21.757 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying:
  (* x (- 1.0 (* x 0.5)))
0.047 * * [progress]: iteration 1 / 4
0.047 * * * [progress]: picking best candidate
0.049 * * * * [pick]: Picked  #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>
0.049 * * * [progress]: localizing error
0.053 * * * [progress]: generating rewritten candidates
0.053 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.072 * * * [progress]: generating series expansions
0.072 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.073 * [backup-simplify]: Simplify (* x (- 1.0 (* x 0.5))) into (* x (- 1.0 (* 0.5 x)))
0.073 * [approximate]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in (x) around 0
0.073 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.074 * [taylor]: Taking taylor expansion of 1.0 in x
0.074 * [backup-simplify]: Simplify 1.0 into 1.0
0.074 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.074 * [taylor]: Taking taylor expansion of 0.5 in x
0.074 * [backup-simplify]: Simplify 0.5 into 0.5
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.074 * [taylor]: Taking taylor expansion of 1.0 in x
0.074 * [backup-simplify]: Simplify 1.0 into 1.0
0.074 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.074 * [taylor]: Taking taylor expansion of 0.5 in x
0.074 * [backup-simplify]: Simplify 0.5 into 0.5
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.075 * [backup-simplify]: Simplify (- 0) into 0
0.075 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.075 * [backup-simplify]: Simplify (* 0 1.0) into 0
0.075 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.076 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.077 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.078 * [backup-simplify]: Simplify (+ (* 0 (- 0.5)) (* 1 1.0)) into 1.0
0.078 * [backup-simplify]: Simplify 1.0 into 1.0
0.079 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.079 * [backup-simplify]: Simplify (- 0) into 0
0.079 * [backup-simplify]: Simplify (+ 0 0) into 0
0.087 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 (- 0.5)) (* 0 1.0))) into (- 0.5)
0.087 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.088 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.088 * [backup-simplify]: Simplify (- 0) into 0
0.089 * [backup-simplify]: Simplify (+ 0 0) into 0
0.089 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (- 0.5)) (* 0 1.0)))) into 0
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.090 * [backup-simplify]: Simplify (- 0) into 0
0.091 * [backup-simplify]: Simplify (+ 0 0) into 0
0.092 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))) into 0
0.092 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
0.093 * [backup-simplify]: Simplify (- 0) into 0
0.093 * [backup-simplify]: Simplify (+ 0 0) into 0
0.094 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))) into 0
0.094 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
0.095 * [backup-simplify]: Simplify (- 0) into 0
0.096 * [backup-simplify]: Simplify (+ 0 0) into 0
0.097 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))))) into 0
0.097 * [backup-simplify]: Simplify 0 into 0
0.098 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))))) into 0
0.098 * [backup-simplify]: Simplify (- 0) into 0
0.098 * [backup-simplify]: Simplify (+ 0 0) into 0
0.100 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))))) into 0
0.100 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))))) into 0
0.101 * [backup-simplify]: Simplify (- 0) into 0
0.101 * [backup-simplify]: Simplify (+ 0 0) into 0
0.103 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))))))) into 0
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify (+ (* (- 0.5) (pow x 2)) (* 1.0 x)) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.103 * [backup-simplify]: Simplify (* (/ 1 x) (- 1.0 (* (/ 1 x) 0.5))) into (/ (- 1.0 (* 0.5 (/ 1 x))) x)
0.103 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in (x) around 0
0.103 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.103 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.103 * [taylor]: Taking taylor expansion of 1.0 in x
0.103 * [backup-simplify]: Simplify 1.0 into 1.0
0.103 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.103 * [taylor]: Taking taylor expansion of 0.5 in x
0.103 * [backup-simplify]: Simplify 0.5 into 0.5
0.104 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify 1 into 1
0.104 * [backup-simplify]: Simplify (/ 1 1) into 1
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify 1 into 1
0.104 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.104 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.105 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.105 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.106 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.106 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.106 * [taylor]: Taking taylor expansion of 1.0 in x
0.106 * [backup-simplify]: Simplify 1.0 into 1.0
0.106 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.106 * [taylor]: Taking taylor expansion of 0.5 in x
0.106 * [backup-simplify]: Simplify 0.5 into 0.5
0.106 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.106 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify 1 into 1
0.106 * [backup-simplify]: Simplify (/ 1 1) into 1
0.106 * [taylor]: Taking taylor expansion of x in x
0.106 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify 1 into 1
0.106 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.107 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.107 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.108 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.108 * [backup-simplify]: Simplify -0.5 into -0.5
0.108 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.109 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.109 * [backup-simplify]: Simplify (- 0) into 0
0.109 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.110 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* -0.5 (/ 0 1)))) into 1.0
0.110 * [backup-simplify]: Simplify 1.0 into 1.0
0.111 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.112 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.112 * [backup-simplify]: Simplify (- 0) into 0
0.112 * [backup-simplify]: Simplify (+ 0 0) into 0
0.113 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.114 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.114 * [backup-simplify]: Simplify (- 0) into 0
0.114 * [backup-simplify]: Simplify (+ 0 0) into 0
0.115 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.115 * [backup-simplify]: Simplify 0 into 0
0.116 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.116 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.117 * [backup-simplify]: Simplify (- 0) into 0
0.117 * [backup-simplify]: Simplify (+ 0 0) into 0
0.118 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.118 * [backup-simplify]: Simplify 0 into 0
0.118 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.119 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.119 * [backup-simplify]: Simplify (- 0) into 0
0.120 * [backup-simplify]: Simplify (+ 0 0) into 0
0.120 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.120 * [backup-simplify]: Simplify 0 into 0
0.121 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.122 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.122 * [backup-simplify]: Simplify (- 0) into 0
0.122 * [backup-simplify]: Simplify (+ 0 0) into 0
0.123 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.123 * [backup-simplify]: Simplify 0 into 0
0.124 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.125 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.125 * [backup-simplify]: Simplify (- 0) into 0
0.125 * [backup-simplify]: Simplify (+ 0 0) into 0
0.126 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.126 * [backup-simplify]: Simplify 0 into 0
0.126 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 (/ 1 x))) (* -0.5 (pow (/ 1 (/ 1 x)) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.127 * [backup-simplify]: Simplify (* (/ 1 (- x)) (- 1.0 (* (/ 1 (- x)) 0.5))) into (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x))
0.127 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in (x) around 0
0.127 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.127 * [taylor]: Taking taylor expansion of -1 in x
0.127 * [backup-simplify]: Simplify -1 into -1
0.127 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.127 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.127 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.127 * [taylor]: Taking taylor expansion of 0.5 in x
0.127 * [backup-simplify]: Simplify 0.5 into 0.5
0.127 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.127 * [taylor]: Taking taylor expansion of x in x
0.127 * [backup-simplify]: Simplify 0 into 0
0.127 * [backup-simplify]: Simplify 1 into 1
0.127 * [backup-simplify]: Simplify (/ 1 1) into 1
0.127 * [taylor]: Taking taylor expansion of 1.0 in x
0.127 * [backup-simplify]: Simplify 1.0 into 1.0
0.127 * [taylor]: Taking taylor expansion of x in x
0.127 * [backup-simplify]: Simplify 0 into 0
0.127 * [backup-simplify]: Simplify 1 into 1
0.128 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.128 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.128 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.128 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.128 * [taylor]: Taking taylor expansion of -1 in x
0.128 * [backup-simplify]: Simplify -1 into -1
0.128 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.128 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.128 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.128 * [taylor]: Taking taylor expansion of 0.5 in x
0.128 * [backup-simplify]: Simplify 0.5 into 0.5
0.128 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.128 * [taylor]: Taking taylor expansion of x in x
0.128 * [backup-simplify]: Simplify 0 into 0
0.128 * [backup-simplify]: Simplify 1 into 1
0.129 * [backup-simplify]: Simplify (/ 1 1) into 1
0.129 * [taylor]: Taking taylor expansion of 1.0 in x
0.129 * [backup-simplify]: Simplify 1.0 into 1.0
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [backup-simplify]: Simplify 0 into 0
0.129 * [backup-simplify]: Simplify 1 into 1
0.129 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.129 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.130 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.130 * [backup-simplify]: Simplify (* -1 0.5) into -0.5
0.130 * [backup-simplify]: Simplify -0.5 into -0.5
0.130 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.131 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.131 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.132 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 0.5 (/ 0 1)))) into 1.0
0.133 * [backup-simplify]: Simplify (+ (* -1 1.0) (* 0 0.5)) into (- 1.0)
0.134 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.134 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.135 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.135 * [backup-simplify]: Simplify (+ 0 0) into 0
0.136 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.136 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 1.0) (* 0 0.5))) into 0
0.136 * [backup-simplify]: Simplify 0 into 0
0.137 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.138 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.138 * [backup-simplify]: Simplify (+ 0 0) into 0
0.139 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.139 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))) into 0
0.139 * [backup-simplify]: Simplify 0 into 0
0.140 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.141 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.141 * [backup-simplify]: Simplify (+ 0 0) into 0
0.142 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.142 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))) into 0
0.142 * [backup-simplify]: Simplify 0 into 0
0.143 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.144 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.144 * [backup-simplify]: Simplify (+ 0 0) into 0
0.145 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.146 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))) into 0
0.146 * [backup-simplify]: Simplify 0 into 0
0.146 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.147 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.148 * [backup-simplify]: Simplify (+ 0 0) into 0
0.148 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.149 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))))) into 0
0.150 * [backup-simplify]: Simplify 0 into 0
0.150 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.151 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.151 * [backup-simplify]: Simplify (+ 0 0) into 0
0.152 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.153 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))))) into 0
0.153 * [backup-simplify]: Simplify 0 into 0
0.154 * [backup-simplify]: Simplify (+ (* (- 1.0) (/ 1 (/ 1 (- x)))) (* -0.5 (pow (/ 1 (/ 1 (- x))) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.154 * * * [progress]: simplifying candidates
0.154 * [simplify]: Simplifying:
  (* x (- 1.0 (* x 0.5)))
  (+ (log x) (log (- 1.0 (* x 0.5))))
  (log (* x (- 1.0 (* x 0.5))))
  (exp (* x (- 1.0 (* x 0.5))))
  (* (* (* x x) x) (* (* (- 1.0 (* x 0.5)) (- 1.0 (* x 0.5))) (- 1.0 (* x 0.5))))
  (* (cbrt (* x (- 1.0 (* x 0.5)))) (cbrt (* x (- 1.0 (* x 0.5)))))
  (cbrt (* x (- 1.0 (* x 0.5))))
  (* (* (* x (- 1.0 (* x 0.5))) (* x (- 1.0 (* x 0.5)))) (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* x 1.0)
  (* x (- (* x 0.5)))
  (* x 1.0)
  (* x (- (* x 0.5)))
  (* 1.0 x)
  (* (- (* x 0.5)) x)
  (* 1.0 x)
  (* (- (* x 0.5)) x)
  (* x (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (* x 1)
  (* (cbrt x) (- 1.0 (* x 0.5)))
  (* (sqrt x) (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (* x (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
1.383 * * * [progress]: adding candidates to table
1.450 * * [progress]: iteration 2 / 4
1.450 * * * [progress]: picking best candidate
1.453 * * * * [pick]: Picked  #<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))>
1.453 * * * [progress]: localizing error
1.466 * * * [progress]: generating rewritten candidates
1.466 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.476 * * * [progress]: generating series expansions
1.476 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.476 * [backup-simplify]: Simplify (+ (* x 1.0) (* x (- (* x 0.5)))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.476 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* 0.5 (pow x 2))) in (x) around 0
1.476 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* 0.5 (pow x 2))) in x
1.476 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
1.476 * [taylor]: Taking taylor expansion of 1.0 in x
1.476 * [backup-simplify]: Simplify 1.0 into 1.0
1.476 * [taylor]: Taking taylor expansion of x in x
1.476 * [backup-simplify]: Simplify 0 into 0
1.476 * [backup-simplify]: Simplify 1 into 1
1.476 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
1.477 * [taylor]: Taking taylor expansion of 0.5 in x
1.477 * [backup-simplify]: Simplify 0.5 into 0.5
1.477 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.477 * [taylor]: Taking taylor expansion of x in x
1.477 * [backup-simplify]: Simplify 0 into 0
1.477 * [backup-simplify]: Simplify 1 into 1
1.477 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* 0.5 (pow x 2))) in x
1.477 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
1.477 * [taylor]: Taking taylor expansion of 1.0 in x
1.477 * [backup-simplify]: Simplify 1.0 into 1.0
1.477 * [taylor]: Taking taylor expansion of x in x
1.477 * [backup-simplify]: Simplify 0 into 0
1.477 * [backup-simplify]: Simplify 1 into 1
1.477 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
1.477 * [taylor]: Taking taylor expansion of 0.5 in x
1.477 * [backup-simplify]: Simplify 0.5 into 0.5
1.477 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.477 * [taylor]: Taking taylor expansion of x in x
1.477 * [backup-simplify]: Simplify 0 into 0
1.477 * [backup-simplify]: Simplify 1 into 1
1.477 * [backup-simplify]: Simplify (* 1.0 0) into 0
1.478 * [backup-simplify]: Simplify (+ 0 0) into 0
1.478 * [backup-simplify]: Simplify 0 into 0
1.478 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0
1.479 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
1.479 * [backup-simplify]: Simplify 1.0 into 1.0
1.479 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 1) (* 0 0))) into 0
1.480 * [backup-simplify]: Simplify (* 1 1) into 1
1.480 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.480 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.481 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
1.481 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.482 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
1.482 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.482 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.483 * [backup-simplify]: Simplify (- 0) into 0
1.483 * [backup-simplify]: Simplify (+ 0 0) into 0
1.483 * [backup-simplify]: Simplify 0 into 0
1.484 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
1.484 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.485 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.485 * [backup-simplify]: Simplify (- 0) into 0
1.485 * [backup-simplify]: Simplify (+ 0 0) into 0
1.485 * [backup-simplify]: Simplify 0 into 0
1.486 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
1.487 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.487 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.487 * [backup-simplify]: Simplify (- 0) into 0
1.488 * [backup-simplify]: Simplify (+ 0 0) into 0
1.488 * [backup-simplify]: Simplify 0 into 0
1.489 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
1.489 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.490 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.490 * [backup-simplify]: Simplify (- 0) into 0
1.491 * [backup-simplify]: Simplify (+ 0 0) into 0
1.491 * [backup-simplify]: Simplify 0 into 0
1.492 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))))) into 0
1.492 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.493 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.494 * [backup-simplify]: Simplify (- 0) into 0
1.494 * [backup-simplify]: Simplify (+ 0 0) into 0
1.494 * [backup-simplify]: Simplify 0 into 0
1.495 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))))) into 0
1.496 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.497 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.497 * [backup-simplify]: Simplify (- 0) into 0
1.497 * [backup-simplify]: Simplify (+ 0 0) into 0
1.497 * [backup-simplify]: Simplify 0 into 0
1.503 * [backup-simplify]: Simplify (+ (* (- 0.5) (pow x 2)) (* 1.0 x)) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.503 * [backup-simplify]: Simplify (+ (* (/ 1 x) 1.0) (* (/ 1 x) (- (* (/ 1 x) 0.5)))) into (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2))))
1.503 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))) in (x) around 0
1.503 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))) in x
1.504 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.504 * [taylor]: Taking taylor expansion of 1.0 in x
1.504 * [backup-simplify]: Simplify 1.0 into 1.0
1.504 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.504 * [taylor]: Taking taylor expansion of x in x
1.504 * [backup-simplify]: Simplify 0 into 0
1.504 * [backup-simplify]: Simplify 1 into 1
1.504 * [backup-simplify]: Simplify (/ 1 1) into 1
1.504 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.504 * [taylor]: Taking taylor expansion of 0.5 in x
1.504 * [backup-simplify]: Simplify 0.5 into 0.5
1.504 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.504 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.505 * [taylor]: Taking taylor expansion of x in x
1.505 * [backup-simplify]: Simplify 0 into 0
1.505 * [backup-simplify]: Simplify 1 into 1
1.505 * [backup-simplify]: Simplify (* 1 1) into 1
1.505 * [backup-simplify]: Simplify (/ 1 1) into 1
1.505 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))) in x
1.505 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.505 * [taylor]: Taking taylor expansion of 1.0 in x
1.505 * [backup-simplify]: Simplify 1.0 into 1.0
1.505 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.506 * [taylor]: Taking taylor expansion of x in x
1.506 * [backup-simplify]: Simplify 0 into 0
1.506 * [backup-simplify]: Simplify 1 into 1
1.506 * [backup-simplify]: Simplify (/ 1 1) into 1
1.506 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.506 * [taylor]: Taking taylor expansion of 0.5 in x
1.506 * [backup-simplify]: Simplify 0.5 into 0.5
1.506 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.506 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.506 * [taylor]: Taking taylor expansion of x in x
1.506 * [backup-simplify]: Simplify 0 into 0
1.506 * [backup-simplify]: Simplify 1 into 1
1.507 * [backup-simplify]: Simplify (* 1 1) into 1
1.507 * [backup-simplify]: Simplify (/ 1 1) into 1
1.508 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.508 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.509 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
1.509 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.510 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
1.511 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.511 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.512 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.513 * [backup-simplify]: Simplify (- 0) into 0
1.513 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
1.513 * [backup-simplify]: Simplify 1.0 into 1.0
1.514 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.515 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
1.516 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.517 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.518 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.518 * [backup-simplify]: Simplify (- 0) into 0
1.518 * [backup-simplify]: Simplify (+ 0 0) into 0
1.518 * [backup-simplify]: Simplify 0 into 0
1.519 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.520 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
1.521 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.522 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.523 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.524 * [backup-simplify]: Simplify (- 0) into 0
1.524 * [backup-simplify]: Simplify (+ 0 0) into 0
1.524 * [backup-simplify]: Simplify 0 into 0
1.525 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.526 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.527 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.528 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.530 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.530 * [backup-simplify]: Simplify (- 0) into 0
1.530 * [backup-simplify]: Simplify (+ 0 0) into 0
1.531 * [backup-simplify]: Simplify 0 into 0
1.532 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.533 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.534 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.536 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.537 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.538 * [backup-simplify]: Simplify (- 0) into 0
1.538 * [backup-simplify]: Simplify (+ 0 0) into 0
1.538 * [backup-simplify]: Simplify 0 into 0
1.539 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.541 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.542 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.543 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.545 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.546 * [backup-simplify]: Simplify (- 0) into 0
1.546 * [backup-simplify]: Simplify (+ 0 0) into 0
1.546 * [backup-simplify]: Simplify 0 into 0
1.547 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.549 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.551 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.552 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.554 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.554 * [backup-simplify]: Simplify (- 0) into 0
1.555 * [backup-simplify]: Simplify (+ 0 0) into 0
1.555 * [backup-simplify]: Simplify 0 into 0
1.556 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 (/ 1 x))) (* (- 0.5) (pow (/ 1 (/ 1 x)) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.556 * [backup-simplify]: Simplify (+ (* (/ 1 (- x)) 1.0) (* (/ 1 (- x)) (- (* (/ 1 (- x)) 0.5)))) into (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))))
1.556 * [approximate]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x)))) in (x) around 0
1.556 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x)))) in x
1.556 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))) in x
1.556 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.556 * [taylor]: Taking taylor expansion of 0.5 in x
1.556 * [backup-simplify]: Simplify 0.5 into 0.5
1.556 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.556 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.556 * [taylor]: Taking taylor expansion of x in x
1.557 * [backup-simplify]: Simplify 0 into 0
1.557 * [backup-simplify]: Simplify 1 into 1
1.557 * [backup-simplify]: Simplify (* 1 1) into 1
1.558 * [backup-simplify]: Simplify (/ 1 1) into 1
1.558 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.558 * [taylor]: Taking taylor expansion of 1.0 in x
1.558 * [backup-simplify]: Simplify 1.0 into 1.0
1.558 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.558 * [taylor]: Taking taylor expansion of x in x
1.558 * [backup-simplify]: Simplify 0 into 0
1.558 * [backup-simplify]: Simplify 1 into 1
1.558 * [backup-simplify]: Simplify (/ 1 1) into 1
1.559 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x)))) in x
1.559 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))) in x
1.559 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.559 * [taylor]: Taking taylor expansion of 0.5 in x
1.559 * [backup-simplify]: Simplify 0.5 into 0.5
1.559 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.559 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.559 * [taylor]: Taking taylor expansion of x in x
1.559 * [backup-simplify]: Simplify 0 into 0
1.559 * [backup-simplify]: Simplify 1 into 1
1.559 * [backup-simplify]: Simplify (* 1 1) into 1
1.560 * [backup-simplify]: Simplify (/ 1 1) into 1
1.560 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.560 * [taylor]: Taking taylor expansion of 1.0 in x
1.560 * [backup-simplify]: Simplify 1.0 into 1.0
1.560 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.560 * [taylor]: Taking taylor expansion of x in x
1.560 * [backup-simplify]: Simplify 0 into 0
1.560 * [backup-simplify]: Simplify 1 into 1
1.560 * [backup-simplify]: Simplify (/ 1 1) into 1
1.561 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.561 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
1.562 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.562 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.563 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.564 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.564 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.565 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
1.565 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
1.566 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
1.566 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
1.567 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.568 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.569 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.570 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.570 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
1.571 * [backup-simplify]: Simplify (+ 0 0) into 0
1.571 * [backup-simplify]: Simplify (- 0) into 0
1.571 * [backup-simplify]: Simplify 0 into 0
1.572 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.573 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.574 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.575 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.576 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
1.576 * [backup-simplify]: Simplify (+ 0 0) into 0
1.577 * [backup-simplify]: Simplify (- 0) into 0
1.577 * [backup-simplify]: Simplify 0 into 0
1.578 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.579 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.580 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.581 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.582 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.583 * [backup-simplify]: Simplify (+ 0 0) into 0
1.583 * [backup-simplify]: Simplify (- 0) into 0
1.583 * [backup-simplify]: Simplify 0 into 0
1.585 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.586 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.587 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.588 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.589 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.590 * [backup-simplify]: Simplify (+ 0 0) into 0
1.590 * [backup-simplify]: Simplify (- 0) into 0
1.590 * [backup-simplify]: Simplify 0 into 0
1.592 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.593 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.594 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.595 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.597 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.597 * [backup-simplify]: Simplify (+ 0 0) into 0
1.597 * [backup-simplify]: Simplify (- 0) into 0
1.597 * [backup-simplify]: Simplify 0 into 0
1.599 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.600 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.602 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.603 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.605 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.605 * [backup-simplify]: Simplify (+ 0 0) into 0
1.605 * [backup-simplify]: Simplify (- 0) into 0
1.605 * [backup-simplify]: Simplify 0 into 0
1.606 * [backup-simplify]: Simplify (+ (* (- 1.0) (/ 1 (/ 1 (- x)))) (* (- 0.5) (pow (/ 1 (/ 1 (- x))) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.607 * * * [progress]: simplifying candidates
1.607 * [simplify]: Simplifying:
  (* (exp (* x 1.0)) (exp (* x (- (* x 0.5)))))
  (log (+ (* x 1.0) (* x (- (* x 0.5)))))
  (exp (+ (* x 1.0) (* x (- (* x 0.5)))))
  (* (cbrt (+ (* x 1.0) (* x (- (* x 0.5))))) (cbrt (+ (* x 1.0) (* x (- (* x 0.5))))))
  (cbrt (+ (* x 1.0) (* x (- (* x 0.5)))))
  (* (* (+ (* x 1.0) (* x (- (* x 0.5)))) (+ (* x 1.0) (* x (- (* x 0.5))))) (+ (* x 1.0) (* x (- (* x 0.5)))))
  (sqrt (+ (* x 1.0) (* x (- (* x 0.5)))))
  (sqrt (+ (* x 1.0) (* x (- (* x 0.5)))))
  (+ (pow (* x 1.0) 3) (pow (* x (- (* x 0.5))) 3))
  (+ (* (* x 1.0) (* x 1.0)) (- (* (* x (- (* x 0.5))) (* x (- (* x 0.5)))) (* (* x 1.0) (* x (- (* x 0.5))))))
  (- (* (* x 1.0) (* x 1.0)) (* (* x (- (* x 0.5))) (* x (- (* x 0.5)))))
  (- (* x 1.0) (* x (- (* x 0.5))))
  (+ 1.0 (- (* x 0.5)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
3.535 * * * [progress]: adding candidates to table
3.581 * [progress]: [Phase 3 of 3] Extracting.
3.581 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))> #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>)
3.581 * * * [regime-changes]: Trying 2 branch expressions: ((* x (- 1.0 (* x 0.5))) x)
3.581 * * * * [regimes]: Trying to branch on (* x (- 1.0 (* x 0.5))) from (#<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))> #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>)
3.597 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))> #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>)
3.612 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
3.612 * [simplify]: Simplifying:
  (* x (- 1.0 (* x 0.5)))
4.310 * [regime-testing]: Baseline error score: 0.012001500187523441
4.312 * [regime-testing]: Oracle error score: 0.0007500937617202151
4.317 * [regime-testing]: End program error score: 0.012001500187523441