8.813 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.021 * [progress]: [Phase 2 of 3] Improving.
0.021 * [simplify]: Simplifying:
  (/ x (- 1.0 x))
0.022 * * [simplify]: iteration 0: 4 enodes
0.023 * * [simplify]: iteration 1: 6 enodes
0.024 * * [simplify]: iteration 2: 7 enodes
0.026 * * [simplify]: iteration complete: 7 enodes
0.026 * * [simplify]: Extracting #0: cost 1 inf + 0
0.026 * * [simplify]: Extracting #1: cost 3 inf + 0
0.026 * * [simplify]: Extracting #2: cost 4 inf + 1
0.026 * * [simplify]: Extracting #3: cost 0 inf + 12
0.026 * [simplify]: Simplified to:
  (/ x (- 1.0 x))
0.027 * * [progress]: iteration 1 / 4
0.027 * * * [progress]: picking best candidate
0.030 * * * * [pick]: Picked  #<alt (λ (x) (/ x (- 1.0 x)))>
0.030 * * * [progress]: localizing error
0.039 * * * [progress]: generating rewritten candidates
0.039 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.060 * * * [progress]: generating series expansions
0.060 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.060 * [backup-simplify]: Simplify (/ x (- 1.0 x)) into (/ x (- 1.0 x))
0.060 * [approximate]: Taking taylor expansion of (/ x (- 1.0 x)) in (x) around 0
0.060 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [backup-simplify]: Simplify 0 into 0
0.060 * [backup-simplify]: Simplify 1 into 1
0.060 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.060 * [taylor]: Taking taylor expansion of 1.0 in x
0.060 * [backup-simplify]: Simplify 1.0 into 1.0
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [backup-simplify]: Simplify 0 into 0
0.060 * [backup-simplify]: Simplify 1 into 1
0.061 * [backup-simplify]: Simplify (- 0) into 0
0.062 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.062 * [backup-simplify]: Simplify (/ 1 1.0) into 1.0
0.062 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 1 into 1
0.063 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.063 * [taylor]: Taking taylor expansion of 1.0 in x
0.063 * [backup-simplify]: Simplify 1.0 into 1.0
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [backup-simplify]: Simplify 0 into 0
0.063 * [backup-simplify]: Simplify 1 into 1
0.063 * [backup-simplify]: Simplify (- 0) into 0
0.064 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.064 * [backup-simplify]: Simplify (/ 1 1.0) into 1.0
0.064 * [backup-simplify]: Simplify 1.0 into 1.0
0.065 * [backup-simplify]: Simplify (- 1) into -1
0.065 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.068 * [backup-simplify]: Simplify (- (/ 0 1.0) (+ (* 1.0 (/ -1 1.0)))) into 1.0
0.068 * [backup-simplify]: Simplify 1.0 into 1.0
0.069 * [backup-simplify]: Simplify (- 0) into 0
0.069 * [backup-simplify]: Simplify (+ 0 0) into 0
0.073 * [backup-simplify]: Simplify (- (/ 0 1.0) (+ (* 1.0 (/ 0 1.0)) (* 1.0 (/ -1 1.0)))) into 1.0
0.074 * [backup-simplify]: Simplify 1.0 into 1.0
0.075 * [backup-simplify]: Simplify (+ (* 1.0 (pow x 3)) (+ (* 1.0 (pow x 2)) (* 1.0 x))) into (+ (* 1.0 x) (+ (* 1.0 (pow x 3)) (* 1.0 (pow x 2))))
0.075 * [backup-simplify]: Simplify (/ (/ 1 x) (- 1.0 (/ 1 x))) into (/ 1 (* (- 1.0 (/ 1 x)) x))
0.075 * [approximate]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in (x) around 0
0.075 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
0.075 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
0.075 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.075 * [taylor]: Taking taylor expansion of 1.0 in x
0.075 * [backup-simplify]: Simplify 1.0 into 1.0
0.075 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.075 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify 1 into 1
0.076 * [backup-simplify]: Simplify (/ 1 1) into 1
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 (- 1) into -1
0.077 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.077 * [backup-simplify]: Simplify (* -1 0) into 0
0.078 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.078 * [backup-simplify]: Simplify (- 0) into 0
0.079 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.080 * [backup-simplify]: Simplify (+ (* -1 1) (* 1.0 0)) into -1
0.080 * [backup-simplify]: Simplify (/ 1 -1) into -1
0.080 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
0.080 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
0.080 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.081 * [taylor]: Taking taylor expansion of 1.0 in x
0.081 * [backup-simplify]: Simplify 1.0 into 1.0
0.081 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.081 * [taylor]: Taking taylor expansion of x in x
0.081 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify 1 into 1
0.081 * [backup-simplify]: Simplify (/ 1 1) into 1
0.081 * [taylor]: Taking taylor expansion of x in x
0.081 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify 1 into 1
0.082 * [backup-simplify]: Simplify (- 1) into -1
0.082 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.082 * [backup-simplify]: Simplify (* -1 0) into 0
0.083 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.084 * [backup-simplify]: Simplify (- 0) into 0
0.084 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.085 * [backup-simplify]: Simplify (+ (* -1 1) (* 1.0 0)) into -1
0.085 * [backup-simplify]: Simplify (/ 1 -1) into -1
0.085 * [backup-simplify]: Simplify -1 into -1
0.086 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.086 * [backup-simplify]: Simplify (- 0) into 0
0.086 * [backup-simplify]: Simplify (+ 0 0) into 0
0.088 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 1.0 1) (* 0 0))) into 1.0
0.089 * [backup-simplify]: Simplify (- (+ (* -1 (/ 1.0 -1)))) into (- 1.0)
0.089 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.090 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.090 * [backup-simplify]: Simplify (- 0) into 0
0.090 * [backup-simplify]: Simplify (+ 0 0) into 0
0.091 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 1.0 0) (+ (* 0 1) (* 0 0)))) into 0
0.093 * [backup-simplify]: Simplify (- (+ (* -1 (/ 0 -1)) (* (- 1.0) (/ 1.0 -1)))) into (- 1.0)
0.094 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.094 * [backup-simplify]: Simplify (+ (* (- 1.0) (pow (/ 1 x) 2)) (+ (* (- 1.0) (/ 1 x)) -1)) into (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
0.095 * [backup-simplify]: Simplify (/ (/ 1 (- x)) (- 1.0 (/ 1 (- x)))) into (/ -1 (* (+ (/ 1 x) 1.0) x))
0.095 * [approximate]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in (x) around 0
0.095 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
0.095 * [taylor]: Taking taylor expansion of -1 in x
0.095 * [backup-simplify]: Simplify -1 into -1
0.095 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
0.095 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.095 * [taylor]: Taking taylor expansion of (/ 1 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 * [backup-simplify]: Simplify (/ 1 1) into 1
0.095 * [taylor]: Taking taylor expansion of 1.0 in x
0.095 * [backup-simplify]: Simplify 1.0 into 1.0
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 * [backup-simplify]: Simplify (+ 1 0) into 1
0.096 * [backup-simplify]: Simplify (* 1 0) into 0
0.096 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.096 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.097 * [backup-simplify]: Simplify (+ (* 1 1) (* 1.0 0)) into 1
0.097 * [backup-simplify]: Simplify (/ -1 1) into -1
0.097 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
0.097 * [taylor]: Taking taylor expansion of -1 in x
0.097 * [backup-simplify]: Simplify -1 into -1
0.097 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
0.097 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.097 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.097 * [taylor]: Taking taylor expansion of x in x
0.097 * [backup-simplify]: Simplify 0 into 0
0.097 * [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 * [taylor]: Taking taylor expansion of x in x
0.097 * [backup-simplify]: Simplify 0 into 0
0.098 * [backup-simplify]: Simplify 1 into 1
0.098 * [backup-simplify]: Simplify (+ 1 0) into 1
0.098 * [backup-simplify]: Simplify (* 1 0) into 0
0.098 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.099 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.099 * [backup-simplify]: Simplify (+ (* 1 1) (* 1.0 0)) into 1
0.099 * [backup-simplify]: Simplify (/ -1 1) into -1
0.099 * [backup-simplify]: Simplify -1 into -1
0.100 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.100 * [backup-simplify]: Simplify (+ 0 0) into 0
0.102 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 1.0 1) (* 0 0))) into 1.0
0.104 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 1.0 1)))) into 1.0
0.104 * [backup-simplify]: Simplify 1.0 into 1.0
0.104 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.105 * [backup-simplify]: Simplify (+ 0 0) into 0
0.106 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 1.0 0) (+ (* 0 1) (* 0 0)))) into 0
0.118 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 1.0 (/ 1.0 1)))) into (- 1.0)
0.118 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.119 * [backup-simplify]: Simplify (+ (* (- 1.0) (pow (/ 1 (- x)) 2)) (+ (* 1.0 (/ 1 (- x))) -1)) into (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
0.119 * * * [progress]: simplifying candidates
0.121 * [simplify]: Simplifying:
  (- (log x) (log (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (exp (/ x (- 1.0 x)))
  (/ (* (* x x) x) (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)))
  (* (cbrt (/ x (- 1.0 x))) (cbrt (/ x (- 1.0 x))))
  (cbrt (/ x (- 1.0 x)))
  (* (* (/ x (- 1.0 x)) (/ x (- 1.0 x))) (/ x (- 1.0 x)))
  (sqrt (/ x (- 1.0 x)))
  (sqrt (/ x (- 1.0 x)))
  (- x)
  (- (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt x) (cbrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x)))
  (/ (cbrt x) (sqrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt x) (- (sqrt 1.0) (sqrt x)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 1.0 x))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (cbrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 1.0 x))
  (/ (sqrt x) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt x)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ x (sqrt (- 1.0 x)))
  (/ 1 1)
  (/ x (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ x (- (sqrt 1.0) (sqrt x)))
  (/ 1 1)
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  (/ (- 1.0 x) x)
  (/ x (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (sqrt (- 1.0 x)))
  (/ x 1)
  (/ x (+ (sqrt 1.0) (sqrt x)))
  (/ x 1)
  (/ (- 1.0 x) (cbrt x))
  (/ (- 1.0 x) (sqrt x))
  (/ (- 1.0 x) x)
  (/ x (- (pow 1.0 3) (pow x 3)))
  (/ x (- (* 1.0 1.0) (* x x)))
  (+ (* 1.0 x) (+ (* 1.0 (pow x 3)) (* 1.0 (pow x 2))))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
0.122 * * [simplify]: iteration 0: 82 enodes
0.140 * * [simplify]: iteration 1: 177 enodes
0.241 * * [simplify]: iteration 2: 671 enodes
1.115 * * [simplify]: iteration 3: 3570 enodes
1.829 * * [simplify]: iteration complete: 5002 enodes
1.829 * * [simplify]: Extracting #0: cost 42 inf + 0
1.831 * * [simplify]: Extracting #1: cost 541 inf + 4
1.838 * * [simplify]: Extracting #2: cost 1563 inf + 1267
1.850 * * [simplify]: Extracting #3: cost 880 inf + 8592
1.863 * * [simplify]: Extracting #4: cost 106 inf + 12891
1.875 * * [simplify]: Extracting #5: cost 3 inf + 13589
1.887 * * [simplify]: Extracting #6: cost 0 inf + 13618
1.908 * [simplify]: Simplified to:
  (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (exp (/ x (- 1.0 x)))
  (pow (/ x (- 1.0 x)) 3)
  (* (cbrt (/ x (- 1.0 x))) (cbrt (/ x (- 1.0 x))))
  (cbrt (/ x (- 1.0 x)))
  (pow (/ x (- 1.0 x)) 3)
  (sqrt (/ x (- 1.0 x)))
  (sqrt (/ x (- 1.0 x)))
  (- x)
  (- (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt x) (cbrt (- 1.0 x)))
  (* (/ (cbrt x) (sqrt (- 1.0 x))) (cbrt x))
  (/ (cbrt x) (sqrt (- 1.0 x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt x) (- (sqrt 1.0) (sqrt x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 1.0 x))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (cbrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  (/ (sqrt x) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ x (sqrt (- 1.0 x)))
  1
  (/ x (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ x (- (sqrt 1.0) (sqrt x)))
  1
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  (+ (/ 1.0 x) -1)
  (/ x (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (sqrt (- 1.0 x)))
  x
  (/ x (+ (sqrt 1.0) (sqrt x)))
  x
  (/ (- 1.0 x) (cbrt x))
  (/ (- 1.0 x) (sqrt x))
  (+ (/ 1.0 x) -1)
  (/ x (- (pow 1.0 3) (pow x 3)))
  (/ (/ x (- 1.0 x)) (+ 1.0 x))
  (* 1.0 (+ (+ x (* x x)) (pow x 3)))
  (- (- -1 (/ 1.0 x)) (/ (/ 1.0 x) x))
  (- (- -1 (/ 1.0 x)) (/ (/ 1.0 x) x))
1.908 * * * [progress]: adding candidates to table
2.039 * * [progress]: iteration 2 / 4
2.039 * * * [progress]: picking best candidate
2.041 * * * * [pick]: Picked  #<alt (λ (x) (/ 1 (+ (/ 1.0 x) -1)))>
2.041 * * * [progress]: localizing error
2.051 * * * [progress]: generating rewritten candidates
2.051 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.097 * * * [progress]: generating series expansions
2.097 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.097 * [backup-simplify]: Simplify (/ 1 (+ (/ 1.0 x) -1)) into (/ 1 (- (* 1.0 (/ 1 x)) 1))
2.097 * [approximate]: Taking taylor expansion of (/ 1 (- (* 1.0 (/ 1 x)) 1)) in (x) around 0
2.097 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1.0 (/ 1 x)) 1)) in x
2.097 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1) in x
2.097 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.097 * [taylor]: Taking taylor expansion of 1.0 in x
2.097 * [backup-simplify]: Simplify 1.0 into 1.0
2.098 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.098 * [taylor]: Taking taylor expansion of x in x
2.098 * [backup-simplify]: Simplify 0 into 0
2.098 * [backup-simplify]: Simplify 1 into 1
2.098 * [backup-simplify]: Simplify (/ 1 1) into 1
2.098 * [taylor]: Taking taylor expansion of 1 in x
2.098 * [backup-simplify]: Simplify 1 into 1
2.099 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
2.099 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
2.100 * [backup-simplify]: Simplify (/ 1 1.0) into 1.0
2.100 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1.0 (/ 1 x)) 1)) in x
2.100 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) 1) in x
2.100 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.100 * [taylor]: Taking taylor expansion of 1.0 in x
2.100 * [backup-simplify]: Simplify 1.0 into 1.0
2.100 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.100 * [taylor]: Taking taylor expansion of x in x
2.100 * [backup-simplify]: Simplify 0 into 0
2.100 * [backup-simplify]: Simplify 1 into 1
2.100 * [backup-simplify]: Simplify (/ 1 1) into 1
2.100 * [taylor]: Taking taylor expansion of 1 in x
2.100 * [backup-simplify]: Simplify 1 into 1
2.101 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
2.101 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
2.102 * [backup-simplify]: Simplify (/ 1 1.0) into 1.0
2.102 * [backup-simplify]: Simplify 1.0 into 1.0
2.103 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.103 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
2.104 * [backup-simplify]: Simplify (- 1) into -1
2.104 * [backup-simplify]: Simplify (+ 0 -1) into -1
2.107 * [backup-simplify]: Simplify (- (+ (* 1.0 (/ -1 1.0)))) into 1.0
2.107 * [backup-simplify]: Simplify 1.0 into 1.0
2.108 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.109 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
2.109 * [backup-simplify]: Simplify (- 0) into 0
2.109 * [backup-simplify]: Simplify (+ 0 0) into 0
2.111 * [backup-simplify]: Simplify (- (+ (* 1.0 (/ 0 1.0)) (* 1.0 (/ -1 1.0)))) into 1.0
2.111 * [backup-simplify]: Simplify 1.0 into 1.0
2.111 * [backup-simplify]: Simplify (+ (* 1.0 (pow x 3)) (+ (* 1.0 (pow x 2)) (* 1.0 x))) into (+ (* 1.0 x) (+ (* 1.0 (pow x 3)) (* 1.0 (pow x 2))))
2.111 * [backup-simplify]: Simplify (/ 1 (+ (/ 1.0 (/ 1 x)) -1)) into (/ 1 (- (* 1.0 x) 1))
2.111 * [approximate]: Taking taylor expansion of (/ 1 (- (* 1.0 x) 1)) in (x) around 0
2.111 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1.0 x) 1)) in x
2.111 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1) in x
2.111 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.111 * [taylor]: Taking taylor expansion of 1.0 in x
2.112 * [backup-simplify]: Simplify 1.0 into 1.0
2.112 * [taylor]: Taking taylor expansion of x in x
2.112 * [backup-simplify]: Simplify 0 into 0
2.112 * [backup-simplify]: Simplify 1 into 1
2.112 * [taylor]: Taking taylor expansion of 1 in x
2.112 * [backup-simplify]: Simplify 1 into 1
2.112 * [backup-simplify]: Simplify (* 1.0 0) into 0
2.112 * [backup-simplify]: Simplify (- 1) into -1
2.112 * [backup-simplify]: Simplify (+ 0 -1) into -1
2.113 * [backup-simplify]: Simplify (/ 1 -1) into -1
2.113 * [taylor]: Taking taylor expansion of (/ 1 (- (* 1.0 x) 1)) in x
2.113 * [taylor]: Taking taylor expansion of (- (* 1.0 x) 1) in x
2.113 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.113 * [taylor]: Taking taylor expansion of 1.0 in x
2.113 * [backup-simplify]: Simplify 1.0 into 1.0
2.113 * [taylor]: Taking taylor expansion of x in x
2.113 * [backup-simplify]: Simplify 0 into 0
2.113 * [backup-simplify]: Simplify 1 into 1
2.113 * [taylor]: Taking taylor expansion of 1 in x
2.113 * [backup-simplify]: Simplify 1 into 1
2.113 * [backup-simplify]: Simplify (* 1.0 0) into 0
2.113 * [backup-simplify]: Simplify (- 1) into -1
2.114 * [backup-simplify]: Simplify (+ 0 -1) into -1
2.114 * [backup-simplify]: Simplify (/ 1 -1) into -1
2.114 * [backup-simplify]: Simplify -1 into -1
2.115 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0
2.115 * [backup-simplify]: Simplify (- 0) into 0
2.115 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
2.117 * [backup-simplify]: Simplify (- (+ (* -1 (/ 1.0 -1)))) into (- 1.0)
2.117 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
2.118 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 1) (* 0 0))) into 0
2.118 * [backup-simplify]: Simplify (- 0) into 0
2.118 * [backup-simplify]: Simplify (+ 0 0) into 0
2.120 * [backup-simplify]: Simplify (- (+ (* -1 (/ 0 -1)) (* (- 1.0) (/ 1.0 -1)))) into (- 1.0)
2.121 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
2.121 * [backup-simplify]: Simplify (+ (* (- 1.0) (pow (/ 1 x) 2)) (+ (* (- 1.0) (/ 1 x)) -1)) into (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
2.121 * [backup-simplify]: Simplify (/ 1 (+ (/ 1.0 (/ 1 (- x))) -1)) into (/ -1 (+ (* 1.0 x) 1))
2.121 * [approximate]: Taking taylor expansion of (/ -1 (+ (* 1.0 x) 1)) in (x) around 0
2.121 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 1.0 x) 1)) in x
2.121 * [taylor]: Taking taylor expansion of -1 in x
2.121 * [backup-simplify]: Simplify -1 into -1
2.121 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1) in x
2.121 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.121 * [taylor]: Taking taylor expansion of 1.0 in x
2.121 * [backup-simplify]: Simplify 1.0 into 1.0
2.122 * [taylor]: Taking taylor expansion of x in x
2.122 * [backup-simplify]: Simplify 0 into 0
2.122 * [backup-simplify]: Simplify 1 into 1
2.122 * [taylor]: Taking taylor expansion of 1 in x
2.122 * [backup-simplify]: Simplify 1 into 1
2.122 * [backup-simplify]: Simplify (* 1.0 0) into 0
2.122 * [backup-simplify]: Simplify (+ 0 1) into 1
2.122 * [backup-simplify]: Simplify (/ -1 1) into -1
2.122 * [taylor]: Taking taylor expansion of (/ -1 (+ (* 1.0 x) 1)) in x
2.122 * [taylor]: Taking taylor expansion of -1 in x
2.122 * [backup-simplify]: Simplify -1 into -1
2.122 * [taylor]: Taking taylor expansion of (+ (* 1.0 x) 1) in x
2.122 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.122 * [taylor]: Taking taylor expansion of 1.0 in x
2.122 * [backup-simplify]: Simplify 1.0 into 1.0
2.122 * [taylor]: Taking taylor expansion of x in x
2.123 * [backup-simplify]: Simplify 0 into 0
2.123 * [backup-simplify]: Simplify 1 into 1
2.123 * [taylor]: Taking taylor expansion of 1 in x
2.123 * [backup-simplify]: Simplify 1 into 1
2.123 * [backup-simplify]: Simplify (* 1.0 0) into 0
2.123 * [backup-simplify]: Simplify (+ 0 1) into 1
2.123 * [backup-simplify]: Simplify (/ -1 1) into -1
2.123 * [backup-simplify]: Simplify -1 into -1
2.124 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0
2.125 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
2.126 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 1.0 1)))) into 1.0
2.126 * [backup-simplify]: Simplify 1.0 into 1.0
2.127 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 1) (* 0 0))) into 0
2.127 * [backup-simplify]: Simplify (+ 0 0) into 0
2.129 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 1.0 (/ 1.0 1)))) into (- 1.0)
2.130 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
2.130 * [backup-simplify]: Simplify (+ (* (- 1.0) (pow (/ 1 (- x)) 2)) (+ (* 1.0 (/ 1 (- x))) -1)) into (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
2.130 * * * [progress]: simplifying candidates
2.131 * [simplify]: Simplifying:
  (- 1)
  (- (log (+ (/ 1.0 x) -1)))
  (- 0 (log (+ (/ 1.0 x) -1)))
  (- (log 1) (log (+ (/ 1.0 x) -1)))
  (log (/ 1 (+ (/ 1.0 x) -1)))
  (exp (/ 1 (+ (/ 1.0 x) -1)))
  (/ (* (* 1 1) 1) (* (* (+ (/ 1.0 x) -1) (+ (/ 1.0 x) -1)) (+ (/ 1.0 x) -1)))
  (* (cbrt (/ 1 (+ (/ 1.0 x) -1))) (cbrt (/ 1 (+ (/ 1.0 x) -1))))
  (cbrt (/ 1 (+ (/ 1.0 x) -1)))
  (* (* (/ 1 (+ (/ 1.0 x) -1)) (/ 1 (+ (/ 1.0 x) -1))) (/ 1 (+ (/ 1.0 x) -1)))
  (sqrt (/ 1 (+ (/ 1.0 x) -1)))
  (sqrt (/ 1 (+ (/ 1.0 x) -1)))
  (- 1)
  (- (+ (/ 1.0 x) -1))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (+ (/ 1.0 x) -1)) (cbrt (+ (/ 1.0 x) -1))))
  (/ (cbrt 1) (cbrt (+ (/ 1.0 x) -1)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (+ (/ 1.0 x) -1)))
  (/ (cbrt 1) (sqrt (+ (/ 1.0 x) -1)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (+ (/ 1.0 x) -1))
  (/ (* (cbrt 1) (cbrt 1)) (+ (sqrt (/ 1.0 x)) 1))
  (/ (cbrt 1) (- (sqrt (/ 1.0 x)) 1))
  (/ (* (cbrt 1) (cbrt 1)) (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ (cbrt 1) (- (/ (sqrt 1.0) (sqrt x)) 1))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (+ (/ 1.0 x) -1))
  (/ (sqrt 1) (* (cbrt (+ (/ 1.0 x) -1)) (cbrt (+ (/ 1.0 x) -1))))
  (/ (sqrt 1) (cbrt (+ (/ 1.0 x) -1)))
  (/ (sqrt 1) (sqrt (+ (/ 1.0 x) -1)))
  (/ (sqrt 1) (sqrt (+ (/ 1.0 x) -1)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (+ (/ 1.0 x) -1))
  (/ (sqrt 1) (+ (sqrt (/ 1.0 x)) 1))
  (/ (sqrt 1) (- (sqrt (/ 1.0 x)) 1))
  (/ (sqrt 1) (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ (sqrt 1) (- (/ (sqrt 1.0) (sqrt x)) 1))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (+ (/ 1.0 x) -1))
  (/ 1 (* (cbrt (+ (/ 1.0 x) -1)) (cbrt (+ (/ 1.0 x) -1))))
  (/ 1 (cbrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  (/ 1 1)
  (/ 1 (+ (/ 1.0 x) -1))
  (/ 1 (+ (sqrt (/ 1.0 x)) 1))
  (/ 1 (- (sqrt (/ 1.0 x)) 1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (- (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 1)
  (/ 1 (+ (/ 1.0 x) -1))
  (/ 1 (+ (/ 1.0 x) -1))
  (/ (+ (/ 1.0 x) -1) 1)
  (/ 1 (* (cbrt (+ (/ 1.0 x) -1)) (cbrt (+ (/ 1.0 x) -1))))
  (/ 1 (sqrt (+ (/ 1.0 x) -1)))
  (/ 1 1)
  (/ 1 (+ (sqrt (/ 1.0 x)) 1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 1)
  (/ (+ (/ 1.0 x) -1) (cbrt 1))
  (/ (+ (/ 1.0 x) -1) (sqrt 1))
  (/ (+ (/ 1.0 x) -1) 1)
  (/ 1 (+ (pow (/ 1.0 x) 3) (pow -1 3)))
  (/ 1 (- (* (/ 1.0 x) (/ 1.0 x)) (* -1 -1)))
  (+ (* 1.0 x) (+ (* 1.0 (pow x 3)) (* 1.0 (pow x 2))))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
2.132 * * [simplify]: iteration 0: 95 enodes
2.169 * * [simplify]: iteration 1: 202 enodes
2.248 * * [simplify]: iteration 2: 803 enodes
2.841 * * [simplify]: iteration complete: 5001 enodes
2.841 * * [simplify]: Extracting #0: cost 23 inf + 0
2.842 * * [simplify]: Extracting #1: cost 267 inf + 2
2.844 * * [simplify]: Extracting #2: cost 983 inf + 176
2.849 * * [simplify]: Extracting #3: cost 1509 inf + 2045
2.860 * * [simplify]: Extracting #4: cost 737 inf + 11718
2.872 * * [simplify]: Extracting #5: cost 42 inf + 19509
2.883 * * [simplify]: Extracting #6: cost 2 inf + 19744
2.898 * * [simplify]: Extracting #7: cost 0 inf + 19758
2.909 * [simplify]: Simplified to:
  -1
  (- (log (+ -1 (/ 1.0 x))))
  (- (log (+ -1 (/ 1.0 x))))
  (- (log (+ -1 (/ 1.0 x))))
  (- (log (+ -1 (/ 1.0 x))))
  (exp (/ 1 (+ -1 (/ 1.0 x))))
  (pow (/ 1 (+ -1 (/ 1.0 x))) 3)
  (* (cbrt (/ 1 (+ -1 (/ 1.0 x)))) (cbrt (/ 1 (+ -1 (/ 1.0 x)))))
  (cbrt (/ 1 (+ -1 (/ 1.0 x))))
  (pow (/ 1 (+ -1 (/ 1.0 x))) 3)
  (sqrt (/ 1 (+ -1 (/ 1.0 x))))
  (sqrt (/ 1 (+ -1 (/ 1.0 x))))
  -1
  (+ 1 (- (/ 1.0 x)))
  (/ 1 (* (cbrt (+ -1 (/ 1.0 x))) (cbrt (+ -1 (/ 1.0 x)))))
  (/ 1 (cbrt (+ -1 (/ 1.0 x))))
  (/ 1 (sqrt (+ -1 (/ 1.0 x))))
  (/ 1 (sqrt (+ -1 (/ 1.0 x))))
  1
  (/ 1 (+ -1 (/ 1.0 x)))
  (/ 1 (+ 1 (sqrt (/ 1.0 x))))
  (/ 1 (+ (sqrt (/ 1.0 x)) -1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (+ -1 (/ (sqrt 1.0) (sqrt x))))
  1
  (/ 1 (+ -1 (/ 1.0 x)))
  (/ 1 (* (cbrt (+ -1 (/ 1.0 x))) (cbrt (+ -1 (/ 1.0 x)))))
  (/ 1 (cbrt (+ -1 (/ 1.0 x))))
  (/ 1 (sqrt (+ -1 (/ 1.0 x))))
  (/ 1 (sqrt (+ -1 (/ 1.0 x))))
  1
  (/ 1 (+ -1 (/ 1.0 x)))
  (/ 1 (+ 1 (sqrt (/ 1.0 x))))
  (/ 1 (+ (sqrt (/ 1.0 x)) -1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (+ -1 (/ (sqrt 1.0) (sqrt x))))
  1
  (/ 1 (+ -1 (/ 1.0 x)))
  (/ 1 (* (cbrt (+ -1 (/ 1.0 x))) (cbrt (+ -1 (/ 1.0 x)))))
  (/ 1 (cbrt (+ -1 (/ 1.0 x))))
  (/ 1 (sqrt (+ -1 (/ 1.0 x))))
  (/ 1 (sqrt (+ -1 (/ 1.0 x))))
  1
  (/ 1 (+ -1 (/ 1.0 x)))
  (/ 1 (+ 1 (sqrt (/ 1.0 x))))
  (/ 1 (+ (sqrt (/ 1.0 x)) -1))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  (/ 1 (+ -1 (/ (sqrt 1.0) (sqrt x))))
  1
  (/ 1 (+ -1 (/ 1.0 x)))
  (/ 1 (+ -1 (/ 1.0 x)))
  (+ -1 (/ 1.0 x))
  (/ 1 (* (cbrt (+ -1 (/ 1.0 x))) (cbrt (+ -1 (/ 1.0 x)))))
  (/ 1 (sqrt (+ -1 (/ 1.0 x))))
  1
  (/ 1 (+ 1 (sqrt (/ 1.0 x))))
  (/ 1 (+ (/ (sqrt 1.0) (sqrt x)) 1))
  1
  (+ -1 (/ 1.0 x))
  (+ -1 (/ 1.0 x))
  (+ -1 (/ 1.0 x))
  (/ 1 (+ (pow (/ 1.0 x) 3) -1))
  (/ 1 (+ -1 (* (/ 1.0 x) (/ 1.0 x))))
  (* 1.0 (+ (* x x) (+ x (pow x 3))))
  (- (+ (/ 1.0 (* x x)) (+ 1 (/ 1.0 x))))
  (- (+ (/ 1.0 (* x x)) (+ 1 (/ 1.0 x))))
2.909 * * * [progress]: adding candidates to table
3.030 * [progress]: [Phase 3 of 3] Extracting.
3.030 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (/ 1 (+ (/ 1.0 x) -1)))>)
3.030 * * * [regime-changes]: Trying 2 branch expressions: ((/ x (- 1.0 x)) x)
3.030 * * * * [regimes]: Trying to branch on (/ x (- 1.0 x)) from (#<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (/ 1 (+ (/ 1.0 x) -1)))>)
3.049 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (/ 1 (+ (/ 1.0 x) -1)))>)
3.082 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
3.082 * [simplify]: Simplifying:
  (/ x (- 1.0 x))
3.082 * * [simplify]: iteration 0: 4 enodes
3.082 * * [simplify]: iteration complete: 4 enodes
3.082 * * [simplify]: Extracting #0: cost 1 inf + 0
3.082 * * [simplify]: Extracting #1: cost 3 inf + 0
3.082 * * [simplify]: Extracting #2: cost 3 inf + 1
3.082 * * [simplify]: Extracting #3: cost 0 inf + 10
3.083 * [simplify]: Simplified to:
  (/ x (- 1.0 x))
3.693 * [regime-testing]: Baseline error score: 0.006500812601575197
3.695 * [regime-testing]: Oracle error score: 0.0030003750468808603
3.699 * [regime-testing]: End program error score: 0.006500812601575197