27.111 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.022 * * * [progress]: [2/2] Setting up program.
0.025 * [progress]: [Phase 2 of 3] Improving.
0.025 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (+ (/ 1.0 x) (/ (sqrt (- 1.0 (* x x))) x)))
0.149 * * [simplify]: iteration  0 :  4892  enodes  (cost  11 )
0.149 * * [simplify]: iteration  1 :  4892  enodes  (cost  11 )
0.150 * [simplify]: Simplified to:
   (log (/ (+ 1.0 (sqrt (- 1.0 (* x x)))) x))
0.157 * * [progress]: iteration 1 / 4
0.157 * * * [progress]: picking best candidate
0.160 * * * * [pick]: Picked  #<alt (λ (x) (log (/ (+ 1.0 (sqrt (- 1.0 (* x x)))) x)))>
0.160 * * * [progress]: localizing error
0.169 * * * [progress]: generating rewritten candidates
0.169 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1 2)
0.172 * * * [progress]: generating series expansions
0.172 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1 2)
0.172 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in (x) around 0
0.172 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.172 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.172 * [taylor]: Taking taylor expansion of 1.0 in x
0.172 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.172 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.172 * [taylor]: Taking taylor expansion of 1.0 in x
0.172 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.173 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in (x) around 0
0.173 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.174 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.174 * [taylor]: Taking taylor expansion of 1.0 in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.174 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.174 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.174 * [taylor]: Taking taylor expansion of 1.0 in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.174 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.175 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in (x) around 0
0.175 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.175 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.175 * [taylor]: Taking taylor expansion of 1.0 in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.175 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.175 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.175 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.175 * [taylor]: Taking taylor expansion of 1.0 in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.175 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.176 * * * [progress]: simplifying candidates
0.177 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (sqrt (- 1.0 (* x x))))
  (exp (sqrt (- 1.0 (* x x))))
  (* (cbrt (sqrt (- 1.0 (* x x)))) (cbrt (sqrt (- 1.0 (* x x)))))
  (cbrt (sqrt (- 1.0 (* x x))))
  (* (* (sqrt (- 1.0 (* x x))) (sqrt (- 1.0 (* x x)))) (sqrt (- 1.0 (* x x))))
  (sqrt (* (cbrt (- 1.0 (* x x))) (cbrt (- 1.0 (* x x)))))
  (sqrt (cbrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt 1)
  (sqrt (- 1.0 (* x x)))
  (sqrt (+ (sqrt 1.0) x))
  (sqrt (- (sqrt 1.0) x))
  (sqrt (- (pow 1.0 3) (pow (* x x) 3)))
  (sqrt (+ (* 1.0 1.0) (+ (* (* x x) (* x x)) (* 1.0 (* x x)))))
  (sqrt (- (* 1.0 1.0) (* (* x x) (* x x))))
  (sqrt (+ 1.0 (* x x)))
  (/ 1 2)
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (- (sqrt 1.0) (+ (* 1/8 (/ (pow x 4) (pow (sqrt 1.0) 3))) (* 1/2 (/ (pow x 2) (sqrt 1.0)))))
  (- (+ (* x (sqrt (neg 1))) (* 0.5 (/ 1 (* x (sqrt (neg 1)))))) (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt (neg 1)) 3)))))
  (- (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt (neg 1)) 3)))) (+ (* x (sqrt (neg 1))) (* 0.5 (/ 1 (* x (sqrt (neg 1)))))))
0.226 * * [simplify]: iteration  0 :  4949  enodes  (cost  197 )
0.226 * * [simplify]: iteration  1 :  4949  enodes  (cost  197 )
0.228 * [simplify]: Simplified to:
   (log (sqrt (- 1.0 (* x x))))
  (exp (sqrt (- 1.0 (* x x))))
  (* (cbrt (sqrt (- 1.0 (* x x)))) (cbrt (sqrt (- 1.0 (* x x)))))
  (cbrt (sqrt (- 1.0 (* x x))))
  (pow (sqrt (- 1.0 (* x x))) 3)
  (fabs (cbrt (- 1.0 (* x x))))
  (sqrt (cbrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  1
  (sqrt (- 1.0 (* x x)))
  (sqrt (+ x (sqrt 1.0)))
  (sqrt (- (sqrt 1.0) x))
  (sqrt (- (pow 1.0 3) (pow x 6)))
  (sqrt (+ (pow x 4) (* 1.0 (+ 1.0 (* x x)))))
  (sqrt (- (* 1.0 1.0) (pow x 4)))
  (sqrt (+ 1.0 (* x x)))
  1/2
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (+ (sqrt 1.0) (* (* (/ x (sqrt 1.0)) x) (- -1/2 (* 1/8 (/ x (/ 1.0 x))))))
  (+ (* x (sqrt -1)) (+ (/ 0.5 (* x (sqrt -1))) (/ 0.125 (* (sqrt -1) (pow x 3)))))
  (- (* (/ 1 (sqrt -1)) (- (/ 0.125 (neg (pow x 3))) (/ 0.5 x))) (* x (sqrt -1)))
0.228 * * * [progress]: adding candidates to table
0.261 * [progress]: [Phase 3 of 3] Extracting.
0.264 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (/ (+ 1.0 (sqrt (- 1.0 (* x x)))) x))
0.265 * * [simplify]: iteration  0 :  27  enodes  (cost  11 )
0.265 * * [simplify]: iteration  1 :  27  enodes  (cost  11 )
0.265 * [simplify]: Simplified to:
   (log (/ (+ 1.0 (sqrt (- 1.0 (* x x)))) x))
0.980 * [regime-testing]: End program error score: 0.03516507091122169