27.816 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.025 * * * [progress]: [2/2] Setting up program.
0.027 * [progress]: [Phase 2 of 3] Improving.
0.027 * [simplify]: Simplifying:
  (/ (+ x 1.0) (- 1.0 x))
0.027 * [simplify]: Sending expressions to egg_math:
 (/ (+ h0 h1) (- h1 h0))
0.029 * * [progress]: iteration 1 / 4
0.029 * * * [progress]: picking best candidate
0.031 * * * * [pick]: Picked  #<alt (λ (x) (/ (+ x 1.0) (- 1.0 x)))>
0.031 * * * [progress]: localizing error
0.039 * * * [progress]: generating rewritten candidates
0.039 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.074 * * * [progress]: generating series expansions
0.074 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.074 * [backup-simplify]: Simplify (/ (+ x 1.0) (- 1.0 x)) into (/ (+ x 1.0) (- 1.0 x))
0.074 * [approximate]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in (x) around 0
0.074 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x
0.074 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [taylor]: Taking taylor expansion of 1.0 in x
0.074 * [backup-simplify]: Simplify 1.0 into 1.0
0.074 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.074 * [taylor]: Taking taylor expansion of 1.0 in x
0.074 * [backup-simplify]: Simplify 1.0 into 1.0
0.074 * [taylor]: Taking taylor expansion of x in x
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.075 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.075 * [backup-simplify]: Simplify (- 0) into 0
0.075 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.075 * [backup-simplify]: Simplify (/ 1.0 1.0) into 1.0
0.076 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x
0.076 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify 1 into 1
0.076 * [taylor]: Taking taylor expansion of 1.0 in x
0.076 * [backup-simplify]: Simplify 1.0 into 1.0
0.076 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.076 * [taylor]: Taking taylor expansion of 1.0 in x
0.076 * [backup-simplify]: Simplify 1.0 into 1.0
0.076 * [taylor]: Taking taylor expansion of x in x
0.076 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify 1 into 1
0.076 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.076 * [backup-simplify]: Simplify (- 0) into 0
0.077 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.077 * [backup-simplify]: Simplify (/ 1.0 1.0) into 1.0
0.077 * [backup-simplify]: Simplify 1.0 into 1.0
0.077 * [backup-simplify]: Simplify (+ 1 0) into 1
0.077 * [backup-simplify]: Simplify (- 1) into -1
0.078 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.080 * [backup-simplify]: Simplify (- (/ 1 1.0) (+ (* 1.0 (/ -1 1.0)))) into 2.0
0.080 * [backup-simplify]: Simplify 2.0 into 2.0
0.080 * [backup-simplify]: Simplify (+ 0 0) into 0
0.080 * [backup-simplify]: Simplify (- 0) into 0
0.080 * [backup-simplify]: Simplify (+ 0 0) into 0
0.083 * [backup-simplify]: Simplify (- (/ 0 1.0) (+ (* 1.0 (/ 0 1.0)) (* 2.0 (/ -1 1.0)))) into 2.0
0.083 * [backup-simplify]: Simplify 2.0 into 2.0
0.083 * [backup-simplify]: Simplify (+ (* 2.0 (pow x 2)) (+ (* 2.0 x) 1.0)) into (+ (* 2.0 (pow x 2)) (+ (* 2.0 x) 1.0))
0.083 * [backup-simplify]: Simplify (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))) into (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x)))
0.083 * [approximate]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x))) in (x) around 0
0.083 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x))) in x
0.083 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.083 * [taylor]: Taking taylor expansion of 1.0 in x
0.083 * [backup-simplify]: Simplify 1.0 into 1.0
0.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify 1 into 1
0.084 * [backup-simplify]: Simplify (/ 1 1) into 1
0.084 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.084 * [taylor]: Taking taylor expansion of 1.0 in x
0.084 * [backup-simplify]: Simplify 1.0 into 1.0
0.084 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify 1 into 1
0.084 * [backup-simplify]: Simplify (/ 1 1) into 1
0.084 * [backup-simplify]: Simplify (+ 0 1) into 1
0.085 * [backup-simplify]: Simplify (- 1) into -1
0.085 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.085 * [backup-simplify]: Simplify (/ 1 -1) into -1
0.085 * [taylor]: Taking taylor expansion of (/ (+ 1.0 (/ 1 x)) (- 1.0 (/ 1 x))) in x
0.085 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 x)) in x
0.085 * [taylor]: Taking taylor expansion of 1.0 in x
0.085 * [backup-simplify]: Simplify 1.0 into 1.0
0.085 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify 1 into 1
0.085 * [backup-simplify]: Simplify (/ 1 1) into 1
0.085 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.085 * [taylor]: Taking taylor expansion of 1.0 in x
0.086 * [backup-simplify]: Simplify 1.0 into 1.0
0.086 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.086 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify 1 into 1
0.086 * [backup-simplify]: Simplify (/ 1 1) into 1
0.086 * [backup-simplify]: Simplify (+ 0 1) into 1
0.086 * [backup-simplify]: Simplify (- 1) into -1
0.087 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.087 * [backup-simplify]: Simplify (/ 1 -1) into -1
0.087 * [backup-simplify]: Simplify -1 into -1
0.087 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.088 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.088 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.088 * [backup-simplify]: Simplify (- 0) into 0
0.089 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.090 * [backup-simplify]: Simplify (- (/ 1.0 -1) (+ (* -1 (/ 1.0 -1)))) into (- 2.0)
0.090 * [backup-simplify]: Simplify (- 2.0) into (- 2.0)
0.091 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.091 * [backup-simplify]: Simplify (+ 0 0) into 0
0.092 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.092 * [backup-simplify]: Simplify (- 0) into 0
0.092 * [backup-simplify]: Simplify (+ 0 0) into 0
0.095 * [backup-simplify]: Simplify (- (/ 0 -1) (+ (* -1 (/ 0 -1)) (* (- 2.0) (/ 1.0 -1)))) into (- 2.0)
0.095 * [backup-simplify]: Simplify (- 2.0) into (- 2.0)
0.096 * [backup-simplify]: Simplify (+ (* (- 2.0) (pow (/ 1 x) 2)) (+ (* (- 2.0) (/ 1 x)) -1)) into (- (+ (* 2.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
0.096 * [backup-simplify]: Simplify (/ (+ (/ 1 (- x)) 1.0) (- 1.0 (/ 1 (- x)))) into (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))
0.096 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in (x) around 0
0.096 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.096 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.096 * [taylor]: Taking taylor expansion of 1.0 in x
0.096 * [backup-simplify]: Simplify 1.0 into 1.0
0.096 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.096 * [taylor]: Taking taylor expansion of x in x
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify 1 into 1
0.096 * [backup-simplify]: Simplify (/ 1 1) into 1
0.096 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.096 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.096 * [taylor]: Taking taylor expansion of x in x
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify 1 into 1
0.097 * [backup-simplify]: Simplify (/ 1 1) into 1
0.097 * [taylor]: Taking taylor expansion of 1.0 in x
0.097 * [backup-simplify]: Simplify 1.0 into 1.0
0.097 * [backup-simplify]: Simplify (- 1) into -1
0.097 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.098 * [backup-simplify]: Simplify (+ 1 0) into 1
0.098 * [backup-simplify]: Simplify (/ -1 1) into -1
0.098 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.098 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.098 * [taylor]: Taking taylor expansion of 1.0 in x
0.098 * [backup-simplify]: Simplify 1.0 into 1.0
0.098 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.098 * [taylor]: Taking taylor expansion of x in x
0.098 * [backup-simplify]: Simplify 0 into 0
0.098 * [backup-simplify]: Simplify 1 into 1
0.098 * [backup-simplify]: Simplify (/ 1 1) into 1
0.098 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.099 * [taylor]: Taking taylor expansion of x in x
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify 1 into 1
0.099 * [backup-simplify]: Simplify (/ 1 1) into 1
0.099 * [taylor]: Taking taylor expansion of 1.0 in x
0.099 * [backup-simplify]: Simplify 1.0 into 1.0
0.099 * [backup-simplify]: Simplify (- 1) into -1
0.100 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.100 * [backup-simplify]: Simplify (+ 1 0) into 1
0.100 * [backup-simplify]: Simplify (/ -1 1) into -1
0.101 * [backup-simplify]: Simplify -1 into -1
0.101 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.101 * [backup-simplify]: Simplify (- 0) into 0
0.102 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.103 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.103 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.106 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* -1 (/ 1.0 1)))) into 2.0
0.106 * [backup-simplify]: Simplify 2.0 into 2.0
0.107 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.107 * [backup-simplify]: Simplify (- 0) into 0
0.108 * [backup-simplify]: Simplify (+ 0 0) into 0
0.108 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.109 * [backup-simplify]: Simplify (+ 0 0) into 0
0.112 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 2.0 (/ 1.0 1)))) into (- 2.0)
0.113 * [backup-simplify]: Simplify (- 2.0) into (- 2.0)
0.114 * [backup-simplify]: Simplify (+ (* (- 2.0) (pow (/ 1 (- x)) 2)) (+ (* 2.0 (/ 1 (- x))) -1)) into (- (+ (* 2.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
0.114 * * * [progress]: simplifying candidates
0.115 * [simplify]: Simplifying:
  (- (log (+ x 1.0)) (log (- 1.0 x)))
  (log (/ (+ x 1.0) (- 1.0 x)))
  (exp (/ (+ x 1.0) (- 1.0 x)))
  (/ (* (* (+ x 1.0) (+ x 1.0)) (+ x 1.0)) (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)))
  (* (cbrt (/ (+ x 1.0) (- 1.0 x))) (cbrt (/ (+ x 1.0) (- 1.0 x))))
  (cbrt (/ (+ x 1.0) (- 1.0 x)))
  (* (* (/ (+ x 1.0) (- 1.0 x)) (/ (+ x 1.0) (- 1.0 x))) (/ (+ x 1.0) (- 1.0 x)))
  (sqrt (/ (+ x 1.0) (- 1.0 x)))
  (sqrt (/ (+ x 1.0) (- 1.0 x)))
  (- (+ x 1.0))
  (- (- 1.0 x))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt (+ x 1.0)) (cbrt (- 1.0 x)))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (sqrt (- 1.0 x)))
  (/ (cbrt (+ x 1.0)) (sqrt (- 1.0 x)))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) 1)
  (/ (cbrt (+ x 1.0)) (- 1.0 x))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt (+ x 1.0)) (- (sqrt 1.0) (sqrt x)))
  (/ (* (cbrt (+ x 1.0)) (cbrt (+ x 1.0))) 1)
  (/ (cbrt (+ x 1.0)) (- 1.0 x))
  (/ (sqrt (+ x 1.0)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt (+ x 1.0)) (cbrt (- 1.0 x)))
  (/ (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
  (/ (sqrt (+ x 1.0)) (sqrt (- 1.0 x)))
  (/ (sqrt (+ x 1.0)) 1)
  (/ (sqrt (+ x 1.0)) (- 1.0 x))
  (/ (sqrt (+ x 1.0)) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt (+ x 1.0)) (- (sqrt 1.0) (sqrt x)))
  (/ (sqrt (+ x 1.0)) 1)
  (/ (sqrt (+ x 1.0)) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (/ 1 1)
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ (+ x 1.0) (- (sqrt 1.0) (sqrt x)))
  (/ 1 1)
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (/ 1 1)
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ (+ x 1.0) (- (sqrt 1.0) (sqrt x)))
  (/ 1 1)
  (/ (+ x 1.0) (- 1.0 x))
  (/ 1 (- 1.0 x))
  (/ (- 1.0 x) (+ x 1.0))
  (/ (+ x 1.0) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (+ x 1.0) (sqrt (- 1.0 x)))
  (/ (+ x 1.0) 1)
  (/ (+ x 1.0) (+ (sqrt 1.0) (sqrt x)))
  (/ (+ x 1.0) 1)
  (/ (- 1.0 x) (cbrt (+ x 1.0)))
  (/ (- 1.0 x) (sqrt (+ x 1.0)))
  (/ (- 1.0 x) (+ x 1.0))
  (/ (- 1.0 x) (+ x 1.0))
  (/ (+ x 1.0) (- (pow 1.0 3) (pow x 3)))
  (/ (+ x 1.0) (- (* 1.0 1.0) (* x x)))
  (* (- 1.0 x) (+ (* x x) (- (* 1.0 1.0) (* x 1.0))))
  (* (- 1.0 x) (- x 1.0))
  (+ (* 2.0 (pow x 2)) (+ (* 2.0 x) 1.0))
  (- (+ (* 2.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
  (- (+ (* 2.0 (/ 1 (pow x 2))) (+ (* 2.0 (/ 1 x)) 1)))
0.115 * [simplify]: Sending expressions to egg_math:
 (- (log (+ h0 h1)) (log (- h1 h0)))
 (log (/ (+ h0 h1) (- h1 h0)))
 (exp (/ (+ h0 h1) (- h1 h0)))
 (/ (* (* (+ h0 h1) (+ h0 h1)) (+ h0 h1)) (* (* (- h1 h0) (- h1 h0)) (- h1 h0)))
 (* (cbrt (/ (+ h0 h1) (- h1 h0))) (cbrt (/ (+ h0 h1) (- h1 h0))))
 (cbrt (/ (+ h0 h1) (- h1 h0)))
 (* (* (/ (+ h0 h1) (- h1 h0)) (/ (+ h0 h1) (- h1 h0))) (/ (+ h0 h1) (- h1 h0)))
 (sqrt (/ (+ h0 h1) (- h1 h0)))
 (sqrt (/ (+ h0 h1) (- h1 h0)))
 (- (+ h0 h1))
 (- (- h1 h0))
 (/ (* (cbrt (+ h0 h1)) (cbrt (+ h0 h1))) (* (cbrt (- h1 h0)) (cbrt (- h1 h0))))
 (/ (cbrt (+ h0 h1)) (cbrt (- h1 h0)))
 (/ (* (cbrt (+ h0 h1)) (cbrt (+ h0 h1))) (sqrt (- h1 h0)))
 (/ (cbrt (+ h0 h1)) (sqrt (- h1 h0)))
 (/ (* (cbrt (+ h0 h1)) (cbrt (+ h0 h1))) 1)
 (/ (cbrt (+ h0 h1)) (- h1 h0))
 (/ (* (cbrt (+ h0 h1)) (cbrt (+ h0 h1))) (+ (sqrt h1) (sqrt h0)))
 (/ (cbrt (+ h0 h1)) (- (sqrt h1) (sqrt h0)))
 (/ (* (cbrt (+ h0 h1)) (cbrt (+ h0 h1))) 1)
 (/ (cbrt (+ h0 h1)) (- h1 h0))
 (/ (sqrt (+ h0 h1)) (* (cbrt (- h1 h0)) (cbrt (- h1 h0))))
 (/ (sqrt (+ h0 h1)) (cbrt (- h1 h0)))
 (/ (sqrt (+ h0 h1)) (sqrt (- h1 h0)))
 (/ (sqrt (+ h0 h1)) (sqrt (- h1 h0)))
 (/ (sqrt (+ h0 h1)) 1)
 (/ (sqrt (+ h0 h1)) (- h1 h0))
 (/ (sqrt (+ h0 h1)) (+ (sqrt h1) (sqrt h0)))
 (/ (sqrt (+ h0 h1)) (- (sqrt h1) (sqrt h0)))
 (/ (sqrt (+ h0 h1)) 1)
 (/ (sqrt (+ h0 h1)) (- h1 h0))
 (/ 1 (* (cbrt (- h1 h0)) (cbrt (- h1 h0))))
 (/ (+ h0 h1) (cbrt (- h1 h0)))
 (/ 1 (sqrt (- h1 h0)))
 (/ (+ h0 h1) (sqrt (- h1 h0)))
 (/ 1 1)
 (/ (+ h0 h1) (- h1 h0))
 (/ 1 (+ (sqrt h1) (sqrt h0)))
 (/ (+ h0 h1) (- (sqrt h1) (sqrt h0)))
 (/ 1 1)
 (/ (+ h0 h1) (- h1 h0))
 (/ 1 (* (cbrt (- h1 h0)) (cbrt (- h1 h0))))
 (/ (+ h0 h1) (cbrt (- h1 h0)))
 (/ 1 (sqrt (- h1 h0)))
 (/ (+ h0 h1) (sqrt (- h1 h0)))
 (/ 1 1)
 (/ (+ h0 h1) (- h1 h0))
 (/ 1 (+ (sqrt h1) (sqrt h0)))
 (/ (+ h0 h1) (- (sqrt h1) (sqrt h0)))
 (/ 1 1)
 (/ (+ h0 h1) (- h1 h0))
 (/ 1 (- h1 h0))
 (/ (- h1 h0) (+ h0 h1))
 (/ (+ h0 h1) (* (cbrt (- h1 h0)) (cbrt (- h1 h0))))
 (/ (+ h0 h1) (sqrt (- h1 h0)))
 (/ (+ h0 h1) 1)
 (/ (+ h0 h1) (+ (sqrt h1) (sqrt h0)))
 (/ (+ h0 h1) 1)
 (/ (- h1 h0) (cbrt (+ h0 h1)))
 (/ (- h1 h0) (sqrt (+ h0 h1)))
 (/ (- h1 h0) (+ h0 h1))
 (/ (- h1 h0) (+ h0 h1))
 (/ (+ h0 h1) (- (pow h1 3) (pow h0 3)))
 (/ (+ h0 h1) (- (* h1 h1) (* h0 h0)))
 (* (- h1 h0) (+ (* h0 h0) (- (* h1 h1) (* h0 h1))))
 (* (- h1 h0) (- h0 h1))
 (+ (* h2 (pow h0 2)) (+ (* h2 h0) h1))
 (- (+ (* h2 (/ 1 (pow h0 2))) (+ (* h2 (/ 1 h0)) 1)))
 (- (+ (* h2 (/ 1 (pow h0 2))) (+ (* h2 (/ 1 h0)) 1)))
0.216 * * * [progress]: adding candidates to table
0.326 * * [progress]: iteration 2 / 4
0.326 * * * [progress]: picking best candidate
0.327 * * * * [pick]: Picked  #<alt (λ (x) (+ 1.0 (* 2.0 (+ (pow x 2) x))))>
0.328 * * * [progress]: localizing error
0.335 * * * [progress]: generating rewritten candidates
0.335 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2 2)
0.347 * * * [progress]: generating series expansions
0.347 * * * * [progress]: [ 1 / 1 ] generating series at (2 2 2)
0.348 * [backup-simplify]: Simplify (+ (pow x 2) x) into (+ (pow x 2) x)
0.348 * [approximate]: Taking taylor expansion of (+ (pow x 2) x) in (x) around 0
0.348 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.348 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [backup-simplify]: Simplify 0 into 0
0.348 * [backup-simplify]: Simplify 1 into 1
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [backup-simplify]: Simplify 0 into 0
0.348 * [backup-simplify]: Simplify 1 into 1
0.348 * [taylor]: Taking taylor expansion of (+ (pow x 2) x) in x
0.348 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [backup-simplify]: Simplify 0 into 0
0.348 * [backup-simplify]: Simplify 1 into 1
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [backup-simplify]: Simplify 0 into 0
0.348 * [backup-simplify]: Simplify 1 into 1
0.348 * [backup-simplify]: Simplify (+ 0 0) into 0
0.349 * [backup-simplify]: Simplify 0 into 0
0.349 * [backup-simplify]: Simplify (+ 0 1) into 1
0.349 * [backup-simplify]: Simplify 1 into 1
0.349 * [backup-simplify]: Simplify (* 1 1) into 1
0.349 * [backup-simplify]: Simplify (+ 1 0) into 1
0.350 * [backup-simplify]: Simplify 1 into 1
0.350 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.350 * [backup-simplify]: Simplify (+ 0 0) into 0
0.350 * [backup-simplify]: Simplify 0 into 0
0.351 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.351 * [backup-simplify]: Simplify (+ 0 0) into 0
0.351 * [backup-simplify]: Simplify 0 into 0
0.352 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.352 * [backup-simplify]: Simplify (+ 0 0) into 0
0.352 * [backup-simplify]: Simplify 0 into 0
0.353 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.353 * [backup-simplify]: Simplify (+ 0 0) into 0
0.353 * [backup-simplify]: Simplify 0 into 0
0.354 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.354 * [backup-simplify]: Simplify (+ 0 0) into 0
0.354 * [backup-simplify]: Simplify 0 into 0
0.355 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.355 * [backup-simplify]: Simplify (+ 0 0) into 0
0.355 * [backup-simplify]: Simplify 0 into 0
0.356 * [backup-simplify]: Simplify (+ (* 1 (pow x 2)) (* 1 x)) into (+ (pow x 2) x)
0.356 * [backup-simplify]: Simplify (+ (pow (/ 1 x) 2) (/ 1 x)) into (+ (/ 1 (pow x 2)) (/ 1 x))
0.356 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.356 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.356 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.356 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.356 * [taylor]: Taking taylor expansion of x in x
0.356 * [backup-simplify]: Simplify 0 into 0
0.356 * [backup-simplify]: Simplify 1 into 1
0.356 * [backup-simplify]: Simplify (* 1 1) into 1
0.356 * [backup-simplify]: Simplify (/ 1 1) into 1
0.356 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.356 * [taylor]: Taking taylor expansion of x in x
0.356 * [backup-simplify]: Simplify 0 into 0
0.356 * [backup-simplify]: Simplify 1 into 1
0.357 * [backup-simplify]: Simplify (/ 1 1) into 1
0.357 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 x)) in x
0.357 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.357 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.357 * [taylor]: Taking taylor expansion of x in x
0.357 * [backup-simplify]: Simplify 0 into 0
0.357 * [backup-simplify]: Simplify 1 into 1
0.357 * [backup-simplify]: Simplify (* 1 1) into 1
0.357 * [backup-simplify]: Simplify (/ 1 1) into 1
0.357 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.357 * [taylor]: Taking taylor expansion of x in x
0.358 * [backup-simplify]: Simplify 0 into 0
0.358 * [backup-simplify]: Simplify 1 into 1
0.358 * [backup-simplify]: Simplify (/ 1 1) into 1
0.358 * [backup-simplify]: Simplify (+ 1 0) into 1
0.358 * [backup-simplify]: Simplify 1 into 1
0.358 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.359 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.359 * [backup-simplify]: Simplify (+ 0 1) into 1
0.359 * [backup-simplify]: Simplify 1 into 1
0.360 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.360 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.361 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.361 * [backup-simplify]: Simplify (+ 0 0) into 0
0.361 * [backup-simplify]: Simplify 0 into 0
0.361 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.362 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.363 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.363 * [backup-simplify]: Simplify (+ 0 0) into 0
0.363 * [backup-simplify]: Simplify 0 into 0
0.364 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.365 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.366 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.371 * [backup-simplify]: Simplify (+ 0 0) into 0
0.371 * [backup-simplify]: Simplify 0 into 0
0.371 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.372 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.373 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.373 * [backup-simplify]: Simplify (+ 0 0) into 0
0.373 * [backup-simplify]: Simplify 0 into 0
0.374 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.374 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.375 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.375 * [backup-simplify]: Simplify (+ 0 0) into 0
0.375 * [backup-simplify]: Simplify 0 into 0
0.376 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.377 * [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
0.377 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.377 * [backup-simplify]: Simplify (+ 0 0) into 0
0.377 * [backup-simplify]: Simplify 0 into 0
0.378 * [backup-simplify]: Simplify (+ (* 1 (/ 1 (/ 1 x))) (* 1 (pow (/ 1 (/ 1 x)) 2))) into (+ (pow x 2) x)
0.378 * [backup-simplify]: Simplify (+ (pow (/ 1 (- x)) 2) (/ 1 (- x))) into (- (/ 1 (pow x 2)) (/ 1 x))
0.378 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in (x) around 0
0.378 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.378 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [backup-simplify]: Simplify 0 into 0
0.378 * [backup-simplify]: Simplify 1 into 1
0.378 * [backup-simplify]: Simplify (* 1 1) into 1
0.379 * [backup-simplify]: Simplify (/ 1 1) into 1
0.379 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.379 * [backup-simplify]: Simplify 0 into 0
0.379 * [backup-simplify]: Simplify 1 into 1
0.379 * [backup-simplify]: Simplify (/ 1 1) into 1
0.379 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 x)) in x
0.379 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.379 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.379 * [taylor]: Taking taylor expansion of x in x
0.379 * [backup-simplify]: Simplify 0 into 0
0.379 * [backup-simplify]: Simplify 1 into 1
0.379 * [backup-simplify]: Simplify (* 1 1) into 1
0.379 * [backup-simplify]: Simplify (/ 1 1) into 1
0.380 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.380 * [taylor]: Taking taylor expansion of x in x
0.380 * [backup-simplify]: Simplify 0 into 0
0.380 * [backup-simplify]: Simplify 1 into 1
0.380 * [backup-simplify]: Simplify (/ 1 1) into 1
0.380 * [backup-simplify]: Simplify (+ 1 0) into 1
0.380 * [backup-simplify]: Simplify 1 into 1
0.381 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.381 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.381 * [backup-simplify]: Simplify (- 1) into -1
0.381 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.381 * [backup-simplify]: Simplify -1 into -1
0.382 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.383 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.383 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.383 * [backup-simplify]: Simplify (- 0) into 0
0.384 * [backup-simplify]: Simplify (+ 0 0) into 0
0.384 * [backup-simplify]: Simplify 0 into 0
0.384 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.385 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.385 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.385 * [backup-simplify]: Simplify (- 0) into 0
0.386 * [backup-simplify]: Simplify (+ 0 0) into 0
0.386 * [backup-simplify]: Simplify 0 into 0
0.386 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.387 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.387 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.388 * [backup-simplify]: Simplify (- 0) into 0
0.388 * [backup-simplify]: Simplify (+ 0 0) into 0
0.388 * [backup-simplify]: Simplify 0 into 0
0.389 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.389 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.390 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.390 * [backup-simplify]: Simplify (- 0) into 0
0.390 * [backup-simplify]: Simplify (+ 0 0) into 0
0.390 * [backup-simplify]: Simplify 0 into 0
0.391 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.392 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.392 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.392 * [backup-simplify]: Simplify (- 0) into 0
0.393 * [backup-simplify]: Simplify (+ 0 0) into 0
0.393 * [backup-simplify]: Simplify 0 into 0
0.393 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.394 * [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
0.394 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.395 * [backup-simplify]: Simplify (- 0) into 0
0.395 * [backup-simplify]: Simplify (+ 0 0) into 0
0.395 * [backup-simplify]: Simplify 0 into 0
0.395 * [backup-simplify]: Simplify (+ (* -1 (/ 1 (/ 1 (- x)))) (* 1 (pow (/ 1 (/ 1 (- x))) 2))) into (+ (pow x 2) x)
0.395 * * * [progress]: simplifying candidates
0.396 * [simplify]: Simplifying:
  (* (exp (pow x 2)) (exp x))
  (log (+ (pow x 2) x))
  (exp (+ (pow x 2) x))
  (* (cbrt (+ (pow x 2) x)) (cbrt (+ (pow x 2) x)))
  (cbrt (+ (pow x 2) x))
  (* (* (+ (pow x 2) x) (+ (pow x 2) x)) (+ (pow x 2) x))
  (sqrt (+ (pow x 2) x))
  (sqrt (+ (pow x 2) x))
  (+ (pow (pow x 2) 3) (pow x 3))
  (+ (* (pow x 2) (pow x 2)) (- (* x x) (* (pow x 2) x)))
  (- (* (pow x 2) (pow x 2)) (* x x))
  (- (pow x 2) x)
  (+ (pow x 2) x)
  (+ x 1)
  (+ x 1)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
  (+ (pow x 2) x)
0.396 * [simplify]: Sending expressions to egg_math:
 (* (exp (pow h0 2)) (exp h0))
 (log (+ (pow h0 2) h0))
 (exp (+ (pow h0 2) h0))
 (* (cbrt (+ (pow h0 2) h0)) (cbrt (+ (pow h0 2) h0)))
 (cbrt (+ (pow h0 2) h0))
 (* (* (+ (pow h0 2) h0) (+ (pow h0 2) h0)) (+ (pow h0 2) h0))
 (sqrt (+ (pow h0 2) h0))
 (sqrt (+ (pow h0 2) h0))
 (+ (pow (pow h0 2) 3) (pow h0 3))
 (+ (* (pow h0 2) (pow h0 2)) (- (* h0 h0) (* (pow h0 2) h0)))
 (- (* (pow h0 2) (pow h0 2)) (* h0 h0))
 (- (pow h0 2) h0)
 (+ (pow h0 2) h0)
 (+ h0 1)
 (+ h0 1)
 (+ (pow h0 2) h0)
 (+ (pow h0 2) h0)
 (+ (pow h0 2) h0)
0.474 * * * [progress]: adding candidates to table
0.505 * [progress]: [Phase 3 of 3] Extracting.
0.505 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (+ 1.0 (* 2.0 (+ (pow x 2) x))))> #<alt (λ (x) (/ (+ x 1.0) (- 1.0 x)))>)
0.505 * * * [regime-changes]: Trying 2 branch expressions: ((/ (+ x 1.0) (- 1.0 x)) x)
0.505 * * * * [regimes]: Trying to branch on (/ (+ x 1.0) (- 1.0 x)) from (#<alt (λ (x) (+ 1.0 (* 2.0 (+ (pow x 2) x))))> #<alt (λ (x) (/ (+ x 1.0) (- 1.0 x)))>)
0.526 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (+ 1.0 (* 2.0 (+ (pow x 2) x))))> #<alt (λ (x) (/ (+ x 1.0) (- 1.0 x)))>)
0.540 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.541 * [simplify]: Simplifying:
  (/ (+ x 1.0) (- 1.0 x))
0.541 * [simplify]: Sending expressions to egg_math:
 (/ (+ h0 h1) (- h1 h0))
1.065 * [regime-testing]: Baseline error score: 0.012501562695336917
1.067 * [regime-testing]: Oracle error score: 0.005375671958994874
1.071 * [regime-testing]: End program error score: 0.012501562695336917