9.172 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* 2.0 (+ (* x x) (* x y)))
0.018 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.019 * * [simplify]: iteration  1 :  19  enodes  (cost  7 )
0.022 * * [simplify]: iteration  2 :  39  enodes  (cost  7 )
0.028 * * [simplify]: iteration  3 :  58  enodes  (cost  7 )
0.037 * * [simplify]: iteration  4 :  64  enodes  (cost  7 )
0.049 * * [simplify]: iteration  done :  64  enodes  (cost  7 )
0.050 * [simplify]: Simplified to:
   (* (* x (+ x y)) 2.0)
0.052 * * [progress]: iteration 1 / 4
0.052 * * * [progress]: picking best candidate
0.054 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x (+ x y)) 2.0))>
0.054 * * * [progress]: localizing error
0.059 * * * [progress]: generating rewritten candidates
0.059 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.070 * * * [progress]: generating series expansions
0.070 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.070 * [approximate]: Taking taylor expansion of (* x (+ x y)) in (x y) around 0
0.070 * [taylor]: Taking taylor expansion of (* x (+ x y)) in y
0.070 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of (+ x y) in y
0.070 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of (* x (+ x y)) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (+ x y) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of y in x
0.070 * [taylor]: Taking taylor expansion of (* x (+ x y)) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (+ x y) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of y in x
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.071 * [taylor]: Taking taylor expansion of y in y
0.072 * [taylor]: Taking taylor expansion of 1 in y
0.073 * [taylor]: Taking taylor expansion of 0 in y
0.075 * [taylor]: Taking taylor expansion of 0 in y
0.075 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in (x y) around 0
0.075 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in y
0.075 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.075 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.075 * [taylor]: Taking taylor expansion of y in y
0.075 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.075 * [taylor]: Taking taylor expansion of x in y
0.075 * [taylor]: Taking taylor expansion of x in y
0.076 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.076 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.076 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.076 * [taylor]: Taking taylor expansion of y in x
0.076 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.076 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.077 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.077 * [taylor]: Taking taylor expansion of y in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of 1 in y
0.078 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.078 * [taylor]: Taking taylor expansion of y in y
0.080 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.086 * [taylor]: Taking taylor expansion of 0 in y
0.086 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in (x y) around 0
0.086 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in y
0.086 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.086 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.086 * [taylor]: Taking taylor expansion of y in y
0.086 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.086 * [taylor]: Taking taylor expansion of x in y
0.087 * [taylor]: Taking taylor expansion of x in y
0.087 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.087 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.087 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.087 * [taylor]: Taking taylor expansion of y in x
0.087 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.087 * [taylor]: Taking taylor expansion of x in x
0.087 * [taylor]: Taking taylor expansion of x in x
0.088 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.088 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.088 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.088 * [taylor]: Taking taylor expansion of y in x
0.088 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.088 * [taylor]: Taking taylor expansion of x in x
0.088 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of 1 in y
0.090 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.090 * [taylor]: Taking taylor expansion of y in y
0.092 * [taylor]: Taking taylor expansion of 0 in y
0.094 * [taylor]: Taking taylor expansion of 0 in y
0.097 * [taylor]: Taking taylor expansion of 0 in y
0.098 * * * [progress]: simplifying candidates
0.098 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* x (+ x y)))
  (log1p (* x (+ x y)))
  (* x (+ x y))
  (+ (log x) (log (+ x y)))
  (log (* x (+ x y)))
  (exp (* x (+ x y)))
  (* (* (* x x) x) (* (* (+ x y) (+ x y)) (+ x y)))
  (* (cbrt (* x (+ x y))) (cbrt (* x (+ x y))))
  (cbrt (* x (+ x y)))
  (* (* (* x (+ x y)) (* x (+ x y))) (* x (+ x y)))
  (sqrt (* x (+ x y)))
  (sqrt (* x (+ x y)))
  (* (sqrt x) (sqrt (+ x y)))
  (* (sqrt x) (sqrt (+ x y)))
  (* x x)
  (* x y)
  (* x x)
  (* y x)
  (* x (* (cbrt (+ x y)) (cbrt (+ x y))))
  (* x (sqrt (+ x y)))
  (* x 1)
  (* x 1)
  (* (cbrt x) (+ x y))
  (* (sqrt x) (+ x y))
  (* x (+ x y))
  (* x (+ (pow x 3) (pow y 3)))
  (* x (- (* x x) (* y y)))
  (+ (pow x 2) (* x y))
  (+ (pow x 2) (* x y))
  (+ (pow x 2) (* x y))
0.100 * * [simplify]: iteration  0 :  46  enodes  (cost  206 )
0.112 * * [simplify]: iteration  1 :  125  enodes  (cost  193 )
0.141 * * [simplify]: iteration  2 :  345  enodes  (cost  175 )
0.280 * * [simplify]: iteration  3 :  1114  enodes  (cost  174 )
2.173 * * [simplify]: iteration  4 :  4632  enodes  (cost  174 )
4.269 * * [simplify]: iteration  done :  5000  enodes  (cost  174 )
4.269 * [simplify]: Simplified to:
   (expm1 (* x (+ x y)))
  (log1p (* x (+ x y)))
  (* x (+ x y))
  (log (* x (+ x y)))
  (log (* x (+ x y)))
  (exp (* x (+ x y)))
  (pow (* x (+ x y)) 3)
  (* (cbrt (* x (+ x y))) (cbrt (* x (+ x y))))
  (cbrt (* x (+ x y)))
  (pow (* x (+ x y)) 3)
  (sqrt (* x (+ x y)))
  (sqrt (* x (+ x y)))
  (* (sqrt x) (sqrt (+ x y)))
  (* (sqrt x) (sqrt (+ x y)))
  (* x x)
  (* y x)
  (* x x)
  (* y x)
  (* x (* (cbrt (+ x y)) (cbrt (+ x y))))
  (* x (sqrt (+ x y)))
  x
  x
  (* (cbrt x) (+ x y))
  (* (sqrt x) (+ x y))
  (* x (+ x y))
  (fma x (pow y 3) (pow x 4))
  (* x (- (* x x) (* y y)))
  (* x (+ x y))
  (* x (+ x y))
  (* x (+ x y))
4.269 * * * [progress]: adding candidates to table
4.315 * * [progress]: iteration 2 / 4
4.315 * * * [progress]: picking best candidate
4.316 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ (* x x) (* y x)) 2.0))>
4.316 * * * [progress]: localizing error
4.322 * * * [progress]: generating rewritten candidates
4.322 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
4.325 * * * [progress]: generating series expansions
4.325 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
4.326 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* x y)) in (x y) around 0
4.326 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* x y)) in y
4.326 * [taylor]: Taking taylor expansion of (pow x 2) in y
4.326 * [taylor]: Taking taylor expansion of x in y
4.326 * [taylor]: Taking taylor expansion of (* x y) in y
4.326 * [taylor]: Taking taylor expansion of x in y
4.326 * [taylor]: Taking taylor expansion of y in y
4.326 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* x y)) in x
4.326 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.326 * [taylor]: Taking taylor expansion of x in x
4.326 * [taylor]: Taking taylor expansion of (* x y) in x
4.326 * [taylor]: Taking taylor expansion of x in x
4.326 * [taylor]: Taking taylor expansion of y in x
4.326 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* x y)) in x
4.326 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.326 * [taylor]: Taking taylor expansion of x in x
4.326 * [taylor]: Taking taylor expansion of (* x y) in x
4.326 * [taylor]: Taking taylor expansion of x in x
4.326 * [taylor]: Taking taylor expansion of y in x
4.326 * [taylor]: Taking taylor expansion of 0 in y
4.327 * [taylor]: Taking taylor expansion of y in y
4.328 * [taylor]: Taking taylor expansion of 1 in y
4.329 * [taylor]: Taking taylor expansion of 0 in y
4.331 * [taylor]: Taking taylor expansion of 0 in y
4.331 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
4.331 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in y
4.331 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
4.331 * [taylor]: Taking taylor expansion of (pow x 2) in y
4.331 * [taylor]: Taking taylor expansion of x in y
4.331 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
4.332 * [taylor]: Taking taylor expansion of (* x y) in y
4.332 * [taylor]: Taking taylor expansion of x in y
4.332 * [taylor]: Taking taylor expansion of y in y
4.332 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in x
4.332 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.332 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.332 * [taylor]: Taking taylor expansion of x in x
4.332 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
4.332 * [taylor]: Taking taylor expansion of (* x y) in x
4.332 * [taylor]: Taking taylor expansion of x in x
4.332 * [taylor]: Taking taylor expansion of y in x
4.333 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in x
4.333 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.333 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.333 * [taylor]: Taking taylor expansion of x in x
4.333 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
4.333 * [taylor]: Taking taylor expansion of (* x y) in x
4.333 * [taylor]: Taking taylor expansion of x in x
4.333 * [taylor]: Taking taylor expansion of y in x
4.334 * [taylor]: Taking taylor expansion of 1 in y
4.335 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.335 * [taylor]: Taking taylor expansion of y in y
4.337 * [taylor]: Taking taylor expansion of 0 in y
4.342 * [taylor]: Taking taylor expansion of 0 in y
4.345 * [taylor]: Taking taylor expansion of 0 in y
4.345 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
4.345 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in y
4.346 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
4.346 * [taylor]: Taking taylor expansion of (pow x 2) in y
4.346 * [taylor]: Taking taylor expansion of x in y
4.346 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
4.346 * [taylor]: Taking taylor expansion of (* x y) in y
4.346 * [taylor]: Taking taylor expansion of x in y
4.346 * [taylor]: Taking taylor expansion of y in y
4.346 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in x
4.346 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.346 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.346 * [taylor]: Taking taylor expansion of x in x
4.347 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
4.347 * [taylor]: Taking taylor expansion of (* x y) in x
4.347 * [taylor]: Taking taylor expansion of x in x
4.347 * [taylor]: Taking taylor expansion of y in x
4.347 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (* x y))) in x
4.347 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.347 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.347 * [taylor]: Taking taylor expansion of x in x
4.348 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
4.348 * [taylor]: Taking taylor expansion of (* x y) in x
4.348 * [taylor]: Taking taylor expansion of x in x
4.348 * [taylor]: Taking taylor expansion of y in x
4.348 * [taylor]: Taking taylor expansion of 1 in y
4.349 * [taylor]: Taking taylor expansion of (/ 1 y) in y
4.349 * [taylor]: Taking taylor expansion of y in y
4.351 * [taylor]: Taking taylor expansion of 0 in y
4.354 * [taylor]: Taking taylor expansion of 0 in y
4.357 * [taylor]: Taking taylor expansion of 0 in y
4.357 * * * [progress]: simplifying candidates
4.358 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (+ (* x x) (* y x)))
  (log1p (+ (* x x) (* y x)))
  (* (exp (* x x)) (exp (* y x)))
  (log (+ (* x x) (* y x)))
  (exp (+ (* x x) (* y x)))
  (* (cbrt (+ (* x x) (* y x))) (cbrt (+ (* x x) (* y x))))
  (cbrt (+ (* x x) (* y x)))
  (* (* (+ (* x x) (* y x)) (+ (* x x) (* y x))) (+ (* x x) (* y x)))
  (sqrt (+ (* x x) (* y x)))
  (sqrt (+ (* x x) (* y x)))
  (+ (pow (* x x) 3) (pow (* y x) 3))
  (+ (* (* x x) (* x x)) (- (* (* y x) (* y x)) (* (* x x) (* y x))))
  (- (* (* x x) (* x x)) (* (* y x) (* y x)))
  (- (* x x) (* y x))
  (+ x y)
  (+ (pow x 2) (* x y))
  (+ (pow x 2) (* x y))
  (+ (pow x 2) (* x y))
4.359 * * [simplify]: iteration  0 :  33  enodes  (cost  185 )
4.366 * * [simplify]: iteration  1 :  107  enodes  (cost  141 )
4.415 * * [simplify]: iteration  2 :  385  enodes  (cost  123 )
4.572 * * [simplify]: iteration  3 :  1117  enodes  (cost  123 )
5.179 * * [simplify]: iteration  4 :  2826  enodes  (cost  123 )
6.628 * * [simplify]: iteration  done :  5001  enodes  (cost  123 )
6.628 * [simplify]: Simplified to:
   (expm1 (* x (+ x y)))
  (log1p (* x (+ x y)))
  (exp (* x (+ x y)))
  (log (* x (+ x y)))
  (exp (* x (+ x y)))
  (* (cbrt (* x (+ x y))) (cbrt (* x (+ x y))))
  (cbrt (* x (+ x y)))
  (pow (* x (+ x y)) 3)
  (sqrt (* x (+ x y)))
  (sqrt (* x (+ x y)))
  (+ (pow x 6) (pow (* y x) 3))
  (fma (* x y) (* x (- y x)) (pow x 4))
  (* (* x (+ x y)) (* x (- x y)))
  (* x (- x y))
  (+ x y)
  (* x (+ x y))
  (* x (+ x y))
  (* x (+ x y))
6.628 * * * [progress]: adding candidates to table
6.669 * [progress]: [Phase 3 of 3] Extracting.
6.669 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (* x (+ x y)) 2.0))> #<alt (λ (x y) (* (+ (* x x) (* y x)) 2.0))>)
6.669 * * * [regime-changes]: Trying 2 branch expressions: (y x)
6.669 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (* x (+ x y)) 2.0))> #<alt (λ (x y) (* (+ (* x x) (* y x)) 2.0))>)
6.688 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (* x (+ x y)) 2.0))> #<alt (λ (x y) (* (+ (* x x) (* y x)) 2.0))>)
6.701 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
6.701 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (* x (+ x y)) 2.0)
6.701 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
6.702 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
6.702 * * [simplify]: iteration  done :  9  enodes  (cost  7 )
6.702 * [simplify]: Simplified to:
   (* (* x (+ x y)) 2.0)
7.167 * [regime-testing]: Baseline error score: 0.015876984623077885
7.167 * [regime-testing]: Oracle error score: 0.010376297037129641
7.168 * [regime-testing]: End program error score: 0.015876984623077885
7.185 * [regime-testing]: Target error score: 0.008126015751968996