7.728 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.023 * [progress]: [Phase 2 of 3] Improving.
0.023 * [simplify]: Simplifying:
  (+ (+ (/ x 2.0) (* y x)) z)
0.023 * * [simplify]: iteration 0: 8 enodes
0.025 * * [simplify]: iteration 1: 13 enodes
0.026 * * [simplify]: iteration 2: 19 enodes
0.028 * * [simplify]: iteration 3: 22 enodes
0.031 * * [simplify]: iteration complete: 22 enodes
0.031 * * [simplify]: Extracting #0: cost 1 inf + 0
0.031 * * [simplify]: Extracting #1: cost 7 inf + 0
0.031 * * [simplify]: Extracting #2: cost 9 inf + 1
0.031 * * [simplify]: Extracting #3: cost 6 inf + 4
0.031 * * [simplify]: Extracting #4: cost 1 inf + 31
0.031 * * [simplify]: Extracting #5: cost 0 inf + 36
0.031 * [simplify]: Simplified to:
  (+ (+ (/ x 2.0) (* y x)) z)
0.031 * * [progress]: iteration 1 / 4
0.031 * * * [progress]: picking best candidate
0.034 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>
0.034 * * * [progress]: localizing error
0.043 * * * [progress]: generating rewritten candidates
0.043 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.056 * * * [progress]: generating series expansions
0.056 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.056 * [backup-simplify]: Simplify (+ (/ x 2.0) (* y x)) into (+ (* 0.5 x) (* x y))
0.056 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in (x y) around 0
0.056 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in y
0.056 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.056 * [taylor]: Taking taylor expansion of 0.5 in y
0.056 * [backup-simplify]: Simplify 0.5 into 0.5
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [backup-simplify]: Simplify x into x
0.056 * [taylor]: Taking taylor expansion of (* x y) in y
0.056 * [taylor]: Taking taylor expansion of x in y
0.056 * [backup-simplify]: Simplify x into x
0.056 * [taylor]: Taking taylor expansion of y in y
0.056 * [backup-simplify]: Simplify 0 into 0
0.056 * [backup-simplify]: Simplify 1 into 1
0.056 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x
0.056 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.056 * [taylor]: Taking taylor expansion of 0.5 in x
0.056 * [backup-simplify]: Simplify 0.5 into 0.5
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [backup-simplify]: Simplify 0 into 0
0.056 * [backup-simplify]: Simplify 1 into 1
0.056 * [taylor]: Taking taylor expansion of (* x y) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [backup-simplify]: Simplify 0 into 0
0.056 * [backup-simplify]: Simplify 1 into 1
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [backup-simplify]: Simplify y into y
0.056 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x
0.056 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.057 * [taylor]: Taking taylor expansion of 0.5 in x
0.057 * [backup-simplify]: Simplify 0.5 into 0.5
0.057 * [taylor]: Taking taylor expansion of x in x
0.057 * [backup-simplify]: Simplify 0 into 0
0.057 * [backup-simplify]: Simplify 1 into 1
0.057 * [taylor]: Taking taylor expansion of (* x y) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.057 * [backup-simplify]: Simplify 0 into 0
0.057 * [backup-simplify]: Simplify 1 into 1
0.057 * [taylor]: Taking taylor expansion of y in x
0.057 * [backup-simplify]: Simplify y into y
0.063 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.064 * [backup-simplify]: Simplify (* 0 y) into 0
0.064 * [backup-simplify]: Simplify (+ 0 0) into 0
0.064 * [taylor]: Taking taylor expansion of 0 in y
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.065 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.065 * [backup-simplify]: Simplify (+ 0.5 y) into (+ y 0.5)
0.065 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.065 * [taylor]: Taking taylor expansion of y in y
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 1 into 1
0.065 * [taylor]: Taking taylor expansion of 0.5 in y
0.066 * [backup-simplify]: Simplify 0.5 into 0.5
0.066 * [backup-simplify]: Simplify (+ 0 0.5) into 0.5
0.066 * [backup-simplify]: Simplify 0.5 into 0.5
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.067 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.067 * [backup-simplify]: Simplify (+ 0 0) into 0
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.067 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify (+ 1 0) into 1
0.068 * [backup-simplify]: Simplify 1 into 1
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.069 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.069 * [backup-simplify]: Simplify (+ 0 0) into 0
0.069 * [taylor]: Taking taylor expansion of 0 in y
0.069 * [backup-simplify]: Simplify 0 into 0
0.069 * [backup-simplify]: Simplify 0 into 0
0.069 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify (+ 0 0) into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.072 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.072 * [backup-simplify]: Simplify (+ 0 0) into 0
0.072 * [taylor]: Taking taylor expansion of 0 in y
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify (+ (* 1 (* y x)) (* 0.5 (* 1 x))) into (+ (* 0.5 x) (* x y))
0.072 * [backup-simplify]: Simplify (+ (/ (/ 1 x) 2.0) (* (/ 1 y) (/ 1 x))) into (+ (/ 1 (* x y)) (* 0.5 (/ 1 x)))
0.072 * [approximate]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.072 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.072 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.072 * [taylor]: Taking taylor expansion of (* x y) in y
0.072 * [taylor]: Taking taylor expansion of x in y
0.072 * [backup-simplify]: Simplify x into x
0.072 * [taylor]: Taking taylor expansion of y in y
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 1 into 1
0.072 * [backup-simplify]: Simplify (* x 0) into 0
0.073 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.073 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.073 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.073 * [taylor]: Taking taylor expansion of 0.5 in y
0.073 * [backup-simplify]: Simplify 0.5 into 0.5
0.073 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.073 * [taylor]: Taking taylor expansion of x in y
0.073 * [backup-simplify]: Simplify x into x
0.073 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.073 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.073 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.073 * [taylor]: Taking taylor expansion of (* x y) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify 1 into 1
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [backup-simplify]: Simplify y into y
0.073 * [backup-simplify]: Simplify (* 0 y) into 0
0.073 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.073 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.073 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.073 * [taylor]: Taking taylor expansion of 0.5 in x
0.073 * [backup-simplify]: Simplify 0.5 into 0.5
0.073 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [backup-simplify]: Simplify (/ 1 1) into 1
0.074 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.074 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.074 * [taylor]: Taking taylor expansion of (* x y) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [taylor]: Taking taylor expansion of y in x
0.074 * [backup-simplify]: Simplify y into y
0.074 * [backup-simplify]: Simplify (* 0 y) into 0
0.074 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.074 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.074 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.074 * [taylor]: Taking taylor expansion of 0.5 in x
0.074 * [backup-simplify]: Simplify 0.5 into 0.5
0.074 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.075 * [backup-simplify]: Simplify (/ 1 1) into 1
0.075 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.075 * [backup-simplify]: Simplify (+ (/ 1 y) 0.5) into (+ 0.5 (/ 1 y))
0.075 * [taylor]: Taking taylor expansion of (+ 0.5 (/ 1 y)) in y
0.075 * [taylor]: Taking taylor expansion of 0.5 in y
0.075 * [backup-simplify]: Simplify 0.5 into 0.5
0.075 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.075 * [taylor]: Taking taylor expansion of y in y
0.075 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify 1 into 1
0.075 * [backup-simplify]: Simplify (/ 1 1) into 1
0.076 * [backup-simplify]: Simplify (+ 0 1) into 1
0.076 * [backup-simplify]: Simplify 1 into 1
0.076 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.076 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.077 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.077 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.077 * [backup-simplify]: Simplify (+ 0 0) into 0
0.077 * [taylor]: Taking taylor expansion of 0 in y
0.077 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.078 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.078 * [backup-simplify]: Simplify 0.5 into 0.5
0.079 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.079 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.079 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.080 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.080 * [backup-simplify]: Simplify (+ 0 0) into 0
0.080 * [taylor]: Taking taylor expansion of 0 in y
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.081 * [backup-simplify]: Simplify (+ 0 0) into 0
0.081 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.082 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.083 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.083 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.084 * [backup-simplify]: Simplify (+ 0 0) into 0
0.084 * [taylor]: Taking taylor expansion of 0 in y
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.084 * [backup-simplify]: Simplify (+ 0 0) into 0
0.084 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
0.086 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.086 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.087 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.087 * [backup-simplify]: Simplify (+ 0 0) into 0
0.087 * [taylor]: Taking taylor expansion of 0 in y
0.087 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify (+ (* 0.5 (* 1 (/ 1 (/ 1 x)))) (* 1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))) into (+ (* 0.5 x) (* x y))
0.088 * [backup-simplify]: Simplify (+ (/ (/ 1 (- x)) 2.0) (* (/ 1 (- y)) (/ 1 (- x)))) into (- (/ 1 (* x y)) (* 0.5 (/ 1 x)))
0.088 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.088 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.088 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.088 * [taylor]: Taking taylor expansion of (* x y) in y
0.088 * [taylor]: Taking taylor expansion of x in y
0.088 * [backup-simplify]: Simplify x into x
0.088 * [taylor]: Taking taylor expansion of y in y
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 1 into 1
0.088 * [backup-simplify]: Simplify (* x 0) into 0
0.088 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.088 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.088 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.088 * [taylor]: Taking taylor expansion of 0.5 in y
0.088 * [backup-simplify]: Simplify 0.5 into 0.5
0.088 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.088 * [taylor]: Taking taylor expansion of x in y
0.088 * [backup-simplify]: Simplify x into x
0.088 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.088 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.088 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.088 * [taylor]: Taking taylor expansion of (* x y) in x
0.088 * [taylor]: Taking taylor expansion of x in x
0.089 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify 1 into 1
0.089 * [taylor]: Taking taylor expansion of y in x
0.089 * [backup-simplify]: Simplify y into y
0.089 * [backup-simplify]: Simplify (* 0 y) into 0
0.089 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.089 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.089 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.089 * [taylor]: Taking taylor expansion of 0.5 in x
0.089 * [backup-simplify]: Simplify 0.5 into 0.5
0.089 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify 1 into 1
0.089 * [backup-simplify]: Simplify (/ 1 1) into 1
0.089 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.089 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.089 * [taylor]: Taking taylor expansion of (* x y) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify 1 into 1
0.089 * [taylor]: Taking taylor expansion of y in x
0.089 * [backup-simplify]: Simplify y into y
0.089 * [backup-simplify]: Simplify (* 0 y) into 0
0.090 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.090 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.090 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.090 * [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 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.091 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.091 * [backup-simplify]: Simplify (+ (/ 1 y) (- 0.5)) into (- (/ 1 y) 0.5)
0.091 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.091 * [taylor]: Taking taylor expansion of (/ 1 y) in y
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 (/ 1 1) into 1
0.091 * [taylor]: Taking taylor expansion of 0.5 in y
0.091 * [backup-simplify]: Simplify 0.5 into 0.5
0.092 * [backup-simplify]: Simplify (+ 1 0) into 1
0.092 * [backup-simplify]: Simplify 1 into 1
0.092 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.092 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.093 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.093 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.093 * [backup-simplify]: Simplify (- 0) into 0
0.094 * [backup-simplify]: Simplify (+ 0 0) into 0
0.094 * [taylor]: Taking taylor expansion of 0 in y
0.094 * [backup-simplify]: Simplify 0 into 0
0.094 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.094 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.095 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.095 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.096 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.096 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.096 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.097 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.097 * [backup-simplify]: Simplify (- 0) into 0
0.097 * [backup-simplify]: Simplify (+ 0 0) into 0
0.097 * [taylor]: Taking taylor expansion of 0 in y
0.098 * [backup-simplify]: Simplify 0 into 0
0.098 * [backup-simplify]: Simplify 0 into 0
0.098 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 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 into 0
0.099 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.100 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.100 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.101 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.101 * [backup-simplify]: Simplify (- 0) into 0
0.101 * [backup-simplify]: Simplify (+ 0 0) into 0
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.102 * [backup-simplify]: Simplify (- 0) into 0
0.102 * [backup-simplify]: Simplify (+ 0 0) into 0
0.102 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
0.104 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.104 * [backup-simplify]: Simplify (- (+ (* 1 (/ 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 1))))) into 0
0.105 * [backup-simplify]: Simplify (- 0) into 0
0.105 * [backup-simplify]: Simplify (+ 0 0) into 0
0.105 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify (+ (* (- 0.5) (* 1 (/ 1 (/ 1 (- x))))) (* 1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (+ (* 0.5 x) (* x y))
0.106 * * * [progress]: simplifying candidates
0.106 * [simplify]: Simplifying:
  (* (exp (/ x 2.0)) (exp (* y x)))
  (log (+ (/ x 2.0) (* y x)))
  (exp (+ (/ x 2.0) (* y x)))
  (* (cbrt (+ (/ x 2.0) (* y x))) (cbrt (+ (/ x 2.0) (* y x))))
  (cbrt (+ (/ x 2.0) (* y x)))
  (* (* (+ (/ x 2.0) (* y x)) (+ (/ x 2.0) (* y x))) (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (+ (* (/ x 2.0) (/ x 2.0)) (- (* (* y x) (* y x)) (* (/ x 2.0) (* y x))))
  (- (* (/ x 2.0) (/ x 2.0)) (* (* y x) (* y x)))
  (- (/ x 2.0) (* y x))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
0.106 * * [simplify]: iteration 0: 31 enodes
0.116 * * [simplify]: iteration 1: 94 enodes
0.156 * * [simplify]: iteration 2: 405 enodes
0.502 * * [simplify]: iteration 3: 1872 enodes
1.245 * * [simplify]: iteration complete: 5001 enodes
1.245 * * [simplify]: Extracting #0: cost 11 inf + 0
1.246 * * [simplify]: Extracting #1: cost 150 inf + 0
1.247 * * [simplify]: Extracting #2: cost 661 inf + 2
1.257 * * [simplify]: Extracting #3: cost 1739 inf + 489
1.264 * * [simplify]: Extracting #4: cost 746 inf + 11584
1.274 * * [simplify]: Extracting #5: cost 68 inf + 19901
1.283 * * [simplify]: Extracting #6: cost 6 inf + 20404
1.293 * * [simplify]: Extracting #7: cost 0 inf + 20446
1.303 * [simplify]: Simplified to:
  (exp (+ (* y x) (/ x 2.0)))
  (log (+ (* y x) (/ x 2.0)))
  (exp (+ (* y x) (/ x 2.0)))
  (* (cbrt (+ (* y x) (/ x 2.0))) (cbrt (+ (* y x) (/ x 2.0))))
  (cbrt (+ (* y x) (/ x 2.0)))
  (pow (+ (* y x) (/ x 2.0)) 3)
  (sqrt (+ (* y x) (/ x 2.0)))
  (sqrt (+ (* y x) (/ x 2.0)))
  (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (+ (/ (* x (/ x 2.0)) 2.0) (* (* (- (* y x) (/ x 2.0)) x) y))
  (- (/ (* x (/ x 2.0)) 2.0) (* (* y (* x x)) y))
  (- (/ x 2.0) (* y x))
  (* (+ y 0.5) x)
  (* (+ y 0.5) x)
  (* (+ y 0.5) x)
1.303 * * * [progress]: adding candidates to table
1.358 * * [progress]: iteration 2 / 4
1.358 * * * [progress]: picking best candidate
1.364 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (* (+ y 0.5) x) z))>
1.364 * * * [progress]: localizing error
1.378 * * * [progress]: generating rewritten candidates
1.378 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
1.394 * * * [progress]: generating series expansions
1.394 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
1.394 * [backup-simplify]: Simplify (* (+ y 0.5) x) into (* x (+ y 0.5))
1.394 * [approximate]: Taking taylor expansion of (* x (+ y 0.5)) in (y x) around 0
1.395 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in x
1.395 * [taylor]: Taking taylor expansion of x in x
1.395 * [backup-simplify]: Simplify 0 into 0
1.395 * [backup-simplify]: Simplify 1 into 1
1.395 * [taylor]: Taking taylor expansion of (+ y 0.5) in x
1.395 * [taylor]: Taking taylor expansion of y in x
1.395 * [backup-simplify]: Simplify y into y
1.395 * [taylor]: Taking taylor expansion of 0.5 in x
1.395 * [backup-simplify]: Simplify 0.5 into 0.5
1.395 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in y
1.395 * [taylor]: Taking taylor expansion of x in y
1.395 * [backup-simplify]: Simplify x into x
1.395 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
1.395 * [taylor]: Taking taylor expansion of y in y
1.395 * [backup-simplify]: Simplify 0 into 0
1.395 * [backup-simplify]: Simplify 1 into 1
1.395 * [taylor]: Taking taylor expansion of 0.5 in y
1.395 * [backup-simplify]: Simplify 0.5 into 0.5
1.395 * [taylor]: Taking taylor expansion of (* x (+ y 0.5)) in y
1.395 * [taylor]: Taking taylor expansion of x in y
1.395 * [backup-simplify]: Simplify x into x
1.395 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
1.395 * [taylor]: Taking taylor expansion of y in y
1.395 * [backup-simplify]: Simplify 0 into 0
1.395 * [backup-simplify]: Simplify 1 into 1
1.395 * [taylor]: Taking taylor expansion of 0.5 in y
1.395 * [backup-simplify]: Simplify 0.5 into 0.5
1.395 * [backup-simplify]: Simplify (+ 0 0.5) into 0.5
1.396 * [backup-simplify]: Simplify (* x 0.5) into (* 0.5 x)
1.396 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
1.396 * [taylor]: Taking taylor expansion of 0.5 in x
1.396 * [backup-simplify]: Simplify 0.5 into 0.5
1.396 * [taylor]: Taking taylor expansion of x in x
1.396 * [backup-simplify]: Simplify 0 into 0
1.396 * [backup-simplify]: Simplify 1 into 1
1.396 * [backup-simplify]: Simplify (* 0.5 0) into 0
1.396 * [backup-simplify]: Simplify 0 into 0
1.396 * [backup-simplify]: Simplify (+ 1 0) into 1
1.397 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0.5)) into x
1.397 * [taylor]: Taking taylor expansion of x in x
1.397 * [backup-simplify]: Simplify 0 into 0
1.397 * [backup-simplify]: Simplify 1 into 1
1.397 * [backup-simplify]: Simplify 0 into 0
1.398 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
1.398 * [backup-simplify]: Simplify 0.5 into 0.5
1.398 * [backup-simplify]: Simplify (+ 0 0) into 0
1.398 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 1) (* 0 0.5))) into 0
1.398 * [taylor]: Taking taylor expansion of 0 in x
1.398 * [backup-simplify]: Simplify 0 into 0
1.398 * [backup-simplify]: Simplify 0 into 0
1.398 * [backup-simplify]: Simplify 1 into 1
1.399 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
1.399 * [backup-simplify]: Simplify 0 into 0
1.399 * [backup-simplify]: Simplify (+ 0 0) into 0
1.400 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 0) (+ (* 0 1) (* 0 0.5)))) into 0
1.400 * [taylor]: Taking taylor expansion of 0 in x
1.400 * [backup-simplify]: Simplify 0 into 0
1.400 * [backup-simplify]: Simplify 0 into 0
1.400 * [backup-simplify]: Simplify 0 into 0
1.400 * [backup-simplify]: Simplify 0 into 0
1.401 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
1.401 * [backup-simplify]: Simplify 0 into 0
1.401 * [backup-simplify]: Simplify (+ 0 0) into 0
1.401 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0.5))))) into 0
1.401 * [taylor]: Taking taylor expansion of 0 in x
1.402 * [backup-simplify]: Simplify 0 into 0
1.402 * [backup-simplify]: Simplify 0 into 0
1.402 * [backup-simplify]: Simplify (+ (* 1 (* x y)) (* 0.5 (* x 1))) into (+ (* 0.5 x) (* x y))
1.402 * [backup-simplify]: Simplify (* (+ (/ 1 y) 0.5) (/ 1 x)) into (/ (+ 0.5 (/ 1 y)) x)
1.402 * [approximate]: Taking taylor expansion of (/ (+ 0.5 (/ 1 y)) x) in (y x) around 0
1.402 * [taylor]: Taking taylor expansion of (/ (+ 0.5 (/ 1 y)) x) in x
1.402 * [taylor]: Taking taylor expansion of (+ 0.5 (/ 1 y)) in x
1.402 * [taylor]: Taking taylor expansion of 0.5 in x
1.402 * [backup-simplify]: Simplify 0.5 into 0.5
1.402 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.402 * [taylor]: Taking taylor expansion of y in x
1.402 * [backup-simplify]: Simplify y into y
1.402 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.402 * [taylor]: Taking taylor expansion of x in x
1.402 * [backup-simplify]: Simplify 0 into 0
1.402 * [backup-simplify]: Simplify 1 into 1
1.402 * [backup-simplify]: Simplify (+ 0.5 (/ 1 y)) into (+ 0.5 (/ 1 y))
1.402 * [backup-simplify]: Simplify (/ (+ 0.5 (/ 1 y)) 1) into (+ 0.5 (/ 1 y))
1.402 * [taylor]: Taking taylor expansion of (/ (+ 0.5 (/ 1 y)) x) in y
1.402 * [taylor]: Taking taylor expansion of (+ 0.5 (/ 1 y)) in y
1.402 * [taylor]: Taking taylor expansion of 0.5 in y
1.402 * [backup-simplify]: Simplify 0.5 into 0.5
1.402 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.402 * [taylor]: Taking taylor expansion of y in y
1.402 * [backup-simplify]: Simplify 0 into 0
1.402 * [backup-simplify]: Simplify 1 into 1
1.402 * [backup-simplify]: Simplify (/ 1 1) into 1
1.402 * [taylor]: Taking taylor expansion of x in y
1.402 * [backup-simplify]: Simplify x into x
1.403 * [backup-simplify]: Simplify (+ 0 1) into 1
1.403 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
1.403 * [taylor]: Taking taylor expansion of (/ (+ 0.5 (/ 1 y)) x) in y
1.403 * [taylor]: Taking taylor expansion of (+ 0.5 (/ 1 y)) in y
1.403 * [taylor]: Taking taylor expansion of 0.5 in y
1.403 * [backup-simplify]: Simplify 0.5 into 0.5
1.403 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.403 * [taylor]: Taking taylor expansion of y in y
1.403 * [backup-simplify]: Simplify 0 into 0
1.403 * [backup-simplify]: Simplify 1 into 1
1.403 * [backup-simplify]: Simplify (/ 1 1) into 1
1.403 * [taylor]: Taking taylor expansion of x in y
1.403 * [backup-simplify]: Simplify x into x
1.403 * [backup-simplify]: Simplify (+ 0 1) into 1
1.404 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
1.404 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.404 * [taylor]: Taking taylor expansion of x in x
1.404 * [backup-simplify]: Simplify 0 into 0
1.404 * [backup-simplify]: Simplify 1 into 1
1.404 * [backup-simplify]: Simplify (/ 1 1) into 1
1.404 * [backup-simplify]: Simplify 1 into 1
1.404 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.405 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
1.405 * [backup-simplify]: Simplify (- (/ 0.5 x) (+ (* (/ 1 x) (/ 0 x)))) into (* 0.5 (/ 1 x))
1.405 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
1.405 * [taylor]: Taking taylor expansion of 0.5 in x
1.405 * [backup-simplify]: Simplify 0.5 into 0.5
1.405 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.405 * [taylor]: Taking taylor expansion of x in x
1.405 * [backup-simplify]: Simplify 0 into 0
1.405 * [backup-simplify]: Simplify 1 into 1
1.405 * [backup-simplify]: Simplify (/ 1 1) into 1
1.405 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.405 * [backup-simplify]: Simplify 0.5 into 0.5
1.406 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.406 * [backup-simplify]: Simplify 0 into 0
1.406 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.407 * [backup-simplify]: Simplify (+ 0 0) into 0
1.407 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* (* 0.5 (/ 1 x)) (/ 0 x)))) into 0
1.407 * [taylor]: Taking taylor expansion of 0 in x
1.407 * [backup-simplify]: Simplify 0 into 0
1.407 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.408 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.408 * [backup-simplify]: Simplify 0 into 0
1.413 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.413 * [backup-simplify]: Simplify 0 into 0
1.414 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.414 * [backup-simplify]: Simplify (+ 0 0) into 0
1.414 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ 1 x) (/ 0 x)) (* (* 0.5 (/ 1 x)) (/ 0 x)) (* 0 (/ 0 x)))) into 0
1.414 * [taylor]: Taking taylor expansion of 0 in x
1.415 * [backup-simplify]: Simplify 0 into 0
1.415 * [backup-simplify]: Simplify 0 into 0
1.415 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.416 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.416 * [backup-simplify]: Simplify 0 into 0
1.417 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.417 * [backup-simplify]: Simplify 0 into 0
1.417 * [backup-simplify]: Simplify (+ (* 0.5 (* (/ 1 (/ 1 x)) 1)) (* 1 (* (/ 1 (/ 1 x)) (/ 1 (/ 1 y))))) into (+ (* 0.5 x) (* x y))
1.418 * [backup-simplify]: Simplify (* (+ (/ 1 (- y)) 0.5) (/ 1 (- x))) into (* -1 (/ (- 0.5 (/ 1 y)) x))
1.418 * [approximate]: Taking taylor expansion of (* -1 (/ (- 0.5 (/ 1 y)) x)) in (y x) around 0
1.418 * [taylor]: Taking taylor expansion of (* -1 (/ (- 0.5 (/ 1 y)) x)) in x
1.418 * [taylor]: Taking taylor expansion of -1 in x
1.418 * [backup-simplify]: Simplify -1 into -1
1.418 * [taylor]: Taking taylor expansion of (/ (- 0.5 (/ 1 y)) x) in x
1.418 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in x
1.418 * [taylor]: Taking taylor expansion of 0.5 in x
1.418 * [backup-simplify]: Simplify 0.5 into 0.5
1.418 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.418 * [taylor]: Taking taylor expansion of y in x
1.418 * [backup-simplify]: Simplify y into y
1.418 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.418 * [taylor]: Taking taylor expansion of x in x
1.418 * [backup-simplify]: Simplify 0 into 0
1.418 * [backup-simplify]: Simplify 1 into 1
1.418 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
1.418 * [backup-simplify]: Simplify (+ 0.5 (- (/ 1 y))) into (- 0.5 (/ 1 y))
1.418 * [backup-simplify]: Simplify (/ (- 0.5 (/ 1 y)) 1) into (- 0.5 (/ 1 y))
1.418 * [taylor]: Taking taylor expansion of (* -1 (/ (- 0.5 (/ 1 y)) x)) in y
1.418 * [taylor]: Taking taylor expansion of -1 in y
1.418 * [backup-simplify]: Simplify -1 into -1
1.418 * [taylor]: Taking taylor expansion of (/ (- 0.5 (/ 1 y)) x) in y
1.418 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in y
1.419 * [taylor]: Taking taylor expansion of 0.5 in y
1.419 * [backup-simplify]: Simplify 0.5 into 0.5
1.419 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.419 * [taylor]: Taking taylor expansion of y in y
1.419 * [backup-simplify]: Simplify 0 into 0
1.419 * [backup-simplify]: Simplify 1 into 1
1.419 * [backup-simplify]: Simplify (/ 1 1) into 1
1.419 * [taylor]: Taking taylor expansion of x in y
1.419 * [backup-simplify]: Simplify x into x
1.420 * [backup-simplify]: Simplify (- 1) into -1
1.420 * [backup-simplify]: Simplify (+ 0 -1) into -1
1.420 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
1.420 * [taylor]: Taking taylor expansion of (* -1 (/ (- 0.5 (/ 1 y)) x)) in y
1.420 * [taylor]: Taking taylor expansion of -1 in y
1.420 * [backup-simplify]: Simplify -1 into -1
1.420 * [taylor]: Taking taylor expansion of (/ (- 0.5 (/ 1 y)) x) in y
1.420 * [taylor]: Taking taylor expansion of (- 0.5 (/ 1 y)) in y
1.420 * [taylor]: Taking taylor expansion of 0.5 in y
1.420 * [backup-simplify]: Simplify 0.5 into 0.5
1.420 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.420 * [taylor]: Taking taylor expansion of y in y
1.420 * [backup-simplify]: Simplify 0 into 0
1.420 * [backup-simplify]: Simplify 1 into 1
1.421 * [backup-simplify]: Simplify (/ 1 1) into 1
1.421 * [taylor]: Taking taylor expansion of x in y
1.421 * [backup-simplify]: Simplify x into x
1.421 * [backup-simplify]: Simplify (- 1) into -1
1.422 * [backup-simplify]: Simplify (+ 0 -1) into -1
1.422 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
1.422 * [backup-simplify]: Simplify (* -1 (/ -1 x)) into (/ 1 x)
1.422 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.422 * [taylor]: Taking taylor expansion of x in x
1.422 * [backup-simplify]: Simplify 0 into 0
1.422 * [backup-simplify]: Simplify 1 into 1
1.422 * [backup-simplify]: Simplify (/ 1 1) into 1
1.422 * [backup-simplify]: Simplify 1 into 1
1.423 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.423 * [backup-simplify]: Simplify (- 0) into 0
1.424 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
1.424 * [backup-simplify]: Simplify (- (/ 0.5 x) (+ (* (/ -1 x) (/ 0 x)))) into (* 0.5 (/ 1 x))
1.424 * [backup-simplify]: Simplify (+ (* -1 (* 0.5 (/ 1 x))) (* 0 (/ -1 x))) into (- (* 0.5 (/ 1 x)))
1.424 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 x))) in x
1.424 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
1.424 * [taylor]: Taking taylor expansion of 0.5 in x
1.424 * [backup-simplify]: Simplify 0.5 into 0.5
1.424 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.424 * [taylor]: Taking taylor expansion of x in x
1.424 * [backup-simplify]: Simplify 0 into 0
1.424 * [backup-simplify]: Simplify 1 into 1
1.424 * [backup-simplify]: Simplify (/ 1 1) into 1
1.425 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.425 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.426 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.426 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.426 * [backup-simplify]: Simplify 0 into 0
1.427 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.428 * [backup-simplify]: Simplify (- 0) into 0
1.428 * [backup-simplify]: Simplify (+ 0 0) into 0
1.428 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ -1 x) (/ 0 x)) (* (* 0.5 (/ 1 x)) (/ 0 x)))) into 0
1.429 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (* 0.5 (/ 1 x))) (* 0 (/ -1 x)))) into 0
1.429 * [taylor]: Taking taylor expansion of 0 in x
1.429 * [backup-simplify]: Simplify 0 into 0
1.430 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.430 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.430 * [backup-simplify]: Simplify (- 0) into 0
1.431 * [backup-simplify]: Simplify 0 into 0
1.431 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.431 * [backup-simplify]: Simplify 0 into 0
1.432 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.432 * [backup-simplify]: Simplify (- 0) into 0
1.433 * [backup-simplify]: Simplify (+ 0 0) into 0
1.433 * [backup-simplify]: Simplify (- (/ 0 x) (+ (* (/ -1 x) (/ 0 x)) (* (* 0.5 (/ 1 x)) (/ 0 x)) (* 0 (/ 0 x)))) into 0
1.434 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (* 0.5 (/ 1 x))) (* 0 (/ -1 x))))) into 0
1.434 * [taylor]: Taking taylor expansion of 0 in x
1.434 * [backup-simplify]: Simplify 0 into 0
1.434 * [backup-simplify]: Simplify 0 into 0
1.435 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.436 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.436 * [backup-simplify]: Simplify (- 0) into 0
1.436 * [backup-simplify]: Simplify 0 into 0
1.437 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.437 * [backup-simplify]: Simplify 0 into 0
1.437 * [backup-simplify]: Simplify (+ (* (- 0.5) (* (/ 1 (/ 1 (- x))) 1)) (* 1 (* (/ 1 (/ 1 (- x))) (/ 1 (/ 1 (- y)))))) into (+ (* 0.5 x) (* x y))
1.438 * * * [progress]: simplifying candidates
1.438 * [simplify]: Simplifying:
  (* (+ y 0.5) x)
  (+ (log (+ y 0.5)) (log x))
  (log (* (+ y 0.5) x))
  (exp (* (+ y 0.5) x))
  (* (* (* (+ y 0.5) (+ y 0.5)) (+ y 0.5)) (* (* x x) x))
  (* (cbrt (* (+ y 0.5) x)) (cbrt (* (+ y 0.5) x)))
  (cbrt (* (+ y 0.5) x))
  (* (* (* (+ y 0.5) x) (* (+ y 0.5) x)) (* (+ y 0.5) x))
  (sqrt (* (+ y 0.5) x))
  (sqrt (* (+ y 0.5) x))
  (* (sqrt (+ y 0.5)) (sqrt x))
  (* (sqrt (+ y 0.5)) (sqrt x))
  (* (+ y 0.5) (* (cbrt x) (cbrt x)))
  (* (+ y 0.5) (sqrt x))
  (* (+ y 0.5) 1)
  (* (cbrt (+ y 0.5)) x)
  (* (sqrt (+ y 0.5)) x)
  (* (+ y 0.5) x)
  (* (+ y 0.5) x)
  (* (+ (pow y 3) (pow 0.5 3)) x)
  (* (- (* y y) (* 0.5 0.5)) x)
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
1.439 * * [simplify]: iteration 0: 44 enodes
1.452 * * [simplify]: iteration 1: 111 enodes
1.506 * * [simplify]: iteration 2: 506 enodes
1.825 * * [simplify]: iteration complete: 5000 enodes
1.825 * * [simplify]: Extracting #0: cost 15 inf + 0
1.826 * * [simplify]: Extracting #1: cost 533 inf + 0
1.830 * * [simplify]: Extracting #2: cost 1492 inf + 291
1.836 * * [simplify]: Extracting #3: cost 1615 inf + 7016
1.850 * * [simplify]: Extracting #4: cost 133 inf + 17364
1.863 * * [simplify]: Extracting #5: cost 37 inf + 18093
1.881 * * [simplify]: Extracting #6: cost 5 inf + 18227
1.891 * * [simplify]: Extracting #7: cost 0 inf + 18252
1.898 * [simplify]: Simplified to:
  (* x (+ y 0.5))
  (log (* x (+ y 0.5)))
  (log (* x (+ y 0.5)))
  (pow (exp (+ y 0.5)) x)
  (pow (* x (+ y 0.5)) 3)
  (* (cbrt (* x (+ y 0.5))) (cbrt (* x (+ y 0.5))))
  (cbrt (* x (+ y 0.5)))
  (pow (* x (+ y 0.5)) 3)
  (sqrt (* x (+ y 0.5)))
  (sqrt (* x (+ y 0.5)))
  (* (sqrt (+ y 0.5)) (sqrt x))
  (* (sqrt (+ y 0.5)) (sqrt x))
  (* (cbrt x) (* (+ y 0.5) (cbrt x)))
  (* (sqrt x) (+ y 0.5))
  (+ y 0.5)
  (* x (cbrt (+ y 0.5)))
  (* (sqrt (+ y 0.5)) x)
  (* x (+ y 0.5))
  (* x (+ y 0.5))
  (* x (+ (pow y 3) (pow 0.5 3)))
  (* (* x (+ y 0.5)) (- y 0.5))
  (* x (+ y 0.5))
  (* x (+ y 0.5))
  (* x (+ y 0.5))
1.899 * * * [progress]: adding candidates to table
1.982 * [progress]: [Phase 3 of 3] Extracting.
1.982 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (+ (* (+ y 0.5) x) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
1.982 * * * [regime-changes]: Trying 5 branch expressions: ((+ (/ x 2.0) (* y x)) (+ (+ (/ x 2.0) (* y x)) z) z y x)
1.982 * * * * [regimes]: Trying to branch on (+ (/ x 2.0) (* y x)) from (#<alt (λ (x y z) (+ (* (+ y 0.5) x) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
2.015 * * * * [regimes]: Trying to branch on (+ (+ (/ x 2.0) (* y x)) z) from (#<alt (λ (x y z) (+ (* (+ y 0.5) x) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
2.068 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (+ (* (+ y 0.5) x) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
2.105 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (+ (* (+ y 0.5) x) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
2.143 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (+ (* (+ y 0.5) x) z))> #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>)
2.176 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
2.176 * [simplify]: Simplifying:
  (+ (+ (/ x 2.0) (* y x)) z)
2.176 * * [simplify]: iteration 0: 8 enodes
2.176 * * [simplify]: iteration 1: 11 enodes
2.177 * * [simplify]: iteration complete: 11 enodes
2.177 * * [simplify]: Extracting #0: cost 1 inf + 0
2.177 * * [simplify]: Extracting #1: cost 3 inf + 0
2.177 * * [simplify]: Extracting #2: cost 4 inf + 1
2.177 * * [simplify]: Extracting #3: cost 7 inf + 1
2.177 * * [simplify]: Extracting #4: cost 4 inf + 4
2.177 * * [simplify]: Extracting #5: cost 0 inf + 26
2.177 * [simplify]: Simplified to:
  (+ (+ (/ x 2.0) (* y x)) z)
3.870 * [regime-testing]: Baseline error score: 0.009074254594414447
3.873 * [regime-testing]: Oracle error score: 0.004375546943367921
3.881 * [regime-testing]: End program error score: 0.009074254594414447