5.988 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* x x) 1.0)
0.020 * * [simplify]: iteration  0 :  89  enodes  (cost  5 )
0.020 * * [simplify]: iteration  1 :  89  enodes  (cost  5 )
0.021 * [simplify]: Simplified to:
   (- (* x x) 1.0)
0.021 * * [progress]: iteration 1 / 4
0.021 * * * [progress]: picking best candidate
0.022 * * * * [pick]: Picked  #<alt (λ (x) (- (* x x) 1.0))>
0.022 * * * [progress]: localizing error
0.025 * * * [progress]: generating rewritten candidates
0.025 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.029 * * * [progress]: generating series expansions
0.029 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.029 * [approximate]: Taking taylor expansion of (- (pow x 2) 1.0) in (x) around 0
0.029 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.029 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of 1.0 in x
0.029 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.029 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.029 * [taylor]: Taking taylor expansion of x in x
0.029 * [taylor]: Taking taylor expansion of 1.0 in x
0.030 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0
0.030 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.030 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.030 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of 1.0 in x
0.030 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.030 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.030 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.030 * [taylor]: Taking taylor expansion of x in x
0.030 * [taylor]: Taking taylor expansion of 1.0 in x
0.031 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0
0.031 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.031 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.031 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of 1.0 in x
0.032 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.032 * [taylor]: Taking taylor expansion of (/ 1 (pow x 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 1.0 in x
0.033 * * * [progress]: simplifying candidates
0.033 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (* x x)) (exp 1.0))
  (log (- (* x x) 1.0))
  (exp (- (* x x) 1.0))
  (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0)))
  (cbrt (- (* x x) 1.0))
  (* (* (- (* x x) 1.0) (- (* x x) 1.0)) (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (- (pow (* x x) 3) (pow 1.0 3))
  (+ (* (* x x) (* x x)) (+ (* 1.0 1.0) (* (* x x) 1.0)))
  (neg 1.0)
  (- (* (* x x) (* x x)) (* 1.0 1.0))
  (+ (* x x) 1.0)
  (+ x (sqrt 1.0))
  (- x (sqrt 1.0))
  (- (pow x 2) 1.0)
  (- (pow x 2) 1.0)
  (- (pow x 2) 1.0)
0.086 * * [simplify]: iteration  0 :  4808  enodes  (cost  111 )
0.086 * * [simplify]: iteration  1 :  4808  enodes  (cost  111 )
0.087 * [simplify]: Simplified to:
   (exp (- (* x x) 1.0))
  (log (- (* x x) 1.0))
  (exp (- (* x x) 1.0))
  (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0)))
  (cbrt (- (* x x) 1.0))
  (pow (- (* x x) 1.0) 3)
  (sqrt (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (- (pow x 6) (pow 1.0 3))
  (+ (pow x 4) (* 1.0 (+ (* x x) 1.0)))
  (neg 1.0)
  (- (pow x 4) (* 1.0 1.0))
  (+ (* x x) 1.0)
  (+ x (sqrt 1.0))
  (- x (sqrt 1.0))
  (- (* x x) 1.0)
  (- (* x x) 1.0)
  (- (* x x) 1.0)
0.087 * * * [progress]: adding candidates to table
0.102 * * [progress]: iteration 2 / 4
0.102 * * * [progress]: picking best candidate
0.104 * * * * [pick]: Picked  #<alt (λ (x) (exp (log (- (* x x) 1.0))))>
0.104 * * * [progress]: localizing error
0.110 * * * [progress]: generating rewritten candidates
0.110 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.115 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 1)
0.119 * * * [progress]: generating series expansions
0.119 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.119 * [approximate]: Taking taylor expansion of (- (pow x 2) 1.0) in (x) around 0
0.119 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of 1.0 in x
0.119 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.119 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of 1.0 in x
0.120 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0
0.120 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [taylor]: Taking taylor expansion of 1.0 in x
0.120 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [taylor]: Taking taylor expansion of 1.0 in x
0.122 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0
0.122 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.122 * [taylor]: Taking taylor expansion of 1.0 in x
0.122 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.122 * [taylor]: Taking taylor expansion of 1.0 in x
0.123 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 1)
0.123 * [approximate]: Taking taylor expansion of (- (pow x 2) 1.0) in (x) around 0
0.123 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of 1.0 in x
0.123 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of 1.0 in x
0.124 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0
0.124 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of 1.0 in x
0.124 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of 1.0 in x
0.125 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0
0.125 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.125 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of 1.0 in x
0.125 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.125 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of 1.0 in x
0.127 * * * [progress]: simplifying candidates
0.127 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (exp 1)
  (exp (* (cbrt (log (- (* x x) 1.0))) (cbrt (log (- (* x x) 1.0)))))
  (exp (sqrt (log (- (* x x) 1.0))))
  (exp 1)
  (exp (log (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0)))))
  (exp (log (cbrt (- (* x x) 1.0))))
  (exp (log (sqrt (- (* x x) 1.0))))
  (exp (log (sqrt (- (* x x) 1.0))))
  (exp (log 1))
  (exp (log (- (* x x) 1.0)))
  (exp (log (+ x (sqrt 1.0))))
  (exp (log (- x (sqrt 1.0))))
  (exp (log (- (pow (* x x) 3) (pow 1.0 3))))
  (exp (log (+ (* (* x x) (* x x)) (+ (* 1.0 1.0) (* (* x x) 1.0)))))
  (exp (log (- (* (* x x) (* x x)) (* 1.0 1.0))))
  (exp (log (+ (* x x) 1.0)))
  (log (exp (log (- (* x x) 1.0))))
  (exp (exp (log (- (* x x) 1.0))))
  (* (cbrt (exp (log (- (* x x) 1.0)))) (cbrt (exp (log (- (* x x) 1.0)))))
  (cbrt (exp (log (- (* x x) 1.0))))
  (* (* (exp (log (- (* x x) 1.0))) (exp (log (- (* x x) 1.0)))) (exp (log (- (* x x) 1.0))))
  (sqrt (exp (log (- (* x x) 1.0))))
  (sqrt (exp (log (- (* x x) 1.0))))
  (/ (exp (* x x)) (exp 1.0))
  (log (- (* x x) 1.0))
  (exp (- (* x x) 1.0))
  (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0)))
  (cbrt (- (* x x) 1.0))
  (* (* (- (* x x) 1.0) (- (* x x) 1.0)) (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (- (pow (* x x) 3) (pow 1.0 3))
  (+ (* (* x x) (* x x)) (+ (* 1.0 1.0) (* (* x x) 1.0)))
  (neg 1.0)
  (- (* (* x x) (* x x)) (* 1.0 1.0))
  (+ (* x x) 1.0)
  (+ x (sqrt 1.0))
  (- x (sqrt 1.0))
  (- (pow x 2) 1.0)
  (- (pow x 2) 1.0)
  (- (pow x 2) 1.0)
  (- (pow x 2) 1.0)
  (- (pow x 2) 1.0)
  (- (pow x 2) 1.0)
0.170 * * [simplify]: iteration  0 :  4910  enodes  (cost  262 )
0.170 * * [simplify]: iteration  1 :  4910  enodes  (cost  262 )
0.172 * [simplify]: Simplified to:
   E
  (pow (exp (cbrt (log (- (* x x) 1.0)))) (cbrt (log (- (* x x) 1.0))))
  (exp (sqrt (log (- (* x x) 1.0))))
  E
  (pow (cbrt (- (* x x) 1.0)) 2)
  (cbrt (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  1
  (- (* x x) 1.0)
  (+ x (sqrt 1.0))
  (- x (sqrt 1.0))
  (- (pow x 6) (pow 1.0 3))
  (+ (pow x 4) (* 1.0 (+ (* x x) 1.0)))
  (- (pow x 4) (* 1.0 1.0))
  (+ (* x x) 1.0)
  (log (- (* x x) 1.0))
  (exp (- (* x x) 1.0))
  (pow (cbrt (- (* x x) 1.0)) 2)
  (cbrt (- (* x x) 1.0))
  (pow (- (* x x) 1.0) 3)
  (sqrt (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (exp (- (* x x) 1.0))
  (log (- (* x x) 1.0))
  (exp (- (* x x) 1.0))
  (pow (cbrt (- (* x x) 1.0)) 2)
  (cbrt (- (* x x) 1.0))
  (pow (- (* x x) 1.0) 3)
  (sqrt (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (- (pow x 6) (pow 1.0 3))
  (+ (pow x 4) (* 1.0 (+ (* x x) 1.0)))
  (neg 1.0)
  (- (pow x 4) (* 1.0 1.0))
  (+ (* x x) 1.0)
  (+ x (sqrt 1.0))
  (- x (sqrt 1.0))
  (- (* x x) 1.0)
  (- (* x x) 1.0)
  (- (* x x) 1.0)
  (- (* x x) 1.0)
  (- (* x x) 1.0)
  (- (* x x) 1.0)
0.172 * * * [progress]: adding candidates to table
0.212 * [progress]: [Phase 3 of 3] Extracting.
0.212 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (- (* x x) 1.0))> #<alt (λ (x) (exp (log (- (* x x) 1.0))))>)
0.213 * * * [regime-changes]: Trying 3 branch expressions: ((* x x) (- (* x x) 1.0) x)
0.213 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x) (- (* x x) 1.0))> #<alt (λ (x) (exp (log (- (* x x) 1.0))))>)
0.236 * * * * [regimes]: Trying to branch on (- (* x x) 1.0) from (#<alt (λ (x) (- (* x x) 1.0))> #<alt (λ (x) (exp (log (- (* x x) 1.0))))>)
0.257 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (- (* x x) 1.0))> #<alt (λ (x) (exp (log (- (* x x) 1.0))))>)
0.279 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.279 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* x x) 1.0)
0.280 * * [simplify]: iteration  0 :  14  enodes  (cost  5 )
0.280 * * [simplify]: iteration  1 :  14  enodes  (cost  5 )
0.280 * [simplify]: Simplified to:
   (- (* x x) 1.0)
0.698 * [regime-testing]: End program error score: 0.0007500937617202151