2.581 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.013 * * * [progress]: [2/2] Setting up program. 0.015 * [progress]: [Phase 2 of 3] Improving. 0.015 * [simplify]: Simplifying using # : (- x (* (* y 4.0) z)) 0.017 * * [simplify]: iteration 0 : 13 enodes (cost 3 ) 0.019 * * [simplify]: iteration 1 : 31 enodes (cost 3 ) 0.020 * * [simplify]: iteration 2 : 56 enodes (cost 3 ) 0.022 * * [simplify]: iteration 3 : 62 enodes (cost 3 ) 0.023 * * [simplify]: iteration 4 : 62 enodes (cost 3 ) 0.023 * [simplify]: Simplified to: (- x (* (* y 4.0) z)) 0.023 * * [progress]: iteration 1 / 4 0.024 * * * [progress]: picking best candidate 0.025 * * * * [pick]: Picked # 0.025 * * * [progress]: localizing error 0.030 * * * [progress]: generating rewritten candidates 0.030 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2) 0.037 * * * [progress]: generating series expansions 0.037 * * * * [progress]: [ 1 / 1 ] generating series at (2 2) 0.038 * [approximate]: Taking taylor expansion of (* 4.0 (* z y)) in (y z) around 0 0.038 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z 0.038 * [taylor]: Taking taylor expansion of 4.0 in z 0.038 * [taylor]: Taking taylor expansion of (* z y) in z 0.038 * [taylor]: Taking taylor expansion of z in z 0.038 * [taylor]: Taking taylor expansion of y in z 0.038 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y 0.038 * [taylor]: Taking taylor expansion of 4.0 in y 0.038 * [taylor]: Taking taylor expansion of (* z y) in y 0.038 * [taylor]: Taking taylor expansion of z in y 0.038 * [taylor]: Taking taylor expansion of y in y 0.038 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y 0.038 * [taylor]: Taking taylor expansion of 4.0 in y 0.038 * [taylor]: Taking taylor expansion of (* z y) in y 0.038 * [taylor]: Taking taylor expansion of z in y 0.038 * [taylor]: Taking taylor expansion of y in y 0.038 * [taylor]: Taking taylor expansion of 0 in z 0.039 * [taylor]: Taking taylor expansion of (* 4.0 z) in z 0.039 * [taylor]: Taking taylor expansion of 4.0 in z 0.039 * [taylor]: Taking taylor expansion of z in z 0.040 * [taylor]: Taking taylor expansion of 0 in z 0.042 * [taylor]: Taking taylor expansion of 0 in z 0.045 * [taylor]: Taking taylor expansion of 0 in z 0.045 * [approximate]: Taking taylor expansion of (/ 4.0 (* z y)) in (y z) around 0 0.045 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in z 0.045 * [taylor]: Taking taylor expansion of 4.0 in z 0.045 * [taylor]: Taking taylor expansion of (* z y) in z 0.045 * [taylor]: Taking taylor expansion of z in z 0.045 * [taylor]: Taking taylor expansion of y in z 0.045 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y 0.045 * [taylor]: Taking taylor expansion of 4.0 in y 0.045 * [taylor]: Taking taylor expansion of (* z y) in y 0.045 * [taylor]: Taking taylor expansion of z in y 0.045 * [taylor]: Taking taylor expansion of y in y 0.046 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y 0.046 * [taylor]: Taking taylor expansion of 4.0 in y 0.046 * [taylor]: Taking taylor expansion of (* z y) in y 0.046 * [taylor]: Taking taylor expansion of z in y 0.046 * [taylor]: Taking taylor expansion of y in y 0.046 * [taylor]: Taking taylor expansion of (/ 4.0 z) in z 0.046 * [taylor]: Taking taylor expansion of 4.0 in z 0.046 * [taylor]: Taking taylor expansion of z in z 0.047 * [taylor]: Taking taylor expansion of 0 in z 0.048 * [taylor]: Taking taylor expansion of 0 in z 0.049 * [taylor]: Taking taylor expansion of 0 in z 0.050 * [approximate]: Taking taylor expansion of (/ 4.0 (* z y)) in (y z) around 0 0.050 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in z 0.050 * [taylor]: Taking taylor expansion of 4.0 in z 0.050 * [taylor]: Taking taylor expansion of (* z y) in z 0.050 * [taylor]: Taking taylor expansion of z in z 0.050 * [taylor]: Taking taylor expansion of y in z 0.050 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y 0.050 * [taylor]: Taking taylor expansion of 4.0 in y 0.050 * [taylor]: Taking taylor expansion of (* z y) in y 0.050 * [taylor]: Taking taylor expansion of z in y 0.050 * [taylor]: Taking taylor expansion of y in y 0.050 * [taylor]: Taking taylor expansion of (/ 4.0 (* z y)) in y 0.050 * [taylor]: Taking taylor expansion of 4.0 in y 0.051 * [taylor]: Taking taylor expansion of (* z y) in y 0.051 * [taylor]: Taking taylor expansion of z in y 0.051 * [taylor]: Taking taylor expansion of y in y 0.051 * [taylor]: Taking taylor expansion of (/ 4.0 z) in z 0.051 * [taylor]: Taking taylor expansion of 4.0 in z 0.051 * [taylor]: Taking taylor expansion of z in z 0.052 * [taylor]: Taking taylor expansion of 0 in z 0.053 * [taylor]: Taking taylor expansion of 0 in z 0.057 * [taylor]: Taking taylor expansion of 0 in z 0.058 * * * [progress]: simplifying candidates 0.058 * [simplify]: Simplifying using # : (* (* y 4.0) z) (* (* y 4.0) z) (+ (+ (log y) (log 4.0)) (log z)) (+ (log (* y 4.0)) (log z)) (log (* (* y 4.0) z)) (exp (* (* y 4.0) z)) (* (* (* (* y y) y) (* (* 4.0 4.0) 4.0)) (* (* z z) z)) (* (* (* (* y 4.0) (* y 4.0)) (* y 4.0)) (* (* z z) z)) (* (cbrt (* (* y 4.0) z)) (cbrt (* (* y 4.0) z))) (cbrt (* (* y 4.0) z)) (* (* (* (* y 4.0) z) (* (* y 4.0) z)) (* (* y 4.0) z)) (sqrt (* (* y 4.0) z)) (sqrt (* (* y 4.0) z)) (* (* y 4.0) (* (cbrt z) (cbrt z))) (* (* y 4.0) (sqrt z)) (* (* y 4.0) 1) (* 4.0 z) (* 4.0 (* z y)) (* 4.0 (* z y)) (* 4.0 (* z y)) 0.061 * * [simplify]: iteration 0 : 101 enodes (cost 72 ) 0.064 * * [simplify]: iteration 1 : 465 enodes (cost 57 ) 0.075 * * [simplify]: iteration 2 : 2173 enodes (cost 57 ) 0.112 * * [simplify]: iteration 3 : 5001 enodes (cost 57 ) 0.112 * [simplify]: Simplified to: (* (* y 4.0) z) (* (* y 4.0) z) (log (* (* y 4.0) z)) (log (* (* y 4.0) z)) (log (* (* y 4.0) z)) (exp (* (* y 4.0) z)) (pow (* (* y 4.0) z) 3) (pow (* (* y 4.0) z) 3) (* (cbrt (* (* y 4.0) z)) (cbrt (* (* y 4.0) z))) (cbrt (* (* y 4.0) z)) (pow (* (* y 4.0) z) 3) (sqrt (* (* y 4.0) z)) (sqrt (* (* y 4.0) z)) (* (* y 4.0) (* (cbrt z) (cbrt z))) (* (* y 4.0) (sqrt z)) (* y 4.0) (* 4.0 z) (* (* y 4.0) z) (* (* y 4.0) z) (* (* y 4.0) z) 0.112 * * * [progress]: adding candidates to table 0.138 * * [progress]: iteration 2 / 4 0.138 * * * [progress]: picking best candidate 0.139 * * * * [pick]: Picked # 0.139 * * * [progress]: localizing error 0.144 * * * [progress]: generating rewritten candidates 0.144 * * * [progress]: generating series expansions 0.144 * * * [progress]: simplifying candidates 0.144 * [simplify]: Simplifying using # : 0.146 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 0.146 * [simplify]: Simplified to: 0.146 * * * [progress]: adding candidates to table 0.147 * [progress]: [Phase 3 of 3] Extracting. 0.148 * [simplify]: Simplifying using # : (- x (* y (* 4.0 z))) 0.149 * * [simplify]: iteration 0 : 9 enodes (cost 3 ) 0.149 * * [simplify]: iteration 1 : 9 enodes (cost 3 ) 0.149 * [simplify]: Simplified to: (- x (* y (* 4.0 z))) 0.564 * [regime-testing]: End program error score: 0.053631703962995374