3.905 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.079 * * * [progress]: [2/2] Setting up program.
0.081 * [progress]: [Phase 2 of 3] Improving.
0.082 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (- (exp x) 2.0) (exp (- x)))
0.084 * * [simplify]: iteration  0 :  14  enodes  (cost  5 )
0.085 * * [simplify]: iteration  1 :  26  enodes  (cost  5 )
0.087 * * [simplify]: iteration  2 :  41  enodes  (cost  5 )
0.088 * * [simplify]: iteration  3 :  55  enodes  (cost  5 )
0.090 * * [simplify]: iteration  4 :  67  enodes  (cost  5 )
0.091 * * [simplify]: iteration  5 :  104  enodes  (cost  5 )
0.093 * * [simplify]: iteration  6 :  161  enodes  (cost  5 )
0.096 * * [simplify]: iteration  7 :  344  enodes  (cost  5 )
0.106 * * [simplify]: iteration  8 :  1454  enodes  (cost  5 )
0.308 * * [simplify]: iteration  9 :  5001  enodes  (cost  5 )
0.310 * [simplify]: Simplified to:
   (+ (- (exp x) 2.0) (exp (- x)))
0.310 * * [progress]: iteration 1 / 4
0.310 * * * [progress]: picking best candidate
0.312 * * * * [pick]: Picked  #<alt (λ (x) (+ (- (exp x) 2.0) (exp (- x))))>
0.313 * * * [progress]: localizing error
0.319 * * * [progress]: generating rewritten candidates
0.319 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.344 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.352 * * * [progress]: generating series expansions
0.352 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.352 * [approximate]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in (x) around 0
0.352 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
0.352 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.352 * [taylor]: Taking taylor expansion of (exp x) in x
0.352 * [taylor]: Taking taylor expansion of x in x
0.352 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.352 * [taylor]: Taking taylor expansion of (- x) in x
0.352 * [taylor]: Taking taylor expansion of x in x
0.353 * [taylor]: Taking taylor expansion of 2.0 in x
0.353 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
0.353 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.353 * [taylor]: Taking taylor expansion of (exp x) in x
0.353 * [taylor]: Taking taylor expansion of x in x
0.353 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.353 * [taylor]: Taking taylor expansion of (- x) in x
0.353 * [taylor]: Taking taylor expansion of x in x
0.353 * [taylor]: Taking taylor expansion of 2.0 in x
0.395 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in (x) around 0
0.396 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
0.396 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.396 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.396 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.396 * [taylor]: Taking taylor expansion of x in x
0.396 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.396 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.396 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.396 * [taylor]: Taking taylor expansion of x in x
0.396 * [taylor]: Taking taylor expansion of 2.0 in x
0.397 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
0.397 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.397 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.397 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.397 * [taylor]: Taking taylor expansion of x in x
0.397 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.397 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.397 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.397 * [taylor]: Taking taylor expansion of x in x
0.397 * [taylor]: Taking taylor expansion of 2.0 in x
0.403 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in (x) around 0
0.403 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
0.403 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.403 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.403 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.403 * [taylor]: Taking taylor expansion of x in x
0.403 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.403 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.403 * [taylor]: Taking taylor expansion of -1 in x
0.403 * [taylor]: Taking taylor expansion of x in x
0.404 * [taylor]: Taking taylor expansion of 2.0 in x
0.404 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
0.404 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.404 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.404 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.404 * [taylor]: Taking taylor expansion of x in x
0.404 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.404 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.404 * [taylor]: Taking taylor expansion of -1 in x
0.404 * [taylor]: Taking taylor expansion of x in x
0.404 * [taylor]: Taking taylor expansion of 2.0 in x
0.409 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.410 * [approximate]: Taking taylor expansion of (- (exp x) 2.0) in (x) around 0
0.410 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
0.410 * [taylor]: Taking taylor expansion of (exp x) in x
0.410 * [taylor]: Taking taylor expansion of x in x
0.410 * [taylor]: Taking taylor expansion of 2.0 in x
0.410 * [taylor]: Taking taylor expansion of (- (exp x) 2.0) in x
0.410 * [taylor]: Taking taylor expansion of (exp x) in x
0.410 * [taylor]: Taking taylor expansion of x in x
0.410 * [taylor]: Taking taylor expansion of 2.0 in x
0.414 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in (x) around 0
0.414 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
0.414 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.414 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.414 * [taylor]: Taking taylor expansion of x in x
0.414 * [taylor]: Taking taylor expansion of 2.0 in x
0.414 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 2.0) in x
0.414 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.414 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.414 * [taylor]: Taking taylor expansion of x in x
0.414 * [taylor]: Taking taylor expansion of 2.0 in x
0.418 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in (x) around 0
0.418 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
0.418 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.418 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.418 * [taylor]: Taking taylor expansion of -1 in x
0.418 * [taylor]: Taking taylor expansion of x in x
0.418 * [taylor]: Taking taylor expansion of 2.0 in x
0.418 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 2.0) in x
0.418 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.418 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.418 * [taylor]: Taking taylor expansion of -1 in x
0.418 * [taylor]: Taking taylor expansion of x in x
0.419 * [taylor]: Taking taylor expansion of 2.0 in x
0.422 * * * [progress]: simplifying candidates
0.423 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (+ (- (exp x) 2.0) (exp (- x))))
  (log1p (+ (- (exp x) 2.0) (exp (- x))))
  (* (/ (exp (exp x)) (exp 2.0)) (exp (exp (- x))))
  (* (exp (- (exp x) 2.0)) (exp (exp (- x))))
  (log (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (* (* (+ (- (exp x) 2.0) (exp (- x))) (+ (- (exp x) 2.0) (exp (- x)))) (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) 1))
  (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x))
  (+ (* (- (pow (exp x) 3) (pow 2.0 3)) (exp x)) (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp 0)))
  (* (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0))) (exp x))
  (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) 1))
  (* (+ (exp x) 2.0) (exp x))
  (+ (* (- (* (exp x) (exp x)) (* 2.0 2.0)) (exp x)) (* (+ (exp x) 2.0) (exp 0)))
  (* (+ (exp x) 2.0) (exp x))
  (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3))
  (+ (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (* (exp (- x)) (exp (- x))) (* (- (exp x) 2.0) (exp (- x)))))
  (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x))))
  (- (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (- (exp x) 2.0) (exp (- x)))
  (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x)))
  (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x)))
  (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x)))
  (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x)))
  (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x)))
  (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x)))
  (+ (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))) (exp (- x)))
  (+ (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0))) (exp (- x)))
  (+ (fma (- 2.0) 1 (* 2.0 1)) (exp (- x)))
  (+ (- 2.0) (exp (- x)))
  (+ (- 2.0) (exp (- x)))
  (- 2.0 (exp (- x)))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))))
  (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (sqrt 2.0) (sqrt 2.0))))
  (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* 2.0 1)))
  (fma (- 2.0) 1 (* 2.0 1))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))))
  (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (sqrt 2.0) (sqrt 2.0))))
  (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* 2.0 1)))
  (fma (- 2.0) 1 (* 2.0 1))
  (fma 1 (exp x) (- (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0)))))
  (fma (- (cbrt 2.0)) (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt 2.0) (* (cbrt 2.0) (cbrt 2.0))))
  (fma 1 (exp x) (- (* (sqrt 2.0) (sqrt 2.0))))
  (fma (- (sqrt 2.0)) (sqrt 2.0) (* (sqrt 2.0) (sqrt 2.0)))
  (fma 1 (exp x) (- (* 2.0 1)))
  (fma (- 2.0) 1 (* 2.0 1))
  (expm1 (- (exp x) 2.0))
  (log1p (- (exp x) 2.0))
  (- 2.0)
  (- 2.0)
  (- 2.0)
  (/ (exp (exp x)) (exp 2.0))
  (log (- (exp x) 2.0))
  (exp (- (exp x) 2.0))
  (* (cbrt (- (exp x) 2.0)) (cbrt (- (exp x) 2.0)))
  (cbrt (- (exp x) 2.0))
  (* (* (- (exp x) 2.0) (- (exp x) 2.0)) (- (exp x) 2.0))
  (sqrt (- (exp x) 2.0))
  (sqrt (- (exp x) 2.0))
  (- (pow (exp x) 3) (pow 2.0 3))
  (+ (* (exp x) (exp x)) (+ (* 2.0 2.0) (* (exp x) 2.0)))
  (- 2.0)
  (- (* (exp x) (exp x)) (* 2.0 2.0))
  (+ (exp x) 2.0)
  (+ (sqrt (exp x)) (sqrt 2.0))
  (- (sqrt (exp x)) (sqrt 2.0))
  (- (exp x) 2.0)
  (- 2.0)
  (+ (pow x 2) (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))))
  (- (+ (exp x) (exp (- x))) 2.0)
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (- (+ (* 1/2 (pow x 2)) x) 1.0)
  (- (exp x) 2.0)
  (- (exp x) 2.0)
0.428 * * [simplify]: iteration  0 :  282  enodes  (cost  506 )
0.433 * * [simplify]: iteration  1 :  1008  enodes  (cost  381 )
0.454 * * [simplify]: iteration  2 :  5001  enodes  (cost  367 )
0.457 * [simplify]: Simplified to:
   (expm1 (+ (- (exp x) 2.0) (exp (- x))))
  (log1p (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (log (+ (- (exp x) 2.0) (exp (- x))))
  (exp (+ (- (exp x) 2.0) (exp (- x))))
  (* (cbrt (+ (- (exp x) 2.0) (exp (- x)))) (cbrt (+ (- (exp x) 2.0) (exp (- x)))))
  (cbrt (+ (- (exp x) 2.0) (exp (- x))))
  (pow (- (+ (exp (* -1 x)) (exp x)) 2.0) 3)
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (sqrt (+ (- (exp x) 2.0) (exp (- x))))
  (fma (exp x) (- (pow (exp x) 3) (pow 2.0 3)) (fma 2.0 (+ (exp x) 2.0) (exp (+ x x))))
  (fma (exp x) (fma 2.0 2.0 (* (exp x) 2.0)) (pow (exp x) 3))
  (fma (exp x) (- (pow (exp x) 3) (pow 2.0 3)) (fma 2.0 (+ (exp x) 2.0) (exp (+ x x))))
  (fma (exp x) (fma 2.0 2.0 (* (exp x) 2.0)) (pow (exp x) 3))
  (fma (exp x) (fma (- 2.0) 2.0 (exp (+ x x))) (+ (exp x) 2.0))
  (* (+ (exp x) 2.0) (exp x))
  (fma (exp x) (fma (- 2.0) 2.0 (exp (+ x x))) (+ (exp x) 2.0))
  (* (+ (exp x) 2.0) (exp x))
  (+ (pow (- (exp x) 2.0) 3) (pow (exp (- x)) 3))
  (fma (exp (* -1 x)) (- (exp (- x)) (- (exp x) 2.0)) (* (- (exp x) 2.0) (- (exp x) 2.0)))
  (- (* (- (exp x) 2.0) (- (exp x) 2.0)) (* (exp (- x)) (exp (- x))))
  (- (- (exp x) 2.0) (exp (- x)))
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (+ (- (exp (* -1 x)) 2.0) 2.0)
  (- (exp (* -1 x)) 2.0)
  (- (exp (* -1 x)) 2.0)
  (- 2.0 (exp (- x)))
  (- (* (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x))) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (* (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x))) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (* (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x))) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (- (exp x) 2.0)
  (fma (- 2.0) 1 2.0)
  (expm1 (- (exp x) 2.0))
  (log1p (- (exp x) 2.0))
  (- 2.0)
  (- 2.0)
  (- 2.0)
  (exp (- (exp x) 2.0))
  (log (- (exp x) 2.0))
  (exp (- (exp x) 2.0))
  (* (cbrt (- (exp x) 2.0)) (cbrt (- (exp x) 2.0)))
  (cbrt (- (exp x) 2.0))
  (pow (- (exp x) 2.0) 3)
  (sqrt (- (exp x) 2.0))
  (sqrt (- (exp x) 2.0))
  (- (pow (exp x) 3) (pow 2.0 3))
  (fma 2.0 (+ (exp x) 2.0) (exp (+ x x)))
  (- 2.0)
  (fma (- 2.0) 2.0 (exp (+ x x)))
  (+ (exp x) 2.0)
  (+ (sqrt (exp x)) (sqrt 2.0))
  (- (sqrt (exp x)) (sqrt 2.0))
  (- (exp x) 2.0)
  (- 2.0)
  (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (fma (pow x 2) 1/2 (- x 1.0))
  (- (exp x) 2.0)
  (- (exp x) 2.0)
0.457 * * * [progress]: adding candidates to table
0.608 * * [progress]: iteration 2 / 4
0.608 * * * [progress]: picking best candidate
0.612 * * * * [pick]: Picked  #<alt (λ (x) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))>
0.612 * * * [progress]: localizing error
0.620 * * * [progress]: generating rewritten candidates
0.620 * * * * [progress]: [ 1 / 2 ] rewriting at (2 3 3)
0.626 * * * * [progress]: [ 2 / 2 ] rewriting at (2 3)
0.627 * * * [progress]: generating series expansions
0.627 * * * * [progress]: [ 1 / 2 ] generating series at (2 3 3)
0.627 * [approximate]: Taking taylor expansion of (* 1/12 (pow x 4)) in (x) around 0
0.627 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.627 * [taylor]: Taking taylor expansion of 1/12 in x
0.627 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.627 * [taylor]: Taking taylor expansion of x in x
0.628 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.628 * [taylor]: Taking taylor expansion of 1/12 in x
0.628 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.628 * [taylor]: Taking taylor expansion of x in x
0.643 * [approximate]: Taking taylor expansion of (/ 1/12 (pow x 4)) in (x) around 0
0.643 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.643 * [taylor]: Taking taylor expansion of 1/12 in x
0.643 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.643 * [taylor]: Taking taylor expansion of x in x
0.643 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.644 * [taylor]: Taking taylor expansion of 1/12 in x
0.644 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.644 * [taylor]: Taking taylor expansion of x in x
0.655 * [approximate]: Taking taylor expansion of (/ 1/12 (pow x 4)) in (x) around 0
0.655 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.655 * [taylor]: Taking taylor expansion of 1/12 in x
0.655 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.655 * [taylor]: Taking taylor expansion of x in x
0.656 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.656 * [taylor]: Taking taylor expansion of 1/12 in x
0.656 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.656 * [taylor]: Taking taylor expansion of x in x
0.667 * * * * [progress]: [ 2 / 2 ] generating series at (2 3)
0.667 * [approximate]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in (x) around 0
0.667 * [taylor]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in x
0.667 * [taylor]: Rewrote expression to (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
0.667 * [taylor]: Taking taylor expansion of (* 1/360 (pow x 6)) in x
0.667 * [taylor]: Taking taylor expansion of 1/360 in x
0.667 * [taylor]: Taking taylor expansion of (pow x 6) in x
0.667 * [taylor]: Taking taylor expansion of x in x
0.667 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.667 * [taylor]: Taking taylor expansion of 1/12 in x
0.667 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.667 * [taylor]: Taking taylor expansion of x in x
0.667 * [taylor]: Taking taylor expansion of (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) in x
0.667 * [taylor]: Rewrote expression to (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
0.667 * [taylor]: Taking taylor expansion of (* 1/360 (pow x 6)) in x
0.667 * [taylor]: Taking taylor expansion of 1/360 in x
0.667 * [taylor]: Taking taylor expansion of (pow x 6) in x
0.667 * [taylor]: Taking taylor expansion of x in x
0.667 * [taylor]: Taking taylor expansion of (* 1/12 (pow x 4)) in x
0.667 * [taylor]: Taking taylor expansion of 1/12 in x
0.667 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.667 * [taylor]: Taking taylor expansion of x in x
0.702 * [approximate]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in (x) around 0
0.702 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in x
0.702 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ 1 x) 6)) (/ 1/12 (pow x 4)))
0.702 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ 1 x) 6)) in x
0.702 * [taylor]: Taking taylor expansion of 1/360 in x
0.702 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 6) in x
0.702 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.702 * [taylor]: Taking taylor expansion of x in x
0.703 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.703 * [taylor]: Taking taylor expansion of 1/12 in x
0.703 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.703 * [taylor]: Taking taylor expansion of x in x
0.703 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ 1 x) 6) (/ 1/12 (pow x 4))) in x
0.703 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ 1 x) 6)) (/ 1/12 (pow x 4)))
0.704 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ 1 x) 6)) in x
0.704 * [taylor]: Taking taylor expansion of 1/360 in x
0.704 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 6) in x
0.704 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.704 * [taylor]: Taking taylor expansion of x in x
0.704 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.704 * [taylor]: Taking taylor expansion of 1/12 in x
0.704 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.704 * [taylor]: Taking taylor expansion of x in x
0.745 * [approximate]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in (x) around 0
0.745 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in x
0.745 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ -1 x) 6)) (/ 1/12 (pow x 4)))
0.745 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ -1 x) 6)) in x
0.745 * [taylor]: Taking taylor expansion of 1/360 in x
0.745 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 6) in x
0.745 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.745 * [taylor]: Taking taylor expansion of -1 in x
0.745 * [taylor]: Taking taylor expansion of x in x
0.746 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.746 * [taylor]: Taking taylor expansion of 1/12 in x
0.746 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.746 * [taylor]: Taking taylor expansion of x in x
0.747 * [taylor]: Taking taylor expansion of (fma 1/360 (pow (/ -1 x) 6) (/ 1/12 (pow x 4))) in x
0.747 * [taylor]: Rewrote expression to (+ (* 1/360 (pow (/ -1 x) 6)) (/ 1/12 (pow x 4)))
0.747 * [taylor]: Taking taylor expansion of (* 1/360 (pow (/ -1 x) 6)) in x
0.747 * [taylor]: Taking taylor expansion of 1/360 in x
0.747 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 6) in x
0.747 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.747 * [taylor]: Taking taylor expansion of -1 in x
0.747 * [taylor]: Taking taylor expansion of x in x
0.747 * [taylor]: Taking taylor expansion of (/ 1/12 (pow x 4)) in x
0.747 * [taylor]: Taking taylor expansion of 1/12 in x
0.747 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.747 * [taylor]: Taking taylor expansion of x in x
0.788 * * * [progress]: simplifying candidates
0.789 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* 1/12 (pow x 4)))
  (log1p (* 1/12 (pow x 4)))
  (+ (log 1/12) (* (log x) 4))
  (+ (log 1/12) (* (log x) 4))
  (+ (log 1/12) (log (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (exp (* 1/12 (pow x 4)))
  (* (* (* 1/12 1/12) 1/12) (* (* (pow x 4) (pow x 4)) (pow x 4)))
  (* (cbrt (* 1/12 (pow x 4))) (cbrt (* 1/12 (pow x 4))))
  (cbrt (* 1/12 (pow x 4)))
  (* (* (* 1/12 (pow x 4)) (* 1/12 (pow x 4))) (* 1/12 (pow x 4)))
  (sqrt (* 1/12 (pow x 4)))
  (sqrt (* 1/12 (pow x 4)))
  (* (sqrt 1/12) (pow (sqrt x) 4))
  (* (sqrt 1/12) (pow (sqrt x) 4))
  (* (sqrt 1/12) (sqrt (pow x 4)))
  (* (sqrt 1/12) (sqrt (pow x 4)))
  (* (sqrt 1/12) (pow x (/ 4 2)))
  (* (sqrt 1/12) (pow x (/ 4 2)))
  (* 1/12 (pow (* (cbrt x) (cbrt x)) 4))
  (* 1/12 (pow (sqrt x) 4))
  (* 1/12 (pow 1 4))
  (* 1/12 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 1/12 (sqrt (pow x 4)))
  (* 1/12 1)
  (* 1/12 (pow x (/ 4 2)))
  (* (cbrt 1/12) (pow x 4))
  (* (sqrt 1/12) (pow x 4))
  (* 1/12 (pow x 4))
  (expm1 (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (log1p (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* 1/360 (pow x 6))
  (log (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (exp (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))
  (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* (* (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* 1/12 (pow x 4))
  (* 1/12 (pow x 4))
  (* 1/12 (pow x 4))
  (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
  (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
  (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4)))
0.793 * * [simplify]: iteration  0 :  123  enodes  (cost  177 )
0.796 * * [simplify]: iteration  1 :  469  enodes  (cost  163 )
0.808 * * [simplify]: iteration  2 :  2175  enodes  (cost  160 )
0.875 * * [simplify]: iteration  3 :  5002  enodes  (cost  160 )
0.876 * [simplify]: Simplified to:
   (expm1 (* 1/12 (pow x 4)))
  (log1p (* 1/12 (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (log (* 1/12 (pow x 4)))
  (exp (* 1/12 (pow x 4)))
  (pow (* 1/12 (pow x 4)) 3)
  (* (cbrt (* 1/12 (pow x 4))) (cbrt (* 1/12 (pow x 4))))
  (cbrt (* 1/12 (pow x 4)))
  (pow (* 1/12 (pow x 4)) 3)
  (sqrt (* 1/12 (pow x 4)))
  (sqrt (* 1/12 (pow x 4)))
  (* (sqrt 1/12) (pow x 2))
  (* (sqrt 1/12) (pow x 2))
  (* (sqrt 1/12) (sqrt (pow x 4)))
  (* (sqrt 1/12) (sqrt (pow x 4)))
  (* (sqrt 1/12) (pow x 2))
  (* (sqrt 1/12) (pow x 2))
  (* 1/12 (pow (* (cbrt x) (cbrt x)) 4))
  (* 1/12 (pow x 2))
  1/12
  (* 1/12 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 1/12 (sqrt (pow x 4)))
  1/12
  (* 1/12 (pow x 2))
  (* (cbrt 1/12) (pow x 4))
  (* (sqrt 1/12) (pow x 4))
  (* 1/12 (pow x 4))
  (expm1 (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (log1p (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* 1/360 (pow x 6))
  (log (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (exp (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))) (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))
  (cbrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (pow (fma 1/360 (pow x 6) (* 1/12 (pow x 4))) 3)
  (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (sqrt (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (* 1/12 (pow x 4))
  (* 1/12 (pow x 4))
  (* 1/12 (pow x 4))
  (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))
  (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))
  (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))
0.876 * * * [progress]: adding candidates to table
0.977 * * [progress]: iteration 3 / 4
0.977 * * * [progress]: picking best candidate
0.979 * * * * [pick]: Picked  #<alt (λ (x) (- (exp x) (- 2.0 (exp (- x)))))>
0.979 * * * [progress]: localizing error
0.985 * * * [progress]: generating rewritten candidates
0.985 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
1.005 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
1.013 * * * [progress]: generating series expansions
1.013 * * * * [progress]: [ 1 / 2 ] generating series at (2)
1.013 * [approximate]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in (x) around 0
1.013 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.013 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.014 * [taylor]: Taking taylor expansion of (exp x) in x
1.014 * [taylor]: Taking taylor expansion of x in x
1.014 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.014 * [taylor]: Taking taylor expansion of (- x) in x
1.014 * [taylor]: Taking taylor expansion of x in x
1.014 * [taylor]: Taking taylor expansion of 2.0 in x
1.014 * [taylor]: Taking taylor expansion of (- (+ (exp x) (exp (- x))) 2.0) in x
1.014 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.014 * [taylor]: Taking taylor expansion of (exp x) in x
1.014 * [taylor]: Taking taylor expansion of x in x
1.015 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.015 * [taylor]: Taking taylor expansion of (- x) in x
1.015 * [taylor]: Taking taylor expansion of x in x
1.015 * [taylor]: Taking taylor expansion of 2.0 in x
1.059 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in (x) around 0
1.059 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.059 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.059 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.059 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.059 * [taylor]: Taking taylor expansion of x in x
1.060 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.060 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.060 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.060 * [taylor]: Taking taylor expansion of x in x
1.060 * [taylor]: Taking taylor expansion of 2.0 in x
1.060 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2.0) in x
1.060 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.060 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.060 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.060 * [taylor]: Taking taylor expansion of x in x
1.061 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.061 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.061 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.061 * [taylor]: Taking taylor expansion of x in x
1.061 * [taylor]: Taking taylor expansion of 2.0 in x
1.066 * [approximate]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in (x) around 0
1.066 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.066 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.066 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.066 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.066 * [taylor]: Taking taylor expansion of x in x
1.067 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.067 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.067 * [taylor]: Taking taylor expansion of -1 in x
1.067 * [taylor]: Taking taylor expansion of x in x
1.067 * [taylor]: Taking taylor expansion of 2.0 in x
1.067 * [taylor]: Taking taylor expansion of (- (+ (exp (/ 1 x)) (exp (/ -1 x))) 2.0) in x
1.067 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
1.067 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.067 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.067 * [taylor]: Taking taylor expansion of x in x
1.068 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.068 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.068 * [taylor]: Taking taylor expansion of -1 in x
1.068 * [taylor]: Taking taylor expansion of x in x
1.068 * [taylor]: Taking taylor expansion of 2.0 in x
1.073 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
1.073 * [approximate]: Taking taylor expansion of (- 2.0 (exp (- x))) in (x) around 0
1.073 * [taylor]: Taking taylor expansion of (- 2.0 (exp (- x))) in x
1.073 * [taylor]: Taking taylor expansion of 2.0 in x
1.073 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.073 * [taylor]: Taking taylor expansion of (- x) in x
1.073 * [taylor]: Taking taylor expansion of x in x
1.074 * [taylor]: Taking taylor expansion of (- 2.0 (exp (- x))) in x
1.074 * [taylor]: Taking taylor expansion of 2.0 in x
1.074 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.074 * [taylor]: Taking taylor expansion of (- x) in x
1.074 * [taylor]: Taking taylor expansion of x in x
1.078 * [approximate]: Taking taylor expansion of (- 2.0 (exp (- (/ 1 x)))) in (x) around 0
1.078 * [taylor]: Taking taylor expansion of (- 2.0 (exp (- (/ 1 x)))) in x
1.078 * [taylor]: Taking taylor expansion of 2.0 in x
1.078 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.078 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.078 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.078 * [taylor]: Taking taylor expansion of x in x
1.079 * [taylor]: Taking taylor expansion of (- 2.0 (exp (- (/ 1 x)))) in x
1.079 * [taylor]: Taking taylor expansion of 2.0 in x
1.079 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.079 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.079 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.079 * [taylor]: Taking taylor expansion of x in x
1.083 * [approximate]: Taking taylor expansion of (- 2.0 (exp (/ 1 x))) in (x) around 0
1.083 * [taylor]: Taking taylor expansion of (- 2.0 (exp (/ 1 x))) in x
1.083 * [taylor]: Taking taylor expansion of 2.0 in x
1.083 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.083 * [taylor]: Taking taylor expansion of x in x
1.083 * [taylor]: Taking taylor expansion of (- 2.0 (exp (/ 1 x))) in x
1.083 * [taylor]: Taking taylor expansion of 2.0 in x
1.083 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.083 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.083 * [taylor]: Taking taylor expansion of x in x
1.086 * * * [progress]: simplifying candidates
1.088 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (cbrt (- 2.0 (exp (- x)))) (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x))))))))
  (fma (- (cbrt (- 2.0 (exp (- x))))) (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x))))) (* (cbrt (- 2.0 (exp (- x)))) (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x)))))))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (sqrt (- 2.0 (exp (- x)))) (sqrt (- 2.0 (exp (- x)))))))
  (fma (- (sqrt (- 2.0 (exp (- x))))) (sqrt (- 2.0 (exp (- x)))) (* (sqrt (- 2.0 (exp (- x)))) (sqrt (- 2.0 (exp (- x))))))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (- 2.0 (exp (- x))) 1)))
  (fma (- (- 2.0 (exp (- x)))) 1 (* (- 2.0 (exp (- x))) 1))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (- (sqrt 2.0) (sqrt (exp (- x)))) (+ (sqrt 2.0) (sqrt (exp (- x)))))))
  (fma (- (- (sqrt 2.0) (sqrt (exp (- x))))) (+ (sqrt 2.0) (sqrt (exp (- x)))) (* (- (sqrt 2.0) (sqrt (exp (- x)))) (+ (sqrt 2.0) (sqrt (exp (- x))))))
  (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- (* (- 2.0 (exp (- x))) 1)))
  (fma (- (- 2.0 (exp (- x)))) 1 (* (- 2.0 (exp (- x))) 1))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (cbrt (- 2.0 (exp (- x)))) (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x))))))))
  (fma (- (cbrt (- 2.0 (exp (- x))))) (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x))))) (* (cbrt (- 2.0 (exp (- x)))) (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x)))))))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (sqrt (- 2.0 (exp (- x)))) (sqrt (- 2.0 (exp (- x)))))))
  (fma (- (sqrt (- 2.0 (exp (- x))))) (sqrt (- 2.0 (exp (- x)))) (* (sqrt (- 2.0 (exp (- x)))) (sqrt (- 2.0 (exp (- x))))))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (- 2.0 (exp (- x))) 1)))
  (fma (- (- 2.0 (exp (- x)))) 1 (* (- 2.0 (exp (- x))) 1))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (- (sqrt 2.0) (sqrt (exp (- x)))) (+ (sqrt 2.0) (sqrt (exp (- x)))))))
  (fma (- (- (sqrt 2.0) (sqrt (exp (- x))))) (+ (sqrt 2.0) (sqrt (exp (- x)))) (* (- (sqrt 2.0) (sqrt (exp (- x)))) (+ (sqrt 2.0) (sqrt (exp (- x))))))
  (fma (sqrt (exp x)) (sqrt (exp x)) (- (* (- 2.0 (exp (- x))) 1)))
  (fma (- (- 2.0 (exp (- x)))) 1 (* (- 2.0 (exp (- x))) 1))
  (fma 1 (exp x) (- (* (cbrt (- 2.0 (exp (- x)))) (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x))))))))
  (fma (- (cbrt (- 2.0 (exp (- x))))) (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x))))) (* (cbrt (- 2.0 (exp (- x)))) (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x)))))))
  (fma 1 (exp x) (- (* (sqrt (- 2.0 (exp (- x)))) (sqrt (- 2.0 (exp (- x)))))))
  (fma (- (sqrt (- 2.0 (exp (- x))))) (sqrt (- 2.0 (exp (- x)))) (* (sqrt (- 2.0 (exp (- x)))) (sqrt (- 2.0 (exp (- x))))))
  (fma 1 (exp x) (- (* (- 2.0 (exp (- x))) 1)))
  (fma (- (- 2.0 (exp (- x)))) 1 (* (- 2.0 (exp (- x))) 1))
  (fma 1 (exp x) (- (* (- (sqrt 2.0) (sqrt (exp (- x)))) (+ (sqrt 2.0) (sqrt (exp (- x)))))))
  (fma (- (- (sqrt 2.0) (sqrt (exp (- x))))) (+ (sqrt 2.0) (sqrt (exp (- x)))) (* (- (sqrt 2.0) (sqrt (exp (- x)))) (+ (sqrt 2.0) (sqrt (exp (- x))))))
  (fma 1 (exp x) (- (* (- 2.0 (exp (- x))) 1)))
  (fma (- (- 2.0 (exp (- x)))) 1 (* (- 2.0 (exp (- x))) 1))
  (expm1 (- (exp x) (- 2.0 (exp (- x)))))
  (log1p (- (exp x) (- 2.0 (exp (- x)))))
  (- (- 2.0 (exp (- x))))
  (- (- 2.0 (exp (- x))))
  (- (- 2.0 (exp (- x))))
  (/ (exp (exp x)) (/ (exp 2.0) (exp (exp (- x)))))
  (/ (exp (exp x)) (exp (- 2.0 (exp (- x)))))
  (log (- (exp x) (- 2.0 (exp (- x)))))
  (exp (- (exp x) (- 2.0 (exp (- x)))))
  (* (cbrt (- (exp x) (- 2.0 (exp (- x))))) (cbrt (- (exp x) (- 2.0 (exp (- x))))))
  (cbrt (- (exp x) (- 2.0 (exp (- x)))))
  (* (* (- (exp x) (- 2.0 (exp (- x)))) (- (exp x) (- 2.0 (exp (- x))))) (- (exp x) (- 2.0 (exp (- x)))))
  (sqrt (- (exp x) (- 2.0 (exp (- x)))))
  (sqrt (- (exp x) (- 2.0 (exp (- x)))))
  (- (pow (exp x) 3) (pow (- 2.0 (exp (- x))) 3))
  (+ (* (exp x) (exp x)) (+ (* (- 2.0 (exp (- x))) (- 2.0 (exp (- x)))) (* (exp x) (- 2.0 (exp (- x))))))
  (- (- 2.0 (exp (- x))))
  (- (* (exp x) (exp x)) (* (- 2.0 (exp (- x))) (- 2.0 (exp (- x)))))
  (+ (exp x) (- 2.0 (exp (- x))))
  (+ (sqrt (exp x)) (sqrt (- 2.0 (exp (- x)))))
  (- (sqrt (exp x)) (sqrt (- 2.0 (exp (- x)))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) (fma (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0) (- (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x))))))))
  (- (exp x) (fma (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0) (- (* (sqrt (exp (- x))) (sqrt (exp (- x)))))))
  (- (exp x) (fma (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0) (- (* (exp (- x)) 1))))
  (- (exp x) (fma (sqrt 2.0) (sqrt 2.0) (- (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x))))))))
  (- (exp x) (fma (sqrt 2.0) (sqrt 2.0) (- (* (sqrt (exp (- x))) (sqrt (exp (- x)))))))
  (- (exp x) (fma (sqrt 2.0) (sqrt 2.0) (- (* (exp (- x)) 1))))
  (- (exp x) (fma 1 2.0 (- (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x))))))))
  (- (exp x) (fma 1 2.0 (- (* (sqrt (exp (- x))) (sqrt (exp (- x)))))))
  (- (exp x) (fma 1 2.0 (- (* (exp (- x)) 1))))
  (- (exp x) 2.0)
  (- (exp x) 2.0)
  (- (exp x) 2.0)
  (- (- 2.0 (exp (- x))))
  (fma (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0) (- (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x)))))))
  (fma (- (cbrt (exp (- x)))) (* (cbrt (exp (- x))) (cbrt (exp (- x)))) (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x))))))
  (fma (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0) (- (* (sqrt (exp (- x))) (sqrt (exp (- x))))))
  (fma (- (sqrt (exp (- x)))) (sqrt (exp (- x))) (* (sqrt (exp (- x))) (sqrt (exp (- x)))))
  (fma (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0) (- (* (exp (- x)) 1)))
  (fma (- (exp (- x))) 1 (* (exp (- x)) 1))
  (fma (sqrt 2.0) (sqrt 2.0) (- (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x)))))))
  (fma (- (cbrt (exp (- x)))) (* (cbrt (exp (- x))) (cbrt (exp (- x)))) (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x))))))
  (fma (sqrt 2.0) (sqrt 2.0) (- (* (sqrt (exp (- x))) (sqrt (exp (- x))))))
  (fma (- (sqrt (exp (- x)))) (sqrt (exp (- x))) (* (sqrt (exp (- x))) (sqrt (exp (- x)))))
  (fma (sqrt 2.0) (sqrt 2.0) (- (* (exp (- x)) 1)))
  (fma (- (exp (- x))) 1 (* (exp (- x)) 1))
  (fma 1 2.0 (- (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x)))))))
  (fma (- (cbrt (exp (- x)))) (* (cbrt (exp (- x))) (cbrt (exp (- x)))) (* (cbrt (exp (- x))) (* (cbrt (exp (- x))) (cbrt (exp (- x))))))
  (fma 1 2.0 (- (* (sqrt (exp (- x))) (sqrt (exp (- x))))))
  (fma (- (sqrt (exp (- x)))) (sqrt (exp (- x))) (* (sqrt (exp (- x))) (sqrt (exp (- x)))))
  (fma 1 2.0 (- (* (exp (- x)) 1)))
  (fma (- (exp (- x))) 1 (* (exp (- x)) 1))
  (expm1 (- 2.0 (exp (- x))))
  (log1p (- 2.0 (exp (- x))))
  (- (exp (- x)))
  (- (exp (- x)))
  (- (exp (- x)))
  (/ (exp 2.0) (exp (exp (- x))))
  (log (- 2.0 (exp (- x))))
  (exp (- 2.0 (exp (- x))))
  (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x)))))
  (cbrt (- 2.0 (exp (- x))))
  (* (* (- 2.0 (exp (- x))) (- 2.0 (exp (- x)))) (- 2.0 (exp (- x))))
  (sqrt (- 2.0 (exp (- x))))
  (sqrt (- 2.0 (exp (- x))))
  (- (pow 2.0 3) (pow (exp (- x)) 3))
  (+ (* 2.0 2.0) (+ (* (exp (- x)) (exp (- x))) (* 2.0 (exp (- x)))))
  (- (exp (- x)))
  (- (* 2.0 2.0) (* (exp (- x)) (exp (- x))))
  (+ 2.0 (exp (- x)))
  (+ (sqrt 2.0) (sqrt (exp (- x))))
  (- (sqrt 2.0) (sqrt (exp (- x))))
  (- 2.0 (exp (- x)))
  (- (exp (- x)))
  (+ (pow x 2) (+ (* 1/360 (pow x 6)) (* 1/12 (pow x 4))))
  (- (+ (exp x) (exp (- x))) 2.0)
  (- (+ (exp (* -1 x)) (exp x)) 2.0)
  (- (+ x 1.0) (* 1/2 (pow x 2)))
  (- 2.0 (exp (- x)))
  (- 2.0 (exp (* -1 x)))
1.094 * * [simplify]: iteration  0 :  334  enodes  (cost  1032 )
1.099 * * [simplify]: iteration  1 :  1000  enodes  (cost  687 )
1.122 * * [simplify]: iteration  2 :  5001  enodes  (cost  583 )
1.125 * [simplify]: Simplified to:
   (+ (- (pow (cbrt (exp x)) 3) 2.0) (exp (- x)))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (+ (- (pow (cbrt (exp x)) 3) 2.0) (exp (- x)))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (+ (- (pow (cbrt (exp x)) 3) 2.0) (exp (- x)))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (+ (- (pow (cbrt (exp x)) 3) 2.0) (exp (- x)))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (+ (- (pow (cbrt (exp x)) 3) 2.0) (exp (- x)))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (- (exp x) (- 2.0 (exp (- x))))
  (* (- 2.0 (exp (- x))) (+ (- 1) 1))
  (expm1 (- (exp x) (- 2.0 (exp (- x)))))
  (log1p (- (exp x) (- 2.0 (exp (- x)))))
  (- (exp (- x)) 2.0)
  (- (exp (- x)) 2.0)
  (- (exp (- x)) 2.0)
  (exp (- (exp x) (- 2.0 (exp (- x)))))
  (exp (- (exp x) (- 2.0 (exp (- x)))))
  (log (- (exp x) (- 2.0 (exp (- x)))))
  (exp (- (exp x) (- 2.0 (exp (- x)))))
  (* (cbrt (- (exp x) (- 2.0 (exp (- x))))) (cbrt (- (exp x) (- 2.0 (exp (- x))))))
  (cbrt (- (exp x) (- 2.0 (exp (- x)))))
  (pow (- (exp x) (- 2.0 (exp (- x)))) 3)
  (sqrt (- (exp x) (- 2.0 (exp (- x)))))
  (sqrt (- (exp x) (- 2.0 (exp (- x)))))
  (- (pow (exp x) 3) (pow (- 2.0 (exp (- x))) 3))
  (fma (- 2.0 (exp (- x))) (+ (exp x) (- 2.0 (exp (- x)))) (exp (+ x x)))
  (- (exp (- x)) 2.0)
  (fma (- (- 2.0 (exp (- x)))) (- 2.0 (exp (- x))) (exp (+ x x)))
  (+ (exp x) (- 2.0 (exp (- x))))
  (+ (sqrt (exp x)) (sqrt (- 2.0 (exp (- x)))))
  (- (sqrt (exp x)) (sqrt (- 2.0 (exp (- x)))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) (- 2.0 (exp (- x))))
  (+ (- (exp x) (pow (cbrt 2.0) 3)) (exp (- x)))
  (+ (- (exp x) (pow (cbrt 2.0) 3)) (exp (- x)))
  (+ (- (exp x) (pow (cbrt 2.0) 3)) (exp (- x)))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) 2.0)
  (- (exp x) 2.0)
  (- (exp x) 2.0)
  (- (exp (- x)) 2.0)
  (- (* (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0)) (exp (- x)))
  (* (exp (- x)) (+ (- 1) 1))
  (- (* (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0)) (exp (- x)))
  (* (exp (- x)) (+ (- 1) 1))
  (- (* (* (cbrt 2.0) (cbrt 2.0)) (cbrt 2.0)) (exp (- x)))
  (* (exp (- x)) (+ (- 1) 1))
  (- 2.0 (exp (- x)))
  (* (exp (- x)) (+ (- 1) 1))
  (- 2.0 (exp (- x)))
  (* (exp (- x)) (+ (- 1) 1))
  (- 2.0 (exp (- x)))
  (* (exp (- x)) (+ (- 1) 1))
  (- 2.0 (exp (- x)))
  (* (exp (- x)) (+ (- 1) 1))
  (- 2.0 (exp (- x)))
  (* (exp (- x)) (+ (- 1) 1))
  (- 2.0 (exp (- x)))
  (* (exp (- x)) (+ (- 1) 1))
  (expm1 (- 2.0 (exp (- x))))
  (log1p (- 2.0 (exp (- x))))
  (- (exp (- x)))
  (- (exp (- x)))
  (- (exp (- x)))
  (exp (- 2.0 (exp (- x))))
  (log (- 2.0 (exp (- x))))
  (exp (- 2.0 (exp (- x))))
  (* (cbrt (- 2.0 (exp (- x)))) (cbrt (- 2.0 (exp (- x)))))
  (cbrt (- 2.0 (exp (- x))))
  (pow (- 2.0 (exp (- x))) 3)
  (sqrt (- 2.0 (exp (- x))))
  (sqrt (- 2.0 (exp (- x))))
  (- (pow 2.0 3) (pow (exp (- x)) 3))
  (+ (fma 2.0 2.0 (/ 2.0 (exp x))) (pow (exp x) -2))
  (- (exp (- x)))
  (- (* 2.0 2.0) (* (exp (- x)) (exp (- x))))
  (+ 2.0 (exp (- x)))
  (+ (sqrt 2.0) (sqrt (exp (- x))))
  (- (sqrt 2.0) (sqrt (exp (- x))))
  (- 2.0 (exp (- x)))
  (- (exp (- x)))
  (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (exp x) (- 2.0 (exp (- x))))
  (- (+ x 1.0) (* 1/2 (pow x 2)))
  (- 2.0 (exp (- x)))
  (- 2.0 (exp (- x)))
1.125 * * * [progress]: adding candidates to table
1.244 * [progress]: [Phase 3 of 3] Extracting.
1.244 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))> #<alt (λ (x) (- (exp x) (- 2.0 (exp (- x)))))>)
1.244 * * * [regime-changes]: Trying 1 branch expressions: (x)
1.244 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4)))))> #<alt (λ (x) (- (exp x) (- 2.0 (exp (- x)))))>)
1.258 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
1.258 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
1.259 * * [simplify]: iteration  0 :  11  enodes  (cost  5 )
1.259 * * [simplify]: iteration  1 :  11  enodes  (cost  5 )
1.259 * [simplify]: Simplified to:
   (fma x x (fma 1/360 (pow x 6) (* 1/12 (pow x 4))))
3.683 * [regime-testing]: Baseline error score: 0.6156624909617636
3.684 * [regime-testing]: Oracle error score: 0.0287259569655512
3.685 * [regime-testing]: End program error score: 0.6156624909617636
3.716 * [regime-testing]: Target error score: 0.0420481138318672