12.025 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.013 * [progress]: [Phase 2 of 3] Improving.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- x y) x)
0.015 * * [simplify]: iteration  0 :  9  enodes  (cost  2 )
0.016 * * [simplify]: iteration  1 :  13  enodes  (cost  2 )
0.017 * * [simplify]: iteration  2 :  17  enodes  (cost  2 )
0.019 * * [simplify]: iteration  3 :  17  enodes  (cost  2 )
0.019 * [simplify]: Simplified to:
   (/ (- x y) x)
0.019 * * [progress]: iteration 1 / 4
0.019 * * * [progress]: picking best candidate
0.020 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- x y) x))>
0.020 * * * [progress]: localizing error
0.026 * * * [progress]: generating rewritten candidates
0.027 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.033 * * * [progress]: generating series expansions
0.033 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.034 * [approximate]: Taking taylor expansion of (/ (- x y) x) in (x y) around 0
0.034 * [taylor]: Taking taylor expansion of (/ (- x y) x) in y
0.034 * [taylor]: Taking taylor expansion of (- x y) in y
0.034 * [taylor]: Taking taylor expansion of x in y
0.034 * [taylor]: Taking taylor expansion of y in y
0.034 * [taylor]: Taking taylor expansion of x in y
0.034 * [taylor]: Taking taylor expansion of (/ (- x y) x) in x
0.034 * [taylor]: Taking taylor expansion of (- x y) in x
0.034 * [taylor]: Taking taylor expansion of x in x
0.034 * [taylor]: Taking taylor expansion of y in x
0.034 * [taylor]: Taking taylor expansion of x in x
0.034 * [taylor]: Taking taylor expansion of (/ (- x y) x) in x
0.034 * [taylor]: Taking taylor expansion of (- x y) in x
0.034 * [taylor]: Taking taylor expansion of x in x
0.034 * [taylor]: Taking taylor expansion of y in x
0.034 * [taylor]: Taking taylor expansion of x in x
0.035 * [taylor]: Taking taylor expansion of (* -1 y) in y
0.035 * [taylor]: Taking taylor expansion of -1 in y
0.035 * [taylor]: Taking taylor expansion of y in y
0.036 * [taylor]: Taking taylor expansion of 1 in y
0.038 * [taylor]: Taking taylor expansion of 0 in y
0.040 * [taylor]: Taking taylor expansion of 0 in y
0.040 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in (x y) around 0
0.040 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in y
0.040 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.040 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.040 * [taylor]: Taking taylor expansion of x in y
0.040 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of x in y
0.040 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
0.040 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.040 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.041 * [taylor]: Taking taylor expansion of y in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) x) in x
0.041 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.041 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.041 * [taylor]: Taking taylor expansion of y in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of 0 in y
0.042 * [taylor]: Taking taylor expansion of 1 in y
0.044 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.044 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.044 * [taylor]: Taking taylor expansion of y in y
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.048 * [taylor]: Taking taylor expansion of 0 in y
0.049 * [approximate]: Taking taylor expansion of (* -1 (* x (- (/ 1 y) (/ 1 x)))) in (x y) around 0
0.049 * [taylor]: Taking taylor expansion of (* -1 (* x (- (/ 1 y) (/ 1 x)))) in y
0.049 * [taylor]: Taking taylor expansion of -1 in y
0.049 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in y
0.049 * [taylor]: Taking taylor expansion of x in y
0.049 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.049 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.049 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.050 * [taylor]: Taking taylor expansion of x in y
0.050 * [taylor]: Taking taylor expansion of (* -1 (* x (- (/ 1 y) (/ 1 x)))) in x
0.050 * [taylor]: Taking taylor expansion of -1 in x
0.050 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.050 * [taylor]: Taking taylor expansion of y in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of (* -1 (* x (- (/ 1 y) (/ 1 x)))) in x
0.050 * [taylor]: Taking taylor expansion of -1 in x
0.050 * [taylor]: Taking taylor expansion of (* x (- (/ 1 y) (/ 1 x))) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.050 * [taylor]: Taking taylor expansion of y in x
0.050 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of 0 in y
0.053 * [taylor]: Taking taylor expansion of 1 in y
0.055 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.058 * [taylor]: Taking taylor expansion of 0 in y
0.061 * [taylor]: Taking taylor expansion of 0 in y
0.062 * * * [progress]: simplifying candidates
0.062 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- x y)) (log x))
  (log (/ (- x y) x))
  (exp (/ (- x y) x))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* x x) x))
  (* (cbrt (/ (- x y) x)) (cbrt (/ (- x y) x)))
  (cbrt (/ (- x y) x))
  (* (* (/ (- x y) x) (/ (- x y) x)) (/ (- x y) x))
  (sqrt (/ (- x y) x))
  (sqrt (/ (- x y) x))
  (- (- x y))
  (- x)
  (/ x x)
  (/ y x)
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (- x y)) (cbrt x))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt x))
  (/ (cbrt (- x y)) (sqrt x))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) x)
  (/ (sqrt (- x y)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- x y)) (cbrt x))
  (/ (sqrt (- x y)) (sqrt x))
  (/ (sqrt (- x y)) (sqrt x))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- x y) (sqrt x))
  (/ 1 1)
  (/ (- x y) x)
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt x) (cbrt x)))
  (/ (- (sqrt x) (sqrt y)) (cbrt x))
  (/ (+ (sqrt x) (sqrt y)) (sqrt x))
  (/ (- (sqrt x) (sqrt y)) (sqrt x))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- x y) (sqrt x))
  (/ 1 1)
  (/ (- x y) x)
  (/ 1 x)
  (/ x (- x y))
  (/ (- x y) (* (cbrt x) (cbrt x)))
  (/ (- x y) (sqrt x))
  (/ (- x y) 1)
  (/ x (cbrt (- x y)))
  (/ x (sqrt (- x y)))
  (/ x (- x y))
  (/ x (- (sqrt x) (sqrt y)))
  (/ x (- x y))
  (* x (+ (* x x) (+ (* y y) (* x y))))
  (* x (+ x y))
  (- 1 (/ y x))
  (- 1 (/ y x))
  (- 1 (/ y x))
0.066 * * [simplify]: iteration  0 :  148  enodes  (cost  196 )
0.069 * * [simplify]: iteration  1 :  447  enodes  (cost  186 )
0.076 * * [simplify]: iteration  2 :  2039  enodes  (cost  185 )
0.118 * * [simplify]: iteration  3 :  5001  enodes  (cost  185 )
0.119 * [simplify]: Simplified to:
   (log (/ (- x y) x))
  (log (/ (- x y) x))
  (exp (/ (- x y) x))
  (pow (- 1 (/ y x)) 3)
  (* (cbrt (/ (- x y) x)) (cbrt (/ (- x y) x)))
  (cbrt (/ (- x y) x))
  (pow (- 1 (/ y x)) 3)
  (sqrt (/ (- x y) x))
  (sqrt (/ (- x y) x))
  (- (- x y))
  (- x)
  1
  (/ y x)
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (- x y)) (cbrt x))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt x))
  (/ (cbrt (- x y)) (sqrt x))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) x)
  (/ (sqrt (- x y)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (- x y)) (cbrt x))
  (/ (sqrt (- x y)) (sqrt x))
  (/ (sqrt (- x y)) (sqrt x))
  (sqrt (- x y))
  (/ (sqrt (- x y)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- x y) (sqrt x))
  1
  (- 1 (/ y x))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt x) (cbrt x)))
  (/ (- (sqrt x) (sqrt y)) (cbrt x))
  (/ (+ (sqrt x) (sqrt y)) (sqrt x))
  (- 1 (/ (sqrt y) (sqrt x)))
  (+ (sqrt x) (sqrt y))
  (/ (- (sqrt x) (sqrt y)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (- x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (- x y) (sqrt x))
  1
  (- 1 (/ y x))
  (/ 1 x)
  (/ x (- x y))
  (/ (- x y) (* (cbrt x) (cbrt x)))
  (/ (- x y) (sqrt x))
  (- x y)
  (/ x (cbrt (- x y)))
  (/ x (sqrt (- x y)))
  (/ x (- x y))
  (/ x (- (sqrt x) (sqrt y)))
  (/ x (- x y))
  (* (+ (* y (+ y x)) (* x x)) x)
  (* x (+ x y))
  (- 1 (/ y x))
  (- 1 (/ y x))
  (- 1 (/ y x))
0.119 * * * [progress]: adding candidates to table
0.181 * * [progress]: iteration 2 / 4
0.181 * * * [progress]: picking best candidate
0.182 * * * * [pick]: Picked  #<alt (λ (x y) (* 1 (- 1 (/ y x))))>
0.183 * * * [progress]: localizing error
0.187 * * * [progress]: generating rewritten candidates
0.187 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.197 * * * [progress]: generating series expansions
0.197 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.197 * [approximate]: Taking taylor expansion of (- 1 (/ y x)) in (y x) around 0
0.197 * [taylor]: Taking taylor expansion of (- 1 (/ y x)) in x
0.197 * [taylor]: Taking taylor expansion of 1 in x
0.197 * [taylor]: Taking taylor expansion of (/ y x) in x
0.197 * [taylor]: Taking taylor expansion of y in x
0.197 * [taylor]: Taking taylor expansion of x in x
0.197 * [taylor]: Taking taylor expansion of (- 1 (/ y x)) in y
0.197 * [taylor]: Taking taylor expansion of 1 in y
0.197 * [taylor]: Taking taylor expansion of (/ y x) in y
0.197 * [taylor]: Taking taylor expansion of y in y
0.197 * [taylor]: Taking taylor expansion of x in y
0.197 * [taylor]: Taking taylor expansion of (- 1 (/ y x)) in y
0.197 * [taylor]: Taking taylor expansion of 1 in y
0.197 * [taylor]: Taking taylor expansion of (/ y x) in y
0.197 * [taylor]: Taking taylor expansion of y in y
0.197 * [taylor]: Taking taylor expansion of x in y
0.198 * [taylor]: Taking taylor expansion of 1 in x
0.198 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.198 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.198 * [taylor]: Taking taylor expansion of x in x
0.199 * [taylor]: Taking taylor expansion of 0 in x
0.200 * [taylor]: Taking taylor expansion of 0 in x
0.201 * [taylor]: Taking taylor expansion of 0 in x
0.201 * [approximate]: Taking taylor expansion of (- 1 (/ x y)) in (y x) around 0
0.201 * [taylor]: Taking taylor expansion of (- 1 (/ x y)) in x
0.201 * [taylor]: Taking taylor expansion of 1 in x
0.201 * [taylor]: Taking taylor expansion of (/ x y) in x
0.202 * [taylor]: Taking taylor expansion of x in x
0.202 * [taylor]: Taking taylor expansion of y in x
0.202 * [taylor]: Taking taylor expansion of (- 1 (/ x y)) in y
0.202 * [taylor]: Taking taylor expansion of 1 in y
0.202 * [taylor]: Taking taylor expansion of (/ x y) in y
0.202 * [taylor]: Taking taylor expansion of x in y
0.202 * [taylor]: Taking taylor expansion of y in y
0.202 * [taylor]: Taking taylor expansion of (- 1 (/ x y)) in y
0.202 * [taylor]: Taking taylor expansion of 1 in y
0.202 * [taylor]: Taking taylor expansion of (/ x y) in y
0.202 * [taylor]: Taking taylor expansion of x in y
0.202 * [taylor]: Taking taylor expansion of y in y
0.202 * [taylor]: Taking taylor expansion of (- x) in x
0.202 * [taylor]: Taking taylor expansion of x in x
0.203 * [taylor]: Taking taylor expansion of 1 in x
0.205 * [taylor]: Taking taylor expansion of 0 in x
0.206 * [taylor]: Taking taylor expansion of 0 in x
0.207 * [approximate]: Taking taylor expansion of (- 1 (/ x y)) in (y x) around 0
0.207 * [taylor]: Taking taylor expansion of (- 1 (/ x y)) in x
0.207 * [taylor]: Taking taylor expansion of 1 in x
0.207 * [taylor]: Taking taylor expansion of (/ x y) in x
0.207 * [taylor]: Taking taylor expansion of x in x
0.207 * [taylor]: Taking taylor expansion of y in x
0.207 * [taylor]: Taking taylor expansion of (- 1 (/ x y)) in y
0.207 * [taylor]: Taking taylor expansion of 1 in y
0.207 * [taylor]: Taking taylor expansion of (/ x y) in y
0.207 * [taylor]: Taking taylor expansion of x in y
0.207 * [taylor]: Taking taylor expansion of y in y
0.207 * [taylor]: Taking taylor expansion of (- 1 (/ x y)) in y
0.207 * [taylor]: Taking taylor expansion of 1 in y
0.207 * [taylor]: Taking taylor expansion of (/ x y) in y
0.207 * [taylor]: Taking taylor expansion of x in y
0.207 * [taylor]: Taking taylor expansion of y in y
0.207 * [taylor]: Taking taylor expansion of (- x) in x
0.207 * [taylor]: Taking taylor expansion of x in x
0.208 * [taylor]: Taking taylor expansion of 1 in x
0.210 * [taylor]: Taking taylor expansion of 0 in x
0.211 * [taylor]: Taking taylor expansion of 0 in x
0.212 * * * [progress]: simplifying candidates
0.212 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp 1) (exp (/ y x)))
  (log (- 1 (/ y x)))
  (exp (- 1 (/ y x)))
  (* (cbrt (- 1 (/ y x))) (cbrt (- 1 (/ y x))))
  (cbrt (- 1 (/ y x)))
  (* (* (- 1 (/ y x)) (- 1 (/ y x))) (- 1 (/ y x)))
  (sqrt (- 1 (/ y x)))
  (sqrt (- 1 (/ y x)))
  (- (pow 1 3) (pow (/ y x) 3))
  (+ (* 1 1) (+ (* (/ y x) (/ y x)) (* 1 (/ y x))))
  (- (/ y x))
  (- (* 1 1) (* (/ y x) (/ y x)))
  (+ 1 (/ y x))
  (+ (sqrt 1) (sqrt (/ y x)))
  (- (sqrt 1) (sqrt (/ y x)))
  (+ (sqrt 1) (/ (sqrt y) (sqrt x)))
  (- (sqrt 1) (/ (sqrt y) (sqrt x)))
  (+ 1 (sqrt (/ y x)))
  (- 1 (sqrt (/ y x)))
  (+ 1 (/ (sqrt y) (sqrt x)))
  (- 1 (/ (sqrt y) (sqrt x)))
  (- 1 (/ y x))
  (- (/ y x))
  (- 1 (/ y x))
  (- 1 (/ y x))
  (- 1 (/ y x))
0.215 * * [simplify]: iteration  0 :  88  enodes  (cost  91 )
0.217 * * [simplify]: iteration  1 :  318  enodes  (cost  82 )
0.222 * * [simplify]: iteration  2 :  806  enodes  (cost  82 )
0.237 * * [simplify]: iteration  3 :  2741  enodes  (cost  82 )
0.295 * * [simplify]: iteration  4 :  5003  enodes  (cost  82 )
0.296 * [simplify]: Simplified to:
   (exp (- 1 (/ y x)))
  (log (- 1 (/ y x)))
  (exp (- 1 (/ y x)))
  (* (cbrt (- 1 (/ y x))) (cbrt (- 1 (/ y x))))
  (cbrt (- 1 (/ y x)))
  (pow (- 1 (/ y x)) 3)
  (sqrt (- 1 (/ y x)))
  (sqrt (- 1 (/ y x)))
  (- 1 (pow (/ y x) 3))
  (+ (* (/ y x) (+ (/ y x) 1)) 1)
  (- (/ y x))
  (- 1 (* (/ y x) (/ y x)))
  (+ 1 (/ y x))
  (+ 1 (sqrt (/ y x)))
  (- 1 (sqrt (/ y x)))
  (+ 1 (/ (sqrt y) (sqrt x)))
  (- 1 (/ (sqrt y) (sqrt x)))
  (+ 1 (sqrt (/ y x)))
  (- 1 (sqrt (/ y x)))
  (+ 1 (/ (sqrt y) (sqrt x)))
  (- 1 (/ (sqrt y) (sqrt x)))
  (- 1 (/ y x))
  (- (/ y x))
  (- 1 (/ y x))
  (- 1 (/ y x))
  (- 1 (/ y x))
0.296 * * * [progress]: adding candidates to table
0.321 * [progress]: [Phase 3 of 3] Extracting.
0.321 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (- x y) x))> #<alt (λ (x y) (* 1 (- 1 (/ y x))))>)
0.321 * * * [regime-changes]: Trying 3 branch expressions: ((/ (- x y) x) y x)
0.321 * * * * [regimes]: Trying to branch on (/ (- x y) x) from (#<alt (λ (x y) (/ (- x y) x))> #<alt (λ (x y) (* 1 (- 1 (/ y x))))>)
0.332 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (- x y) x))> #<alt (λ (x y) (* 1 (- 1 (/ y x))))>)
0.342 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (- x y) x))> #<alt (λ (x y) (* 1 (- 1 (/ y x))))>)
0.352 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.352 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 1 (- 1 (/ y x)))
0.352 * * [simplify]: iteration  0 :  9  enodes  (cost  2 )
0.353 * * [simplify]: iteration  1 :  11  enodes  (cost  2 )
0.353 * * [simplify]: iteration  2 :  11  enodes  (cost  2 )
0.353 * [simplify]: Simplified to:
   (- 1 (/ y x))
0.720 * [regime-testing]: Baseline error score: 0.0018233482311190343
0.721 * [regime-testing]: Oracle error score: 0.00025003125390673836
0.722 * [regime-testing]: End program error score: 0.0018233482311190343
0.739 * [regime-testing]: Target error score: 0.0018233482311190343