22.056 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* 2.0 (+ (* x x) (* x y)))
0.017 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.018 * * [simplify]: iteration  1 :  19  enodes  (cost  7 )
0.021 * * [simplify]: iteration  2 :  40  enodes  (cost  7 )
0.026 * * [simplify]: iteration  3 :  60  enodes  (cost  7 )
0.034 * * [simplify]: iteration  4 :  66  enodes  (cost  7 )
0.044 * * [simplify]: iteration  done :  66  enodes  (cost  7 )
0.045 * [simplify]: Simplified to:
   (* (* x (+ x y)) 2.0)
0.047 * * [progress]: iteration 1 / 4
0.047 * * * [progress]: picking best candidate
0.048 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x (+ x y)) 2.0))>
0.048 * * * [progress]: localizing error
0.052 * * * [progress]: generating rewritten candidates
0.052 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.067 * * * [progress]: generating series expansions
0.067 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.067 * [approximate]: Taking taylor expansion of (* 2.0 (* x (+ x y))) in (x y) around 0
0.067 * [taylor]: Taking taylor expansion of (* 2.0 (* x (+ x y))) in y
0.067 * [taylor]: Taking taylor expansion of 2.0 in y
0.067 * [taylor]: Taking taylor expansion of (* x (+ x y)) in y
0.067 * [taylor]: Taking taylor expansion of x in y
0.067 * [taylor]: Taking taylor expansion of (+ x y) in y
0.067 * [taylor]: Taking taylor expansion of x in y
0.067 * [taylor]: Taking taylor expansion of y in y
0.067 * [taylor]: Taking taylor expansion of (* 2.0 (* x (+ x y))) in x
0.067 * [taylor]: Taking taylor expansion of 2.0 in x
0.067 * [taylor]: Taking taylor expansion of (* x (+ x y)) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (+ x y) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of y in x
0.067 * [taylor]: Taking taylor expansion of (* 2.0 (* x (+ x y))) in x
0.067 * [taylor]: Taking taylor expansion of 2.0 in x
0.067 * [taylor]: Taking taylor expansion of (* x (+ x y)) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (+ x y) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of y in x
0.068 * [taylor]: Taking taylor expansion of 0 in y
0.069 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.069 * [taylor]: Taking taylor expansion of 2.0 in y
0.069 * [taylor]: Taking taylor expansion of y in y
0.071 * [taylor]: Taking taylor expansion of 2.0 in y
0.073 * [taylor]: Taking taylor expansion of 0 in y
0.076 * [taylor]: Taking taylor expansion of 0 in y
0.076 * [approximate]: Taking taylor expansion of (* 2.0 (/ (+ (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.076 * [taylor]: Taking taylor expansion of (* 2.0 (/ (+ (/ 1 y) (/ 1 x)) x)) in y
0.076 * [taylor]: Taking taylor expansion of 2.0 in y
0.076 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in y
0.076 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.076 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.076 * [taylor]: Taking taylor expansion of y in y
0.077 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.077 * [taylor]: Taking taylor expansion of x in y
0.077 * [taylor]: Taking taylor expansion of x in y
0.077 * [taylor]: Taking taylor expansion of (* 2.0 (/ (+ (/ 1 y) (/ 1 x)) x)) in x
0.077 * [taylor]: Taking taylor expansion of 2.0 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
0.078 * [taylor]: Taking taylor expansion of (* 2.0 (/ (+ (/ 1 y) (/ 1 x)) x)) in x
0.078 * [taylor]: Taking taylor expansion of 2.0 in x
0.078 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.078 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.079 * [taylor]: Taking taylor expansion of x in x
0.079 * [taylor]: Taking taylor expansion of 2.0 in y
0.081 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.081 * [taylor]: Taking taylor expansion of 2.0 in y
0.081 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.081 * [taylor]: Taking taylor expansion of y in y
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.087 * [taylor]: Taking taylor expansion of 0 in y
0.091 * [taylor]: Taking taylor expansion of 0 in y
0.092 * [approximate]: Taking taylor expansion of (* 2.0 (/ (+ (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.092 * [taylor]: Taking taylor expansion of (* 2.0 (/ (+ (/ 1 y) (/ 1 x)) x)) in y
0.092 * [taylor]: Taking taylor expansion of 2.0 in y
0.092 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in y
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.092 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.092 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.092 * [taylor]: Taking taylor expansion of x in y
0.092 * [taylor]: Taking taylor expansion of x in y
0.092 * [taylor]: Taking taylor expansion of (* 2.0 (/ (+ (/ 1 y) (/ 1 x)) x)) in x
0.092 * [taylor]: Taking taylor expansion of 2.0 in x
0.092 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.092 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.092 * [taylor]: Taking taylor expansion of y in x
0.092 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.092 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [taylor]: Taking taylor expansion of (* 2.0 (/ (+ (/ 1 y) (/ 1 x)) x)) in x
0.093 * [taylor]: Taking taylor expansion of 2.0 in x
0.093 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) (/ 1 x)) x) in x
0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.093 * [taylor]: Taking taylor expansion of y in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.093 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [taylor]: Taking taylor expansion of 2.0 in y
0.096 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.096 * [taylor]: Taking taylor expansion of 2.0 in y
0.096 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.096 * [taylor]: Taking taylor expansion of y in y
0.098 * [taylor]: Taking taylor expansion of 0 in y
0.102 * [taylor]: Taking taylor expansion of 0 in y
0.106 * [taylor]: Taking taylor expansion of 0 in y
0.106 * * * [progress]: simplifying candidates
0.107 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* (* x (+ x y)) 2.0))
  (log1p (* (* x (+ x y)) 2.0))
  (* (* x (+ x y)) 2.0)
  (* (* x (+ x y)) 2.0)
  (+ (+ (log x) (log (+ x y))) (log 2.0))
  (+ (log (* x (+ x y))) (log 2.0))
  (log (* (* x (+ x y)) 2.0))
  (exp (* (* x (+ x y)) 2.0))
  (* (* (* (* x x) x) (* (* (+ x y) (+ x y)) (+ x y))) (* (* 2.0 2.0) 2.0))
  (* (* (* (* x (+ x y)) (* x (+ x y))) (* x (+ x y))) (* (* 2.0 2.0) 2.0))
  (* (cbrt (* (* x (+ x y)) 2.0)) (cbrt (* (* x (+ x y)) 2.0)))
  (cbrt (* (* x (+ x y)) 2.0))
  (* (* (* (* x (+ x y)) 2.0) (* (* x (+ x y)) 2.0)) (* (* x (+ x y)) 2.0))
  (sqrt (* (* x (+ x y)) 2.0))
  (sqrt (* (* x (+ x y)) 2.0))
  (* (* x (+ x y)) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x (+ x y)) (sqrt 2.0))
  (* (* x (+ x y)) 1)
  (* (+ x y) 2.0)
  (* (* x (+ (pow x 3) (pow y 3))) 2.0)
  (* (* x (- (* x x) (* y y))) 2.0)
  (+ (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (+ (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (+ (* 2.0 (pow x 2)) (* 2.0 (* x y)))
0.108 * * [simplify]: iteration  0 :  57  enodes  (cost  261 )
0.123 * * [simplify]: iteration  1 :  169  enodes  (cost  242 )
0.162 * * [simplify]: iteration  2 :  779  enodes  (cost  202 )
0.500 * * [simplify]: iteration  3 :  4464  enodes  (cost  201 )
3.533 * * [simplify]: iteration  done :  5000  enodes  (cost  201 )
3.533 * [simplify]: Simplified to:
   (expm1 (* (* x (+ x y)) 2.0))
  (log1p (* (* x (+ x y)) 2.0))
  (* (* x (+ x y)) 2.0)
  (* (* x (+ x y)) 2.0)
  (log (* (* x (+ x y)) 2.0))
  (log (* (* x (+ x y)) 2.0))
  (log (* (* x (+ x y)) 2.0))
  (exp (* (* x (+ x y)) 2.0))
  (pow (* (* x (+ x y)) 2.0) 3)
  (pow (* (* x (+ x y)) 2.0) 3)
  (* (cbrt (* (* x (+ x y)) 2.0)) (cbrt (* (* x (+ x y)) 2.0)))
  (cbrt (* (* x (+ x y)) 2.0))
  (pow (* (* x (+ x y)) 2.0) 3)
  (sqrt (* (* x (+ x y)) 2.0))
  (sqrt (* (* x (+ x y)) 2.0))
  (* (* x (+ x y)) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x (+ x y)) (sqrt 2.0))
  (* (+ x y) x)
  (* (+ x y) 2.0)
  (* (fma x (pow y 3) (pow x 4)) 2.0)
  (* (* x (- (* x x) (* y y))) 2.0)
  (* (* x (+ x y)) 2.0)
  (* (* x (+ x y)) 2.0)
  (* (* x (+ x y)) 2.0)
3.533 * * * [progress]: adding candidates to table
3.567 * * [progress]: iteration 2 / 4
3.567 * * * [progress]: picking best candidate
3.568 * * * * [pick]: Picked  #<alt (λ (x y) (* x (* (+ x y) 2.0)))>
3.568 * * * [progress]: localizing error
3.573 * * * [progress]: generating rewritten candidates
3.573 * * * [progress]: generating series expansions
3.573 * * * [progress]: simplifying candidates
3.573 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
3.574 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
3.574 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
3.574 * [simplify]: Simplified to:
   
3.574 * * * [progress]: adding candidates to table
3.574 * [progress]: [Phase 3 of 3] Extracting.
3.578 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (* (+ x y) 2.0))
3.578 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
3.578 * * [simplify]: iteration  1 :  9  enodes  (cost  7 )
3.578 * * [simplify]: iteration  done :  9  enodes  (cost  7 )
3.578 * [simplify]: Simplified to:
   (* x (* (+ x y) 2.0))
4.031 * [regime-testing]: End program error score: 0.025378172271533942
4.050 * [regime-testing]: Target error score: 0.009376172021502687