36.769 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.020 * * * [progress]: [2/2] Setting up program. 0.021 * [progress]: [Phase 2 of 3] Improving. 0.022 * [simplify]: Simplifying: (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) 0.022 * * [simplify]: Extracting # 0 : cost 0 0.022 * * [simplify]: Extracting # 1 : cost 0 0.022 * * [simplify]: Extracting # 2 : cost 0 0.022 * * [simplify]: Extracting # 3 : cost 0 0.022 * * [simplify]: Extracting # 4 : cost 0 0.022 * * [simplify]: Extracting # 5 : cost 0 0.022 * * [simplify]: Extracting # 6 : cost 0 0.022 * * [simplify]: iteration 0 : 10 enodes (cost 11 ) 0.024 * * [simplify]: Extracting # 0 : cost 0 0.024 * * [simplify]: Extracting # 1 : cost 0 0.024 * * [simplify]: Extracting # 2 : cost 0 0.024 * * [simplify]: iteration 1 : 20 enodes (cost 11 ) 0.028 * * [simplify]: Extracting # 0 : cost 0 0.028 * * [simplify]: Extracting # 1 : cost 0 0.028 * * [simplify]: Extracting # 2 : cost 0 0.029 * * [simplify]: iteration 2 : 48 enodes (cost 11 ) 0.044 * * [simplify]: Extracting # 0 : cost 0 0.044 * * [simplify]: Extracting # 1 : cost 0 0.044 * * [simplify]: Extracting # 2 : cost 0 0.044 * * [simplify]: iteration 3 : 103 enodes (cost 10 ) 0.113 * * [simplify]: Extracting # 0 : cost 0 0.114 * * [simplify]: Extracting # 1 : cost 0 0.114 * * [simplify]: Extracting # 2 : cost 0 0.114 * * [simplify]: Extracting # 3 : cost 0 0.114 * * [simplify]: iteration 4 : 194 enodes (cost 10 ) 0.192 * * [simplify]: Extracting # 0 : cost 0 0.192 * * [simplify]: Extracting # 1 : cost 0 0.193 * * [simplify]: Extracting # 2 : cost 0 0.193 * * [simplify]: Extracting # 3 : cost 0 0.194 * * [simplify]: iteration 5 : 318 enodes (cost 10 ) 0.360 * * [simplify]: Extracting # 0 : cost 0 0.361 * * [simplify]: Extracting # 1 : cost 0 0.362 * * [simplify]: Extracting # 2 : cost 0 0.363 * * [simplify]: Extracting # 3 : cost 0 0.363 * * [simplify]: iteration 6 : 480 enodes (cost 10 ) 0.723 * * [simplify]: Extracting # 0 : cost 0 0.723 * * [simplify]: Extracting # 1 : cost 0 0.724 * * [simplify]: Extracting # 2 : cost 0 0.724 * * [simplify]: iteration 7 : 664 enodes (cost 10 ) 1.325 * * [simplify]: Extracting # 0 : cost 0 1.326 * * [simplify]: Extracting # 1 : cost 0 1.327 * * [simplify]: Extracting # 2 : cost 0 1.328 * * [simplify]: iteration 8 : 959 enodes (cost 10 ) 1.794 * * [simplify]: Extracting # 0 : cost 0 1.795 * * [simplify]: Extracting # 1 : cost 0 1.796 * * [simplify]: Extracting # 2 : cost 0 1.797 * * [simplify]: iteration 9 : 1042 enodes (cost 10 ) 2.252 * * [simplify]: Extracting # 0 : cost 0 2.252 * * [simplify]: Extracting # 1 : cost 0 2.253 * * [simplify]: iteration 10 : 1073 enodes (cost 10 ) 2.611 * * [simplify]: Extracting # 0 : cost 0 2.612 * * [simplify]: iteration done: 1073 enodes (cost 10 ) 2.612 * [simplify]: Simplified to: (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) 2.618 * * [progress]: iteration 1 / 4 2.618 * * * [progress]: picking best candidate 2.621 * * * * [pick]: Picked # 2.621 * * * [progress]: localizing error 2.636 * * * [progress]: generating rewritten candidates 2.636 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 2.636 * * * [progress]: generating series expansions 2.636 * * * * [progress]: [ 1 / 1 ] generating series at (2) 2.637 * [backup-simplify]: Simplify (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) into (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) 2.637 * [approximate]: Taking taylor expansion of (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) in (y x) around 0 2.637 * [taylor]: Taking taylor expansion of (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) in x 2.637 * [taylor]: Rewrote expression to (+ (* (- y 1.0) x) (fma 0.5 (- y) 0.918938533204673)) 2.637 * [taylor]: Taking taylor expansion of (* (- y 1.0) x) in x 2.637 * [taylor]: Taking taylor expansion of (- y 1.0) in x 2.637 * [taylor]: Taking taylor expansion of y in x 2.637 * [backup-simplify]: Simplify y into y 2.637 * [taylor]: Taking taylor expansion of 1.0 in x 2.637 * [backup-simplify]: Simplify 1.0 into 1.0 2.637 * [taylor]: Taking taylor expansion of x in x 2.637 * [backup-simplify]: Simplify 0 into 0 2.637 * [backup-simplify]: Simplify 1 into 1 2.637 * [taylor]: Taking taylor expansion of (fma 0.5 (- y) 0.918938533204673) in x 2.637 * [taylor]: Rewrote expression to (+ (* 0.5 (- y)) 0.918938533204673) 2.637 * [taylor]: Taking taylor expansion of (* 0.5 (- y)) in x 2.637 * [taylor]: Taking taylor expansion of 0.5 in x 2.637 * [backup-simplify]: Simplify 0.5 into 0.5 2.637 * [taylor]: Taking taylor expansion of (- y) in x 2.637 * [taylor]: Taking taylor expansion of y in x 2.637 * [backup-simplify]: Simplify y into y 2.637 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.637 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.637 * [taylor]: Taking taylor expansion of (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) in y 2.637 * [taylor]: Rewrote expression to (+ (* (- y 1.0) x) (fma 0.5 (- y) 0.918938533204673)) 2.637 * [taylor]: Taking taylor expansion of (* (- y 1.0) x) in y 2.637 * [taylor]: Taking taylor expansion of (- y 1.0) in y 2.637 * [taylor]: Taking taylor expansion of y in y 2.637 * [backup-simplify]: Simplify 0 into 0 2.637 * [backup-simplify]: Simplify 1 into 1 2.637 * [taylor]: Taking taylor expansion of 1.0 in y 2.637 * [backup-simplify]: Simplify 1.0 into 1.0 2.637 * [taylor]: Taking taylor expansion of x in y 2.637 * [backup-simplify]: Simplify x into x 2.637 * [taylor]: Taking taylor expansion of (fma 0.5 (- y) 0.918938533204673) in y 2.637 * [taylor]: Rewrote expression to (+ (* 0.5 (- y)) 0.918938533204673) 2.638 * [taylor]: Taking taylor expansion of (* 0.5 (- y)) in y 2.638 * [taylor]: Taking taylor expansion of 0.5 in y 2.638 * [backup-simplify]: Simplify 0.5 into 0.5 2.638 * [taylor]: Taking taylor expansion of (- y) in y 2.638 * [taylor]: Taking taylor expansion of y in y 2.638 * [backup-simplify]: Simplify 0 into 0 2.638 * [backup-simplify]: Simplify 1 into 1 2.638 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.638 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.638 * [taylor]: Taking taylor expansion of (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) in y 2.638 * [taylor]: Rewrote expression to (+ (* (- y 1.0) x) (fma 0.5 (- y) 0.918938533204673)) 2.638 * [taylor]: Taking taylor expansion of (* (- y 1.0) x) in y 2.638 * [taylor]: Taking taylor expansion of (- y 1.0) in y 2.638 * [taylor]: Taking taylor expansion of y in y 2.638 * [backup-simplify]: Simplify 0 into 0 2.638 * [backup-simplify]: Simplify 1 into 1 2.638 * [taylor]: Taking taylor expansion of 1.0 in y 2.638 * [backup-simplify]: Simplify 1.0 into 1.0 2.638 * [taylor]: Taking taylor expansion of x in y 2.638 * [backup-simplify]: Simplify x into x 2.638 * [taylor]: Taking taylor expansion of (fma 0.5 (- y) 0.918938533204673) in y 2.638 * [taylor]: Rewrote expression to (+ (* 0.5 (- y)) 0.918938533204673) 2.638 * [taylor]: Taking taylor expansion of (* 0.5 (- y)) in y 2.638 * [taylor]: Taking taylor expansion of 0.5 in y 2.638 * [backup-simplify]: Simplify 0.5 into 0.5 2.638 * [taylor]: Taking taylor expansion of (- y) in y 2.638 * [taylor]: Taking taylor expansion of y in y 2.638 * [backup-simplify]: Simplify 0 into 0 2.638 * [backup-simplify]: Simplify 1 into 1 2.638 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.638 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.639 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.639 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 2.640 * [backup-simplify]: Simplify (* (- 1.0) x) into (* -1.0 x) 2.640 * [backup-simplify]: Simplify (- 0) into 0 2.640 * [backup-simplify]: Simplify (* 0.5 0) into 0 2.640 * [backup-simplify]: Simplify (+ 0 0.918938533204673) into 0.918938533204673 2.641 * [backup-simplify]: Simplify (+ (* -1.0 x) 0.918938533204673) into (- 0.918938533204673 (* 1.0 x)) 2.641 * [taylor]: Taking taylor expansion of (- 0.918938533204673 (* 1.0 x)) in x 2.641 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.641 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.641 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 2.641 * [taylor]: Taking taylor expansion of 1.0 in x 2.641 * [backup-simplify]: Simplify 1.0 into 1.0 2.641 * [taylor]: Taking taylor expansion of x in x 2.641 * [backup-simplify]: Simplify 0 into 0 2.641 * [backup-simplify]: Simplify 1 into 1 2.641 * [backup-simplify]: Simplify (* 1.0 0) into 0 2.641 * [backup-simplify]: Simplify (- 0) into 0 2.642 * [backup-simplify]: Simplify (+ 0.918938533204673 0) into 0.918938533204673 2.642 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.642 * [backup-simplify]: Simplify (- 0) into 0 2.643 * [backup-simplify]: Simplify (+ 1 0) into 1 2.643 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (* 1 x)) into x 2.643 * [backup-simplify]: Simplify (- 1) into -1 2.644 * [backup-simplify]: Simplify (- 0) into 0 2.645 * [backup-simplify]: Simplify (+ (* 0.5 -1) (* 0 0)) into (- 0.5) 2.646 * [backup-simplify]: Simplify (+ (- 0.5) 0) into (- 0.5) 2.646 * [backup-simplify]: Simplify (+ x (- 0.5)) into (- x 0.5) 2.646 * [taylor]: Taking taylor expansion of (- x 0.5) in x 2.646 * [taylor]: Taking taylor expansion of x in x 2.646 * [backup-simplify]: Simplify 0 into 0 2.646 * [backup-simplify]: Simplify 1 into 1 2.646 * [taylor]: Taking taylor expansion of 0.5 in x 2.646 * [backup-simplify]: Simplify 0.5 into 0.5 2.647 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 2.647 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5) 2.648 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 2.649 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0 2.649 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.650 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 2.650 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.651 * [backup-simplify]: Simplify (+ (* (- 1.0) (* x 1)) (+ (* (- 0.5) (* 1 y)) 0.918938533204673)) into (- 0.918938533204673 (+ (* 1.0 x) (* 0.5 y))) 2.651 * [backup-simplify]: Simplify (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) into (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) 2.651 * [approximate]: Taking taylor expansion of (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) in (y x) around 0 2.651 * [taylor]: Taking taylor expansion of (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) in x 2.651 * [taylor]: Rewrote expression to (+ (* (- (/ 1 y) 1.0) (/ 1 x)) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) 2.651 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) 1.0) (/ 1 x)) in x 2.651 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x 2.651 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.651 * [taylor]: Taking taylor expansion of y in x 2.651 * [backup-simplify]: Simplify y into y 2.651 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.651 * [taylor]: Taking taylor expansion of 1.0 in x 2.651 * [backup-simplify]: Simplify 1.0 into 1.0 2.651 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.651 * [taylor]: Taking taylor expansion of x in x 2.651 * [backup-simplify]: Simplify 0 into 0 2.652 * [backup-simplify]: Simplify 1 into 1 2.652 * [backup-simplify]: Simplify (/ 1 1) into 1 2.652 * [taylor]: Taking taylor expansion of (fma 0.5 (- (/ 1 y)) 0.918938533204673) in x 2.652 * [taylor]: Rewrote expression to (+ (* 0.5 (- (/ 1 y))) 0.918938533204673) 2.652 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 y))) in x 2.652 * [taylor]: Taking taylor expansion of 0.5 in x 2.652 * [backup-simplify]: Simplify 0.5 into 0.5 2.652 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in x 2.652 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.652 * [taylor]: Taking taylor expansion of y in x 2.652 * [backup-simplify]: Simplify y into y 2.652 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.652 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.652 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.652 * [taylor]: Taking taylor expansion of (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) in y 2.652 * [taylor]: Rewrote expression to (+ (* (- (/ 1 y) 1.0) (/ 1 x)) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) 2.652 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) 1.0) (/ 1 x)) in y 2.652 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y 2.652 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.652 * [taylor]: Taking taylor expansion of y in y 2.652 * [backup-simplify]: Simplify 0 into 0 2.652 * [backup-simplify]: Simplify 1 into 1 2.653 * [backup-simplify]: Simplify (/ 1 1) into 1 2.653 * [taylor]: Taking taylor expansion of 1.0 in y 2.653 * [backup-simplify]: Simplify 1.0 into 1.0 2.653 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.653 * [taylor]: Taking taylor expansion of x in y 2.653 * [backup-simplify]: Simplify x into x 2.653 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.653 * [taylor]: Taking taylor expansion of (fma 0.5 (- (/ 1 y)) 0.918938533204673) in y 2.653 * [taylor]: Rewrote expression to (+ (* 0.5 (- (/ 1 y))) 0.918938533204673) 2.653 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 y))) in y 2.653 * [taylor]: Taking taylor expansion of 0.5 in y 2.653 * [backup-simplify]: Simplify 0.5 into 0.5 2.653 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y 2.653 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.653 * [taylor]: Taking taylor expansion of y in y 2.653 * [backup-simplify]: Simplify 0 into 0 2.653 * [backup-simplify]: Simplify 1 into 1 2.653 * [backup-simplify]: Simplify (/ 1 1) into 1 2.653 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.653 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.653 * [taylor]: Taking taylor expansion of (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) in y 2.653 * [taylor]: Rewrote expression to (+ (* (- (/ 1 y) 1.0) (/ 1 x)) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) 2.653 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) 1.0) (/ 1 x)) in y 2.653 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y 2.653 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.653 * [taylor]: Taking taylor expansion of y in y 2.653 * [backup-simplify]: Simplify 0 into 0 2.653 * [backup-simplify]: Simplify 1 into 1 2.654 * [backup-simplify]: Simplify (/ 1 1) into 1 2.654 * [taylor]: Taking taylor expansion of 1.0 in y 2.654 * [backup-simplify]: Simplify 1.0 into 1.0 2.654 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.654 * [taylor]: Taking taylor expansion of x in y 2.654 * [backup-simplify]: Simplify x into x 2.654 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.654 * [taylor]: Taking taylor expansion of (fma 0.5 (- (/ 1 y)) 0.918938533204673) in y 2.654 * [taylor]: Rewrote expression to (+ (* 0.5 (- (/ 1 y))) 0.918938533204673) 2.654 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 y))) in y 2.654 * [taylor]: Taking taylor expansion of 0.5 in y 2.654 * [backup-simplify]: Simplify 0.5 into 0.5 2.654 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y 2.654 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.654 * [taylor]: Taking taylor expansion of y in y 2.654 * [backup-simplify]: Simplify 0 into 0 2.654 * [backup-simplify]: Simplify 1 into 1 2.654 * [backup-simplify]: Simplify (/ 1 1) into 1 2.654 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.654 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.655 * [backup-simplify]: Simplify (+ 1 0) into 1 2.655 * [backup-simplify]: Simplify (* 1 (/ 1 x)) into (/ 1 x) 2.655 * [backup-simplify]: Simplify (- 1) into -1 2.655 * [backup-simplify]: Simplify (* 0.5 -1) into -0.5 2.656 * [backup-simplify]: Simplify (+ -0.5 0) into (- 0.5) 2.656 * [backup-simplify]: Simplify (+ (/ 1 x) (- 0.5)) into (- (/ 1 x) 0.5) 2.656 * [taylor]: Taking taylor expansion of (- (/ 1 x) 0.5) in x 2.656 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.656 * [taylor]: Taking taylor expansion of x in x 2.656 * [backup-simplify]: Simplify 0 into 0 2.656 * [backup-simplify]: Simplify 1 into 1 2.657 * [backup-simplify]: Simplify (/ 1 1) into 1 2.657 * [taylor]: Taking taylor expansion of 0.5 in x 2.657 * [backup-simplify]: Simplify 0.5 into 0.5 2.657 * [backup-simplify]: Simplify (+ 1 0) into 1 2.657 * [backup-simplify]: Simplify 1 into 1 2.657 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 2.658 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.658 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.659 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 2.660 * [backup-simplify]: Simplify (+ (* 1 0) (* (- 1.0) (/ 1 x))) into (- (* 1.0 (/ 1 x))) 2.661 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.661 * [backup-simplify]: Simplify (- 0) into 0 2.661 * [backup-simplify]: Simplify (- 1) into -1 2.662 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 -1)) into 0 2.662 * [backup-simplify]: Simplify (+ 0 0.918938533204673) into 0.918938533204673 2.662 * [backup-simplify]: Simplify (+ (- (* 1.0 (/ 1 x))) 0.918938533204673) into (- 0.918938533204673 (* 1.0 (/ 1 x))) 2.662 * [taylor]: Taking taylor expansion of (- 0.918938533204673 (* 1.0 (/ 1 x))) in x 2.663 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.663 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.663 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.663 * [taylor]: Taking taylor expansion of 1.0 in x 2.663 * [backup-simplify]: Simplify 1.0 into 1.0 2.663 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.663 * [taylor]: Taking taylor expansion of x in x 2.663 * [backup-simplify]: Simplify 0 into 0 2.663 * [backup-simplify]: Simplify 1 into 1 2.663 * [backup-simplify]: Simplify (/ 1 1) into 1 2.663 * [backup-simplify]: Simplify (* 1.0 1) into 1.0 2.664 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.664 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 2.665 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.665 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.665 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 2.666 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5) 2.666 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 2.667 * [backup-simplify]: Simplify (+ (* (- 0.5) (* 1 (/ 1 (/ 1 y)))) (+ (* (- 1.0) (* (/ 1 (/ 1 x)) 1)) (* 1 (* (/ 1 (/ 1 x)) (/ 1 (/ 1 y)))))) into (- (* x y) (+ (* 1.0 x) (* 0.5 y))) 2.667 * [backup-simplify]: Simplify (fma (- (/ 1 (- y)) 1.0) (/ 1 (- x)) (fma 0.5 (- (/ 1 (- y))) 0.918938533204673)) into (fma (- (+ (/ 1 y) 1.0)) (/ -1 x) (fma 0.5 (/ 1 y) 0.918938533204673)) 2.667 * [approximate]: Taking taylor expansion of (fma (- (+ (/ 1 y) 1.0)) (/ -1 x) (fma 0.5 (/ 1 y) 0.918938533204673)) in (y x) around 0 2.667 * [taylor]: Taking taylor expansion of (fma (- (+ (/ 1 y) 1.0)) (/ -1 x) (fma 0.5 (/ 1 y) 0.918938533204673)) in x 2.667 * [taylor]: Rewrote expression to (+ (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) (fma 0.5 (/ 1 y) 0.918938533204673)) 2.667 * [taylor]: Taking taylor expansion of (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) in x 2.667 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1.0)) in x 2.667 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 2.667 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.667 * [taylor]: Taking taylor expansion of y in x 2.667 * [backup-simplify]: Simplify y into y 2.667 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.667 * [taylor]: Taking taylor expansion of 1.0 in x 2.667 * [backup-simplify]: Simplify 1.0 into 1.0 2.667 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.667 * [taylor]: Taking taylor expansion of -1 in x 2.667 * [backup-simplify]: Simplify -1 into -1 2.667 * [taylor]: Taking taylor expansion of x in x 2.667 * [backup-simplify]: Simplify 0 into 0 2.667 * [backup-simplify]: Simplify 1 into 1 2.668 * [backup-simplify]: Simplify (/ -1 1) into -1 2.668 * [taylor]: Taking taylor expansion of (fma 0.5 (/ 1 y) 0.918938533204673) in x 2.668 * [taylor]: Rewrote expression to (+ (* 0.5 (/ 1 y)) 0.918938533204673) 2.668 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 2.668 * [taylor]: Taking taylor expansion of 0.5 in x 2.668 * [backup-simplify]: Simplify 0.5 into 0.5 2.668 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.668 * [taylor]: Taking taylor expansion of y in x 2.668 * [backup-simplify]: Simplify y into y 2.668 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.668 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.668 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.668 * [taylor]: Taking taylor expansion of (fma (- (+ (/ 1 y) 1.0)) (/ -1 x) (fma 0.5 (/ 1 y) 0.918938533204673)) in y 2.668 * [taylor]: Rewrote expression to (+ (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) (fma 0.5 (/ 1 y) 0.918938533204673)) 2.668 * [taylor]: Taking taylor expansion of (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) in y 2.668 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1.0)) in y 2.668 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 2.668 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.668 * [taylor]: Taking taylor expansion of y in y 2.668 * [backup-simplify]: Simplify 0 into 0 2.668 * [backup-simplify]: Simplify 1 into 1 2.669 * [backup-simplify]: Simplify (/ 1 1) into 1 2.669 * [taylor]: Taking taylor expansion of 1.0 in y 2.669 * [backup-simplify]: Simplify 1.0 into 1.0 2.669 * [taylor]: Taking taylor expansion of (/ -1 x) in y 2.669 * [taylor]: Taking taylor expansion of -1 in y 2.669 * [backup-simplify]: Simplify -1 into -1 2.669 * [taylor]: Taking taylor expansion of x in y 2.669 * [backup-simplify]: Simplify x into x 2.669 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x) 2.669 * [taylor]: Taking taylor expansion of (fma 0.5 (/ 1 y) 0.918938533204673) in y 2.669 * [taylor]: Rewrote expression to (+ (* 0.5 (/ 1 y)) 0.918938533204673) 2.669 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 2.669 * [taylor]: Taking taylor expansion of 0.5 in y 2.669 * [backup-simplify]: Simplify 0.5 into 0.5 2.669 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.669 * [taylor]: Taking taylor expansion of y in y 2.669 * [backup-simplify]: Simplify 0 into 0 2.669 * [backup-simplify]: Simplify 1 into 1 2.669 * [backup-simplify]: Simplify (/ 1 1) into 1 2.669 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.669 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.669 * [taylor]: Taking taylor expansion of (fma (- (+ (/ 1 y) 1.0)) (/ -1 x) (fma 0.5 (/ 1 y) 0.918938533204673)) in y 2.669 * [taylor]: Rewrote expression to (+ (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) (fma 0.5 (/ 1 y) 0.918938533204673)) 2.669 * [taylor]: Taking taylor expansion of (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) in y 2.669 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1.0)) in y 2.669 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 2.669 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.669 * [taylor]: Taking taylor expansion of y in y 2.669 * [backup-simplify]: Simplify 0 into 0 2.670 * [backup-simplify]: Simplify 1 into 1 2.670 * [backup-simplify]: Simplify (/ 1 1) into 1 2.670 * [taylor]: Taking taylor expansion of 1.0 in y 2.670 * [backup-simplify]: Simplify 1.0 into 1.0 2.670 * [taylor]: Taking taylor expansion of (/ -1 x) in y 2.670 * [taylor]: Taking taylor expansion of -1 in y 2.670 * [backup-simplify]: Simplify -1 into -1 2.670 * [taylor]: Taking taylor expansion of x in y 2.670 * [backup-simplify]: Simplify x into x 2.670 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x) 2.670 * [taylor]: Taking taylor expansion of (fma 0.5 (/ 1 y) 0.918938533204673) in y 2.670 * [taylor]: Rewrote expression to (+ (* 0.5 (/ 1 y)) 0.918938533204673) 2.670 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 2.670 * [taylor]: Taking taylor expansion of 0.5 in y 2.670 * [backup-simplify]: Simplify 0.5 into 0.5 2.670 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.670 * [taylor]: Taking taylor expansion of y in y 2.670 * [backup-simplify]: Simplify 0 into 0 2.670 * [backup-simplify]: Simplify 1 into 1 2.670 * [backup-simplify]: Simplify (/ 1 1) into 1 2.670 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.670 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.671 * [backup-simplify]: Simplify (+ 1 0) into 1 2.671 * [backup-simplify]: Simplify (- 1) into -1 2.671 * [backup-simplify]: Simplify (* -1 (/ -1 x)) into (/ 1 x) 2.671 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 2.672 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5 2.672 * [backup-simplify]: Simplify (+ (/ 1 x) 0.5) into (+ 0.5 (/ 1 x)) 2.672 * [taylor]: Taking taylor expansion of (+ 0.5 (/ 1 x)) in x 2.672 * [taylor]: Taking taylor expansion of 0.5 in x 2.672 * [backup-simplify]: Simplify 0.5 into 0.5 2.672 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.672 * [taylor]: Taking taylor expansion of x in x 2.672 * [backup-simplify]: Simplify 0 into 0 2.672 * [backup-simplify]: Simplify 1 into 1 2.672 * [backup-simplify]: Simplify (/ 1 1) into 1 2.672 * [backup-simplify]: Simplify (+ 0 1) into 1 2.672 * [backup-simplify]: Simplify 1 into 1 2.672 * [backup-simplify]: Simplify (- 1) into -1 2.673 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ -1 x) (/ 0 x)))) into 0 2.673 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.673 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 2.674 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.674 * [backup-simplify]: Simplify (+ (* -1 0) (* (- 1.0) (/ -1 x))) into (* 1.0 (/ 1 x)) 2.674 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.675 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 2.675 * [backup-simplify]: Simplify (+ 0 0.918938533204673) into 0.918938533204673 2.676 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 x)) 0.918938533204673) into (+ 0.918938533204673 (* 1.0 (/ 1 x))) 2.676 * [taylor]: Taking taylor expansion of (+ 0.918938533204673 (* 1.0 (/ 1 x))) in x 2.676 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.676 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.676 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.676 * [taylor]: Taking taylor expansion of 1.0 in x 2.676 * [backup-simplify]: Simplify 1.0 into 1.0 2.676 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.676 * [taylor]: Taking taylor expansion of x in x 2.676 * [backup-simplify]: Simplify 0 into 0 2.676 * [backup-simplify]: Simplify 1 into 1 2.676 * [backup-simplify]: Simplify (/ 1 1) into 1 2.677 * [backup-simplify]: Simplify (* 1.0 1) into 1.0 2.677 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 2.677 * [backup-simplify]: Simplify 1.0 into 1.0 2.678 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.678 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5 2.678 * [backup-simplify]: Simplify 0.5 into 0.5 2.679 * [backup-simplify]: Simplify (+ (* 0.5 (* 1 (/ 1 (/ 1 (- y))))) (+ (* 1.0 (* (/ 1 (/ 1 (- x))) 1)) (* 1 (* (/ 1 (/ 1 (- x))) (/ 1 (/ 1 (- y))))))) into (- (* x y) (+ (* 1.0 x) (* 0.5 y))) 2.679 * * * [progress]: simplifying candidates 2.679 * [simplify]: Simplifying: (expm1 (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (log1p (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (* (- y 1.0) x) (log (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (exp (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (* (cbrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (cbrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)))) (cbrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (* (* (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (sqrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (sqrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (- 0.918938533204673 (+ (* 1.0 x) (* 0.5 y))) (- (* x y) (+ (* 1.0 x) (* 0.5 y))) (- (* x y) (+ (* 1.0 x) (* 0.5 y))) 2.680 * * [simplify]: Extracting # 0 : cost 0 2.680 * * [simplify]: Extracting # 1 : cost 0 2.680 * * [simplify]: Extracting # 2 : cost 0 2.680 * * [simplify]: Extracting # 3 : cost 0 2.680 * * [simplify]: Extracting # 4 : cost 0 2.680 * * [simplify]: Extracting # 5 : cost 0 2.680 * * [simplify]: Extracting # 6 : cost 0 2.680 * * [simplify]: iteration 0 : 25 enodes (cost 168 ) 2.687 * * [simplify]: Extracting # 0 : cost 0 2.687 * * [simplify]: Extracting # 1 : cost 0 2.687 * * [simplify]: Extracting # 2 : cost 0 2.687 * * [simplify]: iteration 1 : 45 enodes (cost 165 ) 2.695 * * [simplify]: Extracting # 0 : cost 0 2.695 * * [simplify]: Extracting # 1 : cost 0 2.695 * * [simplify]: Extracting # 2 : cost 0 2.696 * * [simplify]: iteration 2 : 92 enodes (cost 143 ) 2.739 * * [simplify]: Extracting # 0 : cost 0 2.740 * * [simplify]: Extracting # 1 : cost 0 2.740 * * [simplify]: Extracting # 2 : cost 0 2.741 * * [simplify]: Extracting # 3 : cost 0 2.741 * * [simplify]: iteration 3 : 292 enodes (cost 143 ) 3.016 * * [simplify]: Extracting # 0 : cost 0 3.018 * * [simplify]: Extracting # 1 : cost 0 3.020 * * [simplify]: Extracting # 2 : cost 0 3.022 * * [simplify]: Extracting # 3 : cost 0 3.023 * * [simplify]: Extracting # 4 : cost 0 3.025 * * [simplify]: Extracting # 5 : cost 0 3.031 * * [simplify]: iteration 4 : 1782 enodes (cost 143 ) 3.845 * * [simplify]: Extracting # 0 : cost 0 3.850 * * [simplify]: Extracting # 1 : cost 0 3.857 * * [simplify]: Extracting # 2 : cost 0 3.865 * * [simplify]: Extracting # 3 : cost 0 3.873 * * [simplify]: Extracting # 4 : cost 0 3.886 * * [simplify]: iteration done: 5002 enodes (cost 143 ) 3.887 * [simplify]: Simplified to: (expm1 (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (log1p (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (* (- y 1.0) x) (log (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (exp (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (* (cbrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (cbrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)))) (cbrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (pow (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) 3) (sqrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (sqrt (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673))) (- 0.918938533204673 (fma 1.0 x (* 0.5 y))) (- (* (- y 1.0) x) (* 0.5 y)) (- (* (- y 1.0) x) (* 0.5 y)) 3.887 * * * [progress]: adding candidates to table 3.933 * [progress]: [Phase 3 of 3] Extracting. 3.936 * [simplify]: Simplifying: (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) 3.936 * * [simplify]: Extracting # 0 : cost 0 3.936 * * [simplify]: Extracting # 1 : cost 0 3.937 * * [simplify]: Extracting # 2 : cost 0 3.937 * * [simplify]: Extracting # 3 : cost 0 3.937 * * [simplify]: Extracting # 4 : cost 0 3.937 * * [simplify]: iteration 0 : 9 enodes (cost 10 ) 3.937 * * [simplify]: Extracting # 0 : cost 0 3.937 * * [simplify]: iteration done: 9 enodes (cost 10 ) 3.937 * [simplify]: Simplified to: (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) 5.086 * [regime-testing]: Baseline error score: 0.005500687585948244 5.088 * [regime-testing]: Oracle error score: 0.005500687585948244 5.088 * [regime-testing]: End program error score: 0.005500687585948244