12.309 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.018 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.020 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.022 * * [simplify]: iteration  0 :  12  enodes  (cost  3 )
0.023 * * [simplify]: iteration  1 :  18  enodes  (cost  3 )
0.025 * * [simplify]: iteration  2 :  19  enodes  (cost  3 )
0.026 * * [simplify]: iteration  3 :  19  enodes  (cost  3 )
0.026 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
0.026 * * [progress]: iteration 1 / 4
0.026 * * * [progress]: picking best candidate
0.027 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.027 * * * [progress]: localizing error
0.032 * * * [progress]: generating rewritten candidates
0.032 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.040 * * * [progress]: generating series expansions
0.040 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.040 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.040 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.040 * [taylor]: Taking taylor expansion of 2.0 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 (* 2.0 (pow x 2)) in x
0.040 * [taylor]: Taking taylor expansion of 2.0 in x
0.040 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.048 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.048 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.048 * [taylor]: Taking taylor expansion of 2.0 in x
0.048 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.048 * [taylor]: Taking taylor expansion of 2.0 in x
0.048 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.056 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.056 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.056 * [taylor]: Taking taylor expansion of 2.0 in x
0.056 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.056 * [taylor]: Taking taylor expansion of 2.0 in x
0.056 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.067 * * * [progress]: simplifying candidates
0.068 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* (* x x) 2.0))
  (log1p (* (* x x) 2.0))
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (+ (+ (log x) (log x)) (log 2.0))
  (+ (log (* x x)) (log 2.0))
  (log (* (* x x) 2.0))
  (exp (* (* x x) 2.0))
  (* (* (* (* x x) x) (* (* x x) x)) (* (* 2.0 2.0) 2.0))
  (* (* (* (* x x) (* x x)) (* x x)) (* (* 2.0 2.0) 2.0))
  (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0)))
  (cbrt (* (* x x) 2.0))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* (* x x) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x x) (sqrt 2.0))
  (* (* x x) 1)
  (* x 2.0)
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
0.071 * * [simplify]: iteration  0 :  100  enodes  (cost  82 )
0.073 * * [simplify]: iteration  1 :  431  enodes  (cost  67 )
0.082 * * [simplify]: iteration  2 :  1741  enodes  (cost  67 )
0.121 * * [simplify]: iteration  3 :  5002  enodes  (cost  67 )
0.121 * [simplify]: Simplified to:
   (expm1 (* (* x x) 2.0))
  (log1p (* (* x x) 2.0))
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (log (* (* x x) 2.0))
  (log (* (* x x) 2.0))
  (log (* (* x x) 2.0))
  (exp (* (* x x) 2.0))
  (pow (* (* x x) 2.0) 3)
  (pow (* (* x x) 2.0) 3)
  (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0)))
  (cbrt (* (* x x) 2.0))
  (pow (* (* x x) 2.0) 3)
  (sqrt (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* (* x x) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x x) (sqrt 2.0))
  (pow x 2)
  (* x 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
0.122 * * * [progress]: adding candidates to table
0.152 * [progress]: [Phase 3 of 3] Extracting.
0.153 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.153 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.154 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.154 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
0.700 * [regime-testing]: End program error score: 0.0023658973001132364