24.101 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.016 * * * [progress]: [2/2] Setting up program.
0.019 * [progress]: [Phase 2 of 3] Improving.
0.019 * [simplify]: Simplifying:
  (* x (- 1.0 (* x 0.5)))
0.019 * * [simplify]: iteration 0: 6 enodes
0.020 * * [simplify]: iteration 1: 10 enodes
0.022 * * [simplify]: iteration 2: 23 enodes
0.026 * * [simplify]: iteration 3: 38 enodes
0.032 * * [simplify]: iteration 4: 44 enodes
0.038 * * [simplify]: iteration complete: 44 enodes
0.038 * * [simplify]: Extracting #0: cost 1 inf + 0
0.038 * * [simplify]: Extracting #1: cost 6 inf + 0
0.038 * * [simplify]: Extracting #2: cost 13 inf + 1
0.038 * * [simplify]: Extracting #3: cost 7 inf + 168
0.038 * * [simplify]: Extracting #4: cost 0 inf + 783
0.039 * [simplify]: Simplified to:
  (* (- 1.0 (* x 0.5)) x)
0.039 * * [progress]: iteration 1 / 4
0.039 * * * [progress]: picking best candidate
0.042 * * * * [pick]: Picked  #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>
0.042 * * * [progress]: localizing error
0.048 * * * [progress]: generating rewritten candidates
0.048 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.063 * * * [progress]: generating series expansions
0.063 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.063 * [backup-simplify]: Simplify (* x (- 1.0 (* x 0.5))) into (* x (- 1.0 (* 0.5 x)))
0.063 * [approximate]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in (x) around 0
0.063 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 1 into 1
0.063 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.063 * [taylor]: Taking taylor expansion of 1.0 in x
0.063 * [backup-simplify]: Simplify 1.0 into 1.0
0.063 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.063 * [taylor]: Taking taylor expansion of 0.5 in x
0.063 * [backup-simplify]: Simplify 0.5 into 0.5
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 1 into 1
0.063 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 1 into 1
0.063 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.063 * [taylor]: Taking taylor expansion of 1.0 in x
0.063 * [backup-simplify]: Simplify 1.0 into 1.0
0.063 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.063 * [taylor]: Taking taylor expansion of 0.5 in x
0.063 * [backup-simplify]: Simplify 0.5 into 0.5
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 1 into 1
0.064 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.064 * [backup-simplify]: Simplify (- 0) into 0
0.064 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.065 * [backup-simplify]: Simplify (* 0 1.0) into 0
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.066 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.066 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.067 * [backup-simplify]: Simplify (+ (* 0 (- 0.5)) (* 1 1.0)) into 1.0
0.067 * [backup-simplify]: Simplify 1.0 into 1.0
0.068 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.068 * [backup-simplify]: Simplify (- 0) into 0
0.068 * [backup-simplify]: Simplify (+ 0 0) into 0
0.071 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 (- 0.5)) (* 0 1.0))) into (- 0.5)
0.071 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.071 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.072 * [backup-simplify]: Simplify (- 0) into 0
0.072 * [backup-simplify]: Simplify (+ 0 0) into 0
0.073 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (- 0.5)) (* 0 1.0)))) into 0
0.073 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.074 * [backup-simplify]: Simplify (- 0) into 0
0.074 * [backup-simplify]: Simplify (+ 0 0) into 0
0.075 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))) into 0
0.075 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
0.076 * [backup-simplify]: Simplify (- 0) into 0
0.076 * [backup-simplify]: Simplify (+ 0 0) into 0
0.077 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))) into 0
0.077 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
0.078 * [backup-simplify]: Simplify (- 0) into 0
0.079 * [backup-simplify]: Simplify (+ 0 0) into 0
0.080 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))))) into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))))) into 0
0.081 * [backup-simplify]: Simplify (- 0) into 0
0.081 * [backup-simplify]: Simplify (+ 0 0) into 0
0.083 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))))) into 0
0.083 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))))) into 0
0.084 * [backup-simplify]: Simplify (- 0) into 0
0.084 * [backup-simplify]: Simplify (+ 0 0) into 0
0.085 * [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
0.086 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify (+ (* (- 0.5) (pow x 2)) (* 1.0 x)) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.089 * [backup-simplify]: Simplify (* (/ 1 x) (- 1.0 (* (/ 1 x) 0.5))) into (/ (- 1.0 (* 0.5 (/ 1 x))) x)
0.089 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in (x) around 0
0.089 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.089 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [backup-simplify]: Simplify 1.0 into 1.0
0.089 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.089 * [taylor]: Taking taylor expansion of 0.5 in x
0.090 * [backup-simplify]: Simplify 0.5 into 0.5
0.090 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.090 * [taylor]: Taking taylor expansion of x in x
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify 1 into 1
0.090 * [backup-simplify]: Simplify (/ 1 1) into 1
0.090 * [taylor]: Taking taylor expansion of x in x
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify 1 into 1
0.090 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.091 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.091 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.092 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.092 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.092 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.092 * [taylor]: Taking taylor expansion of 1.0 in x
0.092 * [backup-simplify]: Simplify 1.0 into 1.0
0.092 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.092 * [taylor]: Taking taylor expansion of 0.5 in x
0.092 * [backup-simplify]: Simplify 0.5 into 0.5
0.092 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.092 * [taylor]: Taking taylor expansion of x in x
0.092 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify 1 into 1
0.092 * [backup-simplify]: Simplify (/ 1 1) into 1
0.092 * [taylor]: Taking taylor expansion of x in x
0.092 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify 1 into 1
0.093 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.093 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.093 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.094 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.094 * [backup-simplify]: Simplify -0.5 into -0.5
0.095 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.095 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.095 * [backup-simplify]: Simplify (- 0) into 0
0.095 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.097 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* -0.5 (/ 0 1)))) into 1.0
0.097 * [backup-simplify]: Simplify 1.0 into 1.0
0.097 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.098 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.098 * [backup-simplify]: Simplify (- 0) into 0
0.098 * [backup-simplify]: Simplify (+ 0 0) into 0
0.099 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.099 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.100 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.100 * [backup-simplify]: Simplify (- 0) into 0
0.101 * [backup-simplify]: Simplify (+ 0 0) into 0
0.101 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.101 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.103 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.103 * [backup-simplify]: Simplify (- 0) into 0
0.103 * [backup-simplify]: Simplify (+ 0 0) into 0
0.104 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.104 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.105 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.105 * [backup-simplify]: Simplify (- 0) into 0
0.106 * [backup-simplify]: Simplify (+ 0 0) into 0
0.106 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.106 * [backup-simplify]: Simplify 0 into 0
0.107 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.108 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.108 * [backup-simplify]: Simplify (- 0) into 0
0.108 * [backup-simplify]: Simplify (+ 0 0) into 0
0.109 * [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
0.109 * [backup-simplify]: Simplify 0 into 0
0.110 * [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
0.111 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.111 * [backup-simplify]: Simplify (- 0) into 0
0.111 * [backup-simplify]: Simplify (+ 0 0) into 0
0.112 * [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
0.112 * [backup-simplify]: Simplify 0 into 0
0.112 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 (/ 1 x))) (* -0.5 (pow (/ 1 (/ 1 x)) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.112 * [backup-simplify]: Simplify (* (/ 1 (- x)) (- 1.0 (* (/ 1 (- x)) 0.5))) into (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x))
0.112 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in (x) around 0
0.112 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.112 * [taylor]: Taking taylor expansion of -1 in x
0.112 * [backup-simplify]: Simplify -1 into -1
0.112 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.113 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.113 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.113 * [taylor]: Taking taylor expansion of 0.5 in x
0.113 * [backup-simplify]: Simplify 0.5 into 0.5
0.113 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.113 * [taylor]: Taking taylor expansion of x in x
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify 1 into 1
0.113 * [backup-simplify]: Simplify (/ 1 1) into 1
0.113 * [taylor]: Taking taylor expansion of 1.0 in x
0.113 * [backup-simplify]: Simplify 1.0 into 1.0
0.113 * [taylor]: Taking taylor expansion of x in x
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify 1 into 1
0.113 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.114 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.114 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.114 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.114 * [taylor]: Taking taylor expansion of -1 in x
0.114 * [backup-simplify]: Simplify -1 into -1
0.114 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.114 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.114 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.114 * [taylor]: Taking taylor expansion of 0.5 in x
0.114 * [backup-simplify]: Simplify 0.5 into 0.5
0.114 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify 1 into 1
0.114 * [backup-simplify]: Simplify (/ 1 1) into 1
0.114 * [taylor]: Taking taylor expansion of 1.0 in x
0.114 * [backup-simplify]: Simplify 1.0 into 1.0
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify 1 into 1
0.115 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.115 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.115 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.116 * [backup-simplify]: Simplify (* -1 0.5) into -0.5
0.116 * [backup-simplify]: Simplify -0.5 into -0.5
0.116 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.116 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.117 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.118 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 0.5 (/ 0 1)))) into 1.0
0.119 * [backup-simplify]: Simplify (+ (* -1 1.0) (* 0 0.5)) into (- 1.0)
0.119 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.120 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.120 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.121 * [backup-simplify]: Simplify (+ 0 0) into 0
0.121 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.122 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 1.0) (* 0 0.5))) into 0
0.122 * [backup-simplify]: Simplify 0 into 0
0.122 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.123 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.123 * [backup-simplify]: Simplify (+ 0 0) into 0
0.124 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.125 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))) into 0
0.125 * [backup-simplify]: Simplify 0 into 0
0.125 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.126 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.126 * [backup-simplify]: Simplify (+ 0 0) into 0
0.127 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.128 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))) into 0
0.128 * [backup-simplify]: Simplify 0 into 0
0.128 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.129 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.129 * [backup-simplify]: Simplify (+ 0 0) into 0
0.130 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.131 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))) into 0
0.131 * [backup-simplify]: Simplify 0 into 0
0.132 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.133 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.133 * [backup-simplify]: Simplify (+ 0 0) into 0
0.133 * [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
0.135 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))))) into 0
0.135 * [backup-simplify]: Simplify 0 into 0
0.135 * [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
0.136 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.136 * [backup-simplify]: Simplify (+ 0 0) into 0
0.137 * [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
0.138 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))))) into 0
0.138 * [backup-simplify]: Simplify 0 into 0
0.139 * [backup-simplify]: Simplify (+ (* (- 1.0) (/ 1 (/ 1 (- x)))) (* -0.5 (pow (/ 1 (/ 1 (- x))) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.139 * * * [progress]: simplifying candidates
0.139 * [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)))
0.140 * * [simplify]: iteration 0: 51 enodes
0.153 * * [simplify]: iteration 1: 132 enodes
0.188 * * [simplify]: iteration 2: 416 enodes
0.457 * * [simplify]: iteration 3: 1827 enodes
1.294 * * [simplify]: iteration complete: 5010 enodes
1.294 * * [simplify]: Extracting #0: cost 17 inf + 0
1.295 * * [simplify]: Extracting #1: cost 228 inf + 1
1.301 * * [simplify]: Extracting #2: cost 860 inf + 10659
1.330 * * [simplify]: Extracting #3: cost 1143 inf + 99514
1.405 * * [simplify]: Extracting #4: cost 337 inf + 305628
1.476 * * [simplify]: Extracting #5: cost 24 inf + 368865
1.546 * * [simplify]: Extracting #6: cost 24 inf + 371988
1.615 * * [simplify]: Extracting #7: cost 5 inf + 374427
1.704 * * [simplify]: Extracting #8: cost 0 inf + 375774
1.823 * [simplify]: Simplified to:
  (* (- 1.0 (* x 0.5)) x)
  (log (* (- 1.0 (* x 0.5)) x))
  (log (* (- 1.0 (* x 0.5)) x))
  (exp (* (- 1.0 (* x 0.5)) x))
  (* (* (- 1.0 (* x 0.5)) x) (* (* (- 1.0 (* x 0.5)) x) (* (- 1.0 (* x 0.5)) x)))
  (* (cbrt (* (- 1.0 (* x 0.5)) x)) (cbrt (* (- 1.0 (* x 0.5)) x)))
  (cbrt (* (- 1.0 (* x 0.5)) x))
  (* (* (- 1.0 (* x 0.5)) x) (* (* (- 1.0 (* x 0.5)) x) (* (- 1.0 (* x 0.5)) x)))
  (sqrt (* (- 1.0 (* x 0.5)) x))
  (sqrt (* (- 1.0 (* x 0.5)) x))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* x 1.0)
  (* 0.5 (* (- x) x))
  (* x 1.0)
  (* 0.5 (* (- x) x))
  (* x 1.0)
  (* 0.5 (* (- x) x))
  (* x 1.0)
  (* 0.5 (* (- x) x))
  (* x (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  x
  (* (cbrt x) (- 1.0 (* x 0.5)))
  (* (sqrt x) (- 1.0 (* x 0.5)))
  (* (- 1.0 (* x 0.5)) x)
  (* x (- (* 1.0 (* 1.0 1.0)) (* (* 0.5 x) (* (* 0.5 x) (* 0.5 x)))))
  (* (* (- 1.0 (* x 0.5)) x) (+ 1.0 (* x 0.5)))
  (* (- 1.0 (* x 0.5)) x)
  (* (- 1.0 (* x 0.5)) x)
  (* (- 1.0 (* x 0.5)) x)
1.825 * * * [progress]: adding candidates to table
1.911 * * [progress]: iteration 2 / 4
1.911 * * * [progress]: picking best candidate
1.916 * * * * [pick]: Picked  #<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))>
1.917 * * * [progress]: localizing error
1.936 * * * [progress]: generating rewritten candidates
1.936 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.943 * * * [progress]: generating series expansions
1.943 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.943 * [backup-simplify]: Simplify (+ (* x 1.0) (* x (- (* x 0.5)))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.943 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* 0.5 (pow x 2))) in (x) around 0
1.943 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* 0.5 (pow x 2))) in x
1.943 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
1.943 * [taylor]: Taking taylor expansion of 1.0 in x
1.943 * [backup-simplify]: Simplify 1.0 into 1.0
1.943 * [taylor]: Taking taylor expansion of x in x
1.943 * [backup-simplify]: Simplify 0 into 0
1.943 * [backup-simplify]: Simplify 1 into 1
1.944 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
1.944 * [taylor]: Taking taylor expansion of 0.5 in x
1.944 * [backup-simplify]: Simplify 0.5 into 0.5
1.944 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.944 * [taylor]: Taking taylor expansion of x in x
1.944 * [backup-simplify]: Simplify 0 into 0
1.944 * [backup-simplify]: Simplify 1 into 1
1.944 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* 0.5 (pow x 2))) in x
1.944 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
1.944 * [taylor]: Taking taylor expansion of 1.0 in x
1.944 * [backup-simplify]: Simplify 1.0 into 1.0
1.944 * [taylor]: Taking taylor expansion of x in x
1.944 * [backup-simplify]: Simplify 0 into 0
1.944 * [backup-simplify]: Simplify 1 into 1
1.944 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
1.944 * [taylor]: Taking taylor expansion of 0.5 in x
1.944 * [backup-simplify]: Simplify 0.5 into 0.5
1.944 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.944 * [taylor]: Taking taylor expansion of x in x
1.944 * [backup-simplify]: Simplify 0 into 0
1.944 * [backup-simplify]: Simplify 1 into 1
1.944 * [backup-simplify]: Simplify (* 1.0 0) into 0
1.945 * [backup-simplify]: Simplify (+ 0 0) into 0
1.945 * [backup-simplify]: Simplify 0 into 0
1.946 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0
1.946 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
1.946 * [backup-simplify]: Simplify 1.0 into 1.0
1.946 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 1) (* 0 0))) into 0
1.947 * [backup-simplify]: Simplify (* 1 1) into 1
1.947 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.947 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.948 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
1.948 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.949 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
1.949 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.949 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.950 * [backup-simplify]: Simplify (- 0) into 0
1.950 * [backup-simplify]: Simplify (+ 0 0) into 0
1.950 * [backup-simplify]: Simplify 0 into 0
1.951 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
1.951 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.952 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.952 * [backup-simplify]: Simplify (- 0) into 0
1.952 * [backup-simplify]: Simplify (+ 0 0) into 0
1.952 * [backup-simplify]: Simplify 0 into 0
1.953 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
1.954 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.954 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.955 * [backup-simplify]: Simplify (- 0) into 0
1.955 * [backup-simplify]: Simplify (+ 0 0) into 0
1.955 * [backup-simplify]: Simplify 0 into 0
1.956 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
1.956 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.957 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.957 * [backup-simplify]: Simplify (- 0) into 0
1.958 * [backup-simplify]: Simplify (+ 0 0) into 0
1.958 * [backup-simplify]: Simplify 0 into 0
1.959 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))))) into 0
1.959 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.960 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.960 * [backup-simplify]: Simplify (- 0) into 0
1.961 * [backup-simplify]: Simplify (+ 0 0) into 0
1.961 * [backup-simplify]: Simplify 0 into 0
1.962 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))))) into 0
1.963 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.964 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.964 * [backup-simplify]: Simplify (- 0) into 0
1.964 * [backup-simplify]: Simplify (+ 0 0) into 0
1.964 * [backup-simplify]: Simplify 0 into 0
1.964 * [backup-simplify]: Simplify (+ (* (- 0.5) (pow x 2)) (* 1.0 x)) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.965 * [backup-simplify]: Simplify (+ (* (/ 1 x) 1.0) (* (/ 1 x) (- (* (/ 1 x) 0.5)))) into (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2))))
1.965 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))) in (x) around 0
1.965 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))) in x
1.965 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.965 * [taylor]: Taking taylor expansion of 1.0 in x
1.965 * [backup-simplify]: Simplify 1.0 into 1.0
1.965 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.965 * [taylor]: Taking taylor expansion of x in x
1.965 * [backup-simplify]: Simplify 0 into 0
1.965 * [backup-simplify]: Simplify 1 into 1
1.965 * [backup-simplify]: Simplify (/ 1 1) into 1
1.965 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.965 * [taylor]: Taking taylor expansion of 0.5 in x
1.965 * [backup-simplify]: Simplify 0.5 into 0.5
1.965 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.965 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.965 * [taylor]: Taking taylor expansion of x in x
1.965 * [backup-simplify]: Simplify 0 into 0
1.965 * [backup-simplify]: Simplify 1 into 1
1.965 * [backup-simplify]: Simplify (* 1 1) into 1
1.966 * [backup-simplify]: Simplify (/ 1 1) into 1
1.966 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))) in x
1.966 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.966 * [taylor]: Taking taylor expansion of 1.0 in x
1.966 * [backup-simplify]: Simplify 1.0 into 1.0
1.966 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.966 * [taylor]: Taking taylor expansion of x in x
1.966 * [backup-simplify]: Simplify 0 into 0
1.966 * [backup-simplify]: Simplify 1 into 1
1.966 * [backup-simplify]: Simplify (/ 1 1) into 1
1.966 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.966 * [taylor]: Taking taylor expansion of 0.5 in x
1.966 * [backup-simplify]: Simplify 0.5 into 0.5
1.966 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.966 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.966 * [taylor]: Taking taylor expansion of x in x
1.966 * [backup-simplify]: Simplify 0 into 0
1.966 * [backup-simplify]: Simplify 1 into 1
1.967 * [backup-simplify]: Simplify (* 1 1) into 1
1.967 * [backup-simplify]: Simplify (/ 1 1) into 1
1.967 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.967 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.968 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
1.968 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.969 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
1.969 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.969 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.970 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.970 * [backup-simplify]: Simplify (- 0) into 0
1.970 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
1.970 * [backup-simplify]: Simplify 1.0 into 1.0
1.971 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.971 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
1.972 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.972 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.973 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.973 * [backup-simplify]: Simplify (- 0) into 0
1.974 * [backup-simplify]: Simplify (+ 0 0) into 0
1.974 * [backup-simplify]: Simplify 0 into 0
1.974 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.975 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
1.975 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.976 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.977 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.977 * [backup-simplify]: Simplify (- 0) into 0
1.977 * [backup-simplify]: Simplify (+ 0 0) into 0
1.977 * [backup-simplify]: Simplify 0 into 0
1.978 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.978 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.979 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.979 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.980 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.980 * [backup-simplify]: Simplify (- 0) into 0
1.981 * [backup-simplify]: Simplify (+ 0 0) into 0
1.981 * [backup-simplify]: Simplify 0 into 0
1.981 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.982 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.983 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.983 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.984 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.984 * [backup-simplify]: Simplify (- 0) into 0
1.984 * [backup-simplify]: Simplify (+ 0 0) into 0
1.984 * [backup-simplify]: Simplify 0 into 0
1.985 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.986 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.987 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.987 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.988 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.989 * [backup-simplify]: Simplify (- 0) into 0
1.989 * [backup-simplify]: Simplify (+ 0 0) into 0
1.989 * [backup-simplify]: Simplify 0 into 0
1.990 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.992 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.993 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.994 * [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
1.996 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.996 * [backup-simplify]: Simplify (- 0) into 0
1.996 * [backup-simplify]: Simplify (+ 0 0) into 0
1.996 * [backup-simplify]: Simplify 0 into 0
1.997 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 (/ 1 x))) (* (- 0.5) (pow (/ 1 (/ 1 x)) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.997 * [backup-simplify]: Simplify (+ (* (/ 1 (- x)) 1.0) (* (/ 1 (- x)) (- (* (/ 1 (- x)) 0.5)))) into (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))))
1.997 * [approximate]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x)))) in (x) around 0
1.997 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x)))) in x
1.997 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))) in x
1.997 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.997 * [taylor]: Taking taylor expansion of 0.5 in x
1.997 * [backup-simplify]: Simplify 0.5 into 0.5
1.997 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.997 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.997 * [taylor]: Taking taylor expansion of x in x
1.997 * [backup-simplify]: Simplify 0 into 0
1.997 * [backup-simplify]: Simplify 1 into 1
1.998 * [backup-simplify]: Simplify (* 1 1) into 1
1.998 * [backup-simplify]: Simplify (/ 1 1) into 1
1.998 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.998 * [taylor]: Taking taylor expansion of 1.0 in x
1.998 * [backup-simplify]: Simplify 1.0 into 1.0
1.998 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.998 * [taylor]: Taking taylor expansion of x in x
1.998 * [backup-simplify]: Simplify 0 into 0
1.998 * [backup-simplify]: Simplify 1 into 1
1.998 * [backup-simplify]: Simplify (/ 1 1) into 1
1.998 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x)))) in x
1.998 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))) in x
1.998 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.998 * [taylor]: Taking taylor expansion of 0.5 in x
1.998 * [backup-simplify]: Simplify 0.5 into 0.5
1.998 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.998 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.998 * [taylor]: Taking taylor expansion of x in x
1.998 * [backup-simplify]: Simplify 0 into 0
1.998 * [backup-simplify]: Simplify 1 into 1
1.999 * [backup-simplify]: Simplify (* 1 1) into 1
1.999 * [backup-simplify]: Simplify (/ 1 1) into 1
1.999 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.999 * [taylor]: Taking taylor expansion of 1.0 in x
1.999 * [backup-simplify]: Simplify 1.0 into 1.0
1.999 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.999 * [taylor]: Taking taylor expansion of x in x
1.999 * [backup-simplify]: Simplify 0 into 0
1.999 * [backup-simplify]: Simplify 1 into 1
1.999 * [backup-simplify]: Simplify (/ 1 1) into 1
2.000 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
2.000 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
2.000 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
2.000 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
2.001 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.001 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.002 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
2.002 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
2.002 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
2.003 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
2.003 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
2.003 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.004 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.004 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
2.005 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.005 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
2.005 * [backup-simplify]: Simplify (+ 0 0) into 0
2.006 * [backup-simplify]: Simplify (- 0) into 0
2.006 * [backup-simplify]: Simplify 0 into 0
2.006 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.007 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.008 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.008 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.009 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
2.009 * [backup-simplify]: Simplify (+ 0 0) into 0
2.009 * [backup-simplify]: Simplify (- 0) into 0
2.009 * [backup-simplify]: Simplify 0 into 0
2.010 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.010 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.011 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.012 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.012 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.013 * [backup-simplify]: Simplify (+ 0 0) into 0
2.013 * [backup-simplify]: Simplify (- 0) into 0
2.013 * [backup-simplify]: Simplify 0 into 0
2.014 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.014 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.015 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.015 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.016 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.016 * [backup-simplify]: Simplify (+ 0 0) into 0
2.017 * [backup-simplify]: Simplify (- 0) into 0
2.017 * [backup-simplify]: Simplify 0 into 0
2.017 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.018 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.019 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.021 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.022 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.022 * [backup-simplify]: Simplify (+ 0 0) into 0
2.022 * [backup-simplify]: Simplify (- 0) into 0
2.022 * [backup-simplify]: Simplify 0 into 0
2.023 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
2.024 * [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
2.025 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
2.025 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.026 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.027 * [backup-simplify]: Simplify (+ 0 0) into 0
2.027 * [backup-simplify]: Simplify (- 0) into 0
2.027 * [backup-simplify]: Simplify 0 into 0
2.028 * [backup-simplify]: Simplify (+ (* (- 1.0) (/ 1 (/ 1 (- x)))) (* (- 0.5) (pow (/ 1 (/ 1 (- x))) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
2.028 * * * [progress]: simplifying candidates
2.028 * [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)))
2.029 * * [simplify]: iteration 0: 35 enodes
2.045 * * [simplify]: iteration 1: 118 enodes
2.117 * * [simplify]: iteration 2: 461 enodes
2.553 * * [simplify]: iteration 3: 2346 enodes
4.088 * * [simplify]: iteration complete: 5011 enodes
4.088 * * [simplify]: Extracting #0: cost 12 inf + 0
4.088 * * [simplify]: Extracting #1: cost 126 inf + 0
4.090 * * [simplify]: Extracting #2: cost 827 inf + 1507
4.101 * * [simplify]: Extracting #3: cost 1152 inf + 28791
4.136 * * [simplify]: Extracting #4: cost 438 inf + 183697
4.218 * * [simplify]: Extracting #5: cost 84 inf + 294663
4.294 * * [simplify]: Extracting #6: cost 18 inf + 310390
4.371 * * [simplify]: Extracting #7: cost 0 inf + 315756
4.464 * [simplify]: Simplified to:
  (exp (* x (- 1.0 (* 0.5 x))))
  (log (* x (- 1.0 (* 0.5 x))))
  (exp (* x (- 1.0 (* 0.5 x))))
  (* (cbrt (* x (- 1.0 (* 0.5 x)))) (cbrt (* x (- 1.0 (* 0.5 x)))))
  (cbrt (* x (- 1.0 (* 0.5 x))))
  (* (* x (- 1.0 (* 0.5 x))) (* (* x (- 1.0 (* 0.5 x))) (* x (- 1.0 (* 0.5 x)))))
  (sqrt (* x (- 1.0 (* 0.5 x))))
  (sqrt (* x (- 1.0 (* 0.5 x))))
  (- (* (* x 1.0) (* (* x 1.0) (* x 1.0))) (* (* (* 0.5 x) x) (* (* (* 0.5 x) x) (* (* 0.5 x) x))))
  (+ (* (* (* 0.5 x) x) (* (* 0.5 x) x)) (* (* x 1.0) (* x (+ (* 0.5 x) 1.0))))
  (* (* x (- 1.0 (* 0.5 x))) (* x (+ (* 0.5 x) 1.0)))
  (* x (+ (* 0.5 x) 1.0))
  (- 1.0 (* 0.5 x))
  (* x (- 1.0 (* 0.5 x)))
  (* x (- 1.0 (* 0.5 x)))
  (* x (- 1.0 (* 0.5 x)))
4.466 * * * [progress]: adding candidates to table
4.535 * [progress]: [Phase 3 of 3] Extracting.
4.535 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* x (- 1.0 (* x 0.5))))> #<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))>)
4.536 * * * [regime-changes]: Trying 2 branch expressions: ((* x (- 1.0 (* x 0.5))) x)
4.536 * * * * [regimes]: Trying to branch on (* x (- 1.0 (* x 0.5))) from (#<alt (λ (x) (* x (- 1.0 (* x 0.5))))> #<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))>)
4.562 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* x (- 1.0 (* x 0.5))))> #<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))>)
4.583 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
4.583 * [simplify]: Simplifying:
  (+ (* x 1.0) (* x (- (* x 0.5))))
4.584 * * [simplify]: iteration 0: 8 enodes
4.584 * * [simplify]: iteration 1: 18 enodes
4.586 * * [simplify]: iteration 2: 23 enodes
4.587 * * [simplify]: iteration 3: 24 enodes
4.588 * * [simplify]: iteration complete: 24 enodes
4.588 * * [simplify]: Extracting #0: cost 1 inf + 0
4.588 * * [simplify]: Extracting #1: cost 3 inf + 0
4.588 * * [simplify]: Extracting #2: cost 9 inf + 0
4.588 * * [simplify]: Extracting #3: cost 9 inf + 2
4.588 * * [simplify]: Extracting #4: cost 0 inf + 658
4.588 * [simplify]: Simplified to:
  (+ (* x 1.0) (* (- (* 0.5 x)) x))
5.647 * [regime-testing]: Baseline error score: 0.00837320664126765
5.664 * [regime-testing]: Oracle error score: 0.00012501562695336918
5.685 * [regime-testing]: End program error score: 0.00837320664126765