0.060 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.033 * * * [progress]: [2/2] Setting up program. 0.036 * [progress]: [Phase 2 of 3] Improving. 0.037 * [simplify]: Simplifying: (+ (- (* x (- y 1.0)) (* y 0.5)) 0.918938533204673) 0.037 * * [simplify]: Extracting # 0 : cost 0 0.037 * * [simplify]: Extracting # 1 : cost 0 0.037 * * [simplify]: Extracting # 2 : cost 0 0.037 * * [simplify]: Extracting # 3 : cost 0 0.037 * * [simplify]: Extracting # 4 : cost 0 0.037 * * [simplify]: Extracting # 5 : cost 0 0.037 * * [simplify]: Extracting # 6 : cost 0 0.037 * * [simplify]: iteration 0 : 10 enodes (cost 11 ) 0.041 * * [simplify]: Extracting # 0 : cost 0 0.042 * * [simplify]: Extracting # 1 : cost 0 0.042 * * [simplify]: Extracting # 2 : cost 0 0.042 * * [simplify]: iteration 1 : 20 enodes (cost 11 ) 0.051 * * [simplify]: Extracting # 0 : cost 0 0.051 * * [simplify]: Extracting # 1 : cost 0 0.051 * * [simplify]: Extracting # 2 : cost 0 0.052 * * [simplify]: iteration 2 : 48 enodes (cost 11 ) 0.074 * * [simplify]: Extracting # 0 : cost 0 0.074 * * [simplify]: Extracting # 1 : cost 0 0.074 * * [simplify]: Extracting # 2 : cost 0 0.074 * * [simplify]: iteration 3 : 103 enodes (cost 10 ) 0.112 * * [simplify]: Extracting # 0 : cost 0 0.112 * * [simplify]: Extracting # 1 : cost 0 0.112 * * [simplify]: Extracting # 2 : cost 0 0.112 * * [simplify]: Extracting # 3 : cost 0 0.112 * * [simplify]: iteration 4 : 194 enodes (cost 10 ) 0.177 * * [simplify]: Extracting # 0 : cost 0 0.177 * * [simplify]: Extracting # 1 : cost 0 0.178 * * [simplify]: Extracting # 2 : cost 0 0.178 * * [simplify]: Extracting # 3 : cost 0 0.178 * * [simplify]: iteration 5 : 318 enodes (cost 10 ) 0.297 * * [simplify]: Extracting # 0 : cost 0 0.298 * * [simplify]: Extracting # 1 : cost 0 0.298 * * [simplify]: Extracting # 2 : cost 0 0.299 * * [simplify]: Extracting # 3 : cost 0 0.299 * * [simplify]: iteration 6 : 480 enodes (cost 10 ) 0.581 * * [simplify]: Extracting # 0 : cost 0 0.582 * * [simplify]: Extracting # 1 : cost 0 0.583 * * [simplify]: Extracting # 2 : cost 0 0.584 * * [simplify]: iteration 7 : 664 enodes (cost 10 ) 1.133 * * [simplify]: Extracting # 0 : cost 0 1.134 * * [simplify]: Extracting # 1 : cost 0 1.135 * * [simplify]: Extracting # 2 : cost 0 1.135 * * [simplify]: iteration 8 : 959 enodes (cost 10 ) 1.576 * * [simplify]: Extracting # 0 : cost 0 1.578 * * [simplify]: Extracting # 1 : cost 0 1.579 * * [simplify]: Extracting # 2 : cost 0 1.579 * * [simplify]: iteration 9 : 1042 enodes (cost 10 ) 2.058 * * [simplify]: Extracting # 0 : cost 0 2.060 * * [simplify]: Extracting # 1 : cost 0 2.061 * * [simplify]: iteration 10 : 1073 enodes (cost 10 ) 2.433 * * [simplify]: Extracting # 0 : cost 0 2.433 * * [simplify]: iteration done: 1073 enodes (cost 10 ) 2.433 * [simplify]: Simplified to: (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) 2.436 * * [progress]: iteration 1 / 4 2.436 * * * [progress]: picking best candidate 2.438 * * * * [pick]: Picked # 2.438 * * * [progress]: localizing error 2.452 * * * [progress]: generating rewritten candidates 2.452 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 2.452 * * * [progress]: generating series expansions 2.452 * * * * [progress]: [ 1 / 1 ] generating series at (2) 2.453 * [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)) 2.453 * [approximate]: Taking taylor expansion of (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) in (y x) around 0 2.453 * [taylor]: Taking taylor expansion of (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) in x 2.453 * [taylor]: Rewrote expression to (+ (* (- y 1.0) x) (fma 0.5 (- y) 0.918938533204673)) 2.453 * [taylor]: Taking taylor expansion of (* (- y 1.0) x) in x 2.453 * [taylor]: Taking taylor expansion of (- y 1.0) in x 2.453 * [taylor]: Taking taylor expansion of y in x 2.453 * [backup-simplify]: Simplify y into y 2.453 * [taylor]: Taking taylor expansion of 1.0 in x 2.453 * [backup-simplify]: Simplify 1.0 into 1.0 2.453 * [taylor]: Taking taylor expansion of x in x 2.453 * [backup-simplify]: Simplify 0 into 0 2.453 * [backup-simplify]: Simplify 1 into 1 2.453 * [taylor]: Taking taylor expansion of (fma 0.5 (- y) 0.918938533204673) in x 2.453 * [taylor]: Rewrote expression to (+ (* 0.5 (- y)) 0.918938533204673) 2.453 * [taylor]: Taking taylor expansion of (* 0.5 (- y)) in x 2.453 * [taylor]: Taking taylor expansion of 0.5 in x 2.453 * [backup-simplify]: Simplify 0.5 into 0.5 2.453 * [taylor]: Taking taylor expansion of (- y) in x 2.453 * [taylor]: Taking taylor expansion of y in x 2.453 * [backup-simplify]: Simplify y into y 2.453 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.453 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.453 * [taylor]: Taking taylor expansion of (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) in y 2.453 * [taylor]: Rewrote expression to (+ (* (- y 1.0) x) (fma 0.5 (- y) 0.918938533204673)) 2.453 * [taylor]: Taking taylor expansion of (* (- y 1.0) x) in y 2.453 * [taylor]: Taking taylor expansion of (- y 1.0) in y 2.453 * [taylor]: Taking taylor expansion of y in y 2.453 * [backup-simplify]: Simplify 0 into 0 2.453 * [backup-simplify]: Simplify 1 into 1 2.453 * [taylor]: Taking taylor expansion of 1.0 in y 2.453 * [backup-simplify]: Simplify 1.0 into 1.0 2.454 * [taylor]: Taking taylor expansion of x in y 2.454 * [backup-simplify]: Simplify x into x 2.454 * [taylor]: Taking taylor expansion of (fma 0.5 (- y) 0.918938533204673) in y 2.454 * [taylor]: Rewrote expression to (+ (* 0.5 (- y)) 0.918938533204673) 2.454 * [taylor]: Taking taylor expansion of (* 0.5 (- y)) in y 2.454 * [taylor]: Taking taylor expansion of 0.5 in y 2.454 * [backup-simplify]: Simplify 0.5 into 0.5 2.454 * [taylor]: Taking taylor expansion of (- y) in y 2.454 * [taylor]: Taking taylor expansion of y in y 2.454 * [backup-simplify]: Simplify 0 into 0 2.454 * [backup-simplify]: Simplify 1 into 1 2.454 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.454 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.454 * [taylor]: Taking taylor expansion of (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) in y 2.454 * [taylor]: Rewrote expression to (+ (* (- y 1.0) x) (fma 0.5 (- y) 0.918938533204673)) 2.454 * [taylor]: Taking taylor expansion of (* (- y 1.0) x) in y 2.454 * [taylor]: Taking taylor expansion of (- y 1.0) in y 2.454 * [taylor]: Taking taylor expansion of y in y 2.454 * [backup-simplify]: Simplify 0 into 0 2.454 * [backup-simplify]: Simplify 1 into 1 2.454 * [taylor]: Taking taylor expansion of 1.0 in y 2.454 * [backup-simplify]: Simplify 1.0 into 1.0 2.454 * [taylor]: Taking taylor expansion of x in y 2.454 * [backup-simplify]: Simplify x into x 2.454 * [taylor]: Taking taylor expansion of (fma 0.5 (- y) 0.918938533204673) in y 2.454 * [taylor]: Rewrote expression to (+ (* 0.5 (- y)) 0.918938533204673) 2.454 * [taylor]: Taking taylor expansion of (* 0.5 (- y)) in y 2.454 * [taylor]: Taking taylor expansion of 0.5 in y 2.454 * [backup-simplify]: Simplify 0.5 into 0.5 2.454 * [taylor]: Taking taylor expansion of (- y) in y 2.454 * [taylor]: Taking taylor expansion of y in y 2.454 * [backup-simplify]: Simplify 0 into 0 2.454 * [backup-simplify]: Simplify 1 into 1 2.454 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.454 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.455 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.455 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 2.456 * [backup-simplify]: Simplify (* (- 1.0) x) into (* -1.0 x) 2.456 * [backup-simplify]: Simplify (- 0) into 0 2.456 * [backup-simplify]: Simplify (* 0.5 0) into 0 2.456 * [backup-simplify]: Simplify (+ 0 0.918938533204673) into 0.918938533204673 2.456 * [backup-simplify]: Simplify (+ (* -1.0 x) 0.918938533204673) into (- 0.918938533204673 (* 1.0 x)) 2.456 * [taylor]: Taking taylor expansion of (- 0.918938533204673 (* 1.0 x)) in x 2.456 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.457 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.457 * [taylor]: Taking taylor expansion of (* 1.0 x) in x 2.457 * [taylor]: Taking taylor expansion of 1.0 in x 2.457 * [backup-simplify]: Simplify 1.0 into 1.0 2.457 * [taylor]: Taking taylor expansion of x in x 2.457 * [backup-simplify]: Simplify 0 into 0 2.457 * [backup-simplify]: Simplify 1 into 1 2.457 * [backup-simplify]: Simplify (* 1.0 0) into 0 2.457 * [backup-simplify]: Simplify (- 0) into 0 2.457 * [backup-simplify]: Simplify (+ 0.918938533204673 0) into 0.918938533204673 2.457 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.458 * [backup-simplify]: Simplify (- 0) into 0 2.458 * [backup-simplify]: Simplify (+ 1 0) into 1 2.458 * [backup-simplify]: Simplify (+ (* (- 1.0) 0) (* 1 x)) into x 2.458 * [backup-simplify]: Simplify (- 1) into -1 2.459 * [backup-simplify]: Simplify (- 0) into 0 2.460 * [backup-simplify]: Simplify (+ (* 0.5 -1) (* 0 0)) into (- 0.5) 2.461 * [backup-simplify]: Simplify (+ (- 0.5) 0) into (- 0.5) 2.461 * [backup-simplify]: Simplify (+ x (- 0.5)) into (- x 0.5) 2.461 * [taylor]: Taking taylor expansion of (- x 0.5) in x 2.461 * [taylor]: Taking taylor expansion of x in x 2.461 * [backup-simplify]: Simplify 0 into 0 2.461 * [backup-simplify]: Simplify 1 into 1 2.461 * [taylor]: Taking taylor expansion of 0.5 in x 2.461 * [backup-simplify]: Simplify 0.5 into 0.5 2.462 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 2.462 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5) 2.463 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 2.464 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0 2.465 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.466 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 2.466 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.467 * [backup-simplify]: Simplify (+ (* (- 1.0) (* x 1)) (+ (* (- 0.5) (* 1 y)) 0.918938533204673)) into (- 0.918938533204673 (+ (* 1.0 x) (* 0.5 y))) 2.467 * [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)) 2.467 * [approximate]: Taking taylor expansion of (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) in (y x) around 0 2.467 * [taylor]: Taking taylor expansion of (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) in x 2.467 * [taylor]: Rewrote expression to (+ (* (- (/ 1 y) 1.0) (/ 1 x)) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) 2.467 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) 1.0) (/ 1 x)) in x 2.468 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in x 2.468 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.468 * [taylor]: Taking taylor expansion of y in x 2.468 * [backup-simplify]: Simplify y into y 2.468 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.468 * [taylor]: Taking taylor expansion of 1.0 in x 2.468 * [backup-simplify]: Simplify 1.0 into 1.0 2.468 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.468 * [taylor]: Taking taylor expansion of x in x 2.468 * [backup-simplify]: Simplify 0 into 0 2.468 * [backup-simplify]: Simplify 1 into 1 2.468 * [backup-simplify]: Simplify (/ 1 1) into 1 2.468 * [taylor]: Taking taylor expansion of (fma 0.5 (- (/ 1 y)) 0.918938533204673) in x 2.468 * [taylor]: Rewrote expression to (+ (* 0.5 (- (/ 1 y))) 0.918938533204673) 2.468 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 y))) in x 2.468 * [taylor]: Taking taylor expansion of 0.5 in x 2.469 * [backup-simplify]: Simplify 0.5 into 0.5 2.469 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in x 2.469 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.469 * [taylor]: Taking taylor expansion of y in x 2.469 * [backup-simplify]: Simplify y into y 2.469 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.469 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.469 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.469 * [taylor]: Taking taylor expansion of (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) in y 2.469 * [taylor]: Rewrote expression to (+ (* (- (/ 1 y) 1.0) (/ 1 x)) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) 2.469 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) 1.0) (/ 1 x)) in y 2.469 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y 2.469 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.469 * [taylor]: Taking taylor expansion of y in y 2.469 * [backup-simplify]: Simplify 0 into 0 2.469 * [backup-simplify]: Simplify 1 into 1 2.470 * [backup-simplify]: Simplify (/ 1 1) into 1 2.470 * [taylor]: Taking taylor expansion of 1.0 in y 2.470 * [backup-simplify]: Simplify 1.0 into 1.0 2.470 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.470 * [taylor]: Taking taylor expansion of x in y 2.470 * [backup-simplify]: Simplify x into x 2.470 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.470 * [taylor]: Taking taylor expansion of (fma 0.5 (- (/ 1 y)) 0.918938533204673) in y 2.470 * [taylor]: Rewrote expression to (+ (* 0.5 (- (/ 1 y))) 0.918938533204673) 2.470 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 y))) in y 2.470 * [taylor]: Taking taylor expansion of 0.5 in y 2.470 * [backup-simplify]: Simplify 0.5 into 0.5 2.470 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y 2.470 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.470 * [taylor]: Taking taylor expansion of y in y 2.470 * [backup-simplify]: Simplify 0 into 0 2.470 * [backup-simplify]: Simplify 1 into 1 2.470 * [backup-simplify]: Simplify (/ 1 1) into 1 2.471 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.471 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.471 * [taylor]: Taking taylor expansion of (fma (- (/ 1 y) 1.0) (/ 1 x) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) in y 2.471 * [taylor]: Rewrote expression to (+ (* (- (/ 1 y) 1.0) (/ 1 x)) (fma 0.5 (- (/ 1 y)) 0.918938533204673)) 2.471 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) 1.0) (/ 1 x)) in y 2.471 * [taylor]: Taking taylor expansion of (- (/ 1 y) 1.0) in y 2.471 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.471 * [taylor]: Taking taylor expansion of y in y 2.471 * [backup-simplify]: Simplify 0 into 0 2.471 * [backup-simplify]: Simplify 1 into 1 2.472 * [backup-simplify]: Simplify (/ 1 1) into 1 2.472 * [taylor]: Taking taylor expansion of 1.0 in y 2.472 * [backup-simplify]: Simplify 1.0 into 1.0 2.472 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.472 * [taylor]: Taking taylor expansion of x in y 2.472 * [backup-simplify]: Simplify x into x 2.472 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.472 * [taylor]: Taking taylor expansion of (fma 0.5 (- (/ 1 y)) 0.918938533204673) in y 2.472 * [taylor]: Rewrote expression to (+ (* 0.5 (- (/ 1 y))) 0.918938533204673) 2.472 * [taylor]: Taking taylor expansion of (* 0.5 (- (/ 1 y))) in y 2.472 * [taylor]: Taking taylor expansion of 0.5 in y 2.472 * [backup-simplify]: Simplify 0.5 into 0.5 2.472 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y 2.472 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.472 * [taylor]: Taking taylor expansion of y in y 2.472 * [backup-simplify]: Simplify 0 into 0 2.472 * [backup-simplify]: Simplify 1 into 1 2.473 * [backup-simplify]: Simplify (/ 1 1) into 1 2.473 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.473 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.473 * [backup-simplify]: Simplify (+ 1 0) into 1 2.473 * [backup-simplify]: Simplify (* 1 (/ 1 x)) into (/ 1 x) 2.474 * [backup-simplify]: Simplify (- 1) into -1 2.474 * [backup-simplify]: Simplify (* 0.5 -1) into -0.5 2.475 * [backup-simplify]: Simplify (+ -0.5 0) into (- 0.5) 2.475 * [backup-simplify]: Simplify (+ (/ 1 x) (- 0.5)) into (- (/ 1 x) 0.5) 2.475 * [taylor]: Taking taylor expansion of (- (/ 1 x) 0.5) in x 2.475 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.475 * [taylor]: Taking taylor expansion of x in x 2.475 * [backup-simplify]: Simplify 0 into 0 2.475 * [backup-simplify]: Simplify 1 into 1 2.476 * [backup-simplify]: Simplify (/ 1 1) into 1 2.476 * [taylor]: Taking taylor expansion of 0.5 in x 2.476 * [backup-simplify]: Simplify 0.5 into 0.5 2.476 * [backup-simplify]: Simplify (+ 1 0) into 1 2.476 * [backup-simplify]: Simplify 1 into 1 2.476 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 2.477 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.477 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.478 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 2.479 * [backup-simplify]: Simplify (+ (* 1 0) (* (- 1.0) (/ 1 x))) into (- (* 1.0 (/ 1 x))) 2.480 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.480 * [backup-simplify]: Simplify (- 0) into 0 2.480 * [backup-simplify]: Simplify (- 1) into -1 2.480 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 -1)) into 0 2.481 * [backup-simplify]: Simplify (+ 0 0.918938533204673) into 0.918938533204673 2.481 * [backup-simplify]: Simplify (+ (- (* 1.0 (/ 1 x))) 0.918938533204673) into (- 0.918938533204673 (* 1.0 (/ 1 x))) 2.481 * [taylor]: Taking taylor expansion of (- 0.918938533204673 (* 1.0 (/ 1 x))) in x 2.481 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.481 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.481 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.481 * [taylor]: Taking taylor expansion of 1.0 in x 2.481 * [backup-simplify]: Simplify 1.0 into 1.0 2.481 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.481 * [taylor]: Taking taylor expansion of x in x 2.481 * [backup-simplify]: Simplify 0 into 0 2.481 * [backup-simplify]: Simplify 1 into 1 2.481 * [backup-simplify]: Simplify (/ 1 1) into 1 2.481 * [backup-simplify]: Simplify (* 1.0 1) into 1.0 2.482 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.482 * [backup-simplify]: Simplify (+ 0 (- 1.0)) into (- 1.0) 2.483 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.484 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.484 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 2.484 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5) 2.485 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 2.485 * [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))) 2.485 * [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)) 2.486 * [approximate]: Taking taylor expansion of (fma (- (+ (/ 1 y) 1.0)) (/ -1 x) (fma 0.5 (/ 1 y) 0.918938533204673)) in (y x) around 0 2.486 * [taylor]: Taking taylor expansion of (fma (- (+ (/ 1 y) 1.0)) (/ -1 x) (fma 0.5 (/ 1 y) 0.918938533204673)) in x 2.486 * [taylor]: Rewrote expression to (+ (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) (fma 0.5 (/ 1 y) 0.918938533204673)) 2.486 * [taylor]: Taking taylor expansion of (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) in x 2.486 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1.0)) in x 2.486 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x 2.486 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.486 * [taylor]: Taking taylor expansion of y in x 2.486 * [backup-simplify]: Simplify y into y 2.486 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.486 * [taylor]: Taking taylor expansion of 1.0 in x 2.486 * [backup-simplify]: Simplify 1.0 into 1.0 2.486 * [taylor]: Taking taylor expansion of (/ -1 x) in x 2.486 * [taylor]: Taking taylor expansion of -1 in x 2.486 * [backup-simplify]: Simplify -1 into -1 2.486 * [taylor]: Taking taylor expansion of x in x 2.486 * [backup-simplify]: Simplify 0 into 0 2.486 * [backup-simplify]: Simplify 1 into 1 2.486 * [backup-simplify]: Simplify (/ -1 1) into -1 2.486 * [taylor]: Taking taylor expansion of (fma 0.5 (/ 1 y) 0.918938533204673) in x 2.486 * [taylor]: Rewrote expression to (+ (* 0.5 (/ 1 y)) 0.918938533204673) 2.486 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 2.486 * [taylor]: Taking taylor expansion of 0.5 in x 2.486 * [backup-simplify]: Simplify 0.5 into 0.5 2.486 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.486 * [taylor]: Taking taylor expansion of y in x 2.486 * [backup-simplify]: Simplify y into y 2.487 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.487 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.487 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.487 * [taylor]: Taking taylor expansion of (fma (- (+ (/ 1 y) 1.0)) (/ -1 x) (fma 0.5 (/ 1 y) 0.918938533204673)) in y 2.487 * [taylor]: Rewrote expression to (+ (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) (fma 0.5 (/ 1 y) 0.918938533204673)) 2.487 * [taylor]: Taking taylor expansion of (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) in y 2.487 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1.0)) in y 2.487 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 2.487 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.487 * [taylor]: Taking taylor expansion of y in y 2.487 * [backup-simplify]: Simplify 0 into 0 2.487 * [backup-simplify]: Simplify 1 into 1 2.487 * [backup-simplify]: Simplify (/ 1 1) into 1 2.487 * [taylor]: Taking taylor expansion of 1.0 in y 2.487 * [backup-simplify]: Simplify 1.0 into 1.0 2.487 * [taylor]: Taking taylor expansion of (/ -1 x) in y 2.487 * [taylor]: Taking taylor expansion of -1 in y 2.487 * [backup-simplify]: Simplify -1 into -1 2.487 * [taylor]: Taking taylor expansion of x in y 2.487 * [backup-simplify]: Simplify x into x 2.487 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x) 2.487 * [taylor]: Taking taylor expansion of (fma 0.5 (/ 1 y) 0.918938533204673) in y 2.487 * [taylor]: Rewrote expression to (+ (* 0.5 (/ 1 y)) 0.918938533204673) 2.487 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 2.487 * [taylor]: Taking taylor expansion of 0.5 in y 2.487 * [backup-simplify]: Simplify 0.5 into 0.5 2.487 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.487 * [taylor]: Taking taylor expansion of y in y 2.487 * [backup-simplify]: Simplify 0 into 0 2.487 * [backup-simplify]: Simplify 1 into 1 2.488 * [backup-simplify]: Simplify (/ 1 1) into 1 2.488 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.488 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.488 * [taylor]: Taking taylor expansion of (fma (- (+ (/ 1 y) 1.0)) (/ -1 x) (fma 0.5 (/ 1 y) 0.918938533204673)) in y 2.488 * [taylor]: Rewrote expression to (+ (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) (fma 0.5 (/ 1 y) 0.918938533204673)) 2.488 * [taylor]: Taking taylor expansion of (* (- (+ (/ 1 y) 1.0)) (/ -1 x)) in y 2.488 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1.0)) in y 2.488 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y 2.488 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.488 * [taylor]: Taking taylor expansion of y in y 2.488 * [backup-simplify]: Simplify 0 into 0 2.488 * [backup-simplify]: Simplify 1 into 1 2.488 * [backup-simplify]: Simplify (/ 1 1) into 1 2.488 * [taylor]: Taking taylor expansion of 1.0 in y 2.488 * [backup-simplify]: Simplify 1.0 into 1.0 2.488 * [taylor]: Taking taylor expansion of (/ -1 x) in y 2.488 * [taylor]: Taking taylor expansion of -1 in y 2.488 * [backup-simplify]: Simplify -1 into -1 2.488 * [taylor]: Taking taylor expansion of x in y 2.488 * [backup-simplify]: Simplify x into x 2.488 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x) 2.488 * [taylor]: Taking taylor expansion of (fma 0.5 (/ 1 y) 0.918938533204673) in y 2.489 * [taylor]: Rewrote expression to (+ (* 0.5 (/ 1 y)) 0.918938533204673) 2.489 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 2.489 * [taylor]: Taking taylor expansion of 0.5 in y 2.489 * [backup-simplify]: Simplify 0.5 into 0.5 2.489 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.489 * [taylor]: Taking taylor expansion of y in y 2.489 * [backup-simplify]: Simplify 0 into 0 2.489 * [backup-simplify]: Simplify 1 into 1 2.489 * [backup-simplify]: Simplify (/ 1 1) into 1 2.489 * [taylor]: Taking taylor expansion of 0.918938533204673 in y 2.489 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.489 * [backup-simplify]: Simplify (+ 1 0) into 1 2.490 * [backup-simplify]: Simplify (- 1) into -1 2.490 * [backup-simplify]: Simplify (* -1 (/ -1 x)) into (/ 1 x) 2.490 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 2.490 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5 2.490 * [backup-simplify]: Simplify (+ (/ 1 x) 0.5) into (+ 0.5 (/ 1 x)) 2.490 * [taylor]: Taking taylor expansion of (+ 0.5 (/ 1 x)) in x 2.490 * [taylor]: Taking taylor expansion of 0.5 in x 2.490 * [backup-simplify]: Simplify 0.5 into 0.5 2.490 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.490 * [taylor]: Taking taylor expansion of x in x 2.490 * [backup-simplify]: Simplify 0 into 0 2.490 * [backup-simplify]: Simplify 1 into 1 2.491 * [backup-simplify]: Simplify (/ 1 1) into 1 2.491 * [backup-simplify]: Simplify (+ 0 1) into 1 2.491 * [backup-simplify]: Simplify 1 into 1 2.491 * [backup-simplify]: Simplify (- 1) into -1 2.491 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ -1 x) (/ 0 x)))) into 0 2.492 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.492 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 2.492 * [backup-simplify]: Simplify (- 1.0) into (- 1.0) 2.493 * [backup-simplify]: Simplify (+ (* -1 0) (* (- 1.0) (/ -1 x))) into (* 1.0 (/ 1 x)) 2.493 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.494 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 2.494 * [backup-simplify]: Simplify (+ 0 0.918938533204673) into 0.918938533204673 2.494 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 x)) 0.918938533204673) into (+ 0.918938533204673 (* 1.0 (/ 1 x))) 2.494 * [taylor]: Taking taylor expansion of (+ 0.918938533204673 (* 1.0 (/ 1 x))) in x 2.494 * [taylor]: Taking taylor expansion of 0.918938533204673 in x 2.494 * [backup-simplify]: Simplify 0.918938533204673 into 0.918938533204673 2.494 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x 2.494 * [taylor]: Taking taylor expansion of 1.0 in x 2.494 * [backup-simplify]: Simplify 1.0 into 1.0 2.494 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.494 * [taylor]: Taking taylor expansion of x in x 2.494 * [backup-simplify]: Simplify 0 into 0 2.494 * [backup-simplify]: Simplify 1 into 1 2.494 * [backup-simplify]: Simplify (/ 1 1) into 1 2.495 * [backup-simplify]: Simplify (* 1.0 1) into 1.0 2.495 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 2.495 * [backup-simplify]: Simplify 1.0 into 1.0 2.495 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.496 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5 2.496 * [backup-simplify]: Simplify 0.5 into 0.5 2.496 * [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))) 2.496 * * * [progress]: simplifying candidates 2.496 * [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))) 2.497 * * [simplify]: Extracting # 0 : cost 0 2.497 * * [simplify]: Extracting # 1 : cost 0 2.497 * * [simplify]: Extracting # 2 : cost 0 2.497 * * [simplify]: Extracting # 3 : cost 0 2.497 * * [simplify]: Extracting # 4 : cost 0 2.497 * * [simplify]: Extracting # 5 : cost 0 2.497 * * [simplify]: Extracting # 6 : cost 0 2.497 * * [simplify]: iteration 0 : 25 enodes (cost 168 ) 2.501 * * [simplify]: Extracting # 0 : cost 0 2.501 * * [simplify]: Extracting # 1 : cost 0 2.501 * * [simplify]: Extracting # 2 : cost 0 2.502 * * [simplify]: iteration 1 : 45 enodes (cost 165 ) 2.510 * * [simplify]: Extracting # 0 : cost 0 2.510 * * [simplify]: Extracting # 1 : cost 0 2.510 * * [simplify]: Extracting # 2 : cost 0 2.510 * * [simplify]: iteration 2 : 92 enodes (cost 143 ) 2.540 * * [simplify]: Extracting # 0 : cost 0 2.540 * * [simplify]: Extracting # 1 : cost 0 2.541 * * [simplify]: Extracting # 2 : cost 0 2.541 * * [simplify]: Extracting # 3 : cost 0 2.542 * * [simplify]: iteration 3 : 292 enodes (cost 143 ) 2.847 * * [simplify]: Extracting # 0 : cost 0 2.849 * * [simplify]: Extracting # 1 : cost 0 2.851 * * [simplify]: Extracting # 2 : cost 0 2.855 * * [simplify]: Extracting # 3 : cost 0 2.859 * * [simplify]: Extracting # 4 : cost 0 2.863 * * [simplify]: Extracting # 5 : cost 0 2.866 * * [simplify]: iteration 4 : 1782 enodes (cost 143 ) 4.207 * * [simplify]: Extracting # 0 : cost 0 4.217 * * [simplify]: Extracting # 1 : cost 0 4.230 * * [simplify]: Extracting # 2 : cost 0 4.242 * * [simplify]: Extracting # 3 : cost 0 4.250 * * [simplify]: Extracting # 4 : cost 0 4.257 * * [simplify]: iteration done: 5002 enodes (cost 143 ) 4.257 * [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)) 4.257 * * * [progress]: adding candidates to table 4.307 * [progress]: [Phase 3 of 3] Extracting. 4.310 * [simplify]: Simplifying: (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) 4.310 * * [simplify]: Extracting # 0 : cost 0 4.310 * * [simplify]: Extracting # 1 : cost 0 4.310 * * [simplify]: Extracting # 2 : cost 0 4.310 * * [simplify]: Extracting # 3 : cost 0 4.310 * * [simplify]: Extracting # 4 : cost 0 4.310 * * [simplify]: iteration 0 : 9 enodes (cost 10 ) 4.310 * * [simplify]: Extracting # 0 : cost 0 4.310 * * [simplify]: iteration done: 9 enodes (cost 10 ) 4.310 * [simplify]: Simplified to: (fma (- y 1.0) x (fma 0.5 (- y) 0.918938533204673)) 5.334 * [regime-testing]: Baseline error score: 0.005875734466808351 5.337 * [regime-testing]: Oracle error score: 0.005875734466808351 5.337 * [regime-testing]: End program error score: 0.005875734466808351