20.826 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.020 * * * [progress]: [2/2] Setting up program. 0.024 * [progress]: [Phase 2 of 3] Improving. 0.025 * [simplify]: Simplifying using # : (+ (- (* (/ 1.0 8.0) x) (/ (* y z) 2.0)) t) 0.029 * * [simplify]: iteration 0 : 25 enodes (cost 6 ) 0.033 * * [simplify]: iteration 1 : 50 enodes (cost 6 ) 0.037 * * [simplify]: iteration 2 : 80 enodes (cost 6 ) 0.042 * * [simplify]: iteration 3 : 122 enodes (cost 6 ) 0.047 * * [simplify]: iteration 4 : 171 enodes (cost 5 ) 0.053 * * [simplify]: iteration 5 : 230 enodes (cost 5 ) 0.059 * * [simplify]: iteration 6 : 267 enodes (cost 5 ) 0.067 * * [simplify]: iteration 7 : 370 enodes (cost 5 ) 0.080 * * [simplify]: iteration 8 : 522 enodes (cost 5 ) 0.089 * * [simplify]: iteration 9 : 820 enodes (cost 5 ) 0.098 * * [simplify]: iteration 10 : 820 enodes (cost 5 ) 0.099 * [simplify]: Simplified to: (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 0.105 * * [progress]: iteration 1 / 4 0.105 * * * [progress]: picking best candidate 0.107 * * * * [pick]: Picked # 0.107 * * * [progress]: localizing error 0.123 * * * [progress]: generating rewritten candidates 0.123 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.124 * * * [progress]: generating series expansions 0.124 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.124 * [approximate]: Taking taylor expansion of (fma (* 0.125 x) 1.0 (fma (- (* 0.5 y)) z t)) in (x y z t) around 0 0.124 * [taylor]: Taking taylor expansion of (fma (* 0.125 x) 1.0 (fma (- (* 0.5 y)) z t)) in t 0.125 * [taylor]: Rewrote expression to (+ (* (* 0.125 x) 1.0) (fma (- (* 0.5 y)) z t)) 0.125 * [taylor]: Taking taylor expansion of (* (* 0.125 x) 1.0) in t 0.125 * [taylor]: Taking taylor expansion of (* 0.125 x) in t 0.125 * [taylor]: Taking taylor expansion of 0.125 in t 0.125 * [taylor]: Taking taylor expansion of x in t 0.125 * [taylor]: Taking taylor expansion of 1.0 in t 0.125 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 y)) z t) in t 0.125 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 y)) z) t) 0.125 * [taylor]: Taking taylor expansion of (* (- (* 0.5 y)) z) in t 0.125 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in t 0.125 * [taylor]: Taking taylor expansion of (* 0.5 y) in t 0.125 * [taylor]: Taking taylor expansion of 0.5 in t 0.125 * [taylor]: Taking taylor expansion of y in t 0.125 * [taylor]: Taking taylor expansion of z in t 0.125 * [taylor]: Taking taylor expansion of t in t 0.125 * [taylor]: Taking taylor expansion of (fma (* 0.125 x) 1.0 (fma (- (* 0.5 y)) z t)) in z 0.125 * [taylor]: Rewrote expression to (+ (* (* 0.125 x) 1.0) (fma (- (* 0.5 y)) z t)) 0.125 * [taylor]: Taking taylor expansion of (* (* 0.125 x) 1.0) in z 0.125 * [taylor]: Taking taylor expansion of (* 0.125 x) in z 0.125 * [taylor]: Taking taylor expansion of 0.125 in z 0.125 * [taylor]: Taking taylor expansion of x in z 0.125 * [taylor]: Taking taylor expansion of 1.0 in z 0.125 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 y)) z t) in z 0.125 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 y)) z) t) 0.125 * [taylor]: Taking taylor expansion of (* (- (* 0.5 y)) z) in z 0.125 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in z 0.125 * [taylor]: Taking taylor expansion of (* 0.5 y) in z 0.125 * [taylor]: Taking taylor expansion of 0.5 in z 0.125 * [taylor]: Taking taylor expansion of y in z 0.125 * [taylor]: Taking taylor expansion of z in z 0.125 * [taylor]: Taking taylor expansion of t in z 0.125 * [taylor]: Taking taylor expansion of (fma (* 0.125 x) 1.0 (fma (- (* 0.5 y)) z t)) in y 0.125 * [taylor]: Rewrote expression to (+ (* (* 0.125 x) 1.0) (fma (- (* 0.5 y)) z t)) 0.126 * [taylor]: Taking taylor expansion of (* (* 0.125 x) 1.0) in y 0.126 * [taylor]: Taking taylor expansion of (* 0.125 x) in y 0.126 * [taylor]: Taking taylor expansion of 0.125 in y 0.126 * [taylor]: Taking taylor expansion of x in y 0.126 * [taylor]: Taking taylor expansion of 1.0 in y 0.126 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 y)) z t) in y 0.126 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 y)) z) t) 0.126 * [taylor]: Taking taylor expansion of (* (- (* 0.5 y)) z) in y 0.126 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in y 0.126 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 0.126 * [taylor]: Taking taylor expansion of 0.5 in y 0.126 * [taylor]: Taking taylor expansion of y in y 0.126 * [taylor]: Taking taylor expansion of z in y 0.126 * [taylor]: Taking taylor expansion of t in y 0.126 * [taylor]: Taking taylor expansion of (fma (* 0.125 x) 1.0 (fma (- (* 0.5 y)) z t)) in x 0.126 * [taylor]: Rewrote expression to (+ (* (* 0.125 x) 1.0) (fma (- (* 0.5 y)) z t)) 0.126 * [taylor]: Taking taylor expansion of (* (* 0.125 x) 1.0) in x 0.126 * [taylor]: Taking taylor expansion of (* 0.125 x) in x 0.126 * [taylor]: Taking taylor expansion of 0.125 in x 0.126 * [taylor]: Taking taylor expansion of x in x 0.126 * [taylor]: Taking taylor expansion of 1.0 in x 0.126 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 y)) z t) in x 0.126 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 y)) z) t) 0.126 * [taylor]: Taking taylor expansion of (* (- (* 0.5 y)) z) in x 0.126 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in x 0.126 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 0.126 * [taylor]: Taking taylor expansion of 0.5 in x 0.126 * [taylor]: Taking taylor expansion of y in x 0.126 * [taylor]: Taking taylor expansion of z in x 0.126 * [taylor]: Taking taylor expansion of t in x 0.126 * [taylor]: Taking taylor expansion of (fma (* 0.125 x) 1.0 (fma (- (* 0.5 y)) z t)) in x 0.126 * [taylor]: Rewrote expression to (+ (* (* 0.125 x) 1.0) (fma (- (* 0.5 y)) z t)) 0.126 * [taylor]: Taking taylor expansion of (* (* 0.125 x) 1.0) in x 0.126 * [taylor]: Taking taylor expansion of (* 0.125 x) in x 0.126 * [taylor]: Taking taylor expansion of 0.125 in x 0.126 * [taylor]: Taking taylor expansion of x in x 0.126 * [taylor]: Taking taylor expansion of 1.0 in x 0.126 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 y)) z t) in x 0.127 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 y)) z) t) 0.127 * [taylor]: Taking taylor expansion of (* (- (* 0.5 y)) z) in x 0.127 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in x 0.127 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 0.127 * [taylor]: Taking taylor expansion of 0.5 in x 0.127 * [taylor]: Taking taylor expansion of y in x 0.127 * [taylor]: Taking taylor expansion of z in x 0.127 * [taylor]: Taking taylor expansion of t in x 0.128 * [taylor]: Taking taylor expansion of (- t (* 0.5 (* z y))) in y 0.128 * [taylor]: Taking taylor expansion of t in y 0.128 * [taylor]: Taking taylor expansion of (* 0.5 (* z y)) in y 0.128 * [taylor]: Taking taylor expansion of 0.5 in y 0.128 * [taylor]: Taking taylor expansion of (* z y) in y 0.128 * [taylor]: Taking taylor expansion of z in y 0.128 * [taylor]: Taking taylor expansion of y in y 0.129 * [taylor]: Taking taylor expansion of t in z 0.129 * [taylor]: Taking taylor expansion of t in t 0.135 * [taylor]: Taking taylor expansion of 0.125 in y 0.135 * [taylor]: Taking taylor expansion of 0.125 in z 0.135 * [taylor]: Taking taylor expansion of 0.125 in t 0.136 * [taylor]: Taking taylor expansion of (- (* 0.5 z)) in z 0.136 * [taylor]: Taking taylor expansion of (* 0.5 z) in z 0.136 * [taylor]: Taking taylor expansion of 0.5 in z 0.136 * [taylor]: Taking taylor expansion of z in z 0.137 * [taylor]: Taking taylor expansion of 0 in t 0.137 * [taylor]: Taking taylor expansion of 0 in t 0.140 * [taylor]: Taking taylor expansion of 0 in y 0.140 * [taylor]: Taking taylor expansion of 0 in z 0.140 * [taylor]: Taking taylor expansion of 0 in t 0.140 * [taylor]: Taking taylor expansion of 0 in z 0.140 * [taylor]: Taking taylor expansion of 0 in t 0.142 * [taylor]: Taking taylor expansion of 0 in z 0.142 * [taylor]: Taking taylor expansion of 0 in t 0.142 * [taylor]: Taking taylor expansion of 0 in t 0.144 * [taylor]: Taking taylor expansion of (- 0.5) in t 0.144 * [taylor]: Taking taylor expansion of 0.5 in t 0.145 * [approximate]: Taking taylor expansion of (fma (/ 0.125 x) 1.0 (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) in (x y z t) around 0 0.145 * [taylor]: Taking taylor expansion of (fma (/ 0.125 x) 1.0 (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) in t 0.145 * [taylor]: Rewrote expression to (+ (* (/ 0.125 x) 1.0) (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) 0.145 * [taylor]: Taking taylor expansion of (* (/ 0.125 x) 1.0) in t 0.145 * [taylor]: Taking taylor expansion of (/ 0.125 x) in t 0.145 * [taylor]: Taking taylor expansion of 0.125 in t 0.145 * [taylor]: Taking taylor expansion of x in t 0.146 * [taylor]: Taking taylor expansion of 1.0 in t 0.146 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t)) in t 0.146 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 (/ 1 y))) (/ 1 z)) (/ 1 t)) 0.146 * [taylor]: Taking taylor expansion of (* (- (* 0.5 (/ 1 y))) (/ 1 z)) in t 0.146 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in t 0.146 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in t 0.146 * [taylor]: Taking taylor expansion of 0.5 in t 0.146 * [taylor]: Taking taylor expansion of (/ 1 y) in t 0.146 * [taylor]: Taking taylor expansion of y in t 0.146 * [taylor]: Taking taylor expansion of (/ 1 z) in t 0.146 * [taylor]: Taking taylor expansion of z in t 0.146 * [taylor]: Taking taylor expansion of (/ 1 t) in t 0.146 * [taylor]: Taking taylor expansion of t in t 0.146 * [taylor]: Taking taylor expansion of (fma (/ 0.125 x) 1.0 (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) in z 0.146 * [taylor]: Rewrote expression to (+ (* (/ 0.125 x) 1.0) (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) 0.146 * [taylor]: Taking taylor expansion of (* (/ 0.125 x) 1.0) in z 0.146 * [taylor]: Taking taylor expansion of (/ 0.125 x) in z 0.146 * [taylor]: Taking taylor expansion of 0.125 in z 0.146 * [taylor]: Taking taylor expansion of x in z 0.147 * [taylor]: Taking taylor expansion of 1.0 in z 0.147 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t)) in z 0.147 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 (/ 1 y))) (/ 1 z)) (/ 1 t)) 0.147 * [taylor]: Taking taylor expansion of (* (- (* 0.5 (/ 1 y))) (/ 1 z)) in z 0.147 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in z 0.147 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in z 0.147 * [taylor]: Taking taylor expansion of 0.5 in z 0.147 * [taylor]: Taking taylor expansion of (/ 1 y) in z 0.147 * [taylor]: Taking taylor expansion of y in z 0.147 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.147 * [taylor]: Taking taylor expansion of z in z 0.147 * [taylor]: Taking taylor expansion of (/ 1 t) in z 0.147 * [taylor]: Taking taylor expansion of t in z 0.147 * [taylor]: Taking taylor expansion of (fma (/ 0.125 x) 1.0 (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) in y 0.147 * [taylor]: Rewrote expression to (+ (* (/ 0.125 x) 1.0) (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) 0.147 * [taylor]: Taking taylor expansion of (* (/ 0.125 x) 1.0) in y 0.147 * [taylor]: Taking taylor expansion of (/ 0.125 x) in y 0.147 * [taylor]: Taking taylor expansion of 0.125 in y 0.147 * [taylor]: Taking taylor expansion of x in y 0.147 * [taylor]: Taking taylor expansion of 1.0 in y 0.147 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t)) in y 0.148 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 (/ 1 y))) (/ 1 z)) (/ 1 t)) 0.148 * [taylor]: Taking taylor expansion of (* (- (* 0.5 (/ 1 y))) (/ 1 z)) in y 0.148 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in y 0.148 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 0.148 * [taylor]: Taking taylor expansion of 0.5 in y 0.148 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.148 * [taylor]: Taking taylor expansion of y in y 0.148 * [taylor]: Taking taylor expansion of (/ 1 z) in y 0.148 * [taylor]: Taking taylor expansion of z in y 0.148 * [taylor]: Taking taylor expansion of (/ 1 t) in y 0.148 * [taylor]: Taking taylor expansion of t in y 0.148 * [taylor]: Taking taylor expansion of (fma (/ 0.125 x) 1.0 (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) in x 0.148 * [taylor]: Rewrote expression to (+ (* (/ 0.125 x) 1.0) (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) 0.148 * [taylor]: Taking taylor expansion of (* (/ 0.125 x) 1.0) in x 0.148 * [taylor]: Taking taylor expansion of (/ 0.125 x) in x 0.148 * [taylor]: Taking taylor expansion of 0.125 in x 0.148 * [taylor]: Taking taylor expansion of x in x 0.149 * [taylor]: Taking taylor expansion of 1.0 in x 0.149 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t)) in x 0.149 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 (/ 1 y))) (/ 1 z)) (/ 1 t)) 0.149 * [taylor]: Taking taylor expansion of (* (- (* 0.5 (/ 1 y))) (/ 1 z)) in x 0.149 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in x 0.149 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 0.149 * [taylor]: Taking taylor expansion of 0.5 in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.149 * [taylor]: Taking taylor expansion of y in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 z) in x 0.149 * [taylor]: Taking taylor expansion of z in x 0.149 * [taylor]: Taking taylor expansion of (/ 1 t) in x 0.149 * [taylor]: Taking taylor expansion of t in x 0.149 * [taylor]: Taking taylor expansion of (fma (/ 0.125 x) 1.0 (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) in x 0.149 * [taylor]: Rewrote expression to (+ (* (/ 0.125 x) 1.0) (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t))) 0.149 * [taylor]: Taking taylor expansion of (* (/ 0.125 x) 1.0) in x 0.149 * [taylor]: Taking taylor expansion of (/ 0.125 x) in x 0.149 * [taylor]: Taking taylor expansion of 0.125 in x 0.149 * [taylor]: Taking taylor expansion of x in x 0.150 * [taylor]: Taking taylor expansion of 1.0 in x 0.150 * [taylor]: Taking taylor expansion of (fma (- (* 0.5 (/ 1 y))) (/ 1 z) (/ 1 t)) in x 0.150 * [taylor]: Rewrote expression to (+ (* (- (* 0.5 (/ 1 y))) (/ 1 z)) (/ 1 t)) 0.150 * [taylor]: Taking taylor expansion of (* (- (* 0.5 (/ 1 y))) (/ 1 z)) in x 0.150 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in x 0.150 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 0.150 * [taylor]: Taking taylor expansion of 0.5 in x 0.150 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.150 * [taylor]: Taking taylor expansion of y in x 0.150 * [taylor]: Taking taylor expansion of (/ 1 z) in x 0.150 * [taylor]: Taking taylor expansion of z in x 0.150 * [taylor]: Taking taylor expansion of (/ 1 t) in x 0.150 * [taylor]: Taking taylor expansion of t in x 0.151 * [taylor]: Taking taylor expansion of 0.125 in y 0.152 * [taylor]: Taking taylor expansion of (- (/ 1 t) (* 0.5 (/ 1 (* z y)))) in y 0.152 * [taylor]: Taking taylor expansion of (/ 1 t) in y 0.152 * [taylor]: Taking taylor expansion of t in y 0.152 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* z y))) in y 0.152 * [taylor]: Taking taylor expansion of 0.5 in y 0.152 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.152 * [taylor]: Taking taylor expansion of (* z y) in y 0.152 * [taylor]: Taking taylor expansion of z in y 0.152 * [taylor]: Taking taylor expansion of y in y 0.153 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 z))) in z 0.153 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 z)) in z 0.153 * [taylor]: Taking taylor expansion of 0.5 in z 0.153 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.153 * [taylor]: Taking taylor expansion of z in z 0.154 * [taylor]: Taking taylor expansion of (- 0.5) in t 0.154 * [taylor]: Taking taylor expansion of 0.5 in t 0.154 * [taylor]: Taking taylor expansion of 0.125 in z 0.157 * [taylor]: Taking taylor expansion of 0 in y 0.158 * [taylor]: Taking taylor expansion of (/ 1 t) in z 0.158 * [taylor]: Taking taylor expansion of t in z 0.158 * [taylor]: Taking taylor expansion of 0 in z 0.159 * [taylor]: Taking taylor expansion of 0 in t 0.159 * [taylor]: Taking taylor expansion of 0.125 in t 0.164 * [taylor]: Taking taylor expansion of 0 in y 0.164 * [taylor]: Taking taylor expansion of 0 in z 0.166 * [taylor]: Taking taylor expansion of 0 in z 0.166 * [taylor]: Taking taylor expansion of 0 in z 0.166 * [taylor]: Taking taylor expansion of (/ 1 t) in t 0.166 * [taylor]: Taking taylor expansion of t in t 0.166 * [taylor]: Taking taylor expansion of 0 in t 0.168 * [taylor]: Taking taylor expansion of 0 in t 0.168 * [taylor]: Taking taylor expansion of 0 in t 0.169 * [approximate]: Taking taylor expansion of (fma (/ -0.125 x) 1.0 (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) in (x y z t) around 0 0.169 * [taylor]: Taking taylor expansion of (fma (/ -0.125 x) 1.0 (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) in t 0.170 * [taylor]: Rewrote expression to (+ (* (/ -0.125 x) 1.0) (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) 0.170 * [taylor]: Taking taylor expansion of (* (/ -0.125 x) 1.0) in t 0.170 * [taylor]: Taking taylor expansion of (/ -0.125 x) in t 0.170 * [taylor]: Taking taylor expansion of -0.125 in t 0.170 * [taylor]: Taking taylor expansion of x in t 0.170 * [taylor]: Taking taylor expansion of 1.0 in t 0.170 * [taylor]: Taking taylor expansion of (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t)) in t 0.170 * [taylor]: Rewrote expression to (+ (* (* 0.5 (/ 1 y)) (/ -1 z)) (/ -1 t)) 0.170 * [taylor]: Taking taylor expansion of (* (* 0.5 (/ 1 y)) (/ -1 z)) in t 0.170 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in t 0.170 * [taylor]: Taking taylor expansion of 0.5 in t 0.170 * [taylor]: Taking taylor expansion of (/ 1 y) in t 0.170 * [taylor]: Taking taylor expansion of y in t 0.170 * [taylor]: Taking taylor expansion of (/ -1 z) in t 0.170 * [taylor]: Taking taylor expansion of -1 in t 0.170 * [taylor]: Taking taylor expansion of z in t 0.170 * [taylor]: Taking taylor expansion of (/ -1 t) in t 0.170 * [taylor]: Taking taylor expansion of -1 in t 0.170 * [taylor]: Taking taylor expansion of t in t 0.171 * [taylor]: Taking taylor expansion of (fma (/ -0.125 x) 1.0 (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) in z 0.171 * [taylor]: Rewrote expression to (+ (* (/ -0.125 x) 1.0) (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) 0.171 * [taylor]: Taking taylor expansion of (* (/ -0.125 x) 1.0) in z 0.171 * [taylor]: Taking taylor expansion of (/ -0.125 x) in z 0.171 * [taylor]: Taking taylor expansion of -0.125 in z 0.171 * [taylor]: Taking taylor expansion of x in z 0.171 * [taylor]: Taking taylor expansion of 1.0 in z 0.171 * [taylor]: Taking taylor expansion of (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t)) in z 0.171 * [taylor]: Rewrote expression to (+ (* (* 0.5 (/ 1 y)) (/ -1 z)) (/ -1 t)) 0.171 * [taylor]: Taking taylor expansion of (* (* 0.5 (/ 1 y)) (/ -1 z)) in z 0.171 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in z 0.171 * [taylor]: Taking taylor expansion of 0.5 in z 0.171 * [taylor]: Taking taylor expansion of (/ 1 y) in z 0.171 * [taylor]: Taking taylor expansion of y in z 0.171 * [taylor]: Taking taylor expansion of (/ -1 z) in z 0.171 * [taylor]: Taking taylor expansion of -1 in z 0.171 * [taylor]: Taking taylor expansion of z in z 0.172 * [taylor]: Taking taylor expansion of (/ -1 t) in z 0.172 * [taylor]: Taking taylor expansion of -1 in z 0.172 * [taylor]: Taking taylor expansion of t in z 0.172 * [taylor]: Taking taylor expansion of (fma (/ -0.125 x) 1.0 (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) in y 0.172 * [taylor]: Rewrote expression to (+ (* (/ -0.125 x) 1.0) (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) 0.172 * [taylor]: Taking taylor expansion of (* (/ -0.125 x) 1.0) in y 0.172 * [taylor]: Taking taylor expansion of (/ -0.125 x) in y 0.172 * [taylor]: Taking taylor expansion of -0.125 in y 0.172 * [taylor]: Taking taylor expansion of x in y 0.172 * [taylor]: Taking taylor expansion of 1.0 in y 0.172 * [taylor]: Taking taylor expansion of (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t)) in y 0.172 * [taylor]: Rewrote expression to (+ (* (* 0.5 (/ 1 y)) (/ -1 z)) (/ -1 t)) 0.172 * [taylor]: Taking taylor expansion of (* (* 0.5 (/ 1 y)) (/ -1 z)) in y 0.172 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 0.172 * [taylor]: Taking taylor expansion of 0.5 in y 0.172 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.172 * [taylor]: Taking taylor expansion of y in y 0.173 * [taylor]: Taking taylor expansion of (/ -1 z) in y 0.173 * [taylor]: Taking taylor expansion of -1 in y 0.173 * [taylor]: Taking taylor expansion of z in y 0.173 * [taylor]: Taking taylor expansion of (/ -1 t) in y 0.173 * [taylor]: Taking taylor expansion of -1 in y 0.173 * [taylor]: Taking taylor expansion of t in y 0.173 * [taylor]: Taking taylor expansion of (fma (/ -0.125 x) 1.0 (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) in x 0.173 * [taylor]: Rewrote expression to (+ (* (/ -0.125 x) 1.0) (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) 0.173 * [taylor]: Taking taylor expansion of (* (/ -0.125 x) 1.0) in x 0.173 * [taylor]: Taking taylor expansion of (/ -0.125 x) in x 0.173 * [taylor]: Taking taylor expansion of -0.125 in x 0.173 * [taylor]: Taking taylor expansion of x in x 0.173 * [taylor]: Taking taylor expansion of 1.0 in x 0.174 * [taylor]: Taking taylor expansion of (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t)) in x 0.174 * [taylor]: Rewrote expression to (+ (* (* 0.5 (/ 1 y)) (/ -1 z)) (/ -1 t)) 0.174 * [taylor]: Taking taylor expansion of (* (* 0.5 (/ 1 y)) (/ -1 z)) in x 0.174 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 0.174 * [taylor]: Taking taylor expansion of 0.5 in x 0.174 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.174 * [taylor]: Taking taylor expansion of y in x 0.174 * [taylor]: Taking taylor expansion of (/ -1 z) in x 0.174 * [taylor]: Taking taylor expansion of -1 in x 0.174 * [taylor]: Taking taylor expansion of z in x 0.174 * [taylor]: Taking taylor expansion of (/ -1 t) in x 0.174 * [taylor]: Taking taylor expansion of -1 in x 0.174 * [taylor]: Taking taylor expansion of t in x 0.174 * [taylor]: Taking taylor expansion of (fma (/ -0.125 x) 1.0 (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) in x 0.174 * [taylor]: Rewrote expression to (+ (* (/ -0.125 x) 1.0) (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t))) 0.174 * [taylor]: Taking taylor expansion of (* (/ -0.125 x) 1.0) in x 0.174 * [taylor]: Taking taylor expansion of (/ -0.125 x) in x 0.174 * [taylor]: Taking taylor expansion of -0.125 in x 0.174 * [taylor]: Taking taylor expansion of x in x 0.175 * [taylor]: Taking taylor expansion of 1.0 in x 0.175 * [taylor]: Taking taylor expansion of (fma (* 0.5 (/ 1 y)) (/ -1 z) (/ -1 t)) in x 0.175 * [taylor]: Rewrote expression to (+ (* (* 0.5 (/ 1 y)) (/ -1 z)) (/ -1 t)) 0.175 * [taylor]: Taking taylor expansion of (* (* 0.5 (/ 1 y)) (/ -1 z)) in x 0.175 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 0.175 * [taylor]: Taking taylor expansion of 0.5 in x 0.175 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.175 * [taylor]: Taking taylor expansion of y in x 0.175 * [taylor]: Taking taylor expansion of (/ -1 z) in x 0.175 * [taylor]: Taking taylor expansion of -1 in x 0.175 * [taylor]: Taking taylor expansion of z in x 0.175 * [taylor]: Taking taylor expansion of (/ -1 t) in x 0.175 * [taylor]: Taking taylor expansion of -1 in x 0.175 * [taylor]: Taking taylor expansion of t in x 0.176 * [taylor]: Taking taylor expansion of (- 0.125) in y 0.176 * [taylor]: Taking taylor expansion of 0.125 in y 0.177 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (* z y))) (/ 1 t))) in y 0.177 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (* z y))) (/ 1 t)) in y 0.177 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* z y))) in y 0.177 * [taylor]: Taking taylor expansion of 0.5 in y 0.177 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y 0.177 * [taylor]: Taking taylor expansion of (* z y) in y 0.177 * [taylor]: Taking taylor expansion of z in y 0.177 * [taylor]: Taking taylor expansion of y in y 0.178 * [taylor]: Taking taylor expansion of (/ 1 t) in y 0.178 * [taylor]: Taking taylor expansion of t in y 0.178 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 z))) in z 0.178 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 z)) in z 0.178 * [taylor]: Taking taylor expansion of 0.5 in z 0.178 * [taylor]: Taking taylor expansion of (/ 1 z) in z 0.178 * [taylor]: Taking taylor expansion of z in z 0.179 * [taylor]: Taking taylor expansion of (- 0.5) in t 0.179 * [taylor]: Taking taylor expansion of 0.5 in t 0.180 * [taylor]: Taking taylor expansion of (- 0.125) in z 0.180 * [taylor]: Taking taylor expansion of 0.125 in z 0.182 * [taylor]: Taking taylor expansion of 0 in y 0.183 * [taylor]: Taking taylor expansion of (- (/ 1 t)) in z 0.183 * [taylor]: Taking taylor expansion of (/ 1 t) in z 0.183 * [taylor]: Taking taylor expansion of t in z 0.184 * [taylor]: Taking taylor expansion of 0 in z 0.185 * [taylor]: Taking taylor expansion of 0 in t 0.185 * [taylor]: Taking taylor expansion of (- 0.125) in t 0.186 * [taylor]: Taking taylor expansion of 0.125 in t 0.189 * [taylor]: Taking taylor expansion of 0 in y 0.189 * [taylor]: Taking taylor expansion of 0 in z 0.191 * [taylor]: Taking taylor expansion of 0 in z 0.192 * [taylor]: Taking taylor expansion of 0 in z 0.192 * [taylor]: Taking taylor expansion of (- (/ 1 t)) in t 0.192 * [taylor]: Taking taylor expansion of (/ 1 t) in t 0.192 * [taylor]: Taking taylor expansion of t in t 0.192 * [taylor]: Taking taylor expansion of 0 in t 0.196 * [taylor]: Taking taylor expansion of 0 in t 0.196 * [taylor]: Taking taylor expansion of 0 in t 0.198 * * * [progress]: simplifying candidates 0.199 * [simplify]: Simplifying using # : (expm1 (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (log1p (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (* (/ x 8.0) 1.0) (log (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (exp (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (* (cbrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (cbrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)))) (cbrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (* (* (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (sqrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (sqrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (- (+ (* 0.125 x) t) (* 0.5 (* z y))) (- (+ t (* 0.125 x)) (* 0.5 (* z y))) (- (+ t (* 0.125 x)) (* 0.5 (* z y))) 0.204 * * [simplify]: iteration 0 : 53 enodes (cost 89 ) 0.208 * * [simplify]: iteration 1 : 112 enodes (cost 75 ) 0.214 * * [simplify]: iteration 2 : 312 enodes (cost 75 ) 0.228 * * [simplify]: iteration 3 : 1432 enodes (cost 75 ) 0.290 * * [simplify]: iteration 4 : 5001 enodes (cost 75 ) 0.292 * [simplify]: Simplified to: (expm1 (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (log1p (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (* (/ x 8.0) 1.0) (log (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (exp (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (* (cbrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (cbrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)))) (cbrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (pow (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 3) (sqrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (sqrt (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))) (fma x 0.125 (- t (* 0.5 (* z y)))) (fma x 0.125 (- t (* 0.5 (* z y)))) (fma x 0.125 (- t (* 0.5 (* z y)))) 0.292 * * * [progress]: adding candidates to table 0.329 * [progress]: [Phase 3 of 3] Extracting. 0.332 * [simplify]: Simplifying using # : (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 0.333 * * [simplify]: iteration 0 : 14 enodes (cost 5 ) 0.333 * * [simplify]: iteration 1 : 14 enodes (cost 5 ) 0.334 * [simplify]: Simplified to: (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 1.007 * [regime-testing]: End program error score: 0.004415792985984168 1.031 * [regime-testing]: Target error score: 0.007416168032865028