6.925 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.044 * * * [progress]: [2/2] Setting up program.
0.046 * [progress]: [Phase 2 of 3] Improving.
0.047 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (+ x (sqrt (- (* x x) 1.0))))
0.049 * * [simplify]: iteration  0 :  10  enodes  (cost  5 )
0.050 * * [simplify]: iteration  1 :  11  enodes  (cost  5 )
0.051 * * [simplify]: iteration  2 :  11  enodes  (cost  5 )
0.051 * [simplify]: Simplified to:
   (log (+ x (sqrt (- (* x x) 1.0))))
0.051 * * [progress]: iteration 1 / 4
0.051 * * * [progress]: picking best candidate
0.053 * * * * [pick]: Picked  #<alt (λ (x) (log (+ x (sqrt (- (* x x) 1.0)))))>
0.053 * * * [progress]: localizing error
0.060 * * * [progress]: generating rewritten candidates
0.060 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 2)
0.064 * * * [progress]: generating series expansions
0.064 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 2)
0.064 * [approximate]: Taking taylor expansion of (sqrt (- (pow x 2) 1.0)) in (x) around 0
0.064 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) 1.0)) in x
0.064 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of 1.0 in x
0.067 * [taylor]: Taking taylor expansion of (sqrt (- (pow x 2) 1.0)) in x
0.067 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.067 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) 1.0)) in (x) around 0
0.089 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) 1.0)) in x
0.089 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.089 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.089 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.091 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) 1.0)) in x
0.091 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.091 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.091 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.091 * [taylor]: Taking taylor expansion of x in x
0.092 * [taylor]: Taking taylor expansion of 1.0 in x
0.104 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) 1.0)) in (x) around 0
0.104 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) 1.0)) in x
0.104 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.104 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [taylor]: Taking taylor expansion of 1.0 in x
0.106 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow x 2)) 1.0)) in x
0.106 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.106 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.107 * [taylor]: Taking taylor expansion of 1.0 in x
0.119 * * * [progress]: simplifying candidates
0.119 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (sqrt (- (* x x) 1.0)))
  (exp (sqrt (- (* x x) 1.0)))
  (* (cbrt (sqrt (- (* x x) 1.0))) (cbrt (sqrt (- (* x x) 1.0))))
  (cbrt (sqrt (- (* x x) 1.0)))
  (* (* (sqrt (- (* x x) 1.0)) (sqrt (- (* x x) 1.0))) (sqrt (- (* x x) 1.0)))
  (sqrt (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (sqrt (cbrt (- (* x x) 1.0)))
  (sqrt (sqrt (- (* x x) 1.0)))
  (sqrt (sqrt (- (* x x) 1.0)))
  (sqrt 1)
  (sqrt (- (* x x) 1.0))
  (sqrt (+ x (sqrt 1.0)))
  (sqrt (- x (sqrt 1.0)))
  (sqrt (- (pow (* x x) 3) (pow 1.0 3)))
  (sqrt (+ (* (* x x) (* x x)) (+ (* 1.0 1.0) (* (* x x) 1.0))))
  (sqrt (- (* (* x x) (* x x)) (* 1.0 1.0)))
  (sqrt (+ (* x x) 1.0))
  (/ 1 2)
  (sqrt (sqrt (- (* x x) 1.0)))
  (sqrt (sqrt (- (* x x) 1.0)))
  (- (+ (* 1/2 (/ (pow x 2) (sqrt (- 1.0)))) (sqrt (- 1.0))) (* 1/8 (/ (pow x 4) (pow (sqrt (- 1.0)) 3))))
  (- x (+ (* 0.5 (/ 1 x)) (* 0.125 (/ 1 (pow x 3)))))
  (- (+ (* 0.5 (/ 1 x)) (* 0.125 (/ 1 (pow x 3)))) x)
0.122 * * [simplify]: iteration  0 :  142  enodes  (cost  113 )
0.125 * * [simplify]: iteration  1 :  438  enodes  (cost  111 )
0.133 * * [simplify]: iteration  2 :  1809  enodes  (cost  109 )
0.173 * * [simplify]: iteration  3 :  5001  enodes  (cost  108 )
0.174 * [simplify]: Simplified to:
   (log (sqrt (- (* x x) 1.0)))
  (exp (sqrt (- (* x x) 1.0)))
  (* (cbrt (sqrt (- (* x x) 1.0))) (cbrt (sqrt (- (* x x) 1.0))))
  (cbrt (sqrt (- (* x x) 1.0)))
  (pow (sqrt (- (* x x) 1.0)) 3)
  (fabs (cbrt (- (* x x) 1.0)))
  (sqrt (cbrt (- (* x x) 1.0)))
  (sqrt (sqrt (- (* x x) 1.0)))
  (sqrt (sqrt (- (* x x) 1.0)))
  1
  (sqrt (- (* x x) 1.0))
  (sqrt (+ x (sqrt 1.0)))
  (sqrt (- x (sqrt 1.0)))
  (sqrt (- (pow (* x x) 3) (pow 1.0 3)))
  (sqrt (+ (* (* x x) (* x x)) (+ (* 1.0 1.0) (* (* x x) 1.0))))
  (sqrt (- (* (* x x) (* x x)) (* 1.0 1.0)))
  (sqrt (+ (* x x) 1.0))
  1/2
  (sqrt (sqrt (- (* x x) 1.0)))
  (sqrt (sqrt (- (* x x) 1.0)))
  (- (+ (* 1/2 (/ (pow x 2) (sqrt (- 1.0)))) (sqrt (- 1.0))) (* 1/8 (/ (pow x 4) (pow (sqrt (- 1.0)) 3))))
  (- x (* (/ 1 x) (+ (/ 0.125 (pow x 2)) 0.5)))
  (- (* (/ 1 x) (+ (/ 0.125 (pow x 2)) 0.5)) x)
0.175 * * * [progress]: adding candidates to table
0.216 * * [progress]: iteration 2 / 4
0.216 * * * [progress]: picking best candidate
0.218 * * * * [pick]: Picked  #<alt (λ (x) (log (+ x (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))))>
0.218 * * * [progress]: localizing error
0.228 * * * [progress]: generating rewritten candidates
0.228 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 2)
0.242 * * * [progress]: generating series expansions
0.242 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 2)
0.242 * [approximate]: Taking taylor expansion of (sqrt (* (+ x (sqrt 1.0)) (- x (sqrt 1.0)))) in (x) around 0
0.242 * [taylor]: Taking taylor expansion of (sqrt (* (+ x (sqrt 1.0)) (- x (sqrt 1.0)))) in x
0.242 * [taylor]: Taking taylor expansion of (* (+ x (sqrt 1.0)) (- x (sqrt 1.0))) in x
0.242 * [taylor]: Taking taylor expansion of (+ x (sqrt 1.0)) in x
0.243 * [taylor]: Taking taylor expansion of x in x
0.243 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.243 * [taylor]: Taking taylor expansion of 1.0 in x
0.243 * [taylor]: Taking taylor expansion of (- x (sqrt 1.0)) in x
0.243 * [taylor]: Taking taylor expansion of x in x
0.243 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.243 * [taylor]: Taking taylor expansion of 1.0 in x
0.252 * [taylor]: Taking taylor expansion of (sqrt (* (+ x (sqrt 1.0)) (- x (sqrt 1.0)))) in x
0.252 * [taylor]: Taking taylor expansion of (* (+ x (sqrt 1.0)) (- x (sqrt 1.0))) in x
0.252 * [taylor]: Taking taylor expansion of (+ x (sqrt 1.0)) in x
0.252 * [taylor]: Taking taylor expansion of x in x
0.252 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.252 * [taylor]: Taking taylor expansion of 1.0 in x
0.253 * [taylor]: Taking taylor expansion of (- x (sqrt 1.0)) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.253 * [taylor]: Taking taylor expansion of 1.0 in x
0.300 * [approximate]: Taking taylor expansion of (sqrt (* (- (/ 1 x) (sqrt 1.0)) (+ (sqrt 1.0) (/ 1 x)))) in (x) around 0
0.300 * [taylor]: Taking taylor expansion of (sqrt (* (- (/ 1 x) (sqrt 1.0)) (+ (sqrt 1.0) (/ 1 x)))) in x
0.300 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt 1.0)) (+ (sqrt 1.0) (/ 1 x))) in x
0.300 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt 1.0)) in x
0.300 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.300 * [taylor]: Taking taylor expansion of x in x
0.300 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.300 * [taylor]: Taking taylor expansion of 1.0 in x
0.301 * [taylor]: Taking taylor expansion of (+ (sqrt 1.0) (/ 1 x)) in x
0.301 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.301 * [taylor]: Taking taylor expansion of 1.0 in x
0.301 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.301 * [taylor]: Taking taylor expansion of x in x
0.308 * [taylor]: Taking taylor expansion of (sqrt (* (- (/ 1 x) (sqrt 1.0)) (+ (sqrt 1.0) (/ 1 x)))) in x
0.308 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (sqrt 1.0)) (+ (sqrt 1.0) (/ 1 x))) in x
0.308 * [taylor]: Taking taylor expansion of (- (/ 1 x) (sqrt 1.0)) in x
0.308 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.308 * [taylor]: Taking taylor expansion of x in x
0.308 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.308 * [taylor]: Taking taylor expansion of 1.0 in x
0.309 * [taylor]: Taking taylor expansion of (+ (sqrt 1.0) (/ 1 x)) in x
0.309 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.309 * [taylor]: Taking taylor expansion of 1.0 in x
0.310 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.310 * [taylor]: Taking taylor expansion of x in x
0.341 * [approximate]: Taking taylor expansion of (* (sqrt (- (+ (sqrt 1.0) (/ 1 x)))) (sqrt (- (sqrt 1.0) (/ 1 x)))) in (x) around 0
0.341 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ (sqrt 1.0) (/ 1 x)))) (sqrt (- (sqrt 1.0) (/ 1 x)))) in x
0.341 * [taylor]: Taking taylor expansion of (sqrt (- (+ (sqrt 1.0) (/ 1 x)))) in x
0.341 * [taylor]: Taking taylor expansion of (- (+ (sqrt 1.0) (/ 1 x))) in x
0.341 * [taylor]: Taking taylor expansion of (+ (sqrt 1.0) (/ 1 x)) in x
0.341 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.341 * [taylor]: Taking taylor expansion of 1.0 in x
0.342 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.342 * [taylor]: Taking taylor expansion of x in x
0.344 * [taylor]: Taking taylor expansion of (sqrt (- (sqrt 1.0) (/ 1 x))) in x
0.344 * [taylor]: Taking taylor expansion of (- (sqrt 1.0) (/ 1 x)) in x
0.344 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.344 * [taylor]: Taking taylor expansion of 1.0 in x
0.345 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.345 * [taylor]: Taking taylor expansion of x in x
0.347 * [taylor]: Taking taylor expansion of (* (sqrt (- (+ (sqrt 1.0) (/ 1 x)))) (sqrt (- (sqrt 1.0) (/ 1 x)))) in x
0.347 * [taylor]: Taking taylor expansion of (sqrt (- (+ (sqrt 1.0) (/ 1 x)))) in x
0.347 * [taylor]: Taking taylor expansion of (- (+ (sqrt 1.0) (/ 1 x))) in x
0.347 * [taylor]: Taking taylor expansion of (+ (sqrt 1.0) (/ 1 x)) in x
0.347 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.347 * [taylor]: Taking taylor expansion of 1.0 in x
0.349 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.349 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of (sqrt (- (sqrt 1.0) (/ 1 x))) in x
0.351 * [taylor]: Taking taylor expansion of (- (sqrt 1.0) (/ 1 x)) in x
0.351 * [taylor]: Taking taylor expansion of (sqrt 1.0) in x
0.351 * [taylor]: Taking taylor expansion of 1.0 in x
0.351 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.351 * [taylor]: Taking taylor expansion of x in x
0.440 * * * [progress]: simplifying candidates
0.441 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (+ x (sqrt 1.0)) (- x (sqrt 1.0)))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))
  (* (+ x (sqrt 1.0)) (- x (sqrt 1.0)))
  (+ (log (sqrt (+ x (sqrt 1.0)))) (log (sqrt (- x (sqrt 1.0)))))
  (log (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (exp (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (* (* (* (sqrt (+ x (sqrt 1.0))) (sqrt (+ x (sqrt 1.0)))) (sqrt (+ x (sqrt 1.0)))) (* (* (sqrt (- x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))) (sqrt (- x (sqrt 1.0)))))
  (* (cbrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))) (cbrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))))
  (cbrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (* (* (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))) (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))) (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (* (+ x (sqrt 1.0)) (- x (sqrt 1.0)))
  (sqrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (sqrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (+ (pow x 3) (pow (sqrt 1.0) 3))) (sqrt (- (pow x 3) (pow (sqrt 1.0) 3))))
  (* (sqrt (+ (* x x) (- (* (sqrt 1.0) (sqrt 1.0)) (* x (sqrt 1.0))))) (sqrt (+ (* x x) (+ (* (sqrt 1.0) (sqrt 1.0)) (* x (sqrt 1.0))))))
  (* (sqrt (+ (pow x 3) (pow (sqrt 1.0) 3))) (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))))
  (* (sqrt (+ (* x x) (- (* (sqrt 1.0) (sqrt 1.0)) (* x (sqrt 1.0))))) (sqrt (+ x (sqrt 1.0))))
  (* (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))) (sqrt (- (pow x 3) (pow (sqrt 1.0) 3))))
  (* (sqrt (- x (sqrt 1.0))) (sqrt (+ (* x x) (+ (* (sqrt 1.0) (sqrt 1.0)) (* x (sqrt 1.0))))))
  (* (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))) (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))))
  (* (sqrt (- x (sqrt 1.0))) (sqrt (+ x (sqrt 1.0))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (+ x (sqrt 1.0))) (* (cbrt (sqrt (- x (sqrt 1.0)))) (cbrt (sqrt (- x (sqrt 1.0))))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (* (cbrt (- x (sqrt 1.0))) (cbrt (- x (sqrt 1.0))))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt 1))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (+ (sqrt x) (sqrt (sqrt 1.0)))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (+ (sqrt x) (sqrt (sqrt 1.0)))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt 1))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (+ x (sqrt 1.0))) 1)
  (* (cbrt (sqrt (+ x (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (cbrt (+ x (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- (pow x 3) (pow (sqrt 1.0) 3))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))))
  (* (sqrt (+ (pow x 3) (pow (sqrt 1.0) 3))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (- (+ (* 1/2 (/ (pow x 2) (sqrt (* -1 (pow (sqrt 1.0) 2))))) (sqrt (* -1 (pow (sqrt 1.0) 2)))) (* 1/8 (/ (pow x 4) (pow (sqrt (* -1 (pow (sqrt 1.0) 2))) 3))))
  (- x (+ (* 1/8 (/ (pow (sqrt 1.0) 4) (pow x 3))) (* 1/2 (/ (pow (sqrt 1.0) 2) x))))
  (- (+ (* +nan.0 (/ (pow (sqrt 1.0) 2) (pow x 2))) (- (+ (* +nan.0 (/ (sqrt 1.0) (pow x 2))) (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- (+ (* +nan.0 (/ (sqrt 1.0) x)) (- +nan.0)))))))))))
0.445 * * [simplify]: iteration  0 :  278  enodes  (cost  486 )
0.450 * * [simplify]: iteration  1 :  971  enodes  (cost  465 )
0.468 * * [simplify]: iteration  2 :  4731  enodes  (cost  456 )
0.591 * * [simplify]: iteration  3 :  5001  enodes  (cost  456 )
0.595 * [simplify]: Simplified to:
   (- (pow x 2) 1.0)
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))
  (- (pow x 2) 1.0)
  (log (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (log (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (exp (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (pow (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))) 3)
  (* (cbrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))) (cbrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))))
  (cbrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (pow (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))) 3)
  (- (pow x 2) 1.0)
  (sqrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (sqrt (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (+ (pow x 3) (pow (sqrt 1.0) 3))) (sqrt (- (pow x 3) (pow (sqrt 1.0) 3))))
  (* (sqrt (+ (* x x) (- (* (sqrt 1.0) (sqrt 1.0)) (* x (sqrt 1.0))))) (sqrt (+ (* x x) (+ (* (sqrt 1.0) (sqrt 1.0)) (* x (sqrt 1.0))))))
  (* (sqrt (+ (pow x 3) (pow (sqrt 1.0) 3))) (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))))
  (* (sqrt (+ (* x x) (- (* (sqrt 1.0) (sqrt 1.0)) (* x (sqrt 1.0))))) (sqrt (+ x (sqrt 1.0))))
  (* (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))) (sqrt (- (pow x 3) (pow (sqrt 1.0) 3))))
  (* (sqrt (- x (sqrt 1.0))) (sqrt (+ (* x x) (+ (* (sqrt 1.0) (sqrt 1.0)) (* x (sqrt 1.0))))))
  (- (pow x 2) 1.0)
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (* (sqrt (+ x (sqrt 1.0))) (* (cbrt (sqrt (- x (sqrt 1.0)))) (cbrt (sqrt (- x (sqrt 1.0))))))
  (* (fabs (cbrt (- x (sqrt 1.0)))) (sqrt (+ x (sqrt 1.0))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (sqrt (+ x (sqrt 1.0)))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (+ (sqrt x) (sqrt (sqrt 1.0)))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (+ (sqrt x) (sqrt (sqrt 1.0)))))
  (sqrt (+ x (sqrt 1.0)))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (sqrt (- x (sqrt 1.0)))))
  (sqrt (+ x (sqrt 1.0)))
  (* (cbrt (sqrt (+ x (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (cbrt (+ x (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (sqrt (+ x (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- (pow x 3) (pow (sqrt 1.0) 3))))
  (* (sqrt (+ x (sqrt 1.0))) (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))))
  (* (sqrt (+ (pow x 3) (pow (sqrt 1.0) 3))) (sqrt (- x (sqrt 1.0))))
  (* (sqrt (- (* x x) (* (sqrt 1.0) (sqrt 1.0)))) (sqrt (- x (sqrt 1.0))))
  (- (+ (* 1/2 (/ (pow x 2) (sqrt (* -1 (pow (sqrt 1.0) 2))))) (sqrt (* -1 (pow (sqrt 1.0) 2)))) (* 1/8 (/ (pow x 4) (pow (sqrt (* -1 (pow (sqrt 1.0) 2))) 3))))
  (- (- x (/ (* 1/2 1.0) x)) (/ (* (* 1.0 1.0) 1/8) (pow x 3)))
  (- (+ (+ (* (/ +nan.0 x) (- (/ (sqrt 1.0) x) (/ 1 x))) (* +nan.0 (- (/ 1 x) (/ (sqrt 1.0) x)))) +nan.0) (/ (* +nan.0 1.0) (pow x 2)))
0.595 * * * [progress]: adding candidates to table
0.698 * [progress]: [Phase 3 of 3] Extracting.
0.702 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (+ x (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))))
0.703 * * [simplify]: iteration  0 :  13  enodes  (cost  9 )
0.704 * * [simplify]: iteration  1 :  13  enodes  (cost  9 )
0.704 * [simplify]: Simplified to:
   (log (+ x (* (sqrt (+ x (sqrt 1.0))) (sqrt (- x (sqrt 1.0))))))
2.231 * [regime-testing]: End program error score: 0.04275534441805225