7.212 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.021 * * * [progress]: [2/2] Setting up program. 0.022 * [progress]: [Phase 2 of 3] Improving. 0.023 * [simplify]: Simplifying using # : (- (* x x) (* (* y 4.0) z)) 0.025 * * [simplify]: iteration 0 : 15 enodes (cost 4 ) 0.026 * * [simplify]: iteration 1 : 33 enodes (cost 4 ) 0.028 * * [simplify]: iteration 2 : 64 enodes (cost 4 ) 0.030 * * [simplify]: iteration 3 : 79 enodes (cost 4 ) 0.031 * * [simplify]: iteration 4 : 79 enodes (cost 4 ) 0.031 * [simplify]: Simplified to: (- (* x x) (* (* y 4.0) z)) 0.032 * * [progress]: iteration 1 / 4 0.032 * * * [progress]: picking best candidate 0.033 * * * * [pick]: Picked # 0.033 * * * [progress]: localizing error 0.039 * * * [progress]: generating rewritten candidates 0.039 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.043 * * * [progress]: generating series expansions 0.043 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.043 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in (x y z) around 0 0.043 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in z 0.043 * [taylor]: Taking taylor expansion of (pow x 2) in z 0.043 * [taylor]: Taking taylor expansion of x in z 0.043 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z 0.043 * [taylor]: Taking taylor expansion of 4.0 in z 0.043 * [taylor]: Taking taylor expansion of (* z y) in z 0.043 * [taylor]: Taking taylor expansion of z in z 0.043 * [taylor]: Taking taylor expansion of y in z 0.043 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in y 0.043 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.043 * [taylor]: Taking taylor expansion of x in y 0.043 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y 0.043 * [taylor]: Taking taylor expansion of 4.0 in y 0.043 * [taylor]: Taking taylor expansion of (* z y) in y 0.043 * [taylor]: Taking taylor expansion of z in y 0.043 * [taylor]: Taking taylor expansion of y in y 0.043 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in x 0.043 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.043 * [taylor]: Taking taylor expansion of x in x 0.043 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x 0.043 * [taylor]: Taking taylor expansion of 4.0 in x 0.043 * [taylor]: Taking taylor expansion of (* z y) in x 0.043 * [taylor]: Taking taylor expansion of z in x 0.044 * [taylor]: Taking taylor expansion of y in x 0.044 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4.0 (* z y))) in x 0.044 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.044 * [taylor]: Taking taylor expansion of x in x 0.044 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x 0.044 * [taylor]: Taking taylor expansion of 4.0 in x 0.044 * [taylor]: Taking taylor expansion of (* z y) in x 0.044 * [taylor]: Taking taylor expansion of z in x 0.044 * [taylor]: Taking taylor expansion of y in x 0.044 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in y 0.044 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y 0.044 * [taylor]: Taking taylor expansion of 4.0 in y 0.044 * [taylor]: Taking taylor expansion of (* z y) in y 0.044 * [taylor]: Taking taylor expansion of z in y 0.044 * [taylor]: Taking taylor expansion of y in y 0.045 * [taylor]: Taking taylor expansion of 0 in z 0.045 * [taylor]: Taking taylor expansion of 0 in y 0.045 * [taylor]: Taking taylor expansion of 0 in z 0.046 * [taylor]: Taking taylor expansion of (- (* 4.0 z)) in z 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 0.048 * [taylor]: Taking taylor expansion of 1 in y 0.048 * [taylor]: Taking taylor expansion of 1 in z 0.048 * [taylor]: Taking taylor expansion of 0 in z 0.049 * [taylor]: Taking taylor expansion of 0 in z 0.052 * [taylor]: Taking taylor expansion of 0 in y 0.053 * [taylor]: Taking taylor expansion of 0 in z 0.053 * [taylor]: Taking taylor expansion of 0 in z 0.053 * [taylor]: Taking taylor expansion of 0 in z 0.054 * [taylor]: Taking taylor expansion of 0 in z 0.055 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0 0.055 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in z 0.055 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z 0.055 * [taylor]: Taking taylor expansion of (pow x 2) in z 0.055 * [taylor]: Taking taylor expansion of x in z 0.055 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z 0.055 * [taylor]: Taking taylor expansion of 4.0 in z 0.055 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z 0.055 * [taylor]: Taking taylor expansion of (* z y) in z 0.055 * [taylor]: Taking taylor expansion of z in z 0.055 * [taylor]: Taking taylor expansion of y in z 0.055 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in y 0.055 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.055 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.055 * [taylor]: Taking taylor expansion of x in y 0.055 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.055 * [taylor]: Taking taylor expansion of 4.0 in y 0.055 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.055 * [taylor]: Taking taylor expansion of (* z y) in y 0.055 * [taylor]: Taking taylor expansion of z in y 0.055 * [taylor]: Taking taylor expansion of y in y 0.056 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x 0.056 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.056 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.056 * [taylor]: Taking taylor expansion of x in x 0.056 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.056 * [taylor]: Taking taylor expansion of 4.0 in x 0.056 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.056 * [taylor]: Taking taylor expansion of (* z y) in x 0.056 * [taylor]: Taking taylor expansion of z in x 0.056 * [taylor]: Taking taylor expansion of y in x 0.056 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x 0.056 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.056 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.056 * [taylor]: Taking taylor expansion of x in x 0.057 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.057 * [taylor]: Taking taylor expansion of 4.0 in x 0.057 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.057 * [taylor]: Taking taylor expansion of (* z y) in x 0.057 * [taylor]: Taking taylor expansion of z in x 0.057 * [taylor]: Taking taylor expansion of y in x 0.057 * [taylor]: Taking taylor expansion of 1 in y 0.058 * [taylor]: Taking taylor expansion of 0 in y 0.058 * [taylor]: Taking taylor expansion of 1 in z 0.059 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y 0.059 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.059 * [taylor]: Taking taylor expansion of 4.0 in y 0.060 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.060 * [taylor]: Taking taylor expansion of (* z y) in y 0.060 * [taylor]: Taking taylor expansion of z in y 0.060 * [taylor]: Taking taylor expansion of y in y 0.060 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z 0.060 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z 0.060 * [taylor]: Taking taylor expansion of 4.0 in z 0.060 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.060 * [taylor]: Taking taylor expansion of z in z 0.061 * [taylor]: Taking taylor expansion of 0 in z 0.061 * [taylor]: Taking taylor expansion of 0 in z 0.063 * [taylor]: Taking taylor expansion of 0 in y 0.064 * [taylor]: Taking taylor expansion of 0 in z 0.064 * [taylor]: Taking taylor expansion of 0 in z 0.064 * [taylor]: Taking taylor expansion of 0 in z 0.067 * [taylor]: Taking taylor expansion of 0 in y 0.067 * [taylor]: Taking taylor expansion of 0 in z 0.069 * [taylor]: Taking taylor expansion of 0 in z 0.069 * [taylor]: Taking taylor expansion of 0 in z 0.069 * [taylor]: Taking taylor expansion of 0 in z 0.069 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in (x y z) around 0 0.069 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in z 0.069 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z 0.069 * [taylor]: Taking taylor expansion of (pow x 2) in z 0.069 * [taylor]: Taking taylor expansion of x in z 0.069 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z 0.070 * [taylor]: Taking taylor expansion of 4.0 in z 0.070 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z 0.070 * [taylor]: Taking taylor expansion of (* z y) in z 0.070 * [taylor]: Taking taylor expansion of z in z 0.070 * [taylor]: Taking taylor expansion of y in z 0.070 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in y 0.070 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 0.070 * [taylor]: Taking taylor expansion of (pow x 2) in y 0.070 * [taylor]: Taking taylor expansion of x in y 0.070 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.070 * [taylor]: Taking taylor expansion of 4.0 in y 0.071 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.071 * [taylor]: Taking taylor expansion of (* z y) in y 0.071 * [taylor]: Taking taylor expansion of z in y 0.071 * [taylor]: Taking taylor expansion of y in y 0.071 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x 0.071 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.071 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.071 * [taylor]: Taking taylor expansion of x in x 0.071 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.071 * [taylor]: Taking taylor expansion of 4.0 in x 0.071 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.071 * [taylor]: Taking taylor expansion of (* z y) in x 0.071 * [taylor]: Taking taylor expansion of z in x 0.071 * [taylor]: Taking taylor expansion of y in x 0.072 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4.0 (/ 1 (* z y)))) in x 0.072 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 0.072 * [taylor]: Taking taylor expansion of (pow x 2) in x 0.072 * [taylor]: Taking taylor expansion of x in x 0.072 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.072 * [taylor]: Taking taylor expansion of 4.0 in x 0.072 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.072 * [taylor]: Taking taylor expansion of (* z y) in x 0.072 * [taylor]: Taking taylor expansion of z in x 0.072 * [taylor]: Taking taylor expansion of y in x 0.073 * [taylor]: Taking taylor expansion of 1 in y 0.074 * [taylor]: Taking taylor expansion of 0 in y 0.074 * [taylor]: Taking taylor expansion of 1 in z 0.075 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y 0.075 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.075 * [taylor]: Taking taylor expansion of 4.0 in y 0.075 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.075 * [taylor]: Taking taylor expansion of (* z y) in y 0.075 * [taylor]: Taking taylor expansion of z in y 0.075 * [taylor]: Taking taylor expansion of y in y 0.075 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z 0.075 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z 0.075 * [taylor]: Taking taylor expansion of 4.0 in z 0.075 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.075 * [taylor]: Taking taylor expansion of z in z 0.076 * [taylor]: Taking taylor expansion of 0 in z 0.076 * [taylor]: Taking taylor expansion of 0 in z 0.078 * [taylor]: Taking taylor expansion of 0 in y 0.079 * [taylor]: Taking taylor expansion of 0 in z 0.079 * [taylor]: Taking taylor expansion of 0 in z 0.079 * [taylor]: Taking taylor expansion of 0 in z 0.087 * [taylor]: Taking taylor expansion of 0 in y 0.087 * [taylor]: Taking taylor expansion of 0 in z 0.088 * [taylor]: Taking taylor expansion of 0 in z 0.088 * [taylor]: Taking taylor expansion of 0 in z 0.088 * [taylor]: Taking taylor expansion of 0 in z 0.089 * * * [progress]: simplifying candidates 0.089 * [simplify]: Simplifying using # : (fma x x (- (* z (* y 4.0)))) (fma (- z) (* y 4.0) (* z (* y 4.0))) (expm1 (- (* x x) (* (* y 4.0) z))) (log1p (- (* x x) (* (* y 4.0) z))) (- (* (* y 4.0) z)) (/ (exp (* x x)) (exp (* (* y 4.0) z))) (log (- (* x x) (* (* y 4.0) z))) (exp (- (* x x) (* (* y 4.0) z))) (* (cbrt (- (* x x) (* (* y 4.0) z))) (cbrt (- (* x x) (* (* y 4.0) z)))) (cbrt (- (* x x) (* (* y 4.0) z))) (* (* (- (* x x) (* (* y 4.0) z)) (- (* x x) (* (* y 4.0) z))) (- (* x x) (* (* y 4.0) z))) (sqrt (- (* x x) (* (* y 4.0) z))) (sqrt (- (* x x) (* (* y 4.0) z))) (- (pow (* x x) 3) (pow (* (* y 4.0) z) 3)) (+ (* (* x x) (* x x)) (+ (* (* (* y 4.0) z) (* (* y 4.0) z)) (* (* x x) (* (* y 4.0) z)))) (- (* (* y 4.0) z)) (- (* (* x x) (* x x)) (* (* (* y 4.0) z) (* (* y 4.0) z))) (+ (* x x) (* (* y 4.0) z)) (- (* (* y 4.0) z)) (- (pow x 2) (* 4.0 (* z y))) (- (pow x 2) (* 4.0 (* z y))) (- (pow x 2) (* 4.0 (* z y))) 0.093 * * [simplify]: iteration 0 : 113 enodes (cost 123 ) 0.096 * * [simplify]: iteration 1 : 540 enodes (cost 111 ) 0.109 * * [simplify]: iteration 2 : 2732 enodes (cost 108 ) 0.167 * * [simplify]: iteration 3 : 5001 enodes (cost 104 ) 0.168 * [simplify]: Simplified to: (- (* x x) (* (* y 4.0) z)) 0 (expm1 (- (* x x) (* (* y 4.0) z))) (log1p (- (* x x) (* (* y 4.0) z))) (- (* (* y 4.0) z)) (exp (- (* x x) (* (* y 4.0) z))) (log (- (* x x) (* (* y 4.0) z))) (exp (- (* x x) (* (* y 4.0) z))) (* (cbrt (- (* x x) (* (* y 4.0) z))) (cbrt (- (* x x) (* (* y 4.0) z)))) (cbrt (- (* x x) (* (* y 4.0) z))) (pow (- (* x x) (* (* y 4.0) z)) 3) (sqrt (- (* x x) (* (* y 4.0) z))) (sqrt (- (* x x) (* (* y 4.0) z))) (- (pow (* x x) 3) (pow (* (* y 4.0) z) 3)) (fma y (* (* 4.0 z) (fma x x (* (* y 4.0) z))) (pow x 4)) (- (* (* y 4.0) z)) (fma (- (* (* y 4.0) (* y 4.0))) (* z z) (pow x 4)) (fma x x (* (* y 4.0) z)) (- (* (* y 4.0) z)) (- (* x x) (* (* y 4.0) z)) (- (* x x) (* (* y 4.0) z)) (- (* x x) (* (* y 4.0) z)) 0.168 * * * [progress]: adding candidates to table 0.196 * * [progress]: iteration 2 / 4 0.196 * * * [progress]: picking best candidate 0.197 * * * * [pick]: Picked # 0.197 * * * [progress]: localizing error 0.204 * * * [progress]: generating rewritten candidates 0.204 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.205 * * * [progress]: generating series expansions 0.205 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.205 * [approximate]: Taking taylor expansion of (fma x x (- (* 4.0 (* z y)))) in (x y z) around 0 0.205 * [taylor]: Taking taylor expansion of (fma x x (- (* 4.0 (* z y)))) in z 0.205 * [taylor]: Rewrote expression to (+ (* x x) (- (* 4.0 (* z y)))) 0.205 * [taylor]: Taking taylor expansion of (* x x) in z 0.205 * [taylor]: Taking taylor expansion of x in z 0.205 * [taylor]: Taking taylor expansion of x in z 0.205 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in z 0.205 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in z 0.205 * [taylor]: Taking taylor expansion of 4.0 in z 0.205 * [taylor]: Taking taylor expansion of (* z y) in z 0.205 * [taylor]: Taking taylor expansion of z in z 0.205 * [taylor]: Taking taylor expansion of y in z 0.205 * [taylor]: Taking taylor expansion of (fma x x (- (* 4.0 (* z y)))) in y 0.205 * [taylor]: Rewrote expression to (+ (* x x) (- (* 4.0 (* z y)))) 0.205 * [taylor]: Taking taylor expansion of (* x x) in y 0.205 * [taylor]: Taking taylor expansion of x in y 0.205 * [taylor]: Taking taylor expansion of x in y 0.205 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in y 0.206 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y 0.206 * [taylor]: Taking taylor expansion of 4.0 in y 0.206 * [taylor]: Taking taylor expansion of (* z y) in y 0.206 * [taylor]: Taking taylor expansion of z in y 0.206 * [taylor]: Taking taylor expansion of y in y 0.206 * [taylor]: Taking taylor expansion of (fma x x (- (* 4.0 (* z y)))) in x 0.206 * [taylor]: Rewrote expression to (+ (* x x) (- (* 4.0 (* z y)))) 0.206 * [taylor]: Taking taylor expansion of (* x x) in x 0.206 * [taylor]: Taking taylor expansion of x in x 0.206 * [taylor]: Taking taylor expansion of x in x 0.206 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in x 0.206 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x 0.206 * [taylor]: Taking taylor expansion of 4.0 in x 0.206 * [taylor]: Taking taylor expansion of (* z y) in x 0.206 * [taylor]: Taking taylor expansion of z in x 0.206 * [taylor]: Taking taylor expansion of y in x 0.206 * [taylor]: Taking taylor expansion of (fma x x (- (* 4.0 (* z y)))) in x 0.206 * [taylor]: Rewrote expression to (+ (* x x) (- (* 4.0 (* z y)))) 0.206 * [taylor]: Taking taylor expansion of (* x x) in x 0.206 * [taylor]: Taking taylor expansion of x in x 0.206 * [taylor]: Taking taylor expansion of x in x 0.206 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in x 0.206 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in x 0.206 * [taylor]: Taking taylor expansion of 4.0 in x 0.206 * [taylor]: Taking taylor expansion of (* z y) in x 0.206 * [taylor]: Taking taylor expansion of z in x 0.206 * [taylor]: Taking taylor expansion of y in x 0.207 * [taylor]: Taking taylor expansion of (- (* 4.0 (* z y))) in y 0.207 * [taylor]: Taking taylor expansion of (* 4.0 (* z y)) in y 0.207 * [taylor]: Taking taylor expansion of 4.0 in y 0.207 * [taylor]: Taking taylor expansion of (* z y) in y 0.207 * [taylor]: Taking taylor expansion of z in y 0.207 * [taylor]: Taking taylor expansion of y in y 0.207 * [taylor]: Taking taylor expansion of 0 in z 0.208 * [taylor]: Taking taylor expansion of 0 in y 0.208 * [taylor]: Taking taylor expansion of 0 in z 0.209 * [taylor]: Taking taylor expansion of (- (* 4.0 z)) in z 0.209 * [taylor]: Taking taylor expansion of (* 4.0 z) in z 0.209 * [taylor]: Taking taylor expansion of 4.0 in z 0.209 * [taylor]: Taking taylor expansion of z in z 0.211 * [taylor]: Taking taylor expansion of 1 in y 0.211 * [taylor]: Taking taylor expansion of 1 in z 0.211 * [taylor]: Taking taylor expansion of 0 in z 0.212 * [taylor]: Taking taylor expansion of 0 in z 0.216 * [taylor]: Taking taylor expansion of 0 in y 0.216 * [taylor]: Taking taylor expansion of 0 in z 0.216 * [taylor]: Taking taylor expansion of 0 in z 0.216 * [taylor]: Taking taylor expansion of 0 in z 0.217 * [taylor]: Taking taylor expansion of 0 in z 0.218 * [approximate]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (- (* 4.0 (/ 1 (* z y))))) in (x y z) around 0 0.218 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (- (* 4.0 (/ 1 (* z y))))) in z 0.218 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (- (* 4.0 (/ 1 (* z y))))) 0.218 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in z 0.218 * [taylor]: Taking taylor expansion of (/ 1 x) in z 0.218 * [taylor]: Taking taylor expansion of x in z 0.218 * [taylor]: Taking taylor expansion of (/ 1 x) in z 0.218 * [taylor]: Taking taylor expansion of x in z 0.218 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in z 0.218 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z 0.218 * [taylor]: Taking taylor expansion of 4.0 in z 0.218 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z 0.218 * [taylor]: Taking taylor expansion of (* z y) in z 0.218 * [taylor]: Taking taylor expansion of z in z 0.218 * [taylor]: Taking taylor expansion of y in z 0.219 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (- (* 4.0 (/ 1 (* z y))))) in y 0.219 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (- (* 4.0 (/ 1 (* z y))))) 0.219 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in y 0.219 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.219 * [taylor]: Taking taylor expansion of x in y 0.219 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.219 * [taylor]: Taking taylor expansion of x in y 0.219 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y 0.219 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.219 * [taylor]: Taking taylor expansion of 4.0 in y 0.219 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.219 * [taylor]: Taking taylor expansion of (* z y) in y 0.219 * [taylor]: Taking taylor expansion of z in y 0.219 * [taylor]: Taking taylor expansion of y in y 0.219 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (- (* 4.0 (/ 1 (* z y))))) in x 0.220 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (- (* 4.0 (/ 1 (* z y))))) 0.220 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.220 * [taylor]: Taking taylor expansion of x in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.220 * [taylor]: Taking taylor expansion of x in x 0.220 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in x 0.220 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.220 * [taylor]: Taking taylor expansion of 4.0 in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.220 * [taylor]: Taking taylor expansion of (* z y) in x 0.220 * [taylor]: Taking taylor expansion of z in x 0.220 * [taylor]: Taking taylor expansion of y in x 0.220 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (- (* 4.0 (/ 1 (* z y))))) in x 0.220 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (- (* 4.0 (/ 1 (* z y))))) 0.220 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x 0.220 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.220 * [taylor]: Taking taylor expansion of x in x 0.221 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.221 * [taylor]: Taking taylor expansion of x in x 0.221 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in x 0.221 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.221 * [taylor]: Taking taylor expansion of 4.0 in x 0.221 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.221 * [taylor]: Taking taylor expansion of (* z y) in x 0.221 * [taylor]: Taking taylor expansion of z in x 0.221 * [taylor]: Taking taylor expansion of y in x 0.222 * [taylor]: Taking taylor expansion of 1 in y 0.223 * [taylor]: Taking taylor expansion of 0 in y 0.223 * [taylor]: Taking taylor expansion of 1 in z 0.225 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y 0.225 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.225 * [taylor]: Taking taylor expansion of 4.0 in y 0.225 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.225 * [taylor]: Taking taylor expansion of (* z y) in y 0.225 * [taylor]: Taking taylor expansion of z in y 0.225 * [taylor]: Taking taylor expansion of y in y 0.225 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z 0.225 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z 0.225 * [taylor]: Taking taylor expansion of 4.0 in z 0.225 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.225 * [taylor]: Taking taylor expansion of z in z 0.226 * [taylor]: Taking taylor expansion of 0 in z 0.226 * [taylor]: Taking taylor expansion of 0 in z 0.233 * [taylor]: Taking taylor expansion of 0 in y 0.234 * [taylor]: Taking taylor expansion of 0 in z 0.234 * [taylor]: Taking taylor expansion of 0 in z 0.234 * [taylor]: Taking taylor expansion of 0 in z 0.237 * [taylor]: Taking taylor expansion of 0 in y 0.238 * [taylor]: Taking taylor expansion of 0 in z 0.239 * [taylor]: Taking taylor expansion of 0 in z 0.239 * [taylor]: Taking taylor expansion of 0 in z 0.239 * [taylor]: Taking taylor expansion of 0 in z 0.240 * [approximate]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (- (* 4.0 (/ 1 (* z y))))) in (x y z) around 0 0.240 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (- (* 4.0 (/ 1 (* z y))))) in z 0.240 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (- (* 4.0 (/ 1 (* z y))))) 0.240 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in z 0.240 * [taylor]: Taking taylor expansion of (/ -1 x) in z 0.240 * [taylor]: Taking taylor expansion of -1 in z 0.240 * [taylor]: Taking taylor expansion of x in z 0.240 * [taylor]: Taking taylor expansion of (/ -1 x) in z 0.240 * [taylor]: Taking taylor expansion of -1 in z 0.240 * [taylor]: Taking taylor expansion of x in z 0.240 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in z 0.240 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in z 0.240 * [taylor]: Taking taylor expansion of 4.0 in z 0.240 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z 0.240 * [taylor]: Taking taylor expansion of (* z y) in z 0.240 * [taylor]: Taking taylor expansion of z in z 0.240 * [taylor]: Taking taylor expansion of y in z 0.240 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (- (* 4.0 (/ 1 (* z y))))) in y 0.240 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (- (* 4.0 (/ 1 (* z y))))) 0.240 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in y 0.240 * [taylor]: Taking taylor expansion of (/ -1 x) in y 0.241 * [taylor]: Taking taylor expansion of -1 in y 0.241 * [taylor]: Taking taylor expansion of x in y 0.241 * [taylor]: Taking taylor expansion of (/ -1 x) in y 0.241 * [taylor]: Taking taylor expansion of -1 in y 0.241 * [taylor]: Taking taylor expansion of x in y 0.241 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y 0.241 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.241 * [taylor]: Taking taylor expansion of 4.0 in y 0.241 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.241 * [taylor]: Taking taylor expansion of (* z y) in y 0.241 * [taylor]: Taking taylor expansion of z in y 0.241 * [taylor]: Taking taylor expansion of y in y 0.241 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (- (* 4.0 (/ 1 (* z y))))) in x 0.241 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (- (* 4.0 (/ 1 (* z y))))) 0.241 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x 0.241 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.241 * [taylor]: Taking taylor expansion of -1 in x 0.241 * [taylor]: Taking taylor expansion of x in x 0.242 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.242 * [taylor]: Taking taylor expansion of -1 in x 0.242 * [taylor]: Taking taylor expansion of x in x 0.242 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in x 0.242 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.242 * [taylor]: Taking taylor expansion of 4.0 in x 0.242 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.242 * [taylor]: Taking taylor expansion of (* z y) in x 0.242 * [taylor]: Taking taylor expansion of z in x 0.242 * [taylor]: Taking taylor expansion of y in x 0.242 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (- (* 4.0 (/ 1 (* z y))))) in x 0.242 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (- (* 4.0 (/ 1 (* z y))))) 0.242 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x 0.242 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.242 * [taylor]: Taking taylor expansion of -1 in x 0.242 * [taylor]: Taking taylor expansion of x in x 0.242 * [taylor]: Taking taylor expansion of (/ -1 x) in x 0.242 * [taylor]: Taking taylor expansion of -1 in x 0.243 * [taylor]: Taking taylor expansion of x in x 0.243 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in x 0.243 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in x 0.243 * [taylor]: Taking taylor expansion of 4.0 in x 0.243 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x 0.243 * [taylor]: Taking taylor expansion of (* z y) in x 0.243 * [taylor]: Taking taylor expansion of z in x 0.243 * [taylor]: Taking taylor expansion of y in x 0.243 * [taylor]: Taking taylor expansion of 1 in y 0.245 * [taylor]: Taking taylor expansion of 0 in y 0.245 * [taylor]: Taking taylor expansion of 1 in z 0.247 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (* z y)))) in y 0.247 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (* z y))) in y 0.247 * [taylor]: Taking taylor expansion of 4.0 in y 0.247 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.247 * [taylor]: Taking taylor expansion of (* z y) in y 0.247 * [taylor]: Taking taylor expansion of z in y 0.247 * [taylor]: Taking taylor expansion of y in y 0.247 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 z))) in z 0.247 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 z)) in z 0.247 * [taylor]: Taking taylor expansion of 4.0 in z 0.247 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.247 * [taylor]: Taking taylor expansion of z in z 0.248 * [taylor]: Taking taylor expansion of 0 in z 0.248 * [taylor]: Taking taylor expansion of 0 in z 0.251 * [taylor]: Taking taylor expansion of 0 in y 0.252 * [taylor]: Taking taylor expansion of 0 in z 0.252 * [taylor]: Taking taylor expansion of 0 in z 0.252 * [taylor]: Taking taylor expansion of 0 in z 0.256 * [taylor]: Taking taylor expansion of 0 in y 0.256 * [taylor]: Taking taylor expansion of 0 in z 0.257 * [taylor]: Taking taylor expansion of 0 in z 0.257 * [taylor]: Taking taylor expansion of 0 in z 0.257 * [taylor]: Taking taylor expansion of 0 in z 0.258 * * * [progress]: simplifying candidates 0.258 * [simplify]: Simplifying using # : (expm1 (fma x x (- (* (* y 4.0) z)))) (log1p (fma x x (- (* (* y 4.0) z)))) (* x x) (log (fma x x (- (* (* y 4.0) z)))) (exp (fma x x (- (* (* y 4.0) z)))) (* (cbrt (fma x x (- (* (* y 4.0) z)))) (cbrt (fma x x (- (* (* y 4.0) z))))) (cbrt (fma x x (- (* (* y 4.0) z)))) (* (* (fma x x (- (* (* y 4.0) z))) (fma x x (- (* (* y 4.0) z)))) (fma x x (- (* (* y 4.0) z)))) (sqrt (fma x x (- (* (* y 4.0) z)))) (sqrt (fma x x (- (* (* y 4.0) z)))) (- (pow x 2) (* 4.0 (* z y))) (- (pow x 2) (* 4.0 (* z y))) (- (pow x 2) (* 4.0 (* z y))) 0.261 * * [simplify]: iteration 0 : 41 enodes (cost 73 ) 0.262 * * [simplify]: iteration 1 : 98 enodes (cost 64 ) 0.265 * * [simplify]: iteration 2 : 369 enodes (cost 64 ) 0.273 * * [simplify]: iteration 3 : 1696 enodes (cost 64 ) 0.329 * * [simplify]: iteration 4 : 5001 enodes (cost 64 ) 0.330 * [simplify]: Simplified to: (expm1 (fma x x (- (* (* y 4.0) z)))) (log1p (fma x x (- (* (* y 4.0) z)))) (pow x 2) (log (fma x x (- (* (* y 4.0) z)))) (exp (fma x x (- (* (* y 4.0) z)))) (* (cbrt (fma x x (- (* (* y 4.0) z)))) (cbrt (fma x x (- (* (* y 4.0) z))))) (cbrt (fma x x (- (* (* y 4.0) z)))) (pow (fma x x (- (* (* y 4.0) z))) 3) (sqrt (fma x x (- (* (* y 4.0) z)))) (sqrt (fma x x (- (* (* y 4.0) z)))) (fma x x (- (* (* y 4.0) z))) (fma x x (- (* (* y 4.0) z))) (fma x x (- (* (* y 4.0) z))) 0.330 * * * [progress]: adding candidates to table 0.350 * [progress]: [Phase 3 of 3] Extracting. 0.352 * [simplify]: Simplifying using # : (fma x x (- (* (* y 4.0) z))) 0.352 * * [simplify]: iteration 0 : 14 enodes (cost 4 ) 0.352 * * [simplify]: iteration 1 : 22 enodes (cost 4 ) 0.353 * * [simplify]: iteration 2 : 22 enodes (cost 4 ) 0.353 * [simplify]: Simplified to: (fma x x (- (* (* y 4.0) z))) 1.021 * [regime-testing]: End program error score: 0.035379422427803474