0.881 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.278 * * * [progress]: [2/2] Setting up program.
0.282 * [progress]: [Phase 2 of 3] Improving.
0.284 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
0.291 * * [simplify]: iteration  0 :  16  enodes  (cost  6 )
0.292 * * [simplify]: iteration  1 :  19  enodes  (cost  6 )
0.294 * * [simplify]: iteration  2 :  21  enodes  (cost  6 )
0.295 * * [simplify]: iteration  3 :  21  enodes  (cost  6 )
0.296 * [simplify]: Simplified to:
   (* 2.0 (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
0.298 * * [progress]: iteration 1 / 4
0.298 * * * [progress]: picking best candidate
0.300 * * * * [pick]: Picked  #<alt (λ (x) (* 2.0 (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))>
0.300 * * * [progress]: localizing error
0.310 * * * [progress]: generating rewritten candidates
0.310 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2)
0.312 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 1)
0.321 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 1 1)
0.333 * * * [progress]: generating series expansions
0.333 * * * * [progress]: [ 1 / 3 ] generating series at (2 2)
0.338 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in (x) around 0
0.339 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
0.340 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
0.341 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in (x) around 0
0.341 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
0.341 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
0.341 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in (x) around 0
0.341 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
0.341 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
0.342 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 1)
0.342 * [approximate]: Taking taylor expansion of (sqrt (/ (- 1.0 x) (+ x 1.0))) in (x) around 0
0.342 * [taylor]: Taking taylor expansion of (sqrt (/ (- 1.0 x) (+ x 1.0))) in x
0.342 * [taylor]: Taking taylor expansion of (/ (- 1.0 x) (+ x 1.0)) in x
0.342 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.342 * [taylor]: Taking taylor expansion of 1.0 in x
0.342 * [taylor]: Taking taylor expansion of x in x
0.343 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.343 * [taylor]: Taking taylor expansion of x in x
0.343 * [taylor]: Taking taylor expansion of 1.0 in x
0.348 * [taylor]: Taking taylor expansion of (sqrt (/ (- 1.0 x) (+ x 1.0))) in x
0.348 * [taylor]: Taking taylor expansion of (/ (- 1.0 x) (+ x 1.0)) in x
0.348 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.348 * [taylor]: Taking taylor expansion of 1.0 in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of 1.0 in x
0.384 * [approximate]: Taking taylor expansion of (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))) in (x) around 0
0.384 * [taylor]: Taking taylor expansion of (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))) in x
0.384 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.384 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.384 * [taylor]: Taking taylor expansion of 1.0 in x
0.384 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.384 * [taylor]: Taking taylor expansion of x in x
0.385 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.385 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.385 * [taylor]: Taking taylor expansion of x in x
0.385 * [taylor]: Taking taylor expansion of 1.0 in x
0.391 * [taylor]: Taking taylor expansion of (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))) in x
0.391 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.391 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.391 * [taylor]: Taking taylor expansion of 1.0 in x
0.391 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.391 * [taylor]: Taking taylor expansion of x in x
0.391 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.391 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.391 * [taylor]: Taking taylor expansion of x in x
0.391 * [taylor]: Taking taylor expansion of 1.0 in x
0.415 * [approximate]: Taking taylor expansion of (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))) in (x) around 0
0.415 * [taylor]: Taking taylor expansion of (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))) in x
0.415 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))) in x
0.415 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.415 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.415 * [taylor]: Taking taylor expansion of x in x
0.415 * [taylor]: Taking taylor expansion of 1.0 in x
0.415 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.415 * [taylor]: Taking taylor expansion of 1.0 in x
0.415 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.415 * [taylor]: Taking taylor expansion of x in x
0.421 * [taylor]: Taking taylor expansion of (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))) in x
0.421 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))) in x
0.421 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.421 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.421 * [taylor]: Taking taylor expansion of x in x
0.421 * [taylor]: Taking taylor expansion of 1.0 in x
0.421 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.421 * [taylor]: Taking taylor expansion of 1.0 in x
0.421 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.421 * [taylor]: Taking taylor expansion of x in x
0.445 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 1 1)
0.445 * [approximate]: Taking taylor expansion of (/ (- 1.0 x) (+ x 1.0)) in (x) around 0
0.445 * [taylor]: Taking taylor expansion of (/ (- 1.0 x) (+ x 1.0)) in x
0.445 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.445 * [taylor]: Taking taylor expansion of 1.0 in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [taylor]: Taking taylor expansion of 1.0 in x
0.446 * [taylor]: Taking taylor expansion of (/ (- 1.0 x) (+ x 1.0)) in x
0.446 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.446 * [taylor]: Taking taylor expansion of 1.0 in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.446 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.446 * [taylor]: Taking taylor expansion of 1.0 in x
0.458 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in (x) around 0
0.458 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.458 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.458 * [taylor]: Taking taylor expansion of 1.0 in x
0.458 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.458 * [taylor]: Taking taylor expansion of x in x
0.459 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.459 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.459 * [taylor]: Taking taylor expansion of x in x
0.459 * [taylor]: Taking taylor expansion of 1.0 in x
0.460 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.460 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.460 * [taylor]: Taking taylor expansion of 1.0 in x
0.460 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.460 * [taylor]: Taking taylor expansion of x in x
0.460 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.460 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.460 * [taylor]: Taking taylor expansion of x in x
0.461 * [taylor]: Taking taylor expansion of 1.0 in x
0.470 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))) in (x) around 0
0.470 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))) in x
0.470 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.470 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.470 * [taylor]: Taking taylor expansion of x in x
0.470 * [taylor]: Taking taylor expansion of 1.0 in x
0.470 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.470 * [taylor]: Taking taylor expansion of 1.0 in x
0.470 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.470 * [taylor]: Taking taylor expansion of x in x
0.471 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))) in x
0.471 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.471 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.471 * [taylor]: Taking taylor expansion of x in x
0.472 * [taylor]: Taking taylor expansion of 1.0 in x
0.472 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.472 * [taylor]: Taking taylor expansion of 1.0 in x
0.472 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.472 * [taylor]: Taking taylor expansion of x in x
0.481 * * * [progress]: simplifying candidates
0.483 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (exp (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (* (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (* (* (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (log (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (exp (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (* (cbrt (sqrt (/ (- 1.0 x) (+ 1.0 x)))) (cbrt (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (cbrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (* (* (sqrt (/ (- 1.0 x) (+ 1.0 x))) (sqrt (/ (- 1.0 x) (+ 1.0 x)))) (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (* (cbrt (/ (- 1.0 x) (+ 1.0 x))) (cbrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (cbrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (sqrt (/ (cbrt (- 1.0 x)) (cbrt (+ 1.0 x))))
  (sqrt (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (sqrt (+ 1.0 x))))
  (sqrt (/ (cbrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) 1))
  (sqrt (/ (cbrt (- 1.0 x)) (+ 1.0 x)))
  (sqrt (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) 1))
  (sqrt (/ (cbrt (- 1.0 x)) (+ 1.0 x)))
  (sqrt (/ (sqrt (- 1.0 x)) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (sqrt (/ (sqrt (- 1.0 x)) (cbrt (+ 1.0 x))))
  (sqrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (sqrt (- 1.0 x)) 1))
  (sqrt (/ (sqrt (- 1.0 x)) (+ 1.0 x)))
  (sqrt (/ (sqrt (- 1.0 x)) 1))
  (sqrt (/ (sqrt (- 1.0 x)) (+ 1.0 x)))
  (sqrt (/ 1 (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (sqrt (/ (- 1.0 x) (cbrt (+ 1.0 x))))
  (sqrt (/ 1 (sqrt (+ 1.0 x))))
  (sqrt (/ (- 1.0 x) (sqrt (+ 1.0 x))))
  (sqrt (/ 1 1))
  (sqrt (/ (- 1.0 x) (+ 1.0 x)))
  (sqrt (/ 1 1))
  (sqrt (/ (- 1.0 x) (+ 1.0 x)))
  (sqrt (/ (+ (sqrt 1.0) (sqrt x)) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (sqrt (/ (- (sqrt 1.0) (sqrt x)) (cbrt (+ 1.0 x))))
  (sqrt (/ (+ (sqrt 1.0) (sqrt x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (- (sqrt 1.0) (sqrt x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (+ (sqrt 1.0) (sqrt x)) 1))
  (sqrt (/ (- (sqrt 1.0) (sqrt x)) (+ 1.0 x)))
  (sqrt (/ (+ (sqrt 1.0) (sqrt x)) 1))
  (sqrt (/ (- (sqrt 1.0) (sqrt x)) (+ 1.0 x)))
  (sqrt (/ 1 (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (sqrt (/ (- 1.0 x) (cbrt (+ 1.0 x))))
  (sqrt (/ 1 (sqrt (+ 1.0 x))))
  (sqrt (/ (- 1.0 x) (sqrt (+ 1.0 x))))
  (sqrt (/ 1 1))
  (sqrt (/ (- 1.0 x) (+ 1.0 x)))
  (sqrt (/ 1 1))
  (sqrt (/ (- 1.0 x) (+ 1.0 x)))
  (sqrt 1)
  (sqrt (/ (- 1.0 x) (+ 1.0 x)))
  (sqrt (- 1.0 x))
  (sqrt (/ 1 (+ 1.0 x)))
  (sqrt (/ (- 1.0 x) (+ (pow 1.0 3) (pow x 3))))
  (sqrt (+ (* 1.0 1.0) (- (* x x) (* 1.0 x))))
  (sqrt (/ (- 1.0 x) (- (* 1.0 1.0) (* x x))))
  (sqrt (- 1.0 x))
  (sqrt (- 1.0 x))
  (sqrt (+ 1.0 x))
  (/ 1 2)
  (sqrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (- (log (- 1.0 x)) (log (+ 1.0 x)))
  (log (/ (- 1.0 x) (+ 1.0 x)))
  (exp (/ (- 1.0 x) (+ 1.0 x)))
  (/ (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)) (* (* (+ 1.0 x) (+ 1.0 x)) (+ 1.0 x)))
  (* (cbrt (/ (- 1.0 x) (+ 1.0 x))) (cbrt (/ (- 1.0 x) (+ 1.0 x))))
  (cbrt (/ (- 1.0 x) (+ 1.0 x)))
  (* (* (/ (- 1.0 x) (+ 1.0 x)) (/ (- 1.0 x) (+ 1.0 x))) (/ (- 1.0 x) (+ 1.0 x)))
  (sqrt (/ (- 1.0 x) (+ 1.0 x)))
  (sqrt (/ (- 1.0 x) (+ 1.0 x)))
  (- (- 1.0 x))
  (- (+ 1.0 x))
  (/ 1.0 (+ 1.0 x))
  (/ x (+ 1.0 x))
  (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (cbrt (- 1.0 x)) (cbrt (+ 1.0 x)))
  (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (cbrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) 1)
  (/ (cbrt (- 1.0 x)) (+ 1.0 x))
  (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) 1)
  (/ (cbrt (- 1.0 x)) (+ 1.0 x))
  (/ (sqrt (- 1.0 x)) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (cbrt (+ 1.0 x)))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt (- 1.0 x)) 1)
  (/ (sqrt (- 1.0 x)) (+ 1.0 x))
  (/ (sqrt (- 1.0 x)) 1)
  (/ (sqrt (- 1.0 x)) (+ 1.0 x))
  (/ 1 (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (- 1.0 x) (cbrt (+ 1.0 x)))
  (/ 1 (sqrt (+ 1.0 x)))
  (/ (- 1.0 x) (sqrt (+ 1.0 x)))
  (/ 1 1)
  (/ (- 1.0 x) (+ 1.0 x))
  (/ 1 1)
  (/ (- 1.0 x) (+ 1.0 x))
  (/ (+ (sqrt 1.0) (sqrt x)) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (- (sqrt 1.0) (sqrt x)) (cbrt (+ 1.0 x)))
  (/ (+ (sqrt 1.0) (sqrt x)) (sqrt (+ 1.0 x)))
  (/ (- (sqrt 1.0) (sqrt x)) (sqrt (+ 1.0 x)))
  (/ (+ (sqrt 1.0) (sqrt x)) 1)
  (/ (- (sqrt 1.0) (sqrt x)) (+ 1.0 x))
  (/ (+ (sqrt 1.0) (sqrt x)) 1)
  (/ (- (sqrt 1.0) (sqrt x)) (+ 1.0 x))
  (/ 1 (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (- 1.0 x) (cbrt (+ 1.0 x)))
  (/ 1 (sqrt (+ 1.0 x)))
  (/ (- 1.0 x) (sqrt (+ 1.0 x)))
  (/ 1 1)
  (/ (- 1.0 x) (+ 1.0 x))
  (/ 1 1)
  (/ (- 1.0 x) (+ 1.0 x))
  (/ 1 (+ 1.0 x))
  (/ (+ 1.0 x) (- 1.0 x))
  (/ (- 1.0 x) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (- 1.0 x) (sqrt (+ 1.0 x)))
  (/ (- 1.0 x) 1)
  (/ (- 1.0 x) 1)
  (/ (+ 1.0 x) (cbrt (- 1.0 x)))
  (/ (+ 1.0 x) (sqrt (- 1.0 x)))
  (/ (+ 1.0 x) (- 1.0 x))
  (/ (+ 1.0 x) (- (sqrt 1.0) (sqrt x)))
  (/ (+ 1.0 x) (- 1.0 x))
  (/ (- 1.0 x) (+ (pow 1.0 3) (pow x 3)))
  (/ (- 1.0 x) (- (* 1.0 1.0) (* x x)))
  (* (+ 1.0 x) (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x))))
  (* (+ 1.0 x) (+ 1.0 x))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (- (+ (sqrt 1.0) (* 1.0 (/ (pow x 2) (sqrt 1.0)))) (+ (* 0.5 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* 1.0 (/ x (sqrt 1.0)))))
  (- (+ (* 1.0 (/ 1 (* x (sqrt -1)))) (sqrt -1)) (+ (* 1.0 (/ 1 (* (pow x 2) (sqrt -1)))) (* 0.5 (/ 1 (* (pow x 2) (pow (sqrt -1) 3))))))
  (- (+ (* 1.0 (/ 1 (* x (sqrt -1)))) (sqrt -1)) (+ (* 1.0 (/ 1 (* (pow x 2) (sqrt -1)))) (* 0.5 (/ 1 (* (pow x 2) (pow (sqrt -1) 3))))))
  (- (+ (* 2.0 (pow x 2)) 1.0) (* 2.0 x))
  (- (* 2.0 (/ 1 x)) (+ 1 (* 2.0 (/ 1 (pow x 2)))))
  (- (* 2.0 (/ 1 x)) (+ 1 (* 2.0 (/ 1 (pow x 2)))))
0.489 * * [simplify]: iteration  0 :  354  enodes  (cost  753 )
0.495 * * [simplify]: iteration  1 :  1071  enodes  (cost  709 )
0.517 * * [simplify]: iteration  2 :  5001  enodes  (cost  690 )
0.522 * [simplify]: Simplified to:
   (log (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (exp (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (* (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (pow (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) 3)
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (log (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (exp (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (* (cbrt (sqrt (/ (- 1.0 x) (+ 1.0 x)))) (cbrt (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (cbrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (pow (sqrt (/ (- 1.0 x) (+ x 1.0))) 3)
  (fabs (cbrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (cbrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (fabs (/ (cbrt (- 1.0 x)) (cbrt (+ 1.0 x))))
  (sqrt (/ (cbrt (- 1.0 x)) (cbrt (+ 1.0 x))))
  (sqrt (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (sqrt (+ 1.0 x))))
  (sqrt (/ (cbrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (fabs (cbrt (- 1.0 x)))
  (sqrt (/ (cbrt (- 1.0 x)) (+ 1.0 x)))
  (fabs (cbrt (- 1.0 x)))
  (sqrt (/ (cbrt (- 1.0 x)) (+ 1.0 x)))
  (sqrt (/ (sqrt (- 1.0 x)) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (sqrt (/ (sqrt (- 1.0 x)) (cbrt (+ 1.0 x))))
  (sqrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (sqrt (- 1.0 x)) 1))
  (sqrt (/ (sqrt (- 1.0 x)) (+ 1.0 x)))
  (sqrt (/ (sqrt (- 1.0 x)) 1))
  (sqrt (/ (sqrt (- 1.0 x)) (+ 1.0 x)))
  (sqrt (/ 1 (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (sqrt (/ (- 1.0 x) (cbrt (+ 1.0 x))))
  (sqrt (/ 1 (sqrt (+ 1.0 x))))
  (sqrt (/ (- 1.0 x) (sqrt (+ 1.0 x))))
  1
  (sqrt (/ (- 1.0 x) (+ x 1.0)))
  1
  (sqrt (/ (- 1.0 x) (+ x 1.0)))
  (sqrt (/ (+ (sqrt 1.0) (sqrt x)) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (sqrt (/ (- (sqrt 1.0) (sqrt x)) (cbrt (+ 1.0 x))))
  (sqrt (/ (+ (sqrt 1.0) (sqrt x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (- (sqrt 1.0) (sqrt x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (+ (sqrt 1.0) (sqrt x)) 1))
  (sqrt (/ (- (sqrt 1.0) (sqrt x)) (+ 1.0 x)))
  (sqrt (/ (+ (sqrt 1.0) (sqrt x)) 1))
  (sqrt (/ (- (sqrt 1.0) (sqrt x)) (+ 1.0 x)))
  (sqrt (/ 1 (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (sqrt (/ (- 1.0 x) (cbrt (+ 1.0 x))))
  (sqrt (/ 1 (sqrt (+ 1.0 x))))
  (sqrt (/ (- 1.0 x) (sqrt (+ 1.0 x))))
  1
  (sqrt (/ (- 1.0 x) (+ x 1.0)))
  1
  (sqrt (/ (- 1.0 x) (+ x 1.0)))
  1
  (sqrt (/ (- 1.0 x) (+ x 1.0)))
  (sqrt (- 1.0 x))
  (sqrt (/ 1 (+ 1.0 x)))
  (sqrt (/ (- 1.0 x) (+ (pow 1.0 3) (pow x 3))))
  (sqrt (+ (* 1.0 1.0) (- (* x x) (* 1.0 x))))
  (sqrt (/ (- 1.0 x) (- (* 1.0 1.0) (* x x))))
  (sqrt (- 1.0 x))
  (sqrt (- 1.0 x))
  (sqrt (+ 1.0 x))
  1/2
  (sqrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (log (/ (- 1.0 x) (+ 1.0 x)))
  (log (/ (- 1.0 x) (+ 1.0 x)))
  (exp (/ (- 1.0 x) (+ 1.0 x)))
  (pow (/ (- 1.0 x) (+ 1.0 x)) 3)
  (* (cbrt (/ (- 1.0 x) (+ 1.0 x))) (cbrt (/ (- 1.0 x) (+ 1.0 x))))
  (cbrt (/ (- 1.0 x) (+ 1.0 x)))
  (pow (/ (- 1.0 x) (+ 1.0 x)) 3)
  (sqrt (/ (- 1.0 x) (+ x 1.0)))
  (sqrt (/ (- 1.0 x) (+ x 1.0)))
  (- x 1.0)
  (- (+ 1.0 x))
  (/ 1.0 (+ x 1.0))
  (/ x (+ x 1.0))
  (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (cbrt (- 1.0 x)) (cbrt (+ 1.0 x)))
  (/ (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (cbrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))
  (/ (cbrt (- 1.0 x)) (+ 1.0 x))
  (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))
  (/ (cbrt (- 1.0 x)) (+ 1.0 x))
  (/ (sqrt (- 1.0 x)) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (cbrt (+ 1.0 x)))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (sqrt (- 1.0 x))
  (/ (sqrt (- 1.0 x)) (+ 1.0 x))
  (sqrt (- 1.0 x))
  (/ (sqrt (- 1.0 x)) (+ 1.0 x))
  (/ 1 (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (- 1.0 x) (cbrt (+ 1.0 x)))
  (/ 1 (sqrt (+ 1.0 x)))
  (/ (- 1.0 x) (sqrt (+ 1.0 x)))
  1
  (/ (- 1.0 x) (+ 1.0 x))
  1
  (/ (- 1.0 x) (+ 1.0 x))
  (/ (+ (sqrt 1.0) (sqrt x)) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (- (sqrt 1.0) (sqrt x)) (cbrt (+ 1.0 x)))
  (/ (+ (sqrt 1.0) (sqrt x)) (sqrt (+ 1.0 x)))
  (/ (- (sqrt 1.0) (sqrt x)) (sqrt (+ 1.0 x)))
  (+ (sqrt 1.0) (sqrt x))
  (/ (- (sqrt 1.0) (sqrt x)) (+ 1.0 x))
  (+ (sqrt 1.0) (sqrt x))
  (/ (- (sqrt 1.0) (sqrt x)) (+ 1.0 x))
  (/ 1 (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (- 1.0 x) (cbrt (+ 1.0 x)))
  (/ 1 (sqrt (+ 1.0 x)))
  (/ (- 1.0 x) (sqrt (+ 1.0 x)))
  1
  (/ (- 1.0 x) (+ 1.0 x))
  1
  (/ (- 1.0 x) (+ 1.0 x))
  (/ 1 (+ 1.0 x))
  (/ (+ 1.0 x) (- 1.0 x))
  (/ (- 1.0 x) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (/ (- 1.0 x) (sqrt (+ 1.0 x)))
  (- 1.0 x)
  (- 1.0 x)
  (/ (+ 1.0 x) (cbrt (- 1.0 x)))
  (/ (+ 1.0 x) (sqrt (- 1.0 x)))
  (/ (+ 1.0 x) (- 1.0 x))
  (/ (+ 1.0 x) (- (sqrt 1.0) (sqrt x)))
  (/ (+ 1.0 x) (- 1.0 x))
  (/ (- 1.0 x) (+ (pow 1.0 3) (pow x 3)))
  (/ (- 1.0 x) (- (* 1.0 1.0) (* x x)))
  (* (+ (* x (+ x 1.0)) (* 1.0 1.0)) (+ 1.0 x))
  (* (+ 1.0 x) (+ 1.0 x))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (- (* (/ (pow x 2) (sqrt 1.0)) (- 1.0 (/ 0.5 1.0))) (- (* 1.0 (/ x (sqrt 1.0))) (sqrt 1.0)))
  (- (sqrt -1) (- (* (/ 1 (pow x 2)) (+ (/ 0.5 (pow (sqrt -1) 3)) (/ 1.0 (sqrt -1)))) (/ 1.0 (* x (sqrt -1)))))
  (- (sqrt -1) (- (* (/ 1 (pow x 2)) (+ (/ 0.5 (pow (sqrt -1) 3)) (/ 1.0 (sqrt -1)))) (/ 1.0 (* x (sqrt -1)))))
  (+ 1.0 (* 2.0 (- (pow x 2) x)))
  (- (/ 2.0 x) (- 1 (/ (- 2.0) (pow x 2))))
  (- (/ 2.0 x) (- 1 (/ (- 2.0) (pow x 2))))
0.523 * * * [progress]: adding candidates to table
0.701 * * [progress]: iteration 2 / 4
0.701 * * * [progress]: picking best candidate
0.705 * * * * [pick]: Picked  #<alt (λ (x) (* 2.0 (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))))>
0.705 * * * [progress]: localizing error
0.714 * * * [progress]: generating rewritten candidates
0.714 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2)
0.717 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2 1)
0.727 * * * * [progress]: [ 3 / 4 ] rewriting at (2 2 1 2)
0.730 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2 1 1)
0.739 * * * [progress]: generating series expansions
0.739 * * * * [progress]: [ 1 / 4 ] generating series at (2 2)
0.739 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in (x) around 0
0.739 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
0.739 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
0.739 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in (x) around 0
0.739 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
0.740 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
0.740 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in (x) around 0
0.740 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
0.740 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
0.741 * * * * [progress]: [ 2 / 4 ] generating series at (2 2 1)
0.741 * [approximate]: Taking taylor expansion of (sqrt (/ (- 1.0 x) (+ x 1.0))) in (x) around 0
0.741 * [taylor]: Taking taylor expansion of (sqrt (/ (- 1.0 x) (+ x 1.0))) in x
0.741 * [taylor]: Taking taylor expansion of (/ (- 1.0 x) (+ x 1.0)) in x
0.741 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.741 * [taylor]: Taking taylor expansion of 1.0 in x
0.741 * [taylor]: Taking taylor expansion of x in x
0.741 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.741 * [taylor]: Taking taylor expansion of x in x
0.741 * [taylor]: Taking taylor expansion of 1.0 in x
0.746 * [taylor]: Taking taylor expansion of (sqrt (/ (- 1.0 x) (+ x 1.0))) in x
0.746 * [taylor]: Taking taylor expansion of (/ (- 1.0 x) (+ x 1.0)) in x
0.746 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.746 * [taylor]: Taking taylor expansion of 1.0 in x
0.746 * [taylor]: Taking taylor expansion of x in x
0.746 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.746 * [taylor]: Taking taylor expansion of x in x
0.746 * [taylor]: Taking taylor expansion of 1.0 in x
0.771 * [approximate]: Taking taylor expansion of (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))) in (x) around 0
0.771 * [taylor]: Taking taylor expansion of (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))) in x
0.771 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.771 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.771 * [taylor]: Taking taylor expansion of 1.0 in x
0.771 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.771 * [taylor]: Taking taylor expansion of x in x
0.771 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.771 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.771 * [taylor]: Taking taylor expansion of x in x
0.771 * [taylor]: Taking taylor expansion of 1.0 in x
0.777 * [taylor]: Taking taylor expansion of (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))) in x
0.777 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)) in x
0.777 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.777 * [taylor]: Taking taylor expansion of 1.0 in x
0.777 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.777 * [taylor]: Taking taylor expansion of x in x
0.777 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.777 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.777 * [taylor]: Taking taylor expansion of x in x
0.777 * [taylor]: Taking taylor expansion of 1.0 in x
0.800 * [approximate]: Taking taylor expansion of (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))) in (x) around 0
0.800 * [taylor]: Taking taylor expansion of (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))) in x
0.800 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))) in x
0.800 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.800 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.800 * [taylor]: Taking taylor expansion of x in x
0.800 * [taylor]: Taking taylor expansion of 1.0 in x
0.800 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.800 * [taylor]: Taking taylor expansion of 1.0 in x
0.800 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.800 * [taylor]: Taking taylor expansion of x in x
0.806 * [taylor]: Taking taylor expansion of (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))) in x
0.806 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))) in x
0.806 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.806 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.806 * [taylor]: Taking taylor expansion of x in x
0.806 * [taylor]: Taking taylor expansion of 1.0 in x
0.807 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.807 * [taylor]: Taking taylor expansion of 1.0 in x
0.807 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.807 * [taylor]: Taking taylor expansion of x in x
0.830 * * * * [progress]: [ 3 / 4 ] generating series at (2 2 1 2)
0.830 * [approximate]: Taking taylor expansion of (sqrt (+ x 1.0)) in (x) around 0
0.830 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
0.830 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.830 * [taylor]: Taking taylor expansion of x in x
0.830 * [taylor]: Taking taylor expansion of 1.0 in x
0.832 * [taylor]: Taking taylor expansion of (sqrt (+ x 1.0)) in x
0.832 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.832 * [taylor]: Taking taylor expansion of x in x
0.832 * [taylor]: Taking taylor expansion of 1.0 in x
0.841 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in (x) around 0
0.841 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
0.841 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.841 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.841 * [taylor]: Taking taylor expansion of x in x
0.841 * [taylor]: Taking taylor expansion of 1.0 in x
0.843 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
0.843 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.843 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.843 * [taylor]: Taking taylor expansion of x in x
0.848 * [taylor]: Taking taylor expansion of 1.0 in x
0.855 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in (x) around 0
0.855 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
0.855 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.855 * [taylor]: Taking taylor expansion of 1.0 in x
0.855 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.856 * [taylor]: Taking taylor expansion of x in x
0.857 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
0.857 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.857 * [taylor]: Taking taylor expansion of 1.0 in x
0.857 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.857 * [taylor]: Taking taylor expansion of x in x
0.865 * * * * [progress]: [ 4 / 4 ] generating series at (2 2 1 1)
0.865 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 x)) in (x) around 0
0.865 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 x)) in x
0.865 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.865 * [taylor]: Taking taylor expansion of 1.0 in x
0.865 * [taylor]: Taking taylor expansion of x in x
0.867 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 x)) in x
0.867 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.867 * [taylor]: Taking taylor expansion of 1.0 in x
0.867 * [taylor]: Taking taylor expansion of x in x
0.877 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in (x) around 0
0.878 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
0.878 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.878 * [taylor]: Taking taylor expansion of 1.0 in x
0.878 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.878 * [taylor]: Taking taylor expansion of x in x
0.879 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (/ 1 x))) in x
0.879 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.879 * [taylor]: Taking taylor expansion of 1.0 in x
0.879 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.880 * [taylor]: Taking taylor expansion of x in x
0.888 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in (x) around 0
0.888 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
0.888 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.888 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.888 * [taylor]: Taking taylor expansion of x in x
0.888 * [taylor]: Taking taylor expansion of 1.0 in x
0.889 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 x) 1.0)) in x
0.889 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.889 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.889 * [taylor]: Taking taylor expansion of x in x
0.890 * [taylor]: Taking taylor expansion of 1.0 in x
0.897 * * * [progress]: simplifying candidates
0.899 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (exp (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (* (cbrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))) (cbrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))))
  (cbrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (* (* (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))) (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))) (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (sqrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (sqrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (- (log (sqrt (- 1.0 x))) (log (sqrt (+ 1.0 x))))
  (log (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (exp (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (/ (* (* (sqrt (- 1.0 x)) (sqrt (- 1.0 x))) (sqrt (- 1.0 x))) (* (* (sqrt (+ 1.0 x)) (sqrt (+ 1.0 x))) (sqrt (+ 1.0 x))))
  (* (cbrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))) (cbrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (cbrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (* (* (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))) (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))) (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (/ (- 1.0 x) (+ 1.0 x))
  (sqrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (- (sqrt (- 1.0 x)))
  (- (sqrt (+ 1.0 x)))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) (sqrt (sqrt (+ 1.0 x))))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) (sqrt 1))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) (sqrt 1))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) (sqrt (sqrt (+ 1.0 x))))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) 1)
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (cbrt (- 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (sqrt (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (sqrt 1))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (sqrt 1))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x)))) 1)
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (sqrt (- 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt 1))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt 1))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) 1)
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt 1) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt 1) (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (sqrt (cbrt (+ 1.0 x))))
  (/ (sqrt 1) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt 1) (sqrt 1))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt 1) (sqrt 1))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt 1) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt 1) 1)
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (sqrt 1))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (sqrt 1))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) 1)
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (+ 1.0 x)))
  (/ (sqrt 1) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt 1) (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (sqrt (cbrt (+ 1.0 x))))
  (/ (sqrt 1) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt 1) (sqrt 1))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt 1) (sqrt 1))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt 1) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt 1) 1)
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (sqrt (- 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt 1))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt 1))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) 1)
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ 1 (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (cbrt (sqrt (+ 1.0 x))))
  (/ 1 (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (sqrt (cbrt (+ 1.0 x))))
  (/ 1 (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (/ 1 (sqrt 1))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ 1 (sqrt 1))
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ 1 (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (/ 1 1)
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ 1 (sqrt (+ 1.0 x)))
  (/ (sqrt (+ 1.0 x)) (sqrt (- 1.0 x)))
  (/ (sqrt (- 1.0 x)) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt 1))
  (/ (sqrt (- 1.0 x)) (sqrt 1))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) 1)
  (/ (sqrt (+ 1.0 x)) (cbrt (sqrt (- 1.0 x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (cbrt (- 1.0 x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (sqrt (- 1.0 x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (- 1.0 x)))
  (/ (sqrt (+ 1.0 x)) (sqrt (- (sqrt 1.0) (sqrt x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (- 1.0 x)))
  (/ (sqrt (+ 1.0 x)) (sqrt (sqrt (- 1.0 x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (- 1.0 x)))
  (/ (sqrt (- 1.0 x)) (sqrt (+ (pow 1.0 3) (pow x 3))))
  (/ (sqrt (- 1.0 x)) (sqrt (- (* 1.0 1.0) (* x x))))
  (* (sqrt (+ 1.0 x)) (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x)))))
  (* (sqrt (+ 1.0 x)) (sqrt (+ 1.0 x)))
  (log (sqrt (+ 1.0 x)))
  (exp (sqrt (+ 1.0 x)))
  (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (cbrt (sqrt (+ 1.0 x)))
  (* (* (sqrt (+ 1.0 x)) (sqrt (+ 1.0 x))) (sqrt (+ 1.0 x)))
  (sqrt (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (sqrt (cbrt (+ 1.0 x)))
  (sqrt (sqrt (+ 1.0 x)))
  (sqrt (sqrt (+ 1.0 x)))
  (sqrt 1)
  (sqrt (+ 1.0 x))
  (sqrt 1)
  (sqrt (+ 1.0 x))
  (sqrt (+ (pow 1.0 3) (pow x 3)))
  (sqrt (+ (* 1.0 1.0) (- (* x x) (* 1.0 x))))
  (sqrt (- (* 1.0 1.0) (* x x)))
  (sqrt (- 1.0 x))
  (/ 1 2)
  (sqrt (sqrt (+ 1.0 x)))
  (sqrt (sqrt (+ 1.0 x)))
  (log (sqrt (- 1.0 x)))
  (exp (sqrt (- 1.0 x)))
  (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x))))
  (cbrt (sqrt (- 1.0 x)))
  (* (* (sqrt (- 1.0 x)) (sqrt (- 1.0 x))) (sqrt (- 1.0 x)))
  (sqrt (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (sqrt (cbrt (- 1.0 x)))
  (sqrt (sqrt (- 1.0 x)))
  (sqrt (sqrt (- 1.0 x)))
  (sqrt 1)
  (sqrt (- 1.0 x))
  (sqrt (+ (sqrt 1.0) (sqrt x)))
  (sqrt (- (sqrt 1.0) (sqrt x)))
  (sqrt 1)
  (sqrt (- 1.0 x))
  (sqrt (- (pow 1.0 3) (pow x 3)))
  (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x))))
  (sqrt (- (* 1.0 1.0) (* x x)))
  (sqrt (+ 1.0 x))
  (/ 1 2)
  (sqrt (sqrt (- 1.0 x)))
  (sqrt (sqrt (- 1.0 x)))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (- (+ (sqrt 1.0) (* 1.0 (/ (pow x 2) (sqrt 1.0)))) (+ (* 0.5 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* 1.0 (/ x (sqrt 1.0)))))
  (- (+ (* 1.0 (/ 1 (* x (sqrt -1)))) (sqrt -1)) (+ (* 1.0 (/ 1 (* (pow x 2) (sqrt -1)))) (* 0.5 (/ 1 (* (pow x 2) (pow (sqrt -1) 3))))))
  (- (+ (* 1.0 (/ 1 (* x (sqrt -1)))) (sqrt -1)) (+ (* 1.0 (/ 1 (* (pow x 2) (sqrt -1)))) (* 0.5 (/ 1 (* (pow x 2) (pow (sqrt -1) 3))))))
  (- (+ (sqrt 1.0) (* 1/2 (/ x (sqrt 1.0)))) (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))))
  (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
  (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
  (- (sqrt 1.0) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* 1/2 (/ x (sqrt 1.0)))))
  (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
  (- (+ (* +nan.0 (/ 1 (pow x 2))) (- (+ (* +nan.0 (/ 1 x)) (- +nan.0)))))
0.906 * * [simplify]: iteration  0 :  353  enodes  (cost  1256 )
0.912 * * [simplify]: iteration  1 :  1084  enodes  (cost  1184 )
0.935 * * [simplify]: iteration  2 :  5001  enodes  (cost  1121 )
0.942 * [simplify]: Simplified to:
   (log (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (exp (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (* (cbrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))) (cbrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))))
  (cbrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (pow (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))) 3)
  (sqrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (sqrt (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (log (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (log (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (exp (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (pow (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))) 3)
  (* (cbrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))) (cbrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
  (cbrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (pow (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))) 3)
  (/ (- 1.0 x) (+ x 1.0))
  (sqrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (sqrt (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))
  (- (sqrt (- 1.0 x)))
  (- (sqrt (+ 1.0 x)))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (cbrt (sqrt (- 1.0 x))) (/ (fabs (cbrt (+ 1.0 x))) (cbrt (sqrt (- 1.0 x)))))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) (sqrt (sqrt (+ 1.0 x))))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x))))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x))))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x)))) (sqrt (sqrt (+ 1.0 x))))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x))))
  (/ (cbrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (/ (fabs (cbrt (- 1.0 x))) (cbrt (sqrt (+ 1.0 x)))) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt (cbrt (- 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (fabs (cbrt (- 1.0 x))) (* (fabs (cbrt (+ 1.0 x))) 1))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (fabs (cbrt (- 1.0 x))) (* (sqrt (sqrt (+ 1.0 x))) 1))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (fabs (cbrt (- 1.0 x)))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (fabs (cbrt (- 1.0 x)))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (fabs (cbrt (- 1.0 x))) (* (sqrt (sqrt (+ 1.0 x))) 1))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (fabs (cbrt (- 1.0 x)))
  (/ (sqrt (cbrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (sqrt (- 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (fabs (cbrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (sqrt (sqrt (- 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (sqrt (sqrt (- 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (sqrt (sqrt (- 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ 1 (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (cbrt (sqrt (+ 1.0 x))))
  (/ 1 (fabs (cbrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (cbrt (+ 1.0 x))))
  (/ 1 (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  1
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  1
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ 1 (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  1
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (fabs (cbrt (+ 1.0 x))))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (sqrt (+ 1.0 x))))
  (sqrt (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (+ 1.0 x)))
  (sqrt (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (+ (sqrt 1.0) (sqrt x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (sqrt (+ 1.0 x))))
  (sqrt (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt (- (sqrt 1.0) (sqrt x))) (sqrt (+ 1.0 x)))
  (/ 1 (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (cbrt (sqrt (+ 1.0 x))))
  (/ 1 (fabs (cbrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (cbrt (+ 1.0 x))))
  (/ 1 (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  1
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  1
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ 1 (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  1
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (sqrt (- 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (fabs (cbrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (cbrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (sqrt (sqrt (- 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (sqrt (sqrt (- 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (sqrt (+ 1.0 x))))
  (sqrt (sqrt (- 1.0 x)))
  (/ (sqrt (sqrt (- 1.0 x))) (sqrt (+ 1.0 x)))
  (/ 1 (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (cbrt (sqrt (+ 1.0 x))))
  (/ 1 (fabs (cbrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (cbrt (+ 1.0 x))))
  (/ 1 (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  1
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  1
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ 1 (sqrt (sqrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  1
  (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))
  (/ 1 (sqrt (+ 1.0 x)))
  (/ (sqrt (+ 1.0 x)) (sqrt (- 1.0 x)))
  (/ (sqrt (- 1.0 x)) (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x)))))
  (/ (sqrt (- 1.0 x)) (fabs (cbrt (+ 1.0 x))))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (sqrt (- 1.0 x))
  (sqrt (- 1.0 x))
  (/ (sqrt (- 1.0 x)) (sqrt (sqrt (+ 1.0 x))))
  (sqrt (- 1.0 x))
  (/ (sqrt (+ 1.0 x)) (cbrt (sqrt (- 1.0 x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (cbrt (- 1.0 x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (sqrt (- 1.0 x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (- 1.0 x)))
  (/ (sqrt (+ 1.0 x)) (sqrt (- (sqrt 1.0) (sqrt x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (- 1.0 x)))
  (/ (sqrt (+ 1.0 x)) (sqrt (sqrt (- 1.0 x))))
  (/ (sqrt (+ 1.0 x)) (sqrt (- 1.0 x)))
  (/ (sqrt (- 1.0 x)) (sqrt (+ (pow 1.0 3) (pow x 3))))
  (/ (sqrt (- 1.0 x)) (sqrt (- (* 1.0 1.0) (* x x))))
  (* (sqrt (+ 1.0 x)) (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x)))))
  (+ 1.0 x)
  (log (sqrt (+ 1.0 x)))
  (exp (sqrt (+ 1.0 x)))
  (* (cbrt (sqrt (+ 1.0 x))) (cbrt (sqrt (+ 1.0 x))))
  (cbrt (sqrt (+ 1.0 x)))
  (pow (sqrt (+ 1.0 x)) 3)
  (fabs (cbrt (+ 1.0 x)))
  (sqrt (cbrt (+ 1.0 x)))
  (sqrt (sqrt (+ 1.0 x)))
  (sqrt (sqrt (+ 1.0 x)))
  1
  (sqrt (+ 1.0 x))
  1
  (sqrt (+ 1.0 x))
  (sqrt (+ (pow 1.0 3) (pow x 3)))
  (sqrt (+ (* 1.0 1.0) (- (* x x) (* 1.0 x))))
  (sqrt (- (* 1.0 1.0) (* x x)))
  (sqrt (- 1.0 x))
  1/2
  (sqrt (sqrt (+ 1.0 x)))
  (sqrt (sqrt (+ 1.0 x)))
  (log (sqrt (- 1.0 x)))
  (exp (sqrt (- 1.0 x)))
  (* (cbrt (sqrt (- 1.0 x))) (cbrt (sqrt (- 1.0 x))))
  (cbrt (sqrt (- 1.0 x)))
  (pow (sqrt (- 1.0 x)) 3)
  (fabs (cbrt (- 1.0 x)))
  (sqrt (cbrt (- 1.0 x)))
  (sqrt (sqrt (- 1.0 x)))
  (sqrt (sqrt (- 1.0 x)))
  1
  (sqrt (- 1.0 x))
  (sqrt (+ (sqrt 1.0) (sqrt x)))
  (sqrt (- (sqrt 1.0) (sqrt x)))
  1
  (sqrt (- 1.0 x))
  (sqrt (- (pow 1.0 3) (pow x 3)))
  (sqrt (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x))))
  (sqrt (- (* 1.0 1.0) (* x x)))
  (sqrt (+ 1.0 x))
  1/2
  (sqrt (sqrt (- 1.0 x)))
  (sqrt (sqrt (- 1.0 x)))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (- (* (/ (pow x 2) (sqrt 1.0)) (- 1.0 (/ 0.5 1.0))) (- (* 1.0 (/ x (sqrt 1.0))) (sqrt 1.0)))
  (- (sqrt -1) (- (* (/ 1 (pow x 2)) (+ (/ 0.5 (pow (sqrt -1) 3)) (/ 1.0 (sqrt -1)))) (/ 1.0 (* x (sqrt -1)))))
  (- (sqrt -1) (- (* (/ 1 (pow x 2)) (+ (/ 0.5 (pow (sqrt -1) 3)) (/ 1.0 (sqrt -1)))) (/ 1.0 (* x (sqrt -1)))))
  (- (+ (sqrt 1.0) (* 1/2 (/ x (sqrt 1.0)))) (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))))
  (- (+ (/ (- +nan.0) (pow x 2)) (/ +nan.0 x)) +nan.0)
  (- (+ (/ (- +nan.0) (pow x 2)) (/ +nan.0 x)) +nan.0)
  (- (sqrt 1.0) (+ (* 1/8 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* 1/2 (/ x (sqrt 1.0)))))
  (- (+ (/ (- +nan.0) (pow x 2)) (/ +nan.0 x)) +nan.0)
  (- (+ (/ (- +nan.0) (pow x 2)) (/ +nan.0 x)) +nan.0)
0.942 * * * [progress]: adding candidates to table
1.159 * * [progress]: iteration 3 / 4
1.159 * * * [progress]: picking best candidate
1.161 * * * * [pick]: Picked  #<alt (λ (x) (* 2.0 (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))>
1.161 * * * [progress]: localizing error
1.174 * * * [progress]: generating rewritten candidates
1.174 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2)
1.181 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2 2)
1.182 * * * * [progress]: [ 3 / 4 ] rewriting at (2 2 1)
1.184 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2 2 1)
1.187 * * * [progress]: generating series expansions
1.187 * * * * [progress]: [ 1 / 4 ] generating series at (2 2)
1.187 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in (x) around 0
1.187 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
1.187 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
1.188 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in (x) around 0
1.188 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
1.188 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
1.188 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in (x) around 0
1.188 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
1.189 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
1.189 * * * * [progress]: [ 2 / 4 ] generating series at (2 2 2)
1.189 * [approximate]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))) in (x) around 0
1.189 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))) in x
1.189 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
1.189 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))) in x
1.189 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
1.193 * [approximate]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))))) in (x) around 0
1.193 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))))) in x
1.193 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
1.193 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))))) in x
1.194 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
1.197 * [approximate]: Taking taylor expansion of (sqrt (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))))) in (x) around 0
1.197 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))))) in x
1.197 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
1.198 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))))) in x
1.198 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
1.201 * * * * [progress]: [ 3 / 4 ] generating series at (2 2 1)
1.201 * [approximate]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))) in (x) around 0
1.202 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))) in x
1.202 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
1.202 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))) in x
1.202 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
1.205 * [approximate]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))))) in (x) around 0
1.205 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))))) in x
1.205 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
1.206 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0))))) in x
1.206 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
1.210 * [approximate]: Taking taylor expansion of (sqrt (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))))) in (x) around 0
1.210 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))))) in x
1.210 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
1.210 * [taylor]: Taking taylor expansion of (sqrt (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x)))))) in x
1.210 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
1.214 * * * * [progress]: [ 4 / 4 ] generating series at (2 2 2 1)
1.214 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in (x) around 0
1.214 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
1.214 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))) in x
1.214 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in (x) around 0
1.214 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
1.214 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (- 1.0 (/ 1 x)) (+ (/ 1 x) 1.0)))) in x
1.215 * [approximate]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in (x) around 0
1.215 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
1.215 * [taylor]: Taking taylor expansion of (atan (sqrt (/ (+ (/ 1 x) 1.0) (- 1.0 (/ 1 x))))) in x
1.215 * * * [progress]: simplifying candidates
1.217 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ 1/2 1/2)
  (+ 1/2 (/ 1 2))
  (+ 1 1)
  (+ (/ 1 2) 1/2)
  (+ (/ 1 2) (/ 1 2))
  (* (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (+ 1 1)
  (+ (log (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (log (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (log (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (exp (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (* (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (* (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (cbrt (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))) (cbrt (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))
  (cbrt (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (* (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))) (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (sqrt (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))) (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))
  (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (* (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))) (sqrt (* (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))
  (* (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt 1) (sqrt 1))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* 1 1)
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* 2 1/2)
  (* 2 1)
  (* 2 (/ 1 2))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (* (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt 1))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) 1)
  (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (log (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (exp (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (* (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt 1)
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (/ 1 2)
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (log (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (exp (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (* (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt 1)
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (/ 1 2)
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (log (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (exp (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (* (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (* (* (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ x 1.0)))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
  (atan (sqrt (/ (- 1.0 x) (+ x 1.0))))
1.222 * * [simplify]: iteration  0 :  106  enodes  (cost  756 )
1.225 * * [simplify]: iteration  1 :  373  enodes  (cost  670 )
1.236 * * [simplify]: iteration  2 :  2183  enodes  (cost  638 )
1.322 * * [simplify]: iteration  3 :  5002  enodes  (cost  615 )
1.325 * [simplify]: Simplified to:
   1
  1
  2
  1
  1
  (pow (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) 4)
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (pow (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) 4)
  2
  (log (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (log (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (exp (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (pow (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) 3)
  (pow (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 4)
  (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (pow (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) 3)
  (pow (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) 4)
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (pow (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 4)
  (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (pow (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 4)
  (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  1
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  1
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  1
  2
  1
  (pow (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 5)
  (* (fabs (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (pow (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 3)
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (pow (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 3)
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (pow (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 4)
  (* (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (pow (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 3)
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (pow (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 3)
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (log (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (exp (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (pow (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) 3)
  (fabs (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  1
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  1/2
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (log (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (exp (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (* (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))))
  (cbrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (pow (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) 3)
  (fabs (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  1
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  1/2
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (sqrt (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))
  (log (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (exp (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (pow (sqrt (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))) 4)
  (cbrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (pow (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) 3)
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))))
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
  (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))
1.326 * * * [progress]: adding candidates to table
1.452 * [progress]: [Phase 3 of 3] Extracting.
1.453 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* 2.0 (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))> #<alt (λ (x) (* 2.0 (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))))>)
1.453 * * * [regime-changes]: Trying 4 branch expressions: ((/ (- 1.0 x) (+ 1.0 x)) (sqrt (/ (- 1.0 x) (+ 1.0 x))) (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) x)
1.454 * * * * [regimes]: Trying to branch on (/ (- 1.0 x) (+ 1.0 x)) from (#<alt (λ (x) (* 2.0 (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))> #<alt (λ (x) (* 2.0 (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))))>)
1.464 * * * * [regimes]: Trying to branch on (sqrt (/ (- 1.0 x) (+ 1.0 x))) from (#<alt (λ (x) (* 2.0 (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))> #<alt (λ (x) (* 2.0 (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))))>)
1.480 * * * * [regimes]: Trying to branch on (atan (sqrt (/ (- 1.0 x) (+ 1.0 x)))) from (#<alt (λ (x) (* 2.0 (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))> #<alt (λ (x) (* 2.0 (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))))>)
1.494 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* 2.0 (* (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))) (sqrt (atan (sqrt (/ (- 1.0 x) (+ 1.0 x))))))))> #<alt (λ (x) (* 2.0 (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x))))))>)
1.505 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
1.506 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
1.506 * * [simplify]: iteration  0 :  12  enodes  (cost  7 )
1.507 * * [simplify]: iteration  1 :  12  enodes  (cost  7 )
1.507 * [simplify]: Simplified to:
   (* 2.0 (atan (/ (sqrt (- 1.0 x)) (sqrt (+ 1.0 x)))))
2.324 * [regime-testing]: Baseline error score: 0.014699957807316059
2.324 * [regime-testing]: Oracle error score: 0.008824223340507708
2.325 * [regime-testing]: End program error score: 0.014699957807316059