)) x)) (* (exp (fma x x (pow x 3))) (exp x)) (log (+ (fma x x (pow x 3)) x)) (exp (+ (fma x x (pow x 3)) x)) (* (cbrt (+ (fma x x (pow x 3)) x)) (cbrt (+ (fma x x (pow x 3)) x))) (cbrt (+ (fma x x (pow x 3)) x)) (* (* (+ (fma x x (pow x 3)) x) (+ (fma x x (pow x 3)) x)) (+ (fma x x (pow x 3)) x)) (sqrt (+ (fma x x (pow x 3)) x)) (sqrt (+ (fma x x (pow x 3)) x)) (+ (pow (fma x x (pow x 3)) 3) (pow x 3)) (+ (* (fma x x (pow x 3)) (fma x x (pow x 3))) (- (* x x) (* (fma x x (pow x 3)) x))) (- (* (fma x x (pow x 3)) (fma x x (pow x 3))) (* x x)) (- (fma x x (pow x 3)) x) (+ (fma x x (pow x 3)) x) (+ (pow x 3) x) (expm1 (fma x x (pow x 3))) (log1p (fma x x (pow x 3))) (* x x) (log (fma x x (pow x 3))) (exp (fma x x (pow x 3))) (* (cbrt (fma x x (pow x 3))) (cbrt (fma x x (pow x 3)))) (cbrt (fma x x (pow x 3))) (* (* (fma x x (pow x 3)) (fma x x (pow x 3))) (fma x x (pow x 3))) (sqrt (fma x x (pow x 3))) (sqrt (fma x x (pow x 3))) (+ (pow x 2) (+ (pow x 3) x)) (+ (pow x 2) (+ x (pow x 3))) (+ (pow x 2) (+ x (pow x 3))) (+ (pow x 2) (pow x 3)) (+ (pow x 2) (pow x 3)) (+ (pow x 2) (pow x 3)) 1.737 * * [simplify]: iteration 0 : 40 enodes (cost 329 ) 1.744 * * [simplify]: iteration 1 : 90 enodes (cost 307 ) 1.771 * * [simplify]: iteration 2 : 292 enodes (cost 287 ) 1.866 * * [simplify]: iteration 3 : 1233 enodes (cost 267 ) 2.400 * * [simplify]: iteration done : 5001 enodes (cost 266 ) 2.400 * [simplify]: Simplified to: (expm1 (fma x (fma x x x) x)) (log1p (fma x (fma x x x) x)) (exp (fma x (fma x x x) x)) (log (fma x (fma x x x) x)) (exp (fma x (fma x x x) x)) (* (cbrt (fma x (fma x x x) x)) (cbrt (fma x (fma x x x) x))) (cbrt (fma x (fma x x x) x)) (pow (fma x (fma x x x) x) 3) (sqrt (fma x (fma x x x) x)) (sqrt (fma x (fma x x x) x)) (+ (pow (fma x x (pow x 3)) 3) (pow x 3)) (- (* x x) (* (fma x x (pow x 3)) (- x (fma x x (pow x 3))))) (fma (- x) x (* (+ x 1) (* (+ x 1) (pow x 4)))) (- (fma x x (pow x 3)) x) (fma x (fma x x x) x) (+ x (pow x 3)) (expm1 (fma x x (pow x 3))) (log1p (fma x x (pow x 3))) (* x x) (log (fma x x (pow x 3))) (exp (fma x x (pow x 3))) (* (cbrt (fma x x (pow x 3))) (cbrt (fma x x (pow x 3)))) (cbrt (fma x x (pow x 3))) (pow (fma x x (pow x 3)) 3) (hypot x (pow x 3/2)) (hypot x (pow x 3/2)) (fma x (fma x x x) x) (fma x (fma x x x) x) (fma x (fma x x x) x) (* (fma x x x) x) (* (fma x x x) x) (* (fma x x x) x) 2.400 * * * [progress]: adding candidates to table 2.474 * [progress]: [Phase 3 of 3] Extracting. 2.474 * * [regime]: Finding splitpoints for: (# #) 2.474 * * * [regime-changes]: Trying 2 branch expressions: ((/ x (- 1.0 x)) x) 2.474 * * * * [regimes]: Trying to branch on (/ x (- 1.0 x)) from (# #) 2.482 * * * * [regimes]: Trying to branch on x from (# #) 2.492 * * * [regime]: Found split indices: #