24.263 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.056 * * * [progress]: [2/2] Setting up program.
0.062 * [progress]: [Phase 2 of 3] Improving.
0.063 * [simplify]: Simplifying:
  (sqrt (+ (* x x) y))
0.063 * * [simplify]: iteration 0: 5 enodes
0.064 * * [simplify]: iteration 1: 7 enodes
0.065 * * [simplify]: iteration complete: 7 enodes
0.065 * * [simplify]: Extracting #0: cost 1 inf + 0
0.065 * * [simplify]: Extracting #1: cost 2 inf + 0
0.065 * * [simplify]: Extracting #2: cost 5 inf + 0
0.065 * * [simplify]: Extracting #3: cost 3 inf + 2
0.065 * * [simplify]: Extracting #4: cost 0 inf + 197
0.066 * [simplify]: Simplified to:
  (sqrt (fma x x y))
0.073 * * [progress]: iteration 1 / 4
0.074 * * * [progress]: picking best candidate
0.078 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (fma x x y)))>
0.079 * * * [progress]: localizing error
0.088 * * * [progress]: generating rewritten candidates
0.088 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.091 * * * [progress]: generating series expansions
0.091 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.091 * [backup-simplify]: Simplify (sqrt (fma x x y)) into (sqrt (fma x x y))
0.091 * [approximate]: Taking taylor expansion of (sqrt (fma x x y)) in (x y) around 0
0.091 * [taylor]: Taking taylor expansion of (sqrt (fma x x y)) in y
0.091 * [taylor]: Taking taylor expansion of (fma x x y) in y
0.091 * [taylor]: Rewrote expression to (+ (* x x) y)
0.091 * [taylor]: Taking taylor expansion of (* x x) in y
0.091 * [taylor]: Taking taylor expansion of x in y
0.091 * [backup-simplify]: Simplify x into x
0.091 * [taylor]: Taking taylor expansion of x in y
0.091 * [backup-simplify]: Simplify x into x
0.091 * [taylor]: Taking taylor expansion of y in y
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 1 into 1
0.091 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.092 * [backup-simplify]: Simplify (+ (pow x 2) 0) into (pow x 2)
0.092 * [backup-simplify]: Simplify (sqrt (pow x 2)) into x
0.092 * [backup-simplify]: Simplify (+ (* x 0) (* 0 x)) into 0
0.092 * [backup-simplify]: Simplify (+ 0 1) into 1
0.093 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt (pow x 2)))) into (/ 1/2 x)
0.093 * [taylor]: Taking taylor expansion of (sqrt (fma x x y)) in x
0.093 * [taylor]: Taking taylor expansion of (fma x x y) in x
0.093 * [taylor]: Rewrote expression to (+ (* x x) y)
0.093 * [taylor]: Taking taylor expansion of (* x x) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.093 * [taylor]: Taking taylor expansion of y in x
0.093 * [backup-simplify]: Simplify y into y
0.094 * [backup-simplify]: Simplify (* 0 0) into 0
0.094 * [backup-simplify]: Simplify (+ 0 y) into y
0.094 * [backup-simplify]: Simplify (sqrt y) into (sqrt y)
0.095 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 0)) into 0
0.095 * [backup-simplify]: Simplify (+ 0 0) into 0
0.095 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt y))) into 0
0.095 * [taylor]: Taking taylor expansion of (sqrt (fma x x y)) in x
0.095 * [taylor]: Taking taylor expansion of (fma x x y) in x
0.095 * [taylor]: Rewrote expression to (+ (* x x) y)
0.095 * [taylor]: Taking taylor expansion of (* x x) in x
0.095 * [taylor]: Taking taylor expansion of x in x
0.095 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify 1 into 1
0.095 * [taylor]: Taking taylor expansion of x in x
0.095 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify 1 into 1
0.095 * [taylor]: Taking taylor expansion of y in x
0.095 * [backup-simplify]: Simplify y into y
0.096 * [backup-simplify]: Simplify (* 0 0) into 0
0.096 * [backup-simplify]: Simplify (+ 0 y) into y
0.096 * [backup-simplify]: Simplify (sqrt y) into (sqrt y)
0.097 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 0)) into 0
0.097 * [backup-simplify]: Simplify (+ 0 0) into 0
0.097 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt y))) into 0
0.097 * [taylor]: Taking taylor expansion of (sqrt y) in y
0.097 * [taylor]: Taking taylor expansion of y in y
0.097 * [backup-simplify]: Simplify 0 into 0
0.097 * [backup-simplify]: Simplify 1 into 1
0.098 * [backup-simplify]: Simplify (sqrt 0) into 0
0.099 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [taylor]: Taking taylor expansion of 0 in y
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.100 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
0.100 * [backup-simplify]: Simplify (+ 1 0) into 1
0.101 * [backup-simplify]: Simplify (/ (- 1 (pow 0 2) (+)) (* 2 (sqrt y))) into (* 1/2 (sqrt (/ 1 y)))
0.101 * [taylor]: Taking taylor expansion of (* 1/2 (sqrt (/ 1 y))) in y
0.101 * [taylor]: Taking taylor expansion of 1/2 in y
0.101 * [backup-simplify]: Simplify 1/2 into 1/2
0.101 * [taylor]: Taking taylor expansion of (sqrt (/ 1 y)) in y
0.101 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.101 * [taylor]: Taking taylor expansion of y in y
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 1 into 1
0.102 * [backup-simplify]: Simplify (/ 1 1) into 1
0.102 * [backup-simplify]: Simplify (sqrt 0) into 0
0.103 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.105 * [backup-simplify]: Simplify (+ (* 1/2 +nan.0) (* 0 0)) into (- +nan.0)
0.105 * [backup-simplify]: Simplify (- +nan.0) into (- +nan.0)
0.105 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0
0.108 * [backup-simplify]: Simplify +nan.0 into +nan.0
0.109 * [backup-simplify]: Simplify (+ (* +nan.0 (pow (* y 1) 2)) (+ (* (- +nan.0) (pow (* 1 x) 2)) (* +nan.0 (* y 1)))) into (- (+ (* +nan.0 (pow y 2)) (- (+ (* +nan.0 (pow x 2)) (- (* +nan.0 y))))))
0.109 * [backup-simplify]: Simplify (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) into (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y)))
0.109 * [approximate]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) in (x y) around 0
0.109 * [taylor]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) in y
0.109 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (/ 1 y)) in y
0.109 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (/ 1 y))
0.110 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in y
0.110 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.110 * [taylor]: Taking taylor expansion of x in y
0.110 * [backup-simplify]: Simplify x into x
0.110 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.110 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.110 * [taylor]: Taking taylor expansion of x in y
0.110 * [backup-simplify]: Simplify x into x
0.110 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.110 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.110 * [taylor]: Taking taylor expansion of y in y
0.110 * [backup-simplify]: Simplify 0 into 0
0.110 * [backup-simplify]: Simplify 1 into 1
0.110 * [backup-simplify]: Simplify (/ 1 1) into 1
0.111 * [backup-simplify]: Simplify (+ 0 1) into 1
0.111 * [backup-simplify]: Simplify (sqrt 0) into 0
0.112 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
0.112 * [taylor]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) in x
0.112 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (/ 1 y)) in x
0.113 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (/ 1 y))
0.113 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x
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 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
0.114 * [backup-simplify]: Simplify (/ 1 1) into 1
0.114 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.114 * [taylor]: Taking taylor expansion of y in x
0.114 * [backup-simplify]: Simplify y into y
0.114 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.114 * [backup-simplify]: Simplify (* 1 1) into 1
0.115 * [backup-simplify]: Simplify (+ 1 0) into 1
0.115 * [backup-simplify]: Simplify (sqrt 1) into 1
0.116 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.117 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.117 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.118 * [backup-simplify]: Simplify (+ 0 0) into 0
0.118 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.118 * [taylor]: Taking taylor expansion of (sqrt (fma (/ 1 x) (/ 1 x) (/ 1 y))) in x
0.118 * [taylor]: Taking taylor expansion of (fma (/ 1 x) (/ 1 x) (/ 1 y)) in x
0.119 * [taylor]: Rewrote expression to (+ (* (/ 1 x) (/ 1 x)) (/ 1 y))
0.119 * [taylor]: Taking taylor expansion of (* (/ 1 x) (/ 1 x)) in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify 1 into 1
0.119 * [backup-simplify]: Simplify (/ 1 1) into 1
0.119 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify 1 into 1
0.120 * [backup-simplify]: Simplify (/ 1 1) into 1
0.120 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.120 * [taylor]: Taking taylor expansion of y in x
0.120 * [backup-simplify]: Simplify y into y
0.120 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.120 * [backup-simplify]: Simplify (* 1 1) into 1
0.121 * [backup-simplify]: Simplify (+ 1 0) into 1
0.121 * [backup-simplify]: Simplify (sqrt 1) into 1
0.122 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.123 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.123 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.124 * [backup-simplify]: Simplify (+ 0 0) into 0
0.124 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.124 * [taylor]: Taking taylor expansion of 1 in y
0.124 * [backup-simplify]: Simplify 1 into 1
0.124 * [taylor]: Taking taylor expansion of 0 in y
0.124 * [backup-simplify]: Simplify 0 into 0
0.124 * [backup-simplify]: Simplify 1 into 1
0.125 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.126 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.127 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.127 * [backup-simplify]: Simplify (+ 0 (/ 1 y)) into (/ 1 y)
0.128 * [backup-simplify]: Simplify (/ (- (/ 1 y) (pow 0 2) (+)) (* 2 1)) into (/ 1/2 y)
0.128 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.128 * [taylor]: Taking taylor expansion of 1/2 in y
0.128 * [backup-simplify]: Simplify 1/2 into 1/2
0.128 * [taylor]: Taking taylor expansion of y in y
0.128 * [backup-simplify]: Simplify 0 into 0
0.128 * [backup-simplify]: Simplify 1 into 1
0.129 * [backup-simplify]: Simplify (/ 1/2 1) into 1/2
0.129 * [backup-simplify]: Simplify 1/2 into 1/2
0.129 * [backup-simplify]: Simplify 0 into 0
0.129 * [backup-simplify]: Simplify 0 into 0
0.130 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.131 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.131 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.132 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.132 * [backup-simplify]: Simplify (+ 0 0) into 0
0.132 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 y))))) (* 2 1)) into 0
0.133 * [taylor]: Taking taylor expansion of 0 in y
0.133 * [backup-simplify]: Simplify 0 into 0
0.133 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)))) into 0
0.133 * [backup-simplify]: Simplify 0 into 0
0.133 * [backup-simplify]: Simplify 0 into 0
0.134 * [backup-simplify]: Simplify 0 into 0
0.134 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.135 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.137 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.137 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.137 * [backup-simplify]: Simplify (+ 0 0) into 0
0.138 * [backup-simplify]: Simplify (/ (- 0 (pow (/ 1/2 y) 2) (+ (* 2 (* 0 0)))) (* 2 1)) into (/ -1/8 (pow y 2))
0.139 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.139 * [taylor]: Taking taylor expansion of -1/8 in y
0.139 * [backup-simplify]: Simplify -1/8 into -1/8
0.139 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.139 * [backup-simplify]: Simplify 0 into 0
0.139 * [backup-simplify]: Simplify 1 into 1
0.139 * [backup-simplify]: Simplify (* 1 1) into 1
0.139 * [backup-simplify]: Simplify (/ -1/8 1) into -1/8
0.140 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.141 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/8 (/ 0 1)))) into 0
0.141 * [backup-simplify]: Simplify 0 into 0
0.141 * [backup-simplify]: Simplify (+ (* 1/2 (* (/ 1 (/ 1 y)) (/ 1 x))) (* 1 (* 1 (/ 1 (/ 1 x))))) into (+ x (* 1/2 (/ y x)))
0.141 * [backup-simplify]: Simplify (sqrt (fma (/ 1 (- x)) (/ 1 (- x)) (/ 1 (- y)))) into (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y)))
0.141 * [approximate]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y))) in (x y) around 0
0.142 * [taylor]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y))) in y
0.142 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (/ -1 y)) in y
0.142 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (/ -1 y))
0.142 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in y
0.142 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.142 * [taylor]: Taking taylor expansion of -1 in y
0.142 * [backup-simplify]: Simplify -1 into -1
0.142 * [taylor]: Taking taylor expansion of x in y
0.142 * [backup-simplify]: Simplify x into x
0.142 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.142 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.142 * [taylor]: Taking taylor expansion of -1 in y
0.142 * [backup-simplify]: Simplify -1 into -1
0.142 * [taylor]: Taking taylor expansion of x in y
0.142 * [backup-simplify]: Simplify x into x
0.142 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.142 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.142 * [taylor]: Taking taylor expansion of -1 in y
0.142 * [backup-simplify]: Simplify -1 into -1
0.142 * [taylor]: Taking taylor expansion of y in y
0.142 * [backup-simplify]: Simplify 0 into 0
0.142 * [backup-simplify]: Simplify 1 into 1
0.143 * [backup-simplify]: Simplify (/ -1 1) into -1
0.143 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.143 * [backup-simplify]: Simplify (sqrt 0) into 0
0.145 * [backup-simplify]: Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
0.145 * [taylor]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y))) in x
0.145 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (/ -1 y)) in x
0.145 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (/ -1 y))
0.145 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x
0.145 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.145 * [taylor]: Taking taylor expansion of -1 in x
0.145 * [backup-simplify]: Simplify -1 into -1
0.145 * [taylor]: Taking taylor expansion of x in x
0.145 * [backup-simplify]: Simplify 0 into 0
0.145 * [backup-simplify]: Simplify 1 into 1
0.146 * [backup-simplify]: Simplify (/ -1 1) into -1
0.146 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.146 * [taylor]: Taking taylor expansion of -1 in x
0.146 * [backup-simplify]: Simplify -1 into -1
0.146 * [taylor]: Taking taylor expansion of x in x
0.146 * [backup-simplify]: Simplify 0 into 0
0.146 * [backup-simplify]: Simplify 1 into 1
0.146 * [backup-simplify]: Simplify (/ -1 1) into -1
0.146 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.146 * [taylor]: Taking taylor expansion of -1 in x
0.146 * [backup-simplify]: Simplify -1 into -1
0.146 * [taylor]: Taking taylor expansion of y in x
0.146 * [backup-simplify]: Simplify y into y
0.147 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
0.147 * [backup-simplify]: Simplify (* -1 -1) into 1
0.147 * [backup-simplify]: Simplify (+ 1 0) into 1
0.148 * [backup-simplify]: Simplify (sqrt 1) into 1
0.148 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.149 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.150 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 -1)) into 0
0.150 * [backup-simplify]: Simplify (+ 0 0) into 0
0.151 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.151 * [taylor]: Taking taylor expansion of (sqrt (fma (/ -1 x) (/ -1 x) (/ -1 y))) in x
0.151 * [taylor]: Taking taylor expansion of (fma (/ -1 x) (/ -1 x) (/ -1 y)) in x
0.151 * [taylor]: Rewrote expression to (+ (* (/ -1 x) (/ -1 x)) (/ -1 y))
0.151 * [taylor]: Taking taylor expansion of (* (/ -1 x) (/ -1 x)) in x
0.151 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.151 * [taylor]: Taking taylor expansion of -1 in x
0.151 * [backup-simplify]: Simplify -1 into -1
0.151 * [taylor]: Taking taylor expansion of x in x
0.151 * [backup-simplify]: Simplify 0 into 0
0.151 * [backup-simplify]: Simplify 1 into 1
0.152 * [backup-simplify]: Simplify (/ -1 1) into -1
0.152 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.152 * [taylor]: Taking taylor expansion of -1 in x
0.152 * [backup-simplify]: Simplify -1 into -1
0.152 * [taylor]: Taking taylor expansion of x in x
0.152 * [backup-simplify]: Simplify 0 into 0
0.152 * [backup-simplify]: Simplify 1 into 1
0.152 * [backup-simplify]: Simplify (/ -1 1) into -1
0.152 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.152 * [taylor]: Taking taylor expansion of -1 in x
0.153 * [backup-simplify]: Simplify -1 into -1
0.153 * [taylor]: Taking taylor expansion of y in x
0.153 * [backup-simplify]: Simplify y into y
0.153 * [backup-simplify]: Simplify (/ -1 y) into (/ -1 y)
0.153 * [backup-simplify]: Simplify (* -1 -1) into 1
0.153 * [backup-simplify]: Simplify (+ 1 0) into 1
0.154 * [backup-simplify]: Simplify (sqrt 1) into 1
0.155 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.155 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.156 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 -1)) into 0
0.156 * [backup-simplify]: Simplify (+ 0 0) into 0
0.157 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.157 * [taylor]: Taking taylor expansion of 1 in y
0.157 * [backup-simplify]: Simplify 1 into 1
0.157 * [taylor]: Taking taylor expansion of 0 in y
0.157 * [backup-simplify]: Simplify 0 into 0
0.157 * [backup-simplify]: Simplify 1 into 1
0.158 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.159 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.160 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
0.160 * [backup-simplify]: Simplify (+ 0 (/ -1 y)) into (- (/ 1 y))
0.162 * [backup-simplify]: Simplify (/ (- (- (/ 1 y)) (pow 0 2) (+)) (* 2 1)) into (/ -1/2 y)
0.162 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
0.162 * [taylor]: Taking taylor expansion of -1/2 in y
0.162 * [backup-simplify]: Simplify -1/2 into -1/2
0.162 * [taylor]: Taking taylor expansion of y in y
0.162 * [backup-simplify]: Simplify 0 into 0
0.162 * [backup-simplify]: Simplify 1 into 1
0.162 * [backup-simplify]: Simplify (/ -1/2 1) into -1/2
0.162 * [backup-simplify]: Simplify -1/2 into -1/2
0.162 * [backup-simplify]: Simplify 0 into 0
0.162 * [backup-simplify]: Simplify 0 into 0
0.163 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.164 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.165 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
0.165 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)))) into 0
0.166 * [backup-simplify]: Simplify (+ 0 0) into 0
0.166 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ -1/2 y))))) (* 2 1)) into 0
0.166 * [taylor]: Taking taylor expansion of 0 in y
0.166 * [backup-simplify]: Simplify 0 into 0
0.167 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)))) into 0
0.167 * [backup-simplify]: Simplify 0 into 0
0.167 * [backup-simplify]: Simplify 0 into 0
0.167 * [backup-simplify]: Simplify 0 into 0
0.168 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.169 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.179 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1))))) into 0
0.179 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ -1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.180 * [backup-simplify]: Simplify (+ 0 0) into 0
0.181 * [backup-simplify]: Simplify (/ (- 0 (pow (/ -1/2 y) 2) (+ (* 2 (* 0 0)))) (* 2 1)) into (/ -1/8 (pow y 2))
0.181 * [taylor]: Taking taylor expansion of (/ -1/8 (pow y 2)) in y
0.181 * [taylor]: Taking taylor expansion of -1/8 in y
0.181 * [backup-simplify]: Simplify -1/8 into -1/8
0.181 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.181 * [taylor]: Taking taylor expansion of y in y
0.181 * [backup-simplify]: Simplify 0 into 0
0.181 * [backup-simplify]: Simplify 1 into 1
0.182 * [backup-simplify]: Simplify (* 1 1) into 1
0.182 * [backup-simplify]: Simplify (/ -1/8 1) into -1/8
0.183 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.184 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/8 (/ 0 1)))) into 0
0.184 * [backup-simplify]: Simplify 0 into 0
0.184 * [backup-simplify]: Simplify (+ (* -1/2 (* (/ 1 (/ 1 (- y))) (/ 1 (- x)))) (* 1 (* 1 (/ 1 (/ 1 (- x)))))) into (- (+ x (* 1/2 (/ y x))))
0.184 * * * [progress]: simplifying candidates
0.185 * [simplify]: Simplifying:
  (expm1 (sqrt (fma x x y)))
  (log1p (sqrt (fma x x y)))
  (log (sqrt (fma x x y)))
  (exp (sqrt (fma x x y)))
  (* (cbrt (sqrt (fma x x y))) (cbrt (sqrt (fma x x y))))
  (cbrt (sqrt (fma x x y)))
  (* (* (sqrt (fma x x y)) (sqrt (fma x x y))) (sqrt (fma x x y)))
  (sqrt (* (cbrt (fma x x y)) (cbrt (fma x x y))))
  (sqrt (cbrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (sqrt 1)
  (sqrt (fma x x y))
  (/ 1 2)
  (sqrt (sqrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (- (+ (* +nan.0 (pow y 2)) (- (+ (* +nan.0 (pow x 2)) (- (* +nan.0 y))))))
  (+ x (* 1/2 (/ y x)))
  (- (+ x (* 1/2 (/ y x))))
0.185 * * [simplify]: iteration 0: 37 enodes
0.198 * * [simplify]: iteration 1: 76 enodes
0.215 * * [simplify]: iteration 2: 208 enodes
0.349 * * [simplify]: iteration 3: 901 enodes
0.853 * * [simplify]: iteration complete: 5000 enodes
0.853 * * [simplify]: Extracting #0: cost 16 inf + 0
0.854 * * [simplify]: Extracting #1: cost 314 inf + 2
0.859 * * [simplify]: Extracting #2: cost 1547 inf + 2413
0.876 * * [simplify]: Extracting #3: cost 739 inf + 82219
0.931 * * [simplify]: Extracting #4: cost 26 inf + 185641
0.991 * * [simplify]: Extracting #5: cost 0 inf + 190770
1.044 * [simplify]: Simplified to:
  (expm1 (sqrt (fma x x y)))
  (log1p (sqrt (fma x x y)))
  (log (sqrt (fma x x y)))
  (exp (sqrt (fma x x y)))
  (* (cbrt (sqrt (fma x x y))) (cbrt (sqrt (fma x x y))))
  (cbrt (sqrt (fma x x y)))
  (* (sqrt (fma x x y)) (fma x x y))
  (fabs (cbrt (fma x x y)))
  (sqrt (cbrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  1
  (sqrt (fma x x y))
  1/2
  (sqrt (sqrt (fma x x y)))
  (sqrt (sqrt (fma x x y)))
  (* +nan.0 (- (- (* x x) y) (* y y)))
  (fma (/ y x) 1/2 x)
  (- (/ -1/2 (/ x y)) x)
1.045 * * * [progress]: adding candidates to table
1.137 * * [progress]: iteration 2 / 4
1.137 * * * [progress]: picking best candidate
1.147 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ -1/2 (/ x y)) x))>
1.147 * * * [progress]: localizing error
1.158 * * * [progress]: generating rewritten candidates
1.158 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
1.174 * * * [progress]: generating series expansions
1.174 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
1.175 * [backup-simplify]: Simplify (/ -1/2 (/ x y)) into (* -1/2 (/ y x))
1.175 * [approximate]: Taking taylor expansion of (* -1/2 (/ y x)) in (x y) around 0
1.175 * [taylor]: Taking taylor expansion of (* -1/2 (/ y x)) in y
1.175 * [taylor]: Taking taylor expansion of -1/2 in y
1.175 * [backup-simplify]: Simplify -1/2 into -1/2
1.175 * [taylor]: Taking taylor expansion of (/ y x) in y
1.175 * [taylor]: Taking taylor expansion of y in y
1.175 * [backup-simplify]: Simplify 0 into 0
1.175 * [backup-simplify]: Simplify 1 into 1
1.175 * [taylor]: Taking taylor expansion of x in y
1.175 * [backup-simplify]: Simplify x into x
1.175 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
1.175 * [taylor]: Taking taylor expansion of (* -1/2 (/ y x)) in x
1.175 * [taylor]: Taking taylor expansion of -1/2 in x
1.175 * [backup-simplify]: Simplify -1/2 into -1/2
1.175 * [taylor]: Taking taylor expansion of (/ y x) in x
1.175 * [taylor]: Taking taylor expansion of y in x
1.175 * [backup-simplify]: Simplify y into y
1.175 * [taylor]: Taking taylor expansion of x in x
1.175 * [backup-simplify]: Simplify 0 into 0
1.175 * [backup-simplify]: Simplify 1 into 1
1.175 * [backup-simplify]: Simplify (/ y 1) into y
1.175 * [taylor]: Taking taylor expansion of (* -1/2 (/ y x)) in x
1.175 * [taylor]: Taking taylor expansion of -1/2 in x
1.175 * [backup-simplify]: Simplify -1/2 into -1/2
1.175 * [taylor]: Taking taylor expansion of (/ y x) in x
1.175 * [taylor]: Taking taylor expansion of y in x
1.175 * [backup-simplify]: Simplify y into y
1.175 * [taylor]: Taking taylor expansion of x in x
1.175 * [backup-simplify]: Simplify 0 into 0
1.175 * [backup-simplify]: Simplify 1 into 1
1.175 * [backup-simplify]: Simplify (/ y 1) into y
1.176 * [backup-simplify]: Simplify (* -1/2 y) into (* -1/2 y)
1.176 * [taylor]: Taking taylor expansion of (* -1/2 y) in y
1.176 * [taylor]: Taking taylor expansion of -1/2 in y
1.176 * [backup-simplify]: Simplify -1/2 into -1/2
1.176 * [taylor]: Taking taylor expansion of y in y
1.176 * [backup-simplify]: Simplify 0 into 0
1.176 * [backup-simplify]: Simplify 1 into 1
1.177 * [backup-simplify]: Simplify (+ (* -1/2 1) (* 0 0)) into -1/2
1.177 * [backup-simplify]: Simplify -1/2 into -1/2
1.177 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* y (/ 0 1)))) into 0
1.178 * [backup-simplify]: Simplify (+ (* -1/2 0) (* 0 y)) into 0
1.178 * [taylor]: Taking taylor expansion of 0 in y
1.178 * [backup-simplify]: Simplify 0 into 0
1.178 * [backup-simplify]: Simplify 0 into 0
1.179 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 1) (* 0 0))) into 0
1.179 * [backup-simplify]: Simplify 0 into 0
1.180 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* y (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.181 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (* 0 y))) into 0
1.181 * [taylor]: Taking taylor expansion of 0 in y
1.181 * [backup-simplify]: Simplify 0 into 0
1.181 * [backup-simplify]: Simplify 0 into 0
1.181 * [backup-simplify]: Simplify 0 into 0
1.182 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
1.182 * [backup-simplify]: Simplify 0 into 0
1.184 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* y (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.185 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
1.185 * [taylor]: Taking taylor expansion of 0 in y
1.185 * [backup-simplify]: Simplify 0 into 0
1.185 * [backup-simplify]: Simplify 0 into 0
1.185 * [backup-simplify]: Simplify (* -1/2 (* y (/ 1 x))) into (* -1/2 (/ y x))
1.185 * [backup-simplify]: Simplify (/ -1/2 (/ (/ 1 x) (/ 1 y))) into (* -1/2 (/ x y))
1.185 * [approximate]: Taking taylor expansion of (* -1/2 (/ x y)) in (x y) around 0
1.185 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
1.185 * [taylor]: Taking taylor expansion of -1/2 in y
1.185 * [backup-simplify]: Simplify -1/2 into -1/2
1.185 * [taylor]: Taking taylor expansion of (/ x y) in y
1.185 * [taylor]: Taking taylor expansion of x in y
1.185 * [backup-simplify]: Simplify x into x
1.185 * [taylor]: Taking taylor expansion of y in y
1.185 * [backup-simplify]: Simplify 0 into 0
1.185 * [backup-simplify]: Simplify 1 into 1
1.185 * [backup-simplify]: Simplify (/ x 1) into x
1.185 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in x
1.185 * [taylor]: Taking taylor expansion of -1/2 in x
1.185 * [backup-simplify]: Simplify -1/2 into -1/2
1.185 * [taylor]: Taking taylor expansion of (/ x y) in x
1.185 * [taylor]: Taking taylor expansion of x in x
1.185 * [backup-simplify]: Simplify 0 into 0
1.185 * [backup-simplify]: Simplify 1 into 1
1.185 * [taylor]: Taking taylor expansion of y in x
1.185 * [backup-simplify]: Simplify y into y
1.186 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.186 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in x
1.186 * [taylor]: Taking taylor expansion of -1/2 in x
1.186 * [backup-simplify]: Simplify -1/2 into -1/2
1.186 * [taylor]: Taking taylor expansion of (/ x y) in x
1.186 * [taylor]: Taking taylor expansion of x in x
1.186 * [backup-simplify]: Simplify 0 into 0
1.186 * [backup-simplify]: Simplify 1 into 1
1.186 * [taylor]: Taking taylor expansion of y in x
1.186 * [backup-simplify]: Simplify y into y
1.186 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.186 * [backup-simplify]: Simplify (* -1/2 (/ 1 y)) into (/ -1/2 y)
1.186 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
1.186 * [taylor]: Taking taylor expansion of -1/2 in y
1.186 * [backup-simplify]: Simplify -1/2 into -1/2
1.186 * [taylor]: Taking taylor expansion of y in y
1.186 * [backup-simplify]: Simplify 0 into 0
1.186 * [backup-simplify]: Simplify 1 into 1
1.186 * [backup-simplify]: Simplify (/ -1/2 1) into -1/2
1.186 * [backup-simplify]: Simplify -1/2 into -1/2
1.187 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)))) into 0
1.187 * [backup-simplify]: Simplify (+ (* -1/2 0) (* 0 (/ 1 y))) into 0
1.187 * [taylor]: Taking taylor expansion of 0 in y
1.187 * [backup-simplify]: Simplify 0 into 0
1.188 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)))) into 0
1.188 * [backup-simplify]: Simplify 0 into 0
1.188 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.189 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0
1.189 * [taylor]: Taking taylor expansion of 0 in y
1.189 * [backup-simplify]: Simplify 0 into 0
1.189 * [backup-simplify]: Simplify 0 into 0
1.190 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.190 * [backup-simplify]: Simplify 0 into 0
1.190 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.191 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0
1.191 * [taylor]: Taking taylor expansion of 0 in y
1.191 * [backup-simplify]: Simplify 0 into 0
1.191 * [backup-simplify]: Simplify 0 into 0
1.191 * [backup-simplify]: Simplify 0 into 0
1.192 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.192 * [backup-simplify]: Simplify 0 into 0
1.192 * [backup-simplify]: Simplify (* -1/2 (* (/ 1 (/ 1 y)) (/ 1 x))) into (* -1/2 (/ y x))
1.193 * [backup-simplify]: Simplify (/ -1/2 (/ (/ 1 (- x)) (/ 1 (- y)))) into (* -1/2 (/ x y))
1.193 * [approximate]: Taking taylor expansion of (* -1/2 (/ x y)) in (x y) around 0
1.193 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in y
1.193 * [taylor]: Taking taylor expansion of -1/2 in y
1.193 * [backup-simplify]: Simplify -1/2 into -1/2
1.193 * [taylor]: Taking taylor expansion of (/ x y) in y
1.193 * [taylor]: Taking taylor expansion of x in y
1.193 * [backup-simplify]: Simplify x into x
1.193 * [taylor]: Taking taylor expansion of y in y
1.193 * [backup-simplify]: Simplify 0 into 0
1.193 * [backup-simplify]: Simplify 1 into 1
1.193 * [backup-simplify]: Simplify (/ x 1) into x
1.193 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in x
1.193 * [taylor]: Taking taylor expansion of -1/2 in x
1.193 * [backup-simplify]: Simplify -1/2 into -1/2
1.193 * [taylor]: Taking taylor expansion of (/ x y) in x
1.193 * [taylor]: Taking taylor expansion of x in x
1.193 * [backup-simplify]: Simplify 0 into 0
1.193 * [backup-simplify]: Simplify 1 into 1
1.193 * [taylor]: Taking taylor expansion of y in x
1.193 * [backup-simplify]: Simplify y into y
1.193 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.193 * [taylor]: Taking taylor expansion of (* -1/2 (/ x y)) in x
1.193 * [taylor]: Taking taylor expansion of -1/2 in x
1.193 * [backup-simplify]: Simplify -1/2 into -1/2
1.193 * [taylor]: Taking taylor expansion of (/ x y) in x
1.193 * [taylor]: Taking taylor expansion of x in x
1.193 * [backup-simplify]: Simplify 0 into 0
1.193 * [backup-simplify]: Simplify 1 into 1
1.193 * [taylor]: Taking taylor expansion of y in x
1.193 * [backup-simplify]: Simplify y into y
1.193 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.194 * [backup-simplify]: Simplify (* -1/2 (/ 1 y)) into (/ -1/2 y)
1.194 * [taylor]: Taking taylor expansion of (/ -1/2 y) in y
1.194 * [taylor]: Taking taylor expansion of -1/2 in y
1.194 * [backup-simplify]: Simplify -1/2 into -1/2
1.194 * [taylor]: Taking taylor expansion of y in y
1.194 * [backup-simplify]: Simplify 0 into 0
1.194 * [backup-simplify]: Simplify 1 into 1
1.194 * [backup-simplify]: Simplify (/ -1/2 1) into -1/2
1.194 * [backup-simplify]: Simplify -1/2 into -1/2
1.194 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)))) into 0
1.195 * [backup-simplify]: Simplify (+ (* -1/2 0) (* 0 (/ 1 y))) into 0
1.195 * [taylor]: Taking taylor expansion of 0 in y
1.195 * [backup-simplify]: Simplify 0 into 0
1.195 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)))) into 0
1.196 * [backup-simplify]: Simplify 0 into 0
1.196 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.196 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0
1.197 * [taylor]: Taking taylor expansion of 0 in y
1.197 * [backup-simplify]: Simplify 0 into 0
1.197 * [backup-simplify]: Simplify 0 into 0
1.197 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.197 * [backup-simplify]: Simplify 0 into 0
1.198 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.199 * [backup-simplify]: Simplify (+ (* -1/2 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0
1.199 * [taylor]: Taking taylor expansion of 0 in y
1.199 * [backup-simplify]: Simplify 0 into 0
1.199 * [backup-simplify]: Simplify 0 into 0
1.199 * [backup-simplify]: Simplify 0 into 0
1.200 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1/2 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.200 * [backup-simplify]: Simplify 0 into 0
1.200 * [backup-simplify]: Simplify (* -1/2 (* (/ 1 (/ 1 (- y))) (/ 1 (- x)))) into (* -1/2 (/ y x))
1.200 * * * [progress]: simplifying candidates
1.202 * [simplify]: Simplifying:
  (expm1 (/ -1/2 (/ x y)))
  (log1p (/ -1/2 (/ x y)))
  (- (log -1/2) (- (log x) (log y)))
  (- (log -1/2) (log (/ x y)))
  (log (/ -1/2 (/ x y)))
  (exp (/ -1/2 (/ x y)))
  (/ (* (* -1/2 -1/2) -1/2) (/ (* (* x x) x) (* (* y y) y)))
  (/ (* (* -1/2 -1/2) -1/2) (* (* (/ x y) (/ x y)) (/ x y)))
  (* (cbrt (/ -1/2 (/ x y))) (cbrt (/ -1/2 (/ x y))))
  (cbrt (/ -1/2 (/ x y)))
  (* (* (/ -1/2 (/ x y)) (/ -1/2 (/ x y))) (/ -1/2 (/ x y)))
  (sqrt (/ -1/2 (/ x y)))
  (sqrt (/ -1/2 (/ x y)))
  (- -1/2)
  (- (/ x y))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (* (cbrt (/ x y)) (cbrt (/ x y))))
  (/ (cbrt -1/2) (cbrt (/ x y)))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (sqrt (/ x y)))
  (/ (cbrt -1/2) (sqrt (/ x y)))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))))
  (/ (cbrt -1/2) (/ (cbrt x) (cbrt y)))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (/ (* (cbrt x) (cbrt x)) (sqrt y)))
  (/ (cbrt -1/2) (/ (cbrt x) (sqrt y)))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (/ (* (cbrt x) (cbrt x)) 1))
  (/ (cbrt -1/2) (/ (cbrt x) y))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (/ (sqrt x) (* (cbrt y) (cbrt y))))
  (/ (cbrt -1/2) (/ (sqrt x) (cbrt y)))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (/ (sqrt x) (sqrt y)))
  (/ (cbrt -1/2) (/ (sqrt x) (sqrt y)))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (/ (sqrt x) 1))
  (/ (cbrt -1/2) (/ (sqrt x) y))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (cbrt -1/2) (/ x (cbrt y)))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (/ 1 (sqrt y)))
  (/ (cbrt -1/2) (/ x (sqrt y)))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (/ 1 1))
  (/ (cbrt -1/2) (/ x y))
  (/ (* (cbrt -1/2) (cbrt -1/2)) 1)
  (/ (cbrt -1/2) (/ x y))
  (/ (* (cbrt -1/2) (cbrt -1/2)) x)
  (/ (cbrt -1/2) (/ 1 y))
  (/ (sqrt -1/2) (* (cbrt (/ x y)) (cbrt (/ x y))))
  (/ (sqrt -1/2) (cbrt (/ x y)))
  (/ (sqrt -1/2) (sqrt (/ x y)))
  (/ (sqrt -1/2) (sqrt (/ x y)))
  (/ (sqrt -1/2) (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))))
  (/ (sqrt -1/2) (/ (cbrt x) (cbrt y)))
  (/ (sqrt -1/2) (/ (* (cbrt x) (cbrt x)) (sqrt y)))
  (/ (sqrt -1/2) (/ (cbrt x) (sqrt y)))
  (/ (sqrt -1/2) (/ (* (cbrt x) (cbrt x)) 1))
  (/ (sqrt -1/2) (/ (cbrt x) y))
  (/ (sqrt -1/2) (/ (sqrt x) (* (cbrt y) (cbrt y))))
  (/ (sqrt -1/2) (/ (sqrt x) (cbrt y)))
  (/ (sqrt -1/2) (/ (sqrt x) (sqrt y)))
  (/ (sqrt -1/2) (/ (sqrt x) (sqrt y)))
  (/ (sqrt -1/2) (/ (sqrt x) 1))
  (/ (sqrt -1/2) (/ (sqrt x) y))
  (/ (sqrt -1/2) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (sqrt -1/2) (/ x (cbrt y)))
  (/ (sqrt -1/2) (/ 1 (sqrt y)))
  (/ (sqrt -1/2) (/ x (sqrt y)))
  (/ (sqrt -1/2) (/ 1 1))
  (/ (sqrt -1/2) (/ x y))
  (/ (sqrt -1/2) 1)
  (/ (sqrt -1/2) (/ x y))
  (/ (sqrt -1/2) x)
  (/ (sqrt -1/2) (/ 1 y))
  (/ 1 (* (cbrt (/ x y)) (cbrt (/ x y))))
  (/ -1/2 (cbrt (/ x y)))
  (/ 1 (sqrt (/ x y)))
  (/ -1/2 (sqrt (/ x y)))
  (/ 1 (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))))
  (/ -1/2 (/ (cbrt x) (cbrt y)))
  (/ 1 (/ (* (cbrt x) (cbrt x)) (sqrt y)))
  (/ -1/2 (/ (cbrt x) (sqrt y)))
  (/ 1 (/ (* (cbrt x) (cbrt x)) 1))
  (/ -1/2 (/ (cbrt x) y))
  (/ 1 (/ (sqrt x) (* (cbrt y) (cbrt y))))
  (/ -1/2 (/ (sqrt x) (cbrt y)))
  (/ 1 (/ (sqrt x) (sqrt y)))
  (/ -1/2 (/ (sqrt x) (sqrt y)))
  (/ 1 (/ (sqrt x) 1))
  (/ -1/2 (/ (sqrt x) y))
  (/ 1 (/ 1 (* (cbrt y) (cbrt y))))
  (/ -1/2 (/ x (cbrt y)))
  (/ 1 (/ 1 (sqrt y)))
  (/ -1/2 (/ x (sqrt y)))
  (/ 1 (/ 1 1))
  (/ -1/2 (/ x y))
  (/ 1 1)
  (/ -1/2 (/ x y))
  (/ 1 x)
  (/ -1/2 (/ 1 y))
  (/ 1 (/ x y))
  (/ (/ x y) -1/2)
  (/ -1/2 (* (cbrt (/ x y)) (cbrt (/ x y))))
  (/ -1/2 (sqrt (/ x y)))
  (/ -1/2 (/ (* (cbrt x) (cbrt x)) (* (cbrt y) (cbrt y))))
  (/ -1/2 (/ (* (cbrt x) (cbrt x)) (sqrt y)))
  (/ -1/2 (/ (* (cbrt x) (cbrt x)) 1))
  (/ -1/2 (/ (sqrt x) (* (cbrt y) (cbrt y))))
  (/ -1/2 (/ (sqrt x) (sqrt y)))
  (/ -1/2 (/ (sqrt x) 1))
  (/ -1/2 (/ 1 (* (cbrt y) (cbrt y))))
  (/ -1/2 (/ 1 (sqrt y)))
  (/ -1/2 (/ 1 1))
  (/ -1/2 1)
  (/ -1/2 x)
  (/ (/ x y) (cbrt -1/2))
  (/ (/ x y) (sqrt -1/2))
  (/ (/ x y) -1/2)
  (/ -1/2 x)
  (* -1/2 (/ y x))
  (* -1/2 (/ y x))
  (* -1/2 (/ y x))
1.204 * * [simplify]: iteration 0: 152 enodes
1.257 * * [simplify]: iteration 1: 380 enodes
1.399 * * [simplify]: iteration 2: 1571 enodes
1.923 * * [simplify]: iteration complete: 5001 enodes
1.923 * * [simplify]: Extracting #0: cost 95 inf + 0
1.926 * * [simplify]: Extracting #1: cost 1206 inf + 3
1.940 * * [simplify]: Extracting #2: cost 1431 inf + 18619
1.962 * * [simplify]: Extracting #3: cost 593 inf + 157450
2.018 * * [simplify]: Extracting #4: cost 65 inf + 271082
2.081 * * [simplify]: Extracting #5: cost 3 inf + 289805
2.159 * * [simplify]: Extracting #6: cost 0 inf + 290744
2.219 * [simplify]: Simplified to:
  (expm1 (/ (* -1/2 y) x))
  (log1p (/ (* -1/2 y) x))
  (log (/ (* -1/2 y) x))
  (log (/ (* -1/2 y) x))
  (log (/ (* -1/2 y) x))
  (exp (/ (* -1/2 y) x))
  (/ (/ -1/8 (* (/ x y) (/ x y))) (/ x y))
  (/ (/ -1/8 (* (/ x y) (/ x y))) (/ x y))
  (* (cbrt (/ (* -1/2 y) x)) (cbrt (/ (* -1/2 y) x)))
  (cbrt (/ (* -1/2 y) x))
  (/ (/ -1/8 (* (/ x y) (/ x y))) (/ x y))
  (sqrt (/ (* -1/2 y) x))
  (sqrt (/ (* -1/2 y) x))
  1/2
  (/ (- x) y)
  (* (/ (cbrt -1/2) (cbrt (/ x y))) (/ (cbrt -1/2) (cbrt (/ x y))))
  (/ (cbrt -1/2) (cbrt (/ x y)))
  (/ (* (cbrt -1/2) (cbrt -1/2)) (sqrt (/ x y)))
  (/ (cbrt -1/2) (sqrt (/ x y)))
  (* (/ (cbrt -1/2) (/ (cbrt x) (cbrt y))) (/ (cbrt -1/2) (/ (cbrt x) (cbrt y))))
  (* (cbrt y) (/ (cbrt -1/2) (cbrt x)))
  (* (* (/ (cbrt -1/2) (cbrt x)) (/ (cbrt -1/2) (cbrt x))) (sqrt y))
  (/ (* (sqrt y) (cbrt -1/2)) (cbrt x))
  (* (/ (cbrt -1/2) (cbrt x)) (/ (cbrt -1/2) (cbrt x)))
  (* y (/ (cbrt -1/2) (cbrt x)))
  (/ (* (* (cbrt -1/2) (cbrt y)) (* (cbrt -1/2) (cbrt y))) (sqrt x))
  (* (cbrt y) (/ (cbrt -1/2) (sqrt x)))
  (* (/ (* (cbrt -1/2) (cbrt -1/2)) (sqrt x)) (sqrt y))
  (* (sqrt y) (/ (cbrt -1/2) (sqrt x)))
  (* (/ (cbrt -1/2) (sqrt x)) (cbrt -1/2))
  (/ (* (cbrt -1/2) y) (sqrt x))
  (* (* (cbrt -1/2) (cbrt y)) (* (cbrt -1/2) (cbrt y)))
  (* (cbrt y) (/ (cbrt -1/2) x))
  (* (* (sqrt y) (cbrt -1/2)) (cbrt -1/2))
  (* (/ (cbrt -1/2) x) (sqrt y))
  (* (cbrt -1/2) (cbrt -1/2))
  (* (/ (cbrt -1/2) x) y)
  (* (cbrt -1/2) (cbrt -1/2))
  (* (/ (cbrt -1/2) x) y)
  (* (/ (cbrt -1/2) x) (cbrt -1/2))
  (* y (cbrt -1/2))
  (/ (/ (sqrt -1/2) (cbrt (/ x y))) (cbrt (/ x y)))
  (/ (sqrt -1/2) (cbrt (/ x y)))
  (/ (sqrt -1/2) (sqrt (/ x y)))
  (/ (sqrt -1/2) (sqrt (/ x y)))
  (/ (sqrt -1/2) (* (/ (cbrt x) (cbrt y)) (/ (cbrt x) (cbrt y))))
  (* (/ (sqrt -1/2) (cbrt x)) (cbrt y))
  (/ (sqrt -1/2) (/ (cbrt x) (/ (sqrt y) (cbrt x))))
  (/ (* (sqrt -1/2) (sqrt y)) (cbrt x))
  (/ (/ (sqrt -1/2) (cbrt x)) (cbrt x))
  (/ (* y (sqrt -1/2)) (cbrt x))
  (* (* (cbrt y) (/ (sqrt -1/2) (sqrt x))) (cbrt y))
  (* (cbrt y) (/ (sqrt -1/2) (sqrt x)))
  (* (/ (sqrt -1/2) (sqrt x)) (sqrt y))
  (* (/ (sqrt -1/2) (sqrt x)) (sqrt y))
  (/ (sqrt -1/2) (sqrt x))
  (/ (* y (sqrt -1/2)) (sqrt x))
  (* (* (sqrt -1/2) (cbrt y)) (cbrt y))
  (/ (* (cbrt y) (sqrt -1/2)) x)
  (* (sqrt -1/2) (sqrt y))
  (/ (* (sqrt -1/2) (sqrt y)) x)
  (sqrt -1/2)
  (* (/ y x) (sqrt -1/2))
  (sqrt -1/2)
  (* (/ y x) (sqrt -1/2))
  (/ (sqrt -1/2) x)
  (* (sqrt -1/2) y)
  (/ (/ 1 (cbrt (/ x y))) (cbrt (/ x y)))
  (/ -1/2 (cbrt (/ x y)))
  (/ 1 (sqrt (/ x y)))
  (/ -1/2 (sqrt (/ x y)))
  (* (/ (cbrt y) (cbrt x)) (/ (cbrt y) (cbrt x)))
  (* (/ -1/2 (cbrt x)) (cbrt y))
  (/ (sqrt y) (* (cbrt x) (cbrt x)))
  (/ (* (sqrt y) -1/2) (cbrt x))
  (/ 1 (* (cbrt x) (cbrt x)))
  (* (/ -1/2 (cbrt x)) y)
  (/ (* (cbrt y) (cbrt y)) (sqrt x))
  (* (/ -1/2 (sqrt x)) (cbrt y))
  (/ (sqrt y) (sqrt x))
  (* (sqrt y) (/ -1/2 (sqrt x)))
  (/ 1 (sqrt x))
  (* (/ -1/2 (sqrt x)) y)
  (* (cbrt y) (cbrt y))
  (* (/ -1/2 x) (cbrt y))
  (sqrt y)
  (* (/ -1/2 x) (sqrt y))
  1
  (/ (* -1/2 y) x)
  1
  (/ (* -1/2 y) x)
  (/ 1 x)
  (* -1/2 y)
  (/ y x)
  (/ (/ x -1/2) y)
  (/ (/ -1/2 (cbrt (/ x y))) (cbrt (/ x y)))
  (/ -1/2 (sqrt (/ x y)))
  (/ -1/2 (* (/ (cbrt x) (cbrt y)) (/ (cbrt x) (cbrt y))))
  (* (/ -1/2 (cbrt x)) (/ (sqrt y) (cbrt x)))
  (/ -1/2 (* (cbrt x) (cbrt x)))
  (* (/ -1/2 (sqrt x)) (* (cbrt y) (cbrt y)))
  (* (sqrt y) (/ -1/2 (sqrt x)))
  (/ -1/2 (sqrt x))
  (* (* -1/2 (cbrt y)) (cbrt y))
  (* (sqrt y) -1/2)
  -1/2
  -1/2
  (/ -1/2 x)
  (/ x (* y (cbrt -1/2)))
  (/ (/ x y) (sqrt -1/2))
  (/ (/ x -1/2) y)
  (/ -1/2 x)
  (/ -1/2 (/ x y))
  (/ -1/2 (/ x y))
  (/ -1/2 (/ x y))
2.225 * * * [progress]: adding candidates to table
2.597 * * [progress]: iteration 3 / 4
2.597 * * * [progress]: picking best candidate
2.601 * * * * [pick]: Picked  #<alt (λ (x y) (fma (/ y x) 1/2 x))>
2.601 * * * [progress]: localizing error
2.616 * * * [progress]: generating rewritten candidates
2.616 * * * [progress]: generating series expansions
2.616 * * * [progress]: simplifying candidates
2.616 * [simplify]: Simplifying:
  
2.616 * * [simplify]: iteration 0: 0 enodes
2.616 * * [simplify]: iteration complete: 0 enodes
2.616 * * [simplify]: Extracting #0: cost 0 inf + 0
2.616 * [simplify]: Simplified to:
  
2.616 * * * [progress]: adding candidates to table
2.617 * [progress]: [Phase 3 of 3] Extracting.
2.617 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- (/ -1/2 (/ x y)) x))> #<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))>)
2.617 * * * [regime-changes]: Trying 2 branch expressions: (y x)
2.617 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- (/ -1/2 (/ x y)) x))> #<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))>)
2.679 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- (/ -1/2 (/ x y)) x))> #<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))>)
2.759 * * * [regime]: Found split indices: #<option (#s(si 0 45) #s(si 2 211) #s(si 1 255))>
2.759 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) (- (/ -1/2 (/ x y)) x))> #<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))>)
2.848 * [regimes]: Found splitpoints: (#s(sp 0 x -1.3211775299738663e+154) #s(sp 2 x 1.7854904614018066e+149) #s(sp 1 x +nan.0)) , with alts (#<alt (λ (x y) (- (/ -1/2 (/ x y)) x))> #<alt (λ (x y) (fma (/ y x) 1/2 x))> #<alt (λ (x y) (sqrt (fma x x y)))>)
2.848 * [simplify]: Simplifying:
  (if (<= x -1.3211775299738663e+154) (- (/ -1/2 (/ x y)) x) (if (<= x 1.7854904614018066e+149) (sqrt (fma x x y)) (fma (/ y x) 1/2 x)))
2.848 * * [simplify]: iteration 0: 17 enodes
2.849 * * [simplify]: iteration complete: 17 enodes
2.849 * * [simplify]: Extracting #0: cost 1 inf + 0
2.849 * * [simplify]: Extracting #1: cost 4 inf + 0
2.850 * * [simplify]: Extracting #2: cost 10 inf + 0
2.850 * * [simplify]: Extracting #3: cost 14 inf + 2
2.850 * * [simplify]: Extracting #4: cost 10 inf + 139
2.850 * * [simplify]: Extracting #5: cost 3 inf + 800
2.850 * * [simplify]: Extracting #6: cost 1 inf + 1006
2.851 * * [simplify]: Extracting #7: cost 0 inf + 1582
2.851 * [simplify]: Simplified to:
  (if (<= x -1.3211775299738663e+154) (- (/ -1/2 (/ x y)) x) (if (<= x 1.7854904614018066e+149) (sqrt (fma x x y)) (fma (/ y x) 1/2 x)))
4.197 * [regime-testing]: Baseline error score: 20.702212776597076
4.211 * [regime-testing]: Oracle error score: 0.002250281285160645
4.234 * [regime-testing]: End program error score: 0.007999347532938376
4.398 * [regime-testing]: Target error score: 0.5781833600906368