16.855 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.026 * * * [progress]: [2/2] Setting up program. 0.029 * [progress]: [Phase 2 of 3] Improving. 0.030 * [simplify]: Simplifying using # : (+ (+ (+ (+ (+ x y) y) x) z) x) 0.034 * * [simplify]: iteration 0 : 20 enodes (cost 5 ) 0.035 * * [simplify]: iteration 1 : 64 enodes (cost 4 ) 0.037 * * [simplify]: iteration 2 : 208 enodes (cost 3 ) 0.040 * * [simplify]: iteration 3 : 354 enodes (cost 3 ) 0.043 * * [simplify]: iteration 4 : 386 enodes (cost 2 ) 0.046 * * [simplify]: iteration 5 : 398 enodes (cost 2 ) 0.050 * * [simplify]: iteration 6 : 472 enodes (cost 2 ) 0.053 * * [simplify]: iteration 7 : 677 enodes (cost 2 ) 0.058 * * [simplify]: iteration 8 : 818 enodes (cost 2 ) 0.063 * * [simplify]: iteration 9 : 1001 enodes (cost 2 ) 0.069 * * [simplify]: iteration 10 : 1297 enodes (cost 2 ) 0.078 * * [simplify]: iteration 11 : 1704 enodes (cost 2 ) 0.109 * * [simplify]: iteration 12 : 4500 enodes (cost 2 ) 0.356 * * [simplify]: iteration 13 : 5001 enodes (cost 2 ) 0.358 * [simplify]: Simplified to: (fma 3 x (fma 2 y z)) 0.362 * * [progress]: iteration 1 / 4 0.362 * * * [progress]: picking best candidate 0.363 * * * * [pick]: Picked # 0.364 * * * [progress]: localizing error 0.372 * * * [progress]: generating rewritten candidates 0.372 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.373 * * * [progress]: generating series expansions 0.373 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.373 * [approximate]: Taking taylor expansion of (fma 3 x (fma 2 y z)) in (x y z) around 0 0.373 * [taylor]: Taking taylor expansion of (fma 3 x (fma 2 y z)) in z 0.373 * [taylor]: Rewrote expression to (+ (* 3 x) (fma 2 y z)) 0.373 * [taylor]: Taking taylor expansion of (* 3 x) in z 0.373 * [taylor]: Taking taylor expansion of 3 in z 0.373 * [taylor]: Taking taylor expansion of x in z 0.373 * [taylor]: Taking taylor expansion of (fma 2 y z) in z 0.373 * [taylor]: Rewrote expression to (+ (* 2 y) z) 0.373 * [taylor]: Taking taylor expansion of (* 2 y) in z 0.373 * [taylor]: Taking taylor expansion of 2 in z 0.373 * [taylor]: Taking taylor expansion of y in z 0.373 * [taylor]: Taking taylor expansion of z in z 0.373 * [taylor]: Taking taylor expansion of (fma 3 x (fma 2 y z)) in y 0.373 * [taylor]: Rewrote expression to (+ (* 3 x) (fma 2 y z)) 0.373 * [taylor]: Taking taylor expansion of (* 3 x) in y 0.373 * [taylor]: Taking taylor expansion of 3 in y 0.373 * [taylor]: Taking taylor expansion of x in y 0.373 * [taylor]: Taking taylor expansion of (fma 2 y z) in y 0.373 * [taylor]: Rewrote expression to (+ (* 2 y) z) 0.373 * [taylor]: Taking taylor expansion of (* 2 y) in y 0.373 * [taylor]: Taking taylor expansion of 2 in y 0.373 * [taylor]: Taking taylor expansion of y in y 0.373 * [taylor]: Taking taylor expansion of z in y 0.374 * [taylor]: Taking taylor expansion of (fma 3 x (fma 2 y z)) in x 0.374 * [taylor]: Rewrote expression to (+ (* 3 x) (fma 2 y z)) 0.374 * [taylor]: Taking taylor expansion of (* 3 x) in x 0.374 * [taylor]: Taking taylor expansion of 3 in x 0.374 * [taylor]: Taking taylor expansion of x in x 0.374 * [taylor]: Taking taylor expansion of (fma 2 y z) in x 0.374 * [taylor]: Rewrote expression to (+ (* 2 y) z) 0.374 * [taylor]: Taking taylor expansion of (* 2 y) in x 0.374 * [taylor]: Taking taylor expansion of 2 in x 0.374 * [taylor]: Taking taylor expansion of y in x 0.374 * [taylor]: Taking taylor expansion of z in x 0.374 * [taylor]: Taking taylor expansion of (fma 3 x (fma 2 y z)) in x 0.374 * [taylor]: Rewrote expression to (+ (* 3 x) (fma 2 y z)) 0.374 * [taylor]: Taking taylor expansion of (* 3 x) in x 0.374 * [taylor]: Taking taylor expansion of 3 in x 0.374 * [taylor]: Taking taylor expansion of x in x 0.374 * [taylor]: Taking taylor expansion of (fma 2 y z) in x 0.374 * [taylor]: Rewrote expression to (+ (* 2 y) z) 0.374 * [taylor]: Taking taylor expansion of (* 2 y) in x 0.374 * [taylor]: Taking taylor expansion of 2 in x 0.374 * [taylor]: Taking taylor expansion of y in x 0.374 * [taylor]: Taking taylor expansion of z in x 0.375 * [taylor]: Taking taylor expansion of (+ z (* 2 y)) in y 0.375 * [taylor]: Taking taylor expansion of z in y 0.375 * [taylor]: Taking taylor expansion of (* 2 y) in y 0.375 * [taylor]: Taking taylor expansion of 2 in y 0.375 * [taylor]: Taking taylor expansion of y in y 0.375 * [taylor]: Taking taylor expansion of z in z 0.377 * [taylor]: Taking taylor expansion of 3 in y 0.377 * [taylor]: Taking taylor expansion of 3 in z 0.377 * [taylor]: Taking taylor expansion of 2 in z 0.378 * [approximate]: Taking taylor expansion of (fma 3 (/ 1 x) (fma 2 (/ 1 y) (/ 1 z))) in (x y z) around 0 0.378 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma 2 (/ 1 y) (/ 1 z))) in z 0.378 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma 2 (/ 1 y) (/ 1 z))) 0.378 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in z 0.378 * [taylor]: Taking taylor expansion of 3 in z 0.378 * [taylor]: Taking taylor expansion of (/ 1 x) in z 0.378 * [taylor]: Taking taylor expansion of x in z 0.378 * [taylor]: Taking taylor expansion of (fma 2 (/ 1 y) (/ 1 z)) in z 0.378 * [taylor]: Rewrote expression to (+ (* 2 (/ 1 y)) (/ 1 z)) 0.378 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in z 0.378 * [taylor]: Taking taylor expansion of 2 in z 0.378 * [taylor]: Taking taylor expansion of (/ 1 y) in z 0.378 * [taylor]: Taking taylor expansion of y in z 0.378 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.378 * [taylor]: Taking taylor expansion of z in z 0.379 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma 2 (/ 1 y) (/ 1 z))) in y 0.379 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma 2 (/ 1 y) (/ 1 z))) 0.379 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in y 0.379 * [taylor]: Taking taylor expansion of 3 in y 0.379 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.379 * [taylor]: Taking taylor expansion of x in y 0.379 * [taylor]: Taking taylor expansion of (fma 2 (/ 1 y) (/ 1 z)) in y 0.379 * [taylor]: Rewrote expression to (+ (* 2 (/ 1 y)) (/ 1 z)) 0.379 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y 0.379 * [taylor]: Taking taylor expansion of 2 in y 0.379 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.379 * [taylor]: Taking taylor expansion of y in y 0.379 * [taylor]: Taking taylor expansion of (/ 1 z) in y 0.379 * [taylor]: Taking taylor expansion of z in y 0.379 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma 2 (/ 1 y) (/ 1 z))) in x 0.380 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma 2 (/ 1 y) (/ 1 z))) 0.380 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in x 0.380 * [taylor]: Taking taylor expansion of 3 in x 0.380 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.380 * [taylor]: Taking taylor expansion of x in x 0.380 * [taylor]: Taking taylor expansion of (fma 2 (/ 1 y) (/ 1 z)) in x 0.380 * [taylor]: Rewrote expression to (+ (* 2 (/ 1 y)) (/ 1 z)) 0.380 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x 0.380 * [taylor]: Taking taylor expansion of 2 in x 0.380 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.380 * [taylor]: Taking taylor expansion of y in x 0.380 * [taylor]: Taking taylor expansion of (/ 1 z) in x 0.380 * [taylor]: Taking taylor expansion of z in x 0.380 * [taylor]: Taking taylor expansion of (fma 3 (/ 1 x) (fma 2 (/ 1 y) (/ 1 z))) in x 0.380 * [taylor]: Rewrote expression to (+ (* 3 (/ 1 x)) (fma 2 (/ 1 y) (/ 1 z))) 0.380 * [taylor]: Taking taylor expansion of (* 3 (/ 1 x)) in x 0.380 * [taylor]: Taking taylor expansion of 3 in x 0.380 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.380 * [taylor]: Taking taylor expansion of x in x 0.381 * [taylor]: Taking taylor expansion of (fma 2 (/ 1 y) (/ 1 z)) in x 0.381 * [taylor]: Rewrote expression to (+ (* 2 (/ 1 y)) (/ 1 z)) 0.381 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x 0.381 * [taylor]: Taking taylor expansion of 2 in x 0.381 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.381 * [taylor]: Taking taylor expansion of y in x 0.381 * [taylor]: Taking taylor expansion of (/ 1 z) in x 0.381 * [taylor]: Taking taylor expansion of z in x 0.381 * [taylor]: Taking taylor expansion of 3 in y 0.382 * [taylor]: Taking taylor expansion of (+ (/ 1 z) (* 2 (/ 1 y))) in y 0.383 * [taylor]: Taking taylor expansion of (/ 1 z) in y 0.383 * [taylor]: Taking taylor expansion of z in y 0.383 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y 0.383 * [taylor]: Taking taylor expansion of 2 in y 0.383 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.383 * [taylor]: Taking taylor expansion of y in y 0.383 * [taylor]: Taking taylor expansion of 2 in z 0.383 * [taylor]: Taking taylor expansion of 3 in z 0.385 * [taylor]: Taking taylor expansion of 0 in y 0.386 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.386 * [taylor]: Taking taylor expansion of z in z 0.387 * [taylor]: Taking taylor expansion of 0 in z 0.387 * [approximate]: Taking taylor expansion of (fma 3 (/ -1 x) (fma 2 (/ -1 y) (/ -1 z))) in (x y z) around 0 0.387 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma 2 (/ -1 y) (/ -1 z))) in z 0.387 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma 2 (/ -1 y) (/ -1 z))) 0.387 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in z 0.387 * [taylor]: Taking taylor expansion of 3 in z 0.387 * [taylor]: Taking taylor expansion of (/ -1 x) in z 0.388 * [taylor]: Taking taylor expansion of -1 in z 0.388 * [taylor]: Taking taylor expansion of x in z 0.388 * [taylor]: Taking taylor expansion of (fma 2 (/ -1 y) (/ -1 z)) in z 0.388 * [taylor]: Rewrote expression to (+ (* 2 (/ -1 y)) (/ -1 z)) 0.388 * [taylor]: Taking taylor expansion of (* 2 (/ -1 y)) in z 0.388 * [taylor]: Taking taylor expansion of 2 in z 0.388 * [taylor]: Taking taylor expansion of (/ -1 y) in z 0.388 * [taylor]: Taking taylor expansion of -1 in z 0.388 * [taylor]: Taking taylor expansion of y in z 0.388 * [taylor]: Taking taylor expansion of (/ -1 z) in z 0.388 * [taylor]: Taking taylor expansion of -1 in z 0.388 * [taylor]: Taking taylor expansion of z in z 0.388 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma 2 (/ -1 y) (/ -1 z))) in y 0.388 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma 2 (/ -1 y) (/ -1 z))) 0.388 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in y 0.388 * [taylor]: Taking taylor expansion of 3 in y 0.388 * [taylor]: Taking taylor expansion of (/ -1 x) in y 0.388 * [taylor]: Taking taylor expansion of -1 in y 0.388 * [taylor]: Taking taylor expansion of x in y 0.388 * [taylor]: Taking taylor expansion of (fma 2 (/ -1 y) (/ -1 z)) in y 0.388 * [taylor]: Rewrote expression to (+ (* 2 (/ -1 y)) (/ -1 z)) 0.388 * [taylor]: Taking taylor expansion of (* 2 (/ -1 y)) in y 0.388 * [taylor]: Taking taylor expansion of 2 in y 0.388 * [taylor]: Taking taylor expansion of (/ -1 y) in y 0.388 * [taylor]: Taking taylor expansion of -1 in y 0.389 * [taylor]: Taking taylor expansion of y in y 0.389 * [taylor]: Taking taylor expansion of (/ -1 z) in y 0.389 * [taylor]: Taking taylor expansion of -1 in y 0.389 * [taylor]: Taking taylor expansion of z in y 0.389 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma 2 (/ -1 y) (/ -1 z))) in x 0.389 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma 2 (/ -1 y) (/ -1 z))) 0.389 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in x 0.389 * [taylor]: Taking taylor expansion of 3 in x 0.389 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.389 * [taylor]: Taking taylor expansion of -1 in x 0.389 * [taylor]: Taking taylor expansion of x in x 0.389 * [taylor]: Taking taylor expansion of (fma 2 (/ -1 y) (/ -1 z)) in x 0.389 * [taylor]: Rewrote expression to (+ (* 2 (/ -1 y)) (/ -1 z)) 0.390 * [taylor]: Taking taylor expansion of (* 2 (/ -1 y)) in x 0.390 * [taylor]: Taking taylor expansion of 2 in x 0.390 * [taylor]: Taking taylor expansion of (/ -1 y) in x 0.390 * [taylor]: Taking taylor expansion of -1 in x 0.390 * [taylor]: Taking taylor expansion of y in x 0.390 * [taylor]: Taking taylor expansion of (/ -1 z) in x 0.390 * [taylor]: Taking taylor expansion of -1 in x 0.390 * [taylor]: Taking taylor expansion of z in x 0.390 * [taylor]: Taking taylor expansion of (fma 3 (/ -1 x) (fma 2 (/ -1 y) (/ -1 z))) in x 0.390 * [taylor]: Rewrote expression to (+ (* 3 (/ -1 x)) (fma 2 (/ -1 y) (/ -1 z))) 0.390 * [taylor]: Taking taylor expansion of (* 3 (/ -1 x)) in x 0.390 * [taylor]: Taking taylor expansion of 3 in x 0.390 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.390 * [taylor]: Taking taylor expansion of -1 in x 0.390 * [taylor]: Taking taylor expansion of x in x 0.390 * [taylor]: Taking taylor expansion of (fma 2 (/ -1 y) (/ -1 z)) in x 0.390 * [taylor]: Rewrote expression to (+ (* 2 (/ -1 y)) (/ -1 z)) 0.390 * [taylor]: Taking taylor expansion of (* 2 (/ -1 y)) in x 0.390 * [taylor]: Taking taylor expansion of 2 in x 0.390 * [taylor]: Taking taylor expansion of (/ -1 y) in x 0.390 * [taylor]: Taking taylor expansion of -1 in x 0.390 * [taylor]: Taking taylor expansion of y in x 0.390 * [taylor]: Taking taylor expansion of (/ -1 z) in x 0.390 * [taylor]: Taking taylor expansion of -1 in x 0.390 * [taylor]: Taking taylor expansion of z in x 0.391 * [taylor]: Taking taylor expansion of -3 in y 0.392 * [taylor]: Taking taylor expansion of (- (+ (* 2 (/ 1 y)) (/ 1 z))) in y 0.392 * [taylor]: Taking taylor expansion of (+ (* 2 (/ 1 y)) (/ 1 z)) in y 0.392 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y 0.392 * [taylor]: Taking taylor expansion of 2 in y 0.392 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.392 * [taylor]: Taking taylor expansion of y in y 0.393 * [taylor]: Taking taylor expansion of (/ 1 z) in y 0.393 * [taylor]: Taking taylor expansion of z in y 0.393 * [taylor]: Taking taylor expansion of -2 in z 0.393 * [taylor]: Taking taylor expansion of -3 in z 0.395 * [taylor]: Taking taylor expansion of 0 in y 0.396 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z 0.396 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.396 * [taylor]: Taking taylor expansion of z in z 0.397 * [taylor]: Taking taylor expansion of 0 in z 0.397 * * * [progress]: simplifying candidates 0.398 * [simplify]: Simplifying using # : (expm1 (fma 3 x (fma 2 y z))) (log1p (fma 3 x (fma 2 y z))) (* 3 x) (log (fma 3 x (fma 2 y z))) (exp (fma 3 x (fma 2 y z))) (* (cbrt (fma 3 x (fma 2 y z))) (cbrt (fma 3 x (fma 2 y z)))) (cbrt (fma 3 x (fma 2 y z))) (* (* (fma 3 x (fma 2 y z)) (fma 3 x (fma 2 y z))) (fma 3 x (fma 2 y z))) (sqrt (fma 3 x (fma 2 y z))) (sqrt (fma 3 x (fma 2 y z))) (+ (* 3 x) (+ z (* 2 y))) (+ (* 3 x) (+ z (* 2 y))) (+ (* 3 x) (+ z (* 2 y))) 0.400 * * [simplify]: iteration 0 : 29 enodes (cost 43 ) 0.402 * * [simplify]: iteration 1 : 82 enodes (cost 38 ) 0.404 * * [simplify]: iteration 2 : 425 enodes (cost 38 ) 0.414 * * [simplify]: iteration 3 : 2858 enodes (cost 38 ) 0.464 * * [simplify]: iteration 4 : 5001 enodes (cost 38 ) 0.465 * [simplify]: Simplified to: (expm1 (fma 3 x (fma 2 y z))) (log1p (fma 3 x (fma 2 y z))) (* 3 x) (log (fma 3 x (fma 2 y z))) (exp (fma 3 x (fma 2 y z))) (* (cbrt (fma 3 x (fma 2 y z))) (cbrt (fma 3 x (fma 2 y z)))) (cbrt (fma 3 x (fma 2 y z))) (pow (fma 3 x (fma 2 y z)) 3) (sqrt (fma 3 x (fma 2 y z))) (sqrt (fma 3 x (fma 2 y z))) (fma 3 x (fma 2 y z)) (fma 3 x (fma 2 y z)) (fma 3 x (fma 2 y z)) 0.465 * * * [progress]: adding candidates to table 0.485 * [progress]: [Phase 3 of 3] Extracting. 0.487 * [simplify]: Simplifying using # : (fma 3 x (fma 2 y z)) 0.487 * * [simplify]: iteration 0 : 7 enodes (cost 2 ) 0.487 * [simplify]: Simplified to: (fma 3 x (fma 2 y z)) 1.024 * [regime-testing]: End program error score: 0.0012501562695336917