4.512 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.445 * * * [progress]: [2/2] Setting up program. 0.448 * [progress]: [Phase 2 of 3] Improving. 0.449 * [simplify]: Simplifying using # : (- x (* (* y 4.0) z)) 0.451 * * [simplify]: iteration 0 : 13 enodes (cost 3 ) 0.452 * * [simplify]: iteration 1 : 31 enodes (cost 3 ) 0.454 * * [simplify]: iteration 2 : 56 enodes (cost 3 ) 0.456 * * [simplify]: iteration 3 : 62 enodes (cost 3 ) 0.457 * * [simplify]: iteration 4 : 62 enodes (cost 3 ) 0.458 * [simplify]: Simplified to: (- x (* (* y 4.0) z)) 0.458 * * [progress]: iteration 1 / 4 0.458 * * * [progress]: picking best candidate 0.461 * * * * [pick]: Picked # 0.461 * * * [progress]: localizing error 0.466 * * * [progress]: generating rewritten candidates 0.466 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.470 * * * [progress]: generating series expansions 0.470 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.470 * [approximate]: Taking taylor expansion of (- x (* 4.0 (* z y))) in (x y z) around 0 0.470 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in z 0.470 * [taylor]: Taking taylor expansion of x in z 0.470 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z 0.470 * [taylor]: Taking taylor expansion of 4.0 in z 0.470 * [taylor]: Taking taylor expansion of (* z y) in z 0.470 * [taylor]: Taking taylor expansion of z in z 0.470 * [taylor]: Taking taylor expansion of y in z 0.470 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in y 0.470 * [taylor]: Taking taylor expansion of x in y 0.470 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y 0.470 * [taylor]: Taking taylor expansion of 4.0 in y 0.470 * [taylor]: Taking taylor expansion of (* z y) in y 0.470 * [taylor]: Taking taylor expansion of z in y 0.470 * [taylor]: Taking taylor expansion of y in y 0.470 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in x 0.470 * [taylor]: Taking taylor expansion of x in x 0.470 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x 0.470 * [taylor]: Taking taylor expansion of 4.0 in x 0.470 * [taylor]: Taking taylor expansion of (* z y) in x 0.470 * [taylor]: Taking taylor expansion of z in x 0.470 * [taylor]: Taking taylor expansion of y in x 0.470 * [taylor]: Taking taylor expansion of (- x (* 4.0 (* z y))) in x 0.470 * [taylor]: Taking taylor expansion of x in x 0.473 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x 0.473 * [taylor]: Taking taylor expansion of 4.0 in x 0.473 * [taylor]: Taking taylor expansion of (* z y) in x 0.473 * [taylor]: Taking taylor expansion of z in x 0.473 * [taylor]: Taking taylor expansion of y in x 0.473 * [taylor]: Taking taylor expansion of (neg (* 4.0 (* z y))) in y 0.473 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y 0.473 * [taylor]: Taking taylor expansion of 4.0 in y 0.473 * [taylor]: Taking taylor expansion of (* z y) in y 0.473 * [taylor]: Taking taylor expansion of z in y 0.473 * [taylor]: Taking taylor expansion of y in y 0.473 * [taylor]: Taking taylor expansion of 0 in z 0.474 * [taylor]: Taking taylor expansion of 1 in y 0.474 * [taylor]: Taking taylor expansion of 1 in z 0.474 * [taylor]: Taking taylor expansion of (neg (* 4.0 z)) in z 0.474 * [taylor]: Taking taylor expansion of (* 4.0 z) in z 0.474 * [taylor]: Taking taylor expansion of 4.0 in z 0.474 * [taylor]: Taking taylor expansion of z in z 0.474 * [taylor]: Taking taylor expansion of 0 in y 0.474 * [taylor]: Taking taylor expansion of 0 in z 0.474 * [taylor]: Taking taylor expansion of 0 in z 0.474 * [taylor]: Taking taylor expansion of 0 in z 0.474 * [approximate]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0 0.474 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in z 0.474 * [taylor]: Taking taylor expansion of (/ 1 x) in z 0.474 * [taylor]: Taking taylor expansion of x in z 0.474 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z 0.474 * [taylor]: Taking taylor expansion of 4.0 in z 0.474 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z 0.474 * [taylor]: Taking taylor expansion of (* z y) in z 0.474 * [taylor]: Taking taylor expansion of z in z 0.474 * [taylor]: Taking taylor expansion of y in z 0.475 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in y 0.475 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.475 * [taylor]: Taking taylor expansion of x in y 0.475 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.475 * [taylor]: Taking taylor expansion of 4.0 in y 0.475 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.475 * [taylor]: Taking taylor expansion of (* z y) in y 0.475 * [taylor]: Taking taylor expansion of z in y 0.475 * [taylor]: Taking taylor expansion of y in y 0.475 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in x 0.475 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.475 * [taylor]: Taking taylor expansion of x in x 0.475 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.475 * [taylor]: Taking taylor expansion of 4.0 in x 0.475 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.475 * [taylor]: Taking taylor expansion of (* z y) in x 0.475 * [taylor]: Taking taylor expansion of z in x 0.475 * [taylor]: Taking taylor expansion of y in x 0.475 * [taylor]: Taking taylor expansion of (- (/ 1 x) (* 4.0 (/ 1 (* z y)))) in x 0.475 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.475 * [taylor]: Taking taylor expansion of x in x 0.475 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.475 * [taylor]: Taking taylor expansion of 4.0 in x 0.475 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.475 * [taylor]: Taking taylor expansion of (* z y) in x 0.475 * [taylor]: Taking taylor expansion of z in x 0.475 * [taylor]: Taking taylor expansion of y in x 0.475 * [taylor]: Taking taylor expansion of 1 in y 0.476 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (* z y)))) in y 0.476 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.476 * [taylor]: Taking taylor expansion of 4.0 in y 0.476 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.476 * [taylor]: Taking taylor expansion of (* z y) in y 0.476 * [taylor]: Taking taylor expansion of z in y 0.476 * [taylor]: Taking taylor expansion of y in y 0.476 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 z))) in z 0.476 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z 0.476 * [taylor]: Taking taylor expansion of 4.0 in z 0.476 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.476 * [taylor]: Taking taylor expansion of z in z 0.476 * [taylor]: Taking taylor expansion of 1 in z 0.476 * [taylor]: Taking taylor expansion of 0 in y 0.476 * [taylor]: Taking taylor expansion of 0 in z 0.476 * [taylor]: Taking taylor expansion of 0 in z 0.477 * [taylor]: Taking taylor expansion of 0 in y 0.477 * [taylor]: Taking taylor expansion of 0 in z 0.477 * [taylor]: Taking taylor expansion of 0 in z 0.477 * [taylor]: Taking taylor expansion of 0 in z 0.477 * [taylor]: Taking taylor expansion of 0 in y 0.477 * [taylor]: Taking taylor expansion of 0 in z 0.477 * [taylor]: Taking taylor expansion of 0 in z 0.477 * [taylor]: Taking taylor expansion of 0 in z 0.478 * [taylor]: Taking taylor expansion of 0 in z 0.478 * [approximate]: Taking taylor expansion of (neg (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in (x y z) around 0 0.478 * [taylor]: Taking taylor expansion of (neg (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in z 0.478 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in z 0.478 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z 0.478 * [taylor]: Taking taylor expansion of 4.0 in z 0.479 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z 0.479 * [taylor]: Taking taylor expansion of (* z y) in z 0.479 * [taylor]: Taking taylor expansion of z in z 0.479 * [taylor]: Taking taylor expansion of y in z 0.479 * [taylor]: Taking taylor expansion of (/ 1 x) in z 0.479 * [taylor]: Taking taylor expansion of x in z 0.479 * [taylor]: Taking taylor expansion of (neg (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in y 0.479 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in y 0.479 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.479 * [taylor]: Taking taylor expansion of 4.0 in y 0.479 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.479 * [taylor]: Taking taylor expansion of (* z y) in y 0.479 * [taylor]: Taking taylor expansion of z in y 0.479 * [taylor]: Taking taylor expansion of y in y 0.479 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.479 * [taylor]: Taking taylor expansion of x in y 0.479 * [taylor]: Taking taylor expansion of (neg (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in x 0.479 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in x 0.479 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.479 * [taylor]: Taking taylor expansion of 4.0 in x 0.479 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.479 * [taylor]: Taking taylor expansion of (* z y) in x 0.479 * [taylor]: Taking taylor expansion of z in x 0.479 * [taylor]: Taking taylor expansion of y in x 0.479 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.479 * [taylor]: Taking taylor expansion of x in x 0.479 * [taylor]: Taking taylor expansion of (neg (+ (* 4.0 (/ 1 (* z y))) (/ 1 x))) in x 0.479 * [taylor]: Taking taylor expansion of (+ (* 4.0 (/ 1 (* z y))) (/ 1 x)) in x 0.479 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.479 * [taylor]: Taking taylor expansion of 4.0 in x 0.479 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.479 * [taylor]: Taking taylor expansion of (* z y) in x 0.479 * [taylor]: Taking taylor expansion of z in x 0.479 * [taylor]: Taking taylor expansion of y in x 0.479 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.479 * [taylor]: Taking taylor expansion of x in x 0.479 * [taylor]: Taking taylor expansion of (neg 1) in y 0.479 * [taylor]: Taking taylor expansion of 1 in y 0.480 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 (* z y)))) in y 0.480 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.480 * [taylor]: Taking taylor expansion of 4.0 in y 0.480 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.480 * [taylor]: Taking taylor expansion of (* z y) in y 0.480 * [taylor]: Taking taylor expansion of z in y 0.480 * [taylor]: Taking taylor expansion of y in y 0.480 * [taylor]: Taking taylor expansion of (neg (* 4.0 (/ 1 z))) in z 0.480 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z 0.480 * [taylor]: Taking taylor expansion of 4.0 in z 0.480 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.480 * [taylor]: Taking taylor expansion of z in z 0.480 * [taylor]: Taking taylor expansion of (neg 1) in z 0.480 * [taylor]: Taking taylor expansion of 1 in z 0.480 * [taylor]: Taking taylor expansion of 0 in y 0.480 * [taylor]: Taking taylor expansion of 0 in z 0.480 * [taylor]: Taking taylor expansion of 0 in z 0.481 * [taylor]: Taking taylor expansion of 0 in y 0.481 * [taylor]: Taking taylor expansion of 0 in z 0.481 * [taylor]: Taking taylor expansion of 0 in z 0.481 * [taylor]: Taking taylor expansion of 0 in z 0.481 * [taylor]: Taking taylor expansion of 0 in y 0.481 * [taylor]: Taking taylor expansion of 0 in z 0.481 * [taylor]: Taking taylor expansion of 0 in z 0.482 * [taylor]: Taking taylor expansion of 0 in z 0.482 * [taylor]: Taking taylor expansion of 0 in z 0.482 * * * [progress]: simplifying candidates 0.482 * [simplify]: Simplifying using # : (/ (exp x) (exp (* (* y 4.0) z))) (log (- x (* (* y 4.0) z))) (exp (- x (* (* y 4.0) z))) (* (cbrt (- x (* (* y 4.0) z))) (cbrt (- x (* (* y 4.0) z)))) (cbrt (- x (* (* y 4.0) z))) (* (* (- x (* (* y 4.0) z)) (- x (* (* y 4.0) z))) (- x (* (* y 4.0) z))) (sqrt (- x (* (* y 4.0) z))) (sqrt (- x (* (* y 4.0) z))) (- (pow x 3) (pow (* (* y 4.0) z) 3)) (+ (* x x) (+ (* (* (* y 4.0) z) (* (* y 4.0) z)) (* x (* (* y 4.0) z)))) (neg (* (* y 4.0) z)) (- (* x x) (* (* (* y 4.0) z) (* (* y 4.0) z))) (+ x (* (* y 4.0) z)) (neg (* (* y 4.0) z)) x (- x (* 4.0 (* z y))) (- x (* 4.0 (* z y))) 0.485 * * [simplify]: iteration 0 : 83 enodes (cost 79 ) 0.488 * * [simplify]: iteration 1 : 288 enodes (cost 72 ) 0.497 * * [simplify]: iteration 2 : 1507 enodes (cost 72 ) 0.539 * * [simplify]: iteration 3 : 5001 enodes (cost 72 ) 0.540 * [simplify]: Simplified to: (exp (- x (* (* y 4.0) z))) (log (- x (* (* y 4.0) z))) (exp (- x (* (* y 4.0) z))) (* (cbrt (- x (* (* y 4.0) z))) (cbrt (- x (* (* y 4.0) z)))) (cbrt (- x (* (* y 4.0) z))) (pow (- x (* (* y 4.0) z)) 3) (sqrt (- x (* (* y 4.0) z))) (sqrt (- x (* (* y 4.0) z))) (- (pow x 3) (pow (* (* y 4.0) z) 3)) (+ (* (* (* y 4.0) z) (+ (* (* y 4.0) z) x)) (* x x)) (neg (* (* y 4.0) z)) (- (* x x) (* (* (* y 4.0) z) (* (* y 4.0) z))) (+ x (* (* y 4.0) z)) (neg (* (* y 4.0) z)) x (- x (* 4.0 (* z y))) (- x (* 4.0 (* z y))) 0.540 * * * [progress]: adding candidates to table 0.558 * [progress]: [Phase 3 of 3] Extracting. 0.561 * [simplify]: Simplifying using # : (- x (* (* y 4.0) z)) 0.562 * * [simplify]: iteration 0 : 9 enodes (cost 3 ) 0.562 * * [simplify]: iteration 1 : 9 enodes (cost 3 ) 0.562 * [simplify]: Simplified to: (- x (* (* y 4.0) z)) 1.600 * [regime-testing]: End program error score: 0.046541492963978276