24.798 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.019 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.021 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (- 1.0 (* x x)))
0.023 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.024 * * [simplify]: iteration  1 :  11  enodes  (cost  3 )
0.025 * * [simplify]: iteration  2 :  13  enodes  (cost  3 )
0.026 * * [simplify]: iteration  3 :  13  enodes  (cost  3 )
0.027 * [simplify]: Simplified to:
   (sqrt (- 1.0 (* x x)))
0.027 * * [progress]: iteration 1 / 4
0.027 * * * [progress]: picking best candidate
0.028 * * * * [pick]: Picked  #<alt (λ (x) (sqrt (- 1.0 (* x x))))>
0.028 * * * [progress]: localizing error
0.032 * * * [progress]: generating rewritten candidates
0.032 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.035 * * * [progress]: generating series expansions
0.035 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.036 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in (x) around 0
0.036 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.036 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.036 * [taylor]: Taking taylor expansion of 1.0 in x
0.036 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.036 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.037 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.037 * [taylor]: Taking taylor expansion of 1.0 in x
0.037 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.050 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in (x) around 0
0.051 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.051 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.051 * [taylor]: Taking taylor expansion of 1.0 in x
0.051 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.051 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.053 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.053 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.054 * [taylor]: Taking taylor expansion of 1.0 in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.054 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.074 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in (x) around 0
0.074 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.074 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.074 * [taylor]: Taking taylor expansion of 1.0 in x
0.074 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.074 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.075 * [taylor]: Taking taylor expansion of x in x
0.077 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.077 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.077 * [taylor]: Taking taylor expansion of 1.0 in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.077 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.094 * * * [progress]: simplifying candidates
0.095 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (sqrt (- 1.0 (* x x))))
  (log1p (sqrt (- 1.0 (* x x))))
  (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)))))
  (- (+ (* 0.5 (/ 1 (* x (sqrt -1)))) (* x (sqrt -1))) (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt -1) 3)))))
  (- (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt -1) 3)))) (+ (* 0.5 (/ 1 (* x (sqrt -1)))) (* x (sqrt -1))))
0.098 * * [simplify]: iteration  0 :  165  enodes  (cost  131 )
0.102 * * [simplify]: iteration  1 :  568  enodes  (cost  128 )
0.113 * * [simplify]: iteration  2 :  2782  enodes  (cost  126 )
0.175 * * [simplify]: iteration  3 :  5001  enodes  (cost  123 )
0.176 * [simplify]: Simplified to:
   (expm1 (sqrt (- 1.0 (* x x))))
  (log1p (sqrt (- 1.0 (* x x))))
  (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 (+ (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))))
  (hypot x (sqrt 1.0))
  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)))))
  (fma (- (/ 0.125 (pow x 3))) (/ -1 (sqrt -1)) (fma (sqrt -1) x (/ (/ 0.5 (sqrt -1)) x)))
  (fma (/ 0.125 (* (sqrt -1) (pow x 3))) -1 (- (fma 0.5 (/ 1 (* x (sqrt -1))) (* x (sqrt -1)))))
0.176 * * * [progress]: adding candidates to table
0.210 * * [progress]: iteration 2 / 4
0.210 * * * [progress]: picking best candidate
0.212 * * * * [pick]: Picked  #<alt (λ (x) (expm1 (log1p (sqrt (- 1.0 (* x x))))))>
0.212 * * * [progress]: localizing error
0.223 * * * [progress]: generating rewritten candidates
0.223 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.224 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 1)
0.227 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1)
0.228 * * * [progress]: generating series expansions
0.228 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.229 * [approximate]: Taking taylor expansion of (expm1 (log1p (sqrt (- 1.0 (pow x 2))))) in (x) around 0
0.229 * [taylor]: Taking taylor expansion of (expm1 (log1p (sqrt (- 1.0 (pow x 2))))) in x
0.229 * [taylor]: Rewrote expression to (- (exp (log1p (sqrt (- 1.0 (pow x 2))))) 1)
0.229 * [taylor]: Taking taylor expansion of (exp (log1p (sqrt (- 1.0 (pow x 2))))) in x
0.229 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (pow x 2)))) in x
0.229 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (pow x 2)))))
0.229 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (pow x 2)))) in x
0.229 * [taylor]: Taking taylor expansion of 1 in x
0.229 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.229 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.229 * [taylor]: Taking taylor expansion of 1.0 in x
0.229 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.229 * [taylor]: Taking taylor expansion of x in x
0.233 * [taylor]: Taking taylor expansion of 1 in x
0.233 * [taylor]: Taking taylor expansion of (expm1 (log1p (sqrt (- 1.0 (pow x 2))))) in x
0.233 * [taylor]: Rewrote expression to (- (exp (log1p (sqrt (- 1.0 (pow x 2))))) 1)
0.233 * [taylor]: Taking taylor expansion of (exp (log1p (sqrt (- 1.0 (pow x 2))))) in x
0.233 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (pow x 2)))) in x
0.233 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (pow x 2)))))
0.233 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (pow x 2)))) in x
0.233 * [taylor]: Taking taylor expansion of 1 in x
0.233 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.233 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.233 * [taylor]: Taking taylor expansion of 1.0 in x
0.233 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.233 * [taylor]: Taking taylor expansion of x in x
0.237 * [taylor]: Taking taylor expansion of 1 in x
0.353 * [approximate]: Taking taylor expansion of (expm1 (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in (x) around 0
0.353 * [taylor]: Taking taylor expansion of (expm1 (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in x
0.353 * [taylor]: Rewrote expression to (- (exp (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) 1)
0.353 * [taylor]: Taking taylor expansion of (exp (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in x
0.353 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.353 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))))
0.353 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.353 * [taylor]: Taking taylor expansion of 1 in x
0.353 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.353 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.353 * [taylor]: Taking taylor expansion of 1.0 in x
0.353 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.353 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.353 * [taylor]: Taking taylor expansion of x in x
0.359 * [taylor]: Taking taylor expansion of 1 in x
0.360 * [taylor]: Taking taylor expansion of (expm1 (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in x
0.360 * [taylor]: Rewrote expression to (- (exp (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) 1)
0.360 * [taylor]: Taking taylor expansion of (exp (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in x
0.360 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.360 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))))
0.360 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.360 * [taylor]: Taking taylor expansion of 1 in x
0.360 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.360 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.360 * [taylor]: Taking taylor expansion of 1.0 in x
0.360 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.360 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.360 * [taylor]: Taking taylor expansion of x in x
0.366 * [taylor]: Taking taylor expansion of 1 in x
0.407 * [approximate]: Taking taylor expansion of (expm1 (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in (x) around 0
0.407 * [taylor]: Taking taylor expansion of (expm1 (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in x
0.407 * [taylor]: Rewrote expression to (- (exp (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) 1)
0.407 * [taylor]: Taking taylor expansion of (exp (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in x
0.407 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.407 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))))
0.407 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.407 * [taylor]: Taking taylor expansion of 1 in x
0.407 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.407 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.407 * [taylor]: Taking taylor expansion of 1.0 in x
0.407 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.407 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.407 * [taylor]: Taking taylor expansion of x in x
0.413 * [taylor]: Taking taylor expansion of 1 in x
0.413 * [taylor]: Taking taylor expansion of (expm1 (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in x
0.413 * [taylor]: Rewrote expression to (- (exp (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) 1)
0.413 * [taylor]: Taking taylor expansion of (exp (log1p (sqrt (- 1.0 (/ 1 (pow x 2)))))) in x
0.413 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.413 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))))
0.413 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.413 * [taylor]: Taking taylor expansion of 1 in x
0.413 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.413 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.413 * [taylor]: Taking taylor expansion of 1.0 in x
0.413 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.413 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.413 * [taylor]: Taking taylor expansion of x in x
0.419 * [taylor]: Taking taylor expansion of 1 in x
0.454 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 1)
0.454 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in (x) around 0
0.454 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.454 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.454 * [taylor]: Taking taylor expansion of 1.0 in x
0.454 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.456 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.456 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.456 * [taylor]: Taking taylor expansion of 1.0 in x
0.456 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.456 * [taylor]: Taking taylor expansion of x in x
0.474 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in (x) around 0
0.474 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.474 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.474 * [taylor]: Taking taylor expansion of 1.0 in x
0.474 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.474 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.474 * [taylor]: Taking taylor expansion of x in x
0.477 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.477 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.477 * [taylor]: Taking taylor expansion of 1.0 in x
0.477 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.477 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.477 * [taylor]: Taking taylor expansion of x in x
0.494 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in (x) around 0
0.495 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.495 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.495 * [taylor]: Taking taylor expansion of 1.0 in x
0.495 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.495 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.495 * [taylor]: Taking taylor expansion of x in x
0.497 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.497 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.497 * [taylor]: Taking taylor expansion of 1.0 in x
0.497 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.497 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.497 * [taylor]: Taking taylor expansion of x in x
0.514 * * * * [progress]: [ 3 / 3 ] generating series at (2 1)
0.515 * [approximate]: Taking taylor expansion of (log1p (sqrt (- 1.0 (pow x 2)))) in (x) around 0
0.515 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (pow x 2)))) in x
0.515 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (pow x 2)))))
0.515 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (pow x 2)))) in x
0.515 * [taylor]: Taking taylor expansion of 1 in x
0.515 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.515 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.515 * [taylor]: Taking taylor expansion of 1.0 in x
0.515 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.515 * [taylor]: Taking taylor expansion of x in x
0.517 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (pow x 2)))) in x
0.517 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (pow x 2)))))
0.517 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (pow x 2)))) in x
0.518 * [taylor]: Taking taylor expansion of 1 in x
0.518 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (pow x 2))) in x
0.518 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.518 * [taylor]: Taking taylor expansion of 1.0 in x
0.518 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.518 * [taylor]: Taking taylor expansion of x in x
0.610 * [approximate]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in (x) around 0
0.610 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.610 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))))
0.610 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.610 * [taylor]: Taking taylor expansion of 1 in x
0.610 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.610 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.610 * [taylor]: Taking taylor expansion of 1.0 in x
0.610 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.610 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.610 * [taylor]: Taking taylor expansion of x in x
0.614 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.614 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))))
0.614 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.614 * [taylor]: Taking taylor expansion of 1 in x
0.614 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.614 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.614 * [taylor]: Taking taylor expansion of 1.0 in x
0.614 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.614 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.614 * [taylor]: Taking taylor expansion of x in x
0.667 * [approximate]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in (x) around 0
0.667 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.667 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))))
0.667 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.667 * [taylor]: Taking taylor expansion of 1 in x
0.667 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.667 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.667 * [taylor]: Taking taylor expansion of 1.0 in x
0.667 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.667 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.668 * [taylor]: Taking taylor expansion of x in x
0.671 * [taylor]: Taking taylor expansion of (log1p (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.671 * [taylor]: Rewrote expression to (log (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))))
0.671 * [taylor]: Taking taylor expansion of (+ 1 (sqrt (- 1.0 (/ 1 (pow x 2))))) in x
0.671 * [taylor]: Taking taylor expansion of 1 in x
0.672 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 (pow x 2)))) in x
0.672 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.672 * [taylor]: Taking taylor expansion of 1.0 in x
0.672 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.672 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.672 * [taylor]: Taking taylor expansion of x in x
0.724 * * * [progress]: simplifying candidates
0.724 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (exp (log1p (sqrt (- 1.0 (* x x)))))
  (expm1 (expm1 (log1p (sqrt (- 1.0 (* x x))))))
  (log1p (expm1 (log1p (sqrt (- 1.0 (* x x))))))
  (log (expm1 (log1p (sqrt (- 1.0 (* x x))))))
  (exp (expm1 (log1p (sqrt (- 1.0 (* x x))))))
  (* (cbrt (expm1 (log1p (sqrt (- 1.0 (* x x)))))) (cbrt (expm1 (log1p (sqrt (- 1.0 (* x x)))))))
  (cbrt (expm1 (log1p (sqrt (- 1.0 (* x x))))))
  (* (* (expm1 (log1p (sqrt (- 1.0 (* x x))))) (expm1 (log1p (sqrt (- 1.0 (* x x)))))) (expm1 (log1p (sqrt (- 1.0 (* x x))))))
  (sqrt (expm1 (log1p (sqrt (- 1.0 (* x x))))))
  (sqrt (expm1 (log1p (sqrt (- 1.0 (* x x))))))
  (expm1 (sqrt (- 1.0 (* x x))))
  (log1p (sqrt (- 1.0 (* x x))))
  (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))))
  (+ 1 (sqrt (- 1.0 (* x x))))
  (expm1 (log1p (sqrt (- 1.0 (* x x)))))
  (log1p (log1p (sqrt (- 1.0 (* x x)))))
  (log (log1p (sqrt (- 1.0 (* x x)))))
  (exp (log1p (sqrt (- 1.0 (* x x)))))
  (* (cbrt (log1p (sqrt (- 1.0 (* x x))))) (cbrt (log1p (sqrt (- 1.0 (* x x))))))
  (cbrt (log1p (sqrt (- 1.0 (* x x)))))
  (* (* (log1p (sqrt (- 1.0 (* x x)))) (log1p (sqrt (- 1.0 (* x x))))) (log1p (sqrt (- 1.0 (* x x)))))
  (sqrt (log1p (sqrt (- 1.0 (* x x)))))
  (sqrt (log1p (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)))))
  (- (+ (/ (exp (- (log (sqrt -1)) (log (/ 1 x)))) (* (sqrt -1) x)) (+ (exp (- (log (sqrt -1)) (log (/ 1 x)))) (* 1/2 (/ (exp (- (log (sqrt -1)) (log (/ 1 x)))) (* (pow (sqrt -1) 2) (pow x 2)))))) 1)
  (- (+ (* 1/2 (/ (exp (- (log (sqrt -1)) (log (/ -1 x)))) (* (pow x 2) (pow (sqrt -1) 2)))) (exp (- (log (sqrt -1)) (log (/ -1 x))))) (+ (/ (exp (- (log (sqrt -1)) (log (/ -1 x)))) (* x (sqrt -1))) 1))
  (- (sqrt 1.0) (+ (* 1/8 (/ (pow x 4) (pow (sqrt 1.0) 3))) (* 1/2 (/ (pow x 2) (sqrt 1.0)))))
  (- (+ (* 0.5 (/ 1 (* x (sqrt -1)))) (* x (sqrt -1))) (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt -1) 3)))))
  (- (* 0.125 (/ 1 (* (pow x 3) (pow (sqrt -1) 3)))) (+ (* 0.5 (/ 1 (* x (sqrt -1)))) (* x (sqrt -1))))
  (- (log (+ (sqrt 1.0) 1)) (+ (* 1/2 (/ (pow x 2) (* (+ (sqrt 1.0) 1) (sqrt 1.0)))) (+ (* 1/8 (/ (pow x 4) (* (+ (sqrt 1.0) 1) (pow (sqrt 1.0) 3)))) (* 1/8 (/ (pow x 4) (* (pow (+ (sqrt 1.0) 1) 2) (pow (sqrt 1.0) 2)))))))
  (- (+ (log (sqrt -1)) (/ 1 (* x (sqrt -1)))) (+ (log (/ 1 x)) (* 0.16666666666666666 (/ 1 (* (pow x 3) (pow (sqrt -1) 3))))))
  (- (+ (log (sqrt -1)) (* 0.16666666666666666 (/ 1 (* (pow x 3) (pow (sqrt -1) 3))))) (+ (/ 1 (* x (sqrt -1))) (log (/ -1 x))))
0.729 * * [simplify]: iteration  0 :  334  enodes  (cost  373 )
0.735 * * [simplify]: iteration  1 :  1275  enodes  (cost  344 )
0.757 * * [simplify]: iteration  2 :  5001  enodes  (cost  322 )
0.759 * [simplify]: Simplified to:
   (exp (log1p (sqrt (- 1.0 (* x x)))))
  (expm1 (sqrt (- 1.0 (* x x))))
  (log1p (sqrt (- 1.0 (* x x))))
  (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)
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (expm1 (sqrt (- 1.0 (* x x))))
  (log1p (sqrt (- 1.0 (* x x))))
  (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))))
  (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))))
  (hypot x (sqrt 1.0))
  1/2
  (sqrt (sqrt (- 1.0 (* x x))))
  (sqrt (sqrt (- 1.0 (* x x))))
  (+ 1 (sqrt (- 1.0 (* x x))))
  (sqrt (- 1.0 (* x x)))
  (log1p (log1p (sqrt (- 1.0 (* x x)))))
  (log (log1p (sqrt (- 1.0 (* x x)))))
  (exp (log1p (sqrt (- 1.0 (* x x)))))
  (* (cbrt (log1p (sqrt (- 1.0 (* x x))))) (cbrt (log1p (sqrt (- 1.0 (* x x))))))
  (cbrt (log1p (sqrt (- 1.0 (* x x)))))
  (pow (log1p (sqrt (- 1.0 (* x x)))) 3)
  (sqrt (log1p (sqrt (- 1.0 (* x x)))))
  (sqrt (log1p (sqrt (- 1.0 (* x x)))))
  (- (sqrt 1.0) (fma 1/8 (/ (pow x 4) (pow (sqrt 1.0) 3)) (* 1/2 (/ (pow x 2) (sqrt 1.0)))))
  (+ (/ (sqrt -1) (/ 1 x)) (+ (* (/ (sqrt -1) x) (/ x (sqrt -1))) (* 1/2 (- (* (/ (sqrt -1) (pow x 2)) (/ x -1)) 2))))
  (- (/ (sqrt -1) (/ -1 x)) (- (fma 1/2 2 (/ (sqrt -1) (* (* (sqrt -1) x) (/ -1 x)))) (* (/ (sqrt -1) (* (pow x 2) (/ -1 x))) -1/2)))
  (- (sqrt 1.0) (fma 1/8 (/ (pow x 4) (pow (sqrt 1.0) 3)) (* 1/2 (/ (pow x 2) (sqrt 1.0)))))
  (fma (- 0.125) (/ 1 (* (pow x 3) (pow (sqrt -1) 3))) (fma x (sqrt -1) (/ 0.5 (* (sqrt -1) x))))
  (fma 0.125 (/ 1 (* (pow x 3) (pow (sqrt -1) 3))) (- (fma 0.5 (/ 1 (* x (sqrt -1))) (* x (sqrt -1)))))
  (- (- (log1p (sqrt 1.0)) (fma 1/2 (/ x (/ (+ (* (sqrt 1.0) 1) 1.0) x)) (* (/ 1/8 1.0) (/ (pow x 4) (pow (+ (sqrt 1.0) 1) 2))))) (* (/ 1/8 (fma (sqrt 1.0) 1 1.0)) (/ (pow x 4) 1.0)))
  (- (/ 1 (* x (sqrt -1))) (- (- (/ (/ 0.16666666666666666 (pow (sqrt -1) 3)) (pow x 3)) (log x)) (log (sqrt -1))))
  (- (- (fma 0.16666666666666666 (/ 1 (* (pow x 3) (pow (sqrt -1) 3))) (log (sqrt -1))) (log (/ -1 x))) (/ 1 (* x (sqrt -1))))
0.759 * * * [progress]: adding candidates to table
0.866 * [progress]: [Phase 3 of 3] Extracting.
0.866 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (expm1 (log1p (sqrt (- 1.0 (* x x))))))> #<alt (λ (x) (sqrt (- 1.0 (* x x))))>)
0.866 * * * [regime-changes]: Trying 4 branch expressions: ((* x x) (- 1.0 (* x x)) (sqrt (- 1.0 (* x x))) x)
0.866 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x) (expm1 (log1p (sqrt (- 1.0 (* x x))))))> #<alt (λ (x) (sqrt (- 1.0 (* x x))))>)
0.879 * * * * [regimes]: Trying to branch on (- 1.0 (* x x)) from (#<alt (λ (x) (expm1 (log1p (sqrt (- 1.0 (* x x))))))> #<alt (λ (x) (sqrt (- 1.0 (* x x))))>)
0.887 * * * * [regimes]: Trying to branch on (sqrt (- 1.0 (* x x))) from (#<alt (λ (x) (expm1 (log1p (sqrt (- 1.0 (* x x))))))> #<alt (λ (x) (sqrt (- 1.0 (* x x))))>)
0.896 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (expm1 (log1p (sqrt (- 1.0 (* x x))))))> #<alt (λ (x) (sqrt (- 1.0 (* x x))))>)
0.905 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.905 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sqrt (- 1.0 (* x x)))
0.906 * * [simplify]: iteration  0 :  5  enodes  (cost  3 )
0.906 * [simplify]: Simplified to:
   (sqrt (- 1.0 (* x x)))
1.552 * [regime-testing]: Baseline error score: 0.006000750093761721
1.553 * [regime-testing]: Oracle error score: 0.003500437554694337
1.554 * [regime-testing]: End program error score: 0.006000750093761721