22.807 * [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> :
   (sqrt (+ (* x x) (* y y)))
0.015 * * [simplify]: iteration  0 :  7  enodes  (cost  4 )
0.016 * * [simplify]: iteration  1 :  7  enodes  (cost  4 )
0.016 * [simplify]: Simplified to:
   (sqrt (+ (* x x) (* y y)))
0.016 * * [progress]: iteration 1 / 4
0.016 * * * [progress]: picking best candidate
0.018 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>
0.018 * * * [progress]: localizing error
0.023 * * * [progress]: generating rewritten candidates
0.023 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.027 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.031 * * * [progress]: generating series expansions
0.031 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.031 * [approximate]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in (x y) around 0
0.031 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in y
0.031 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.031 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.031 * [taylor]: Taking taylor expansion of x in y
0.031 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.031 * [taylor]: Taking taylor expansion of y in y
0.032 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in x
0.032 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.032 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.032 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in x
0.032 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.032 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.032 * [taylor]: Taking taylor expansion of y in x
0.033 * [taylor]: Taking taylor expansion of y in y
0.033 * [taylor]: Taking taylor expansion of 0 in y
0.034 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.034 * [taylor]: Taking taylor expansion of 1/2 in y
0.034 * [taylor]: Taking taylor expansion of y in y
0.036 * [taylor]: Taking taylor expansion of 0 in y
0.037 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.037 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.037 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.037 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.037 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.037 * [taylor]: Taking taylor expansion of x in y
0.037 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.037 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.037 * [taylor]: Taking taylor expansion of y in y
0.039 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.040 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.040 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.040 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.040 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.040 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.040 * [taylor]: Taking taylor expansion of y in x
0.042 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.042 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.042 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.042 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.043 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.043 * [taylor]: Taking taylor expansion of y in x
0.045 * [taylor]: Taking taylor expansion of 1 in y
0.045 * [taylor]: Taking taylor expansion of 0 in y
0.047 * [taylor]: Taking taylor expansion of (/ 1/2 (pow y 2)) in y
0.047 * [taylor]: Taking taylor expansion of 1/2 in y
0.047 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.050 * [taylor]: Taking taylor expansion of 0 in y
0.051 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.051 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.051 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.051 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.051 * [taylor]: Taking taylor expansion of x in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.051 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.054 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.054 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.054 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.054 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.054 * [taylor]: Taking taylor expansion of y in x
0.057 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.057 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.057 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.057 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.057 * [taylor]: Taking taylor expansion of y in x
0.059 * [taylor]: Taking taylor expansion of 1 in y
0.059 * [taylor]: Taking taylor expansion of 0 in y
0.061 * [taylor]: Taking taylor expansion of (/ 1/2 (pow y 2)) in y
0.061 * [taylor]: Taking taylor expansion of 1/2 in y
0.061 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.061 * [taylor]: Taking taylor expansion of y in y
0.064 * [taylor]: Taking taylor expansion of 0 in y
0.066 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.066 * [approximate]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in (x y) around 0
0.066 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.066 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.066 * [taylor]: Taking taylor expansion of x in y
0.066 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.066 * [taylor]: Taking taylor expansion of y in y
0.066 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.066 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.069 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.069 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [taylor]: Taking taylor expansion of 1 in y
0.072 * [taylor]: Taking taylor expansion of 0 in y
0.074 * [taylor]: Taking taylor expansion of 0 in y
0.074 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0
0.074 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.074 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.074 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.074 * [taylor]: Taking taylor expansion of x in y
0.074 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.074 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.074 * [taylor]: Taking taylor expansion of y in y
0.075 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.075 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.075 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.075 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.075 * [taylor]: Taking taylor expansion of y in x
0.075 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.076 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.076 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.076 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.076 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.076 * [taylor]: Taking taylor expansion of y in x
0.077 * [taylor]: Taking taylor expansion of 1 in y
0.078 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.079 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.079 * [taylor]: Taking taylor expansion of y in y
0.081 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.085 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0
0.085 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.085 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.085 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.085 * [taylor]: Taking taylor expansion of x in y
0.085 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.085 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.085 * [taylor]: Taking taylor expansion of y in y
0.085 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.085 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.086 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.086 * [taylor]: Taking taylor expansion of y in x
0.086 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.086 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.086 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.086 * [taylor]: Taking taylor expansion of x in x
0.087 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.087 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.087 * [taylor]: Taking taylor expansion of y in x
0.087 * [taylor]: Taking taylor expansion of 1 in y
0.088 * [taylor]: Taking taylor expansion of 0 in y
0.089 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.089 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.089 * [taylor]: Taking taylor expansion of y in y
0.091 * [taylor]: Taking taylor expansion of 0 in y
0.094 * [taylor]: Taking taylor expansion of 0 in y
0.095 * * * [progress]: simplifying candidates
0.095 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (+ (pow (* x x) 3) (pow (* y y) 3)))
  (sqrt (+ (* (* x x) (* x x)) (- (* (* y y) (* y y)) (* (* x x) (* y y)))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* x x) (* y y)))
  (+ (pow (* x x) 3) (pow (* y y) 3))
  (+ (* (* x x) (* x x)) (- (* (* y y) (* y y)) (* (* x x) (* y y))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* x x) (* y y))
  y
  x
  (* -1 x)
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
0.098 * * [simplify]: iteration  0 :  74  enodes  (cost  64 )
0.100 * * [simplify]: iteration  1 :  287  enodes  (cost  60 )
0.105 * * [simplify]: iteration  2 :  729  enodes  (cost  60 )
0.121 * * [simplify]: iteration  3 :  2796  enodes  (cost  60 )
0.206 * * [simplify]: iteration  4 :  5001  enodes  (cost  60 )
0.207 * [simplify]: Simplified to:
   (sqrt (+ (pow (* x x) 3) (pow (* y y) 3)))
  (sqrt (+ (* (* x x) (* x x)) (- (* (* y y) (* y y)) (* (* x x) (* y y)))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* x x) (* y y)))
  (+ (pow (* x x) 3) (pow (* y y) 3))
  (- (pow y 4) (- (* (* x x) (* y y)) (pow x 4)))
  (+ (* (- (pow y 3)) y) (pow x 4))
  (- (* x x) (* y y))
  y
  x
  (* -1 x)
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
0.207 * * * [progress]: adding candidates to table
0.232 * * [progress]: iteration 2 / 4
0.232 * * * [progress]: picking best candidate
0.234 * * * * [pick]: Picked  #<alt (λ (x y) y)>
0.234 * * * [progress]: localizing error
0.235 * * * [progress]: generating rewritten candidates
0.235 * * * [progress]: generating series expansions
0.235 * * * [progress]: simplifying candidates
0.235 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.237 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.237 * [simplify]: Simplified to:
   
0.237 * * * [progress]: adding candidates to table
0.237 * * [progress]: iteration 3 / 4
0.237 * * * [progress]: picking best candidate
0.241 * * * * [pick]: Picked  #<alt (λ (x y) x)>
0.241 * * * [progress]: localizing error
0.242 * * * [progress]: generating rewritten candidates
0.242 * * * [progress]: generating series expansions
0.242 * * * [progress]: simplifying candidates
0.242 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.244 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.244 * [simplify]: Simplified to:
   
0.244 * * * [progress]: adding candidates to table
0.245 * * [progress]: iteration 4 / 4
0.245 * * * [progress]: picking best candidate
0.245 * * * * [pick]: Picked  #<alt (λ (x y) (* -1 x))>
0.245 * * * [progress]: localizing error
0.247 * * * [progress]: generating rewritten candidates
0.247 * * * [progress]: generating series expansions
0.247 * * * [progress]: simplifying candidates
0.247 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.249 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.249 * [simplify]: Simplified to:
   
0.249 * * * [progress]: adding candidates to table
0.250 * [progress]: [Phase 3 of 3] Extracting.
0.250 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.250 * * * [regime-changes]: Trying 6 branch expressions: ((* y y) (* x x) (+ (* x x) (* y y)) (sqrt (+ (* x x) (* y y))) y x)
0.250 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.269 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.288 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.302 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.316 * * * * [regimes]: Trying to branch on (+ (* x x) (* y y)) from (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.335 * * * * [regimes]: Trying to branch on (sqrt (+ (* x x) (* y y))) from (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.360 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.402 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.447 * * * [regime]: Found split indices: #<option (#s(si 1 36) #s(si 3 85) #s(si 2 100) #s(si 3 124) #s(si 2 132) #s(si 3 216) #s(si 0 255))>
0.447 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.589 * [regimes]: Found splitpoints: (#s(sp 1 x -3.083108636099379e+138) #s(sp 3 x -1.1813831187355925e-160) #s(sp 2 x -1.4034448373480268e-212) #s(sp 3 x 6.334115908524809e-304) #s(sp 2 x 5.55126095100351e-260) #s(sp 3 x 9.233782125719961e+120) #s(sp 0 x +nan.0)) , with alts (#<alt (λ (x y) x)> #<alt (λ (x y) (* -1 x))> #<alt (λ (x y) y)> #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>)
0.589 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= x -3.083108636099379e+138) (* -1 x) (if (<= x -1.1813831187355925e-160) (sqrt (+ (* x x) (* y y))) (if (<= x -1.4034448373480268e-212) y (if (<= x 6.334115908524809e-304) (sqrt (+ (* x x) (* y y))) (if (<= x 5.55126095100351e-260) y (if (<= x 9.233782125719961e+120) (sqrt (+ (* x x) (* y y))) x))))))
0.590 * * [simplify]: iteration  0 :  29  enodes  (cost  13 )
0.591 * * [simplify]: iteration  1 :  29  enodes  (cost  13 )
0.591 * [simplify]: Simplified to:
   (if (<= x -3.083108636099379e+138) (* -1 x) (if (<= x -1.1813831187355925e-160) (sqrt (+ (* x x) (* y y))) (if (<= x -1.4034448373480268e-212) y (if (<= x 6.334115908524809e-304) (sqrt (+ (* x x) (* y y))) (if (<= x 5.55126095100351e-260) y (if (<= x 9.233782125719961e+120) (sqrt (+ (* x x) (* y y))) x))))))
1.014 * [regime-testing]: Baseline error score: 31.971037206677263
1.015 * [regime-testing]: Oracle error score: 8.056999867114522
1.017 * [regime-testing]: End program error score: 18.24200261659415
1.049 * [regime-testing]: Target error score: 18.142689573906214