11.328 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.082 * * * [progress]: [2/2] Setting up program.
0.084 * [progress]: [Phase 2 of 3] Improving.
0.084 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
0.085 * * [simplify]: iteration  0 :  9  enodes  (cost  14 )
0.086 * * [simplify]: iteration  1 :  20  enodes  (cost  14 )
0.089 * * [simplify]: iteration  2 :  42  enodes  (cost  14 )
0.095 * * [simplify]: iteration  3 :  88  enodes  (cost  14 )
0.106 * * [simplify]: iteration  4 :  159  enodes  (cost  14 )
0.131 * * [simplify]: iteration  5 :  256  enodes  (cost  14 )
0.169 * * [simplify]: iteration  6 :  401  enodes  (cost  14 )
0.380 * * [simplify]: iteration  7 :  1139  enodes  (cost  14 )
2.282 * * [simplify]: iteration  done :  5000  enodes  (cost  14 )
2.282 * [simplify]: Simplified to:
   (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
2.283 * * [progress]: iteration 1 / 4
2.283 * * * [progress]: picking best candidate
2.284 * * * * [pick]: Picked  #<alt (λ (v) (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))>
2.285 * * * [progress]: localizing error
2.292 * * * [progress]: generating rewritten candidates
2.292 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
2.293 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 1 2)
2.299 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1)
2.312 * * * [progress]: generating series expansions
2.312 * * * * [progress]: [ 1 / 3 ] generating series at (2)
2.312 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in (v) around 0
2.312 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in v
2.312 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in v
2.313 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in (v) around 0
2.313 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
2.313 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
2.314 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in (v) around 0
2.314 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
2.314 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
2.315 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 1 2)
2.315 * [approximate]: Taking taylor expansion of (* 5.0 (pow v 2)) in (v) around 0
2.315 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
2.315 * [taylor]: Taking taylor expansion of 5.0 in v
2.315 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.315 * [taylor]: Taking taylor expansion of v in v
2.315 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
2.315 * [taylor]: Taking taylor expansion of 5.0 in v
2.315 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.315 * [taylor]: Taking taylor expansion of v in v
2.323 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
2.323 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
2.323 * [taylor]: Taking taylor expansion of 5.0 in v
2.323 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.323 * [taylor]: Taking taylor expansion of v in v
2.324 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
2.324 * [taylor]: Taking taylor expansion of 5.0 in v
2.324 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.324 * [taylor]: Taking taylor expansion of v in v
2.331 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
2.331 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
2.331 * [taylor]: Taking taylor expansion of 5.0 in v
2.331 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.331 * [taylor]: Taking taylor expansion of v in v
2.331 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
2.331 * [taylor]: Taking taylor expansion of 5.0 in v
2.331 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.331 * [taylor]: Taking taylor expansion of v in v
2.342 * * * * [progress]: [ 3 / 3 ] generating series at (2 1)
2.342 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)) in (v) around 0
2.342 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)) in v
2.342 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (pow v 2))) in v
2.342 * [taylor]: Taking taylor expansion of 1.0 in v
2.342 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
2.342 * [taylor]: Taking taylor expansion of 5.0 in v
2.342 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.342 * [taylor]: Taking taylor expansion of v in v
2.342 * [taylor]: Taking taylor expansion of (- (pow v 2) 1.0) in v
2.342 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.342 * [taylor]: Taking taylor expansion of v in v
2.342 * [taylor]: Taking taylor expansion of 1.0 in v
2.344 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)) in v
2.344 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (pow v 2))) in v
2.344 * [taylor]: Taking taylor expansion of 1.0 in v
2.344 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
2.344 * [taylor]: Taking taylor expansion of 5.0 in v
2.344 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.344 * [taylor]: Taking taylor expansion of v in v
2.344 * [taylor]: Taking taylor expansion of (- (pow v 2) 1.0) in v
2.344 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.344 * [taylor]: Taking taylor expansion of v in v
2.344 * [taylor]: Taking taylor expansion of 1.0 in v
2.362 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in (v) around 0
2.362 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in v
2.362 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
2.362 * [taylor]: Taking taylor expansion of 1.0 in v
2.362 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
2.362 * [taylor]: Taking taylor expansion of 5.0 in v
2.362 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.362 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.362 * [taylor]: Taking taylor expansion of v in v
2.363 * [taylor]: Taking taylor expansion of (- (/ 1 (pow v 2)) 1.0) in v
2.363 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.363 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.363 * [taylor]: Taking taylor expansion of v in v
2.363 * [taylor]: Taking taylor expansion of 1.0 in v
2.365 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in v
2.365 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
2.365 * [taylor]: Taking taylor expansion of 1.0 in v
2.365 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
2.365 * [taylor]: Taking taylor expansion of 5.0 in v
2.365 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.365 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.365 * [taylor]: Taking taylor expansion of v in v
2.366 * [taylor]: Taking taylor expansion of (- (/ 1 (pow v 2)) 1.0) in v
2.366 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.366 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.366 * [taylor]: Taking taylor expansion of v in v
2.366 * [taylor]: Taking taylor expansion of 1.0 in v
2.390 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in (v) around 0
2.390 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in v
2.390 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
2.390 * [taylor]: Taking taylor expansion of 1.0 in v
2.390 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
2.390 * [taylor]: Taking taylor expansion of 5.0 in v
2.390 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.390 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.390 * [taylor]: Taking taylor expansion of v in v
2.391 * [taylor]: Taking taylor expansion of (- (/ 1 (pow v 2)) 1.0) in v
2.391 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.391 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.391 * [taylor]: Taking taylor expansion of v in v
2.391 * [taylor]: Taking taylor expansion of 1.0 in v
2.393 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in v
2.393 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
2.393 * [taylor]: Taking taylor expansion of 1.0 in v
2.393 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
2.393 * [taylor]: Taking taylor expansion of 5.0 in v
2.393 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.393 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.393 * [taylor]: Taking taylor expansion of v in v
2.394 * [taylor]: Taking taylor expansion of (- (/ 1 (pow v 2)) 1.0) in v
2.394 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.394 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.394 * [taylor]: Taking taylor expansion of v in v
2.394 * [taylor]: Taking taylor expansion of 1.0 in v
2.421 * * * [progress]: simplifying candidates
2.422 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (log1p (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (/ PI 2)
  (asin (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (log (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (exp (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (* (cbrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))) (cbrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))))
  (cbrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (* (* (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))) (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))) (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (sqrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (sqrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (expm1 (* 5.0 (* v v)))
  (log1p (* 5.0 (* v v)))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (+ (log 5.0) (+ (log v) (log v)))
  (+ (log 5.0) (log (* v v)))
  (log (* 5.0 (* v v)))
  (exp (* 5.0 (* v v)))
  (* (* (* 5.0 5.0) 5.0) (* (* (* v v) v) (* (* v v) v)))
  (* (* (* 5.0 5.0) 5.0) (* (* (* v v) (* v v)) (* v v)))
  (* (cbrt (* 5.0 (* v v))) (cbrt (* 5.0 (* v v))))
  (cbrt (* 5.0 (* v v)))
  (* (* (* 5.0 (* v v)) (* 5.0 (* v v))) (* 5.0 (* v v)))
  (sqrt (* 5.0 (* v v)))
  (sqrt (* 5.0 (* v v)))
  (* (sqrt 5.0) v)
  (* (sqrt 5.0) v)
  (* 5.0 v)
  (* (cbrt 5.0) (* v v))
  (* (sqrt 5.0) (* v v))
  (* 5.0 (* v v))
  (expm1 (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (log1p (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (- (log (- 1.0 (* 5.0 (* v v)))) (log (- (* v v) 1.0)))
  (log (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (exp (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (/ (* (* (- 1.0 (* 5.0 (* v v))) (- 1.0 (* 5.0 (* v v)))) (- 1.0 (* 5.0 (* v v)))) (* (* (- (* v v) 1.0) (- (* v v) 1.0)) (- (* v v) 1.0)))
  (* (cbrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))) (cbrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (cbrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (* (* (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)) (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))) (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (sqrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (sqrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (- (- 1.0 (* 5.0 (* v v))))
  (- (- (* v v) 1.0))
  (/ 1.0 (- (* v v) 1.0))
  (/ (* 5.0 (* v v)) (- (* v v) 1.0))
  (/ (* (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- 1.0 (* 5.0 (* v v))))) (* (cbrt (- (* v v) 1.0)) (cbrt (- (* v v) 1.0))))
  (/ (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- (* v v) 1.0)))
  (/ (* (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- 1.0 (* 5.0 (* v v))))) (sqrt (- (* v v) 1.0)))
  (/ (cbrt (- 1.0 (* 5.0 (* v v)))) (sqrt (- (* v v) 1.0)))
  (/ (* (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- 1.0 (* 5.0 (* v v))))) 1)
  (/ (cbrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))
  (/ (* (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- 1.0 (* 5.0 (* v v))))) (+ v (sqrt 1.0)))
  (/ (cbrt (- 1.0 (* 5.0 (* v v)))) (- v (sqrt 1.0)))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (* (cbrt (- (* v v) 1.0)) (cbrt (- (* v v) 1.0))))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- (* v v) 1.0)))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (sqrt (- (* v v) 1.0)))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (sqrt (- (* v v) 1.0)))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) 1)
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (+ v (sqrt 1.0)))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- v (sqrt 1.0)))
  (/ 1 (* (cbrt (- (* v v) 1.0)) (cbrt (- (* v v) 1.0))))
  (/ (- 1.0 (* 5.0 (* v v))) (cbrt (- (* v v) 1.0)))
  (/ 1 (sqrt (- (* v v) 1.0)))
  (/ (- 1.0 (* 5.0 (* v v))) (sqrt (- (* v v) 1.0)))
  (/ 1 1)
  (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))
  (/ 1 (+ v (sqrt 1.0)))
  (/ (- 1.0 (* 5.0 (* v v))) (- v (sqrt 1.0)))
  (/ 1 (- (* v v) 1.0))
  (/ (- (* v v) 1.0) (- 1.0 (* 5.0 (* v v))))
  (/ (- 1.0 (* 5.0 (* v v))) (* (cbrt (- (* v v) 1.0)) (cbrt (- (* v v) 1.0))))
  (/ (- 1.0 (* 5.0 (* v v))) (sqrt (- (* v v) 1.0)))
  (/ (- 1.0 (* 5.0 (* v v))) 1)
  (/ (- 1.0 (* 5.0 (* v v))) (+ v (sqrt 1.0)))
  (/ (- (* v v) 1.0) (cbrt (- 1.0 (* 5.0 (* v v)))))
  (/ (- (* v v) 1.0) (sqrt (- 1.0 (* 5.0 (* v v)))))
  (/ (- (* v v) 1.0) (- 1.0 (* 5.0 (* v v))))
  (/ (- 1.0 (* 5.0 (* v v))) (- (pow (* v v) 3) (pow 1.0 3)))
  (/ (- 1.0 (* 5.0 (* v v))) (- (* (* v v) (* v v)) (* 1.0 1.0)))
  (* (- (* v v) 1.0) (+ (* 1.0 1.0) (+ (* (* 5.0 (* v v)) (* 5.0 (* v v))) (* 1.0 (* 5.0 (* v v))))))
  (* (- (* v v) 1.0) (+ 1.0 (* 5.0 (* v v))))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (* 5.0 (pow v 2))
  (* 5.0 (pow v 2))
  (* 5.0 (pow v 2))
  (- (+ (* 4.0 (pow v 2)) (* 4.0 (pow v 4))) 1.0)
  (- (+ (* 4.0 (/ 1 (pow v 2))) (+ (* 4.0 (/ 1 (pow v 4))) 5.0)))
  (- (+ (* 4.0 (/ 1 (pow v 2))) (+ (* 4.0 (/ 1 (pow v 4))) 5.0)))
2.426 * * [simplify]: iteration  0 :  145  enodes  (cost  1268 )
2.454 * * [simplify]: iteration  1 :  345  enodes  (cost  1223 )
2.539 * * [simplify]: iteration  2 :  1107  enodes  (cost  1120 )
3.270 * * [simplify]: iteration  done :  5000  enodes  (cost  1118 )
3.270 * [simplify]: Simplified to:
   (expm1 (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (log1p (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (/ PI 2)
  (asin (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (log (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (exp (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (* (cbrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))) (cbrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))))
  (cbrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (pow (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) 3)
  (sqrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (sqrt (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (expm1 (* 5.0 (* v v)))
  (log1p (* 5.0 (* v v)))
  (* v (* 5.0 v))
  (* v (* 5.0 v))
  (log (* 5.0 (* v v)))
  (log (* 5.0 (* v v)))
  (log (* 5.0 (* v v)))
  (exp (* 5.0 (* v v)))
  (pow (* (* v v) 5.0) 3)
  (pow (* (* v v) 5.0) 3)
  (* (cbrt (* 5.0 (* v v))) (cbrt (* 5.0 (* v v))))
  (cbrt (* 5.0 (* v v)))
  (pow (* (* v v) 5.0) 3)
  (sqrt (* 5.0 (* v v)))
  (sqrt (* 5.0 (* v v)))
  (* (sqrt 5.0) v)
  (* (sqrt 5.0) v)
  (* 5.0 v)
  (* (cbrt 5.0) (* v v))
  (* (sqrt 5.0) (* v v))
  (* v (* 5.0 v))
  (expm1 (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (log1p (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (log (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (log (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (exp (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (pow (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)) 3)
  (* (cbrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))) (cbrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))
  (cbrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (pow (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)) 3)
  (sqrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (sqrt (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
  (- (- 1.0 (* 5.0 (* v v))))
  (- (- (* v v) 1.0))
  (/ 1.0 (- (* v v) 1.0))
  (/ 5.0 (- 1 (/ 1.0 (* v v))))
  (/ (* (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- 1.0 (* 5.0 (* v v))))) (* (cbrt (- (* v v) 1.0)) (cbrt (- (* v v) 1.0))))
  (/ (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- (* v v) 1.0)))
  (/ (* (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- 1.0 (* 5.0 (* v v))))) (sqrt (- (* v v) 1.0)))
  (/ (cbrt (- 1.0 (* 5.0 (* v v)))) (sqrt (- (* v v) 1.0)))
  (* (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- 1.0 (* 5.0 (* v v)))))
  (/ (cbrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))
  (/ (* (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- 1.0 (* 5.0 (* v v))))) (+ v (sqrt 1.0)))
  (/ (cbrt (- 1.0 (* 5.0 (* v v)))) (- v (sqrt 1.0)))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (* (cbrt (- (* v v) 1.0)) (cbrt (- (* v v) 1.0))))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- (* v v) 1.0)))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (sqrt (- (* v v) 1.0)))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (sqrt (- (* v v) 1.0)))
  (sqrt (- 1.0 (* 5.0 (* v v))))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (+ v (sqrt 1.0)))
  (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- v (sqrt 1.0)))
  (/ 1 (* (cbrt (- (* v v) 1.0)) (cbrt (- (* v v) 1.0))))
  (/ (- 1.0 (* 5.0 (* v v))) (cbrt (- (* v v) 1.0)))
  (/ 1 (sqrt (- (* v v) 1.0)))
  (/ (- 1.0 (* 5.0 (* v v))) (sqrt (- (* v v) 1.0)))
  1
  (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))
  (/ 1 (+ v (sqrt 1.0)))
  (/ (- 1.0 (* 5.0 (* v v))) (- v (sqrt 1.0)))
  (/ 1 (- (* v v) 1.0))
  (/ (- (* v v) 1.0) (- 1.0 (* 5.0 (* v v))))
  (/ (- 1.0 (* 5.0 (* v v))) (* (cbrt (- (* v v) 1.0)) (cbrt (- (* v v) 1.0))))
  (/ (- 1.0 (* 5.0 (* v v))) (sqrt (- (* v v) 1.0)))
  (- 1.0 (* 5.0 (* v v)))
  (/ (- 1.0 (* 5.0 (* v v))) (+ v (sqrt 1.0)))
  (/ (- (* v v) 1.0) (cbrt (- 1.0 (* 5.0 (* v v)))))
  (/ (- (* v v) 1.0) (sqrt (- 1.0 (* 5.0 (* v v)))))
  (/ (- (* v v) 1.0) (- 1.0 (* 5.0 (* v v))))
  (/ (- 1.0 (* 5.0 (* v v))) (- (pow v 6) (pow 1.0 3)))
  (/ (- 1.0 (* 5.0 (* v v))) (- (pow v 4) (* 1.0 1.0)))
  (* (- (* v v) 1.0) (fma 1.0 1.0 (* (* (* v v) 5.0) (fma (* 5.0 v) v 1.0))))
  (* (- (* v v) 1.0) (fma (* 5.0 v) v 1.0))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (* v (* 5.0 v))
  (* v (* 5.0 v))
  (* v (* 5.0 v))
  (- (* 4.0 (fma v v (pow v 4))) 1.0)
  (- (/ (- 4.0) (* v v)) (+ (/ 4.0 (pow v 4)) 5.0))
  (- (/ (- 4.0) (* v v)) (+ (/ 4.0 (pow v 4)) 5.0))
3.271 * * * [progress]: adding candidates to table
3.446 * * [progress]: iteration 2 / 4
3.446 * * * [progress]: picking best candidate
3.452 * * * * [pick]: Picked  #<alt (λ (v) (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))>
3.452 * * * [progress]: localizing error
3.462 * * * [progress]: generating rewritten candidates
3.462 * * * * [progress]: [ 1 / 4 ] rewriting at (2)
3.462 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2 1 1 2)
3.469 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 1 2)
3.476 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 2 1)
3.481 * * * [progress]: generating series expansions
3.481 * * * * [progress]: [ 1 / 4 ] generating series at (2)
3.481 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in (v) around 0
3.481 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in v
3.481 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in v
3.482 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in (v) around 0
3.482 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
3.482 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
3.484 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in (v) around 0
3.484 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
3.484 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
3.485 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2 1 1 2)
3.485 * [approximate]: Taking taylor expansion of (* 5.0 (pow v 2)) in (v) around 0
3.485 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.485 * [taylor]: Taking taylor expansion of 5.0 in v
3.485 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.485 * [taylor]: Taking taylor expansion of v in v
3.485 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.485 * [taylor]: Taking taylor expansion of 5.0 in v
3.485 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.485 * [taylor]: Taking taylor expansion of v in v
3.493 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
3.493 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.493 * [taylor]: Taking taylor expansion of 5.0 in v
3.493 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.493 * [taylor]: Taking taylor expansion of v in v
3.494 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.494 * [taylor]: Taking taylor expansion of 5.0 in v
3.494 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.494 * [taylor]: Taking taylor expansion of v in v
3.502 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
3.502 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.502 * [taylor]: Taking taylor expansion of 5.0 in v
3.502 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.502 * [taylor]: Taking taylor expansion of v in v
3.502 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.502 * [taylor]: Taking taylor expansion of 5.0 in v
3.502 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.502 * [taylor]: Taking taylor expansion of v in v
3.510 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 1 2)
3.510 * [approximate]: Taking taylor expansion of (* 5.0 (pow v 2)) in (v) around 0
3.510 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.510 * [taylor]: Taking taylor expansion of 5.0 in v
3.510 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.510 * [taylor]: Taking taylor expansion of v in v
3.510 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.510 * [taylor]: Taking taylor expansion of 5.0 in v
3.510 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.510 * [taylor]: Taking taylor expansion of v in v
3.521 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
3.521 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.521 * [taylor]: Taking taylor expansion of 5.0 in v
3.521 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.521 * [taylor]: Taking taylor expansion of v in v
3.522 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.522 * [taylor]: Taking taylor expansion of 5.0 in v
3.522 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.522 * [taylor]: Taking taylor expansion of v in v
3.529 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
3.529 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.529 * [taylor]: Taking taylor expansion of 5.0 in v
3.529 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.529 * [taylor]: Taking taylor expansion of v in v
3.530 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.530 * [taylor]: Taking taylor expansion of 5.0 in v
3.530 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.530 * [taylor]: Taking taylor expansion of v in v
3.537 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 2 1)
3.537 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (pow v 2)))) in (v) around 0
3.537 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (pow v 2)))) in v
3.537 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (pow v 2))) in v
3.537 * [taylor]: Taking taylor expansion of 1.0 in v
3.537 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.537 * [taylor]: Taking taylor expansion of 5.0 in v
3.537 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.537 * [taylor]: Taking taylor expansion of v in v
3.538 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (pow v 2)))) in v
3.538 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (pow v 2))) in v
3.538 * [taylor]: Taking taylor expansion of 1.0 in v
3.539 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.539 * [taylor]: Taking taylor expansion of 5.0 in v
3.539 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.539 * [taylor]: Taking taylor expansion of v in v
3.555 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in (v) around 0
3.555 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in v
3.555 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
3.555 * [taylor]: Taking taylor expansion of 1.0 in v
3.555 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
3.555 * [taylor]: Taking taylor expansion of 5.0 in v
3.555 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
3.555 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.555 * [taylor]: Taking taylor expansion of v in v
3.559 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in v
3.559 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
3.559 * [taylor]: Taking taylor expansion of 1.0 in v
3.559 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
3.559 * [taylor]: Taking taylor expansion of 5.0 in v
3.559 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
3.559 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.559 * [taylor]: Taking taylor expansion of v in v
3.583 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in (v) around 0
3.583 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in v
3.583 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
3.583 * [taylor]: Taking taylor expansion of 1.0 in v
3.583 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
3.583 * [taylor]: Taking taylor expansion of 5.0 in v
3.583 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
3.583 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.584 * [taylor]: Taking taylor expansion of v in v
3.587 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in v
3.587 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
3.588 * [taylor]: Taking taylor expansion of 1.0 in v
3.588 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
3.588 * [taylor]: Taking taylor expansion of 5.0 in v
3.588 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
3.588 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.588 * [taylor]: Taking taylor expansion of v in v
3.614 * * * [progress]: simplifying candidates
3.616 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))
  (log1p (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))
  (/ PI 2)
  (asin (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))))
  (log (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))
  (exp (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))
  (* (cbrt (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))))) (cbrt (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))))))
  (cbrt (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))
  (* (* (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))) (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))))) (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))
  (sqrt (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))
  (sqrt (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))
  (expm1 (* 5.0 (* v v)))
  (log1p (* 5.0 (* v v)))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (+ (log 5.0) (+ (log v) (log v)))
  (+ (log 5.0) (log (* v v)))
  (log (* 5.0 (* v v)))
  (exp (* 5.0 (* v v)))
  (* (* (* 5.0 5.0) 5.0) (* (* (* v v) v) (* (* v v) v)))
  (* (* (* 5.0 5.0) 5.0) (* (* (* v v) (* v v)) (* v v)))
  (* (cbrt (* 5.0 (* v v))) (cbrt (* 5.0 (* v v))))
  (cbrt (* 5.0 (* v v)))
  (* (* (* 5.0 (* v v)) (* 5.0 (* v v))) (* 5.0 (* v v)))
  (sqrt (* 5.0 (* v v)))
  (sqrt (* 5.0 (* v v)))
  (* (sqrt 5.0) v)
  (* (sqrt 5.0) v)
  (* 5.0 v)
  (* (cbrt 5.0) (* v v))
  (* (sqrt 5.0) (* v v))
  (* 5.0 (* v v))
  (expm1 (* 5.0 (* v v)))
  (log1p (* 5.0 (* v v)))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (+ (log 5.0) (+ (log v) (log v)))
  (+ (log 5.0) (log (* v v)))
  (log (* 5.0 (* v v)))
  (exp (* 5.0 (* v v)))
  (* (* (* 5.0 5.0) 5.0) (* (* (* v v) v) (* (* v v) v)))
  (* (* (* 5.0 5.0) 5.0) (* (* (* v v) (* v v)) (* v v)))
  (* (cbrt (* 5.0 (* v v))) (cbrt (* 5.0 (* v v))))
  (cbrt (* 5.0 (* v v)))
  (* (* (* 5.0 (* v v)) (* 5.0 (* v v))) (* 5.0 (* v v)))
  (sqrt (* 5.0 (* v v)))
  (sqrt (* 5.0 (* v v)))
  (* (sqrt 5.0) v)
  (* (sqrt 5.0) v)
  (* 5.0 v)
  (* (cbrt 5.0) (* v v))
  (* (sqrt 5.0) (* v v))
  (* 5.0 (* v v))
  (expm1 (sqrt (- 1.0 (* 5.0 (* v v)))))
  (log1p (sqrt (- 1.0 (* 5.0 (* v v)))))
  (log (sqrt (- 1.0 (* 5.0 (* v v)))))
  (exp (sqrt (- 1.0 (* 5.0 (* v v)))))
  (* (cbrt (sqrt (- 1.0 (* 5.0 (* v v))))) (cbrt (sqrt (- 1.0 (* 5.0 (* v v))))))
  (cbrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  (* (* (sqrt (- 1.0 (* 5.0 (* v v)))) (sqrt (- 1.0 (* 5.0 (* v v))))) (sqrt (- 1.0 (* 5.0 (* v v)))))
  (sqrt (* (cbrt (- 1.0 (* 5.0 (* v v)))) (cbrt (- 1.0 (* 5.0 (* v v))))))
  (sqrt (cbrt (- 1.0 (* 5.0 (* v v)))))
  (sqrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  (sqrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  (sqrt 1)
  (sqrt (- 1.0 (* 5.0 (* v v))))
  (sqrt (- (pow 1.0 3) (pow (* 5.0 (* v v)) 3)))
  (sqrt (+ (* 1.0 1.0) (+ (* (* 5.0 (* v v)) (* 5.0 (* v v))) (* 1.0 (* 5.0 (* v v))))))
  (sqrt (- (* 1.0 1.0) (* (* 5.0 (* v v)) (* 5.0 (* v v)))))
  (sqrt (+ 1.0 (* 5.0 (* v v))))
  (/ 1 2)
  (sqrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  (sqrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (* 5.0 (pow v 2))
  (* 5.0 (pow v 2))
  (* 5.0 (pow v 2))
  (* 5.0 (pow v 2))
  (* 5.0 (pow v 2))
  (* 5.0 (pow v 2))
  (- (sqrt 1.0) (+ (* 2.5 (/ (pow v 2) (sqrt 1.0))) (* 3.125 (/ (pow v 4) (pow (sqrt 1.0) 3)))))
  (- (+ (* v (sqrt (- 5.0))) (* 0.5 (/ 1 (* v (sqrt (- 5.0)))))) (* 0.125 (/ 1 (* (pow v 3) (pow (sqrt (- 5.0)) 3)))))
  (- (* 0.125 (/ 1 (* (pow v 3) (pow (sqrt (- 5.0)) 3)))) (+ (* v (sqrt (- 5.0))) (* 0.5 (/ 1 (* v (sqrt (- 5.0)))))))
3.620 * * [simplify]: iteration  0 :  116  enodes  (cost  1023 )
3.640 * * [simplify]: iteration  1 :  259  enodes  (cost  815 )
3.699 * * [simplify]: iteration  2 :  783  enodes  (cost  747 )
4.100 * * [simplify]: iteration  3 :  3929  enodes  (cost  747 )
5.171 * * [simplify]: iteration  done :  5001  enodes  (cost  747 )
5.171 * [simplify]: Simplified to:
   (expm1 (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))
  (log1p (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))
  (/ PI 2)
  (asin (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (log (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))
  (exp (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))
  (* (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))) (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))))
  (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))
  (pow (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) 3)
  (sqrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))
  (sqrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))
  (expm1 (* 5.0 (* v v)))
  (log1p (* 5.0 (* v v)))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (log (* 5.0 (* v v)))
  (log (* 5.0 (* v v)))
  (log (* 5.0 (* v v)))
  (exp (* 5.0 (* v v)))
  (pow (* 5.0 (pow v 2)) 3)
  (pow (* 5.0 (pow v 2)) 3)
  (* (cbrt (* 5.0 (* v v))) (cbrt (* 5.0 (* v v))))
  (cbrt (* 5.0 (* v v)))
  (pow (* 5.0 (pow v 2)) 3)
  (sqrt (* 5.0 (* v v)))
  (sqrt (* 5.0 (* v v)))
  (* (sqrt 5.0) v)
  (* (sqrt 5.0) v)
  (* 5.0 v)
  (* (cbrt 5.0) (* v v))
  (* (sqrt 5.0) (* v v))
  (* 5.0 (* v v))
  (expm1 (* 5.0 (* v v)))
  (log1p (* 5.0 (* v v)))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (log (* 5.0 (* v v)))
  (log (* 5.0 (* v v)))
  (log (* 5.0 (* v v)))
  (exp (* 5.0 (* v v)))
  (pow (* 5.0 (pow v 2)) 3)
  (pow (* 5.0 (pow v 2)) 3)
  (* (cbrt (* 5.0 (* v v))) (cbrt (* 5.0 (* v v))))
  (cbrt (* 5.0 (* v v)))
  (pow (* 5.0 (pow v 2)) 3)
  (sqrt (* 5.0 (* v v)))
  (sqrt (* 5.0 (* v v)))
  (* (sqrt 5.0) v)
  (* (sqrt 5.0) v)
  (* 5.0 v)
  (* (cbrt 5.0) (* v v))
  (* (sqrt 5.0) (* v v))
  (* 5.0 (* v v))
  (expm1 (sqrt (- 1.0 (* 5.0 (* v v)))))
  (log1p (sqrt (- 1.0 (* 5.0 (* v v)))))
  (log (sqrt (- 1.0 (* 5.0 (* v v)))))
  (exp (sqrt (- 1.0 (* 5.0 (* v v)))))
  (* (cbrt (sqrt (- 1.0 (* 5.0 (* v v))))) (cbrt (sqrt (- 1.0 (* 5.0 (* v v))))))
  (cbrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  (pow (sqrt (- 1.0 (* 5.0 (* v v)))) 3)
  (fabs (cbrt (- 1.0 (* 5.0 (* v v)))))
  (sqrt (cbrt (- 1.0 (* 5.0 (* v v)))))
  (sqrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  (sqrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  1
  (sqrt (- 1.0 (* 5.0 (* v v))))
  (sqrt (- (pow 1.0 3) (pow (* 5.0 (* v v)) 3)))
  (sqrt (fma (* 5.0 (* v v)) (fma (* v v) 5.0 1.0) (* 1.0 1.0)))
  (sqrt (- (* 1.0 1.0) (* (* 5.0 5.0) (pow v 4))))
  (sqrt (fma (* v v) 5.0 1.0))
  1/2
  (sqrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  (sqrt (sqrt (- 1.0 (* 5.0 (* v v)))))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (* 5.0 (* v v))
  (- (sqrt 1.0) (fma 2.5 (/ (pow v 2) (sqrt 1.0)) (* 3.125 (/ (pow v 4) (pow (sqrt 1.0) 3)))))
  (- (fma (sqrt (- 5.0)) v (/ 0.5 (* v (sqrt (- 5.0))))) (/ 0.125 (* (pow v 3) (pow (sqrt (- 5.0)) 3))))
  (- (/ 0.125 (* (pow v 3) (pow (sqrt (- 5.0)) 3))) (fma (sqrt (- 5.0)) v (/ 0.5 (* v (sqrt (- 5.0))))))
5.172 * * * [progress]: adding candidates to table
5.367 * * [progress]: iteration 3 / 4
5.367 * * * [progress]: picking best candidate
5.371 * * * * [pick]: Picked  #<alt (λ (v) (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))>
5.371 * * * [progress]: localizing error
5.378 * * * [progress]: generating rewritten candidates
5.378 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
5.379 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 1)
5.383 * * * [progress]: generating series expansions
5.383 * * * * [progress]: [ 1 / 2 ] generating series at (2)
5.383 * [approximate]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in (v) around 0
5.383 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in v
5.383 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in v
5.384 * [approximate]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in (v) around 0
5.384 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in v
5.384 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in v
5.385 * [approximate]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in (v) around 0
5.385 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in v
5.385 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in v
5.386 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 1)
5.386 * [approximate]: Taking taylor expansion of (* 4.0 (fma v v (pow v 4))) in (v) around 0
5.386 * [taylor]: Taking taylor expansion of (* 4.0 (fma v v (pow v 4))) in v
5.386 * [taylor]: Taking taylor expansion of 4.0 in v
5.386 * [taylor]: Taking taylor expansion of (fma v v (pow v 4)) in v
5.386 * [taylor]: Rewrote expression to (+ (* v v) (pow v 4))
5.386 * [taylor]: Taking taylor expansion of (* v v) in v
5.386 * [taylor]: Taking taylor expansion of v in v
5.386 * [taylor]: Taking taylor expansion of v in v
5.386 * [taylor]: Taking taylor expansion of (pow v 4) in v
5.386 * [taylor]: Taking taylor expansion of v in v
5.386 * [taylor]: Taking taylor expansion of (* 4.0 (fma v v (pow v 4))) in v
5.386 * [taylor]: Taking taylor expansion of 4.0 in v
5.386 * [taylor]: Taking taylor expansion of (fma v v (pow v 4)) in v
5.386 * [taylor]: Rewrote expression to (+ (* v v) (pow v 4))
5.386 * [taylor]: Taking taylor expansion of (* v v) in v
5.386 * [taylor]: Taking taylor expansion of v in v
5.386 * [taylor]: Taking taylor expansion of v in v
5.386 * [taylor]: Taking taylor expansion of (pow v 4) in v
5.386 * [taylor]: Taking taylor expansion of v in v
5.412 * [approximate]: Taking taylor expansion of (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) in (v) around 0
5.412 * [taylor]: Taking taylor expansion of (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) in v
5.412 * [taylor]: Taking taylor expansion of 4.0 in v
5.412 * [taylor]: Taking taylor expansion of (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) in v
5.412 * [taylor]: Rewrote expression to (+ (* (/ 1 v) (/ 1 v)) (pow (/ 1 v) 4))
5.412 * [taylor]: Taking taylor expansion of (* (/ 1 v) (/ 1 v)) in v
5.412 * [taylor]: Taking taylor expansion of (/ 1 v) in v
5.412 * [taylor]: Taking taylor expansion of v in v
5.413 * [taylor]: Taking taylor expansion of (/ 1 v) in v
5.413 * [taylor]: Taking taylor expansion of v in v
5.413 * [taylor]: Taking taylor expansion of (pow (/ 1 v) 4) in v
5.413 * [taylor]: Taking taylor expansion of (/ 1 v) in v
5.413 * [taylor]: Taking taylor expansion of v in v
5.413 * [taylor]: Taking taylor expansion of (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) in v
5.413 * [taylor]: Taking taylor expansion of 4.0 in v
5.413 * [taylor]: Taking taylor expansion of (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) in v
5.413 * [taylor]: Rewrote expression to (+ (* (/ 1 v) (/ 1 v)) (pow (/ 1 v) 4))
5.413 * [taylor]: Taking taylor expansion of (* (/ 1 v) (/ 1 v)) in v
5.413 * [taylor]: Taking taylor expansion of (/ 1 v) in v
5.413 * [taylor]: Taking taylor expansion of v in v
5.414 * [taylor]: Taking taylor expansion of (/ 1 v) in v
5.414 * [taylor]: Taking taylor expansion of v in v
5.414 * [taylor]: Taking taylor expansion of (pow (/ 1 v) 4) in v
5.414 * [taylor]: Taking taylor expansion of (/ 1 v) in v
5.414 * [taylor]: Taking taylor expansion of v in v
5.451 * [approximate]: Taking taylor expansion of (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) in (v) around 0
5.451 * [taylor]: Taking taylor expansion of (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) in v
5.451 * [taylor]: Taking taylor expansion of 4.0 in v
5.451 * [taylor]: Taking taylor expansion of (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) in v
5.451 * [taylor]: Rewrote expression to (+ (* (/ -1 v) (/ -1 v)) (pow (/ -1 v) 4))
5.451 * [taylor]: Taking taylor expansion of (* (/ -1 v) (/ -1 v)) in v
5.451 * [taylor]: Taking taylor expansion of (/ -1 v) in v
5.451 * [taylor]: Taking taylor expansion of -1 in v
5.451 * [taylor]: Taking taylor expansion of v in v
5.451 * [taylor]: Taking taylor expansion of (/ -1 v) in v
5.451 * [taylor]: Taking taylor expansion of -1 in v
5.451 * [taylor]: Taking taylor expansion of v in v
5.452 * [taylor]: Taking taylor expansion of (pow (/ -1 v) 4) in v
5.452 * [taylor]: Taking taylor expansion of (/ -1 v) in v
5.452 * [taylor]: Taking taylor expansion of -1 in v
5.452 * [taylor]: Taking taylor expansion of v in v
5.452 * [taylor]: Taking taylor expansion of (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) in v
5.452 * [taylor]: Taking taylor expansion of 4.0 in v
5.452 * [taylor]: Taking taylor expansion of (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) in v
5.452 * [taylor]: Rewrote expression to (+ (* (/ -1 v) (/ -1 v)) (pow (/ -1 v) 4))
5.452 * [taylor]: Taking taylor expansion of (* (/ -1 v) (/ -1 v)) in v
5.452 * [taylor]: Taking taylor expansion of (/ -1 v) in v
5.452 * [taylor]: Taking taylor expansion of -1 in v
5.452 * [taylor]: Taking taylor expansion of v in v
5.453 * [taylor]: Taking taylor expansion of (/ -1 v) in v
5.453 * [taylor]: Taking taylor expansion of -1 in v
5.453 * [taylor]: Taking taylor expansion of v in v
5.453 * [taylor]: Taking taylor expansion of (pow (/ -1 v) 4) in v
5.453 * [taylor]: Taking taylor expansion of (/ -1 v) in v
5.453 * [taylor]: Taking taylor expansion of -1 in v
5.453 * [taylor]: Taking taylor expansion of v in v
5.486 * * * [progress]: simplifying candidates
5.486 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (/ PI 2)
  (asin (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (log (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (exp (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (* (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (* (* (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (expm1 (* 4.0 (fma v v (pow v 4))))
  (log1p (* 4.0 (fma v v (pow v 4))))
  (* 4.0 (fma v v (pow v 4)))
  (+ (log 4.0) (log (fma v v (pow v 4))))
  (log (* 4.0 (fma v v (pow v 4))))
  (exp (* 4.0 (fma v v (pow v 4))))
  (* (* (* 4.0 4.0) 4.0) (* (* (fma v v (pow v 4)) (fma v v (pow v 4))) (fma v v (pow v 4))))
  (* (cbrt (* 4.0 (fma v v (pow v 4)))) (cbrt (* 4.0 (fma v v (pow v 4)))))
  (cbrt (* 4.0 (fma v v (pow v 4))))
  (* (* (* 4.0 (fma v v (pow v 4))) (* 4.0 (fma v v (pow v 4)))) (* 4.0 (fma v v (pow v 4))))
  (sqrt (* 4.0 (fma v v (pow v 4))))
  (sqrt (* 4.0 (fma v v (pow v 4))))
  (* (sqrt 4.0) (sqrt (fma v v (pow v 4))))
  (* (sqrt 4.0) (sqrt (fma v v (pow v 4))))
  (* 4.0 (* v v))
  (* 4.0 (pow v 4))
  (* (* v v) 4.0)
  (* (pow v 4) 4.0)
  (* 4.0 (* (cbrt (fma v v (pow v 4))) (cbrt (fma v v (pow v 4)))))
  (* 4.0 (sqrt (fma v v (pow v 4))))
  (* 4.0 1)
  (* (cbrt 4.0) (fma v v (pow v 4)))
  (* (sqrt 4.0) (fma v v (pow v 4)))
  (* 4.0 (fma v v (pow v 4)))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (+ (* 4.0 (pow v 2)) (* 4.0 (pow v 4)))
  (+ (* 4.0 (pow v 2)) (* 4.0 (pow v 4)))
  (+ (* 4.0 (pow v 2)) (* 4.0 (pow v 4)))
5.488 * * [simplify]: iteration  0 :  59  enodes  (cost  471 )
5.498 * * [simplify]: iteration  1 :  107  enodes  (cost  459 )
5.525 * * [simplify]: iteration  2 :  350  enodes  (cost  399 )
5.736 * * [simplify]: iteration  3 :  1715  enodes  (cost  399 )
6.581 * * [simplify]: iteration  done :  5001  enodes  (cost  399 )
6.581 * [simplify]: Simplified to:
   (expm1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (/ PI 2)
  (asin (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (log (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (exp (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (* (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (pow (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) 3)
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (expm1 (* 4.0 (fma v v (pow v 4))))
  (log1p (* 4.0 (fma v v (pow v 4))))
  (* 4.0 (fma v v (pow v 4)))
  (log (* 4.0 (fma v v (pow v 4))))
  (log (* 4.0 (fma v v (pow v 4))))
  (exp (* 4.0 (fma v v (pow v 4))))
  (pow (* 4.0 (fma v v (pow v 4))) 3)
  (* (cbrt (* 4.0 (fma v v (pow v 4)))) (cbrt (* 4.0 (fma v v (pow v 4)))))
  (cbrt (* 4.0 (fma v v (pow v 4))))
  (pow (* 4.0 (fma v v (pow v 4))) 3)
  (sqrt (* 4.0 (fma v v (pow v 4))))
  (sqrt (* 4.0 (fma v v (pow v 4))))
  (* (hypot v (* v v)) (sqrt 4.0))
  (* (hypot v (* v v)) (sqrt 4.0))
  (* 4.0 (* v v))
  (* (pow v 4) 4.0)
  (* 4.0 (* v v))
  (* (pow v 4) 4.0)
  (* 4.0 (* (cbrt (fma v v (pow v 4))) (cbrt (fma v v (pow v 4)))))
  (* (hypot v (* v v)) 4.0)
  4.0
  (* (cbrt 4.0) (fma v v (pow v 4)))
  (* (sqrt 4.0) (fma v v (pow v 4)))
  (* 4.0 (fma v v (pow v 4)))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (* 4.0 (fma v v (pow v 4)))
  (* 4.0 (fma v v (pow v 4)))
  (* 4.0 (fma v v (pow v 4)))
6.581 * * * [progress]: adding candidates to table
6.665 * * [progress]: iteration 4 / 4
6.665 * * * [progress]: picking best candidate
6.669 * * * * [pick]: Picked  #<alt (λ (v) (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))>
6.669 * * * [progress]: localizing error
6.681 * * * [progress]: generating rewritten candidates
6.681 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1)
6.681 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 1 1)
6.684 * * * * [progress]: [ 3 / 4 ] rewriting at (2)
6.685 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1)
6.686 * * * [progress]: generating series expansions
6.686 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1)
6.686 * [approximate]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in (v) around 0
6.686 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in v
6.686 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in v
6.687 * [approximate]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in (v) around 0
6.687 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in v
6.687 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in v
6.688 * [approximate]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in (v) around 0
6.688 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in v
6.688 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in v
6.689 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 1 1)
6.689 * [approximate]: Taking taylor expansion of (* 4.0 (fma v v (pow v 4))) in (v) around 0
6.689 * [taylor]: Taking taylor expansion of (* 4.0 (fma v v (pow v 4))) in v
6.689 * [taylor]: Taking taylor expansion of 4.0 in v
6.689 * [taylor]: Taking taylor expansion of (fma v v (pow v 4)) in v
6.689 * [taylor]: Rewrote expression to (+ (* v v) (pow v 4))
6.689 * [taylor]: Taking taylor expansion of (* v v) in v
6.689 * [taylor]: Taking taylor expansion of v in v
6.689 * [taylor]: Taking taylor expansion of v in v
6.689 * [taylor]: Taking taylor expansion of (pow v 4) in v
6.689 * [taylor]: Taking taylor expansion of v in v
6.689 * [taylor]: Taking taylor expansion of (* 4.0 (fma v v (pow v 4))) in v
6.689 * [taylor]: Taking taylor expansion of 4.0 in v
6.689 * [taylor]: Taking taylor expansion of (fma v v (pow v 4)) in v
6.689 * [taylor]: Rewrote expression to (+ (* v v) (pow v 4))
6.689 * [taylor]: Taking taylor expansion of (* v v) in v
6.689 * [taylor]: Taking taylor expansion of v in v
6.689 * [taylor]: Taking taylor expansion of v in v
6.689 * [taylor]: Taking taylor expansion of (pow v 4) in v
6.689 * [taylor]: Taking taylor expansion of v in v
6.715 * [approximate]: Taking taylor expansion of (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) in (v) around 0
6.715 * [taylor]: Taking taylor expansion of (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) in v
6.716 * [taylor]: Taking taylor expansion of 4.0 in v
6.716 * [taylor]: Taking taylor expansion of (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) in v
6.716 * [taylor]: Rewrote expression to (+ (* (/ 1 v) (/ 1 v)) (pow (/ 1 v) 4))
6.716 * [taylor]: Taking taylor expansion of (* (/ 1 v) (/ 1 v)) in v
6.716 * [taylor]: Taking taylor expansion of (/ 1 v) in v
6.716 * [taylor]: Taking taylor expansion of v in v
6.716 * [taylor]: Taking taylor expansion of (/ 1 v) in v
6.716 * [taylor]: Taking taylor expansion of v in v
6.716 * [taylor]: Taking taylor expansion of (pow (/ 1 v) 4) in v
6.716 * [taylor]: Taking taylor expansion of (/ 1 v) in v
6.716 * [taylor]: Taking taylor expansion of v in v
6.717 * [taylor]: Taking taylor expansion of (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) in v
6.717 * [taylor]: Taking taylor expansion of 4.0 in v
6.717 * [taylor]: Taking taylor expansion of (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) in v
6.717 * [taylor]: Rewrote expression to (+ (* (/ 1 v) (/ 1 v)) (pow (/ 1 v) 4))
6.717 * [taylor]: Taking taylor expansion of (* (/ 1 v) (/ 1 v)) in v
6.717 * [taylor]: Taking taylor expansion of (/ 1 v) in v
6.717 * [taylor]: Taking taylor expansion of v in v
6.717 * [taylor]: Taking taylor expansion of (/ 1 v) in v
6.717 * [taylor]: Taking taylor expansion of v in v
6.717 * [taylor]: Taking taylor expansion of (pow (/ 1 v) 4) in v
6.717 * [taylor]: Taking taylor expansion of (/ 1 v) in v
6.717 * [taylor]: Taking taylor expansion of v in v
6.753 * [approximate]: Taking taylor expansion of (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) in (v) around 0
6.753 * [taylor]: Taking taylor expansion of (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) in v
6.753 * [taylor]: Taking taylor expansion of 4.0 in v
6.753 * [taylor]: Taking taylor expansion of (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) in v
6.753 * [taylor]: Rewrote expression to (+ (* (/ -1 v) (/ -1 v)) (pow (/ -1 v) 4))
6.753 * [taylor]: Taking taylor expansion of (* (/ -1 v) (/ -1 v)) in v
6.754 * [taylor]: Taking taylor expansion of (/ -1 v) in v
6.754 * [taylor]: Taking taylor expansion of -1 in v
6.754 * [taylor]: Taking taylor expansion of v in v
6.754 * [taylor]: Taking taylor expansion of (/ -1 v) in v
6.754 * [taylor]: Taking taylor expansion of -1 in v
6.754 * [taylor]: Taking taylor expansion of v in v
6.754 * [taylor]: Taking taylor expansion of (pow (/ -1 v) 4) in v
6.754 * [taylor]: Taking taylor expansion of (/ -1 v) in v
6.754 * [taylor]: Taking taylor expansion of -1 in v
6.754 * [taylor]: Taking taylor expansion of v in v
6.754 * [taylor]: Taking taylor expansion of (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) in v
6.755 * [taylor]: Taking taylor expansion of 4.0 in v
6.755 * [taylor]: Taking taylor expansion of (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) in v
6.755 * [taylor]: Rewrote expression to (+ (* (/ -1 v) (/ -1 v)) (pow (/ -1 v) 4))
6.755 * [taylor]: Taking taylor expansion of (* (/ -1 v) (/ -1 v)) in v
6.755 * [taylor]: Taking taylor expansion of (/ -1 v) in v
6.755 * [taylor]: Taking taylor expansion of -1 in v
6.755 * [taylor]: Taking taylor expansion of v in v
6.755 * [taylor]: Taking taylor expansion of (/ -1 v) in v
6.755 * [taylor]: Taking taylor expansion of -1 in v
6.755 * [taylor]: Taking taylor expansion of v in v
6.755 * [taylor]: Taking taylor expansion of (pow (/ -1 v) 4) in v
6.755 * [taylor]: Taking taylor expansion of (/ -1 v) in v
6.755 * [taylor]: Taking taylor expansion of -1 in v
6.755 * [taylor]: Taking taylor expansion of v in v
6.788 * * * * [progress]: [ 3 / 4 ] generating series at (2)
6.788 * [approximate]: Taking taylor expansion of (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) in (v) around 0
6.788 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) in v
6.788 * [taylor]: Rewrote expression to (- (exp (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) 1)
6.788 * [taylor]: Taking taylor expansion of (exp (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) in v
6.788 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) in v
6.788 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
6.788 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) in v
6.788 * [taylor]: Taking taylor expansion of 1 in v
6.788 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in v
6.789 * [taylor]: Taking taylor expansion of 1 in v
6.789 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) in v
6.789 * [taylor]: Rewrote expression to (- (exp (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) 1)
6.789 * [taylor]: Taking taylor expansion of (exp (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) in v
6.789 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) in v
6.789 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
6.789 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) in v
6.789 * [taylor]: Taking taylor expansion of 1 in v
6.789 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in v
6.790 * [taylor]: Taking taylor expansion of 1 in v
6.830 * [approximate]: Taking taylor expansion of (expm1 (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)))) in (v) around 0
6.830 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)))) in v
6.830 * [taylor]: Rewrote expression to (- (exp (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)))) 1)
6.830 * [taylor]: Taking taylor expansion of (exp (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)))) in v
6.830 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))) in v
6.830 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))))
6.830 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))) in v
6.830 * [taylor]: Taking taylor expansion of 1 in v
6.830 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in v
6.831 * [taylor]: Taking taylor expansion of 1 in v
6.831 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)))) in v
6.831 * [taylor]: Rewrote expression to (- (exp (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)))) 1)
6.831 * [taylor]: Taking taylor expansion of (exp (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)))) in v
6.831 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))) in v
6.831 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))))
6.831 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))) in v
6.831 * [taylor]: Taking taylor expansion of 1 in v
6.831 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in v
6.832 * [taylor]: Taking taylor expansion of 1 in v
6.868 * [approximate]: Taking taylor expansion of (expm1 (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)))) in (v) around 0
6.868 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)))) in v
6.868 * [taylor]: Rewrote expression to (- (exp (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)))) 1)
6.868 * [taylor]: Taking taylor expansion of (exp (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)))) in v
6.868 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))) in v
6.868 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))))
6.868 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))) in v
6.868 * [taylor]: Taking taylor expansion of 1 in v
6.868 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in v
6.869 * [taylor]: Taking taylor expansion of 1 in v
6.869 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)))) in v
6.869 * [taylor]: Rewrote expression to (- (exp (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)))) 1)
6.869 * [taylor]: Taking taylor expansion of (exp (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)))) in v
6.869 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))) in v
6.869 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))))
6.869 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))) in v
6.869 * [taylor]: Taking taylor expansion of 1 in v
6.869 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in v
6.870 * [taylor]: Taking taylor expansion of 1 in v
6.912 * * * * [progress]: [ 4 / 4 ] generating series at (2 1)
6.912 * [approximate]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) in (v) around 0
6.912 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) in v
6.912 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
6.912 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) in v
6.912 * [taylor]: Taking taylor expansion of 1 in v
6.912 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in v
6.913 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) in v
6.913 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
6.913 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) in v
6.913 * [taylor]: Taking taylor expansion of 1 in v
6.913 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) in v
6.935 * [approximate]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))) in (v) around 0
6.936 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))) in v
6.936 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))))
6.936 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))) in v
6.936 * [taylor]: Taking taylor expansion of 1 in v
6.936 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in v
6.936 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))) in v
6.936 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))))
6.936 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0))) in v
6.936 * [taylor]: Taking taylor expansion of 1 in v
6.936 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4))) 1.0)) in v
6.961 * [approximate]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))) in (v) around 0
6.961 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))) in v
6.961 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))))
6.961 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))) in v
6.961 * [taylor]: Taking taylor expansion of 1 in v
6.961 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in v
6.962 * [taylor]: Taking taylor expansion of (log1p (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))) in v
6.962 * [taylor]: Rewrote expression to (log (+ 1 (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))))
6.962 * [taylor]: Taking taylor expansion of (+ 1 (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0))) in v
6.962 * [taylor]: Taking taylor expansion of 1 in v
6.962 * [taylor]: Taking taylor expansion of (acos (- (* 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4))) 1.0)) in v
6.991 * * * [progress]: simplifying candidates
6.992 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (/ PI 2)
  (asin (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (log (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (exp (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (* (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (* (* (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (expm1 (* 4.0 (fma v v (pow v 4))))
  (log1p (* 4.0 (fma v v (pow v 4))))
  (* 4.0 (fma v v (pow v 4)))
  (+ (log 4.0) (log (fma v v (pow v 4))))
  (log (* 4.0 (fma v v (pow v 4))))
  (exp (* 4.0 (fma v v (pow v 4))))
  (* (* (* 4.0 4.0) 4.0) (* (* (fma v v (pow v 4)) (fma v v (pow v 4))) (fma v v (pow v 4))))
  (* (cbrt (* 4.0 (fma v v (pow v 4)))) (cbrt (* 4.0 (fma v v (pow v 4)))))
  (cbrt (* 4.0 (fma v v (pow v 4))))
  (* (* (* 4.0 (fma v v (pow v 4))) (* 4.0 (fma v v (pow v 4)))) (* 4.0 (fma v v (pow v 4))))
  (sqrt (* 4.0 (fma v v (pow v 4))))
  (sqrt (* 4.0 (fma v v (pow v 4))))
  (* (sqrt 4.0) (sqrt (fma v v (pow v 4))))
  (* (sqrt 4.0) (sqrt (fma v v (pow v 4))))
  (* 4.0 (* v v))
  (* 4.0 (pow v 4))
  (* (* v v) 4.0)
  (* (pow v 4) 4.0)
  (* 4.0 (* (cbrt (fma v v (pow v 4))) (cbrt (fma v v (pow v 4)))))
  (* 4.0 (sqrt (fma v v (pow v 4))))
  (* 4.0 1)
  (* (cbrt 4.0) (fma v v (pow v 4)))
  (* (sqrt 4.0) (fma v v (pow v 4)))
  (* 4.0 (fma v v (pow v 4)))
  (exp (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (expm1 (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (log1p (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (log (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (exp (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (* (cbrt (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))) (cbrt (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))))
  (cbrt (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (* (* (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))) (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (sqrt (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (sqrt (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (+ 1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (expm1 (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (log1p (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (log (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (exp (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (* (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (* (* (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (+ (* 4.0 (pow v 2)) (* 4.0 (pow v 4)))
  (+ (* 4.0 (pow v 2)) (* 4.0 (pow v 4)))
  (+ (* 4.0 (pow v 2)) (* 4.0 (pow v 4)))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (log (+ (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) 1))
  (log (+ (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) 1))
  (log (+ (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) 1))
6.995 * * [simplify]: iteration  0 :  80  enodes  (cost  896 )
7.007 * * [simplify]: iteration  1 :  130  enodes  (cost  858 )
7.031 * * [simplify]: iteration  2 :  377  enodes  (cost  746 )
7.270 * * [simplify]: iteration  3 :  1758  enodes  (cost  746 )
8.287 * * [simplify]: iteration  done :  5001  enodes  (cost  746 )
8.287 * [simplify]: Simplified to:
   (expm1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (/ PI 2)
  (asin (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (log (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (exp (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (* (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (pow (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) 3)
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (expm1 (* 4.0 (fma v v (pow v 4))))
  (log1p (* 4.0 (fma v v (pow v 4))))
  (* (fma v v (pow v 4)) 4.0)
  (log (* 4.0 (fma v v (pow v 4))))
  (log (* 4.0 (fma v v (pow v 4))))
  (exp (* 4.0 (fma v v (pow v 4))))
  (pow (* (fma v v (pow v 4)) 4.0) 3)
  (* (cbrt (* 4.0 (fma v v (pow v 4)))) (cbrt (* 4.0 (fma v v (pow v 4)))))
  (cbrt (* 4.0 (fma v v (pow v 4))))
  (pow (* (fma v v (pow v 4)) 4.0) 3)
  (sqrt (* 4.0 (fma v v (pow v 4))))
  (sqrt (* 4.0 (fma v v (pow v 4))))
  (* (hypot v (* v v)) (sqrt 4.0))
  (* (hypot v (* v v)) (sqrt 4.0))
  (* 4.0 (* v v))
  (* (pow v 4) 4.0)
  (* 4.0 (* v v))
  (* (pow v 4) 4.0)
  (* 4.0 (* (cbrt (fma v v (pow v 4))) (cbrt (fma v v (pow v 4)))))
  (* (hypot v (* v v)) 4.0)
  4.0
  (* (cbrt 4.0) (fma v v (pow v 4)))
  (* (sqrt 4.0) (fma v v (pow v 4)))
  (* (fma v v (pow v 4)) 4.0)
  (exp (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (expm1 (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (log (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (exp (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (* (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (cbrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (pow (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)) 3)
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (sqrt (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (exp (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (log1p (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (log (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (exp (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (* (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))
  (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (pow (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))) 3)
  (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (* (fma v v (pow v 4)) 4.0)
  (* (fma v v (pow v 4)) 4.0)
  (* (fma v v (pow v 4)) 4.0)
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))
  (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
  (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))
8.288 * * * [progress]: adding candidates to table
8.446 * [progress]: [Phase 3 of 3] Extracting.
8.446 * * [regime]: Finding splitpoints for: (#<alt (λ (v) (expm1 (expm1 (log1p (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))))> #<alt (λ (v) (expm1 (* (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))))> #<alt (λ (v) (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))> #<alt (λ (v) (* (* (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))) (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))) (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))))> #<alt (λ (v) (expm1 (* (* (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))) (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))))>)
8.447 * * * [regime-changes]: Trying 2 branch expressions: ((* v v) v)
8.447 * * * * [regimes]: Trying to branch on (* v v) from (#<alt (λ (v) (expm1 (expm1 (log1p (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))))> #<alt (λ (v) (expm1 (* (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))))> #<alt (λ (v) (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))> #<alt (λ (v) (* (* (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))) (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))) (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))))> #<alt (λ (v) (expm1 (* (* (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))) (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))))>)
8.468 * * * * [regimes]: Trying to branch on v from (#<alt (λ (v) (expm1 (expm1 (log1p (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))))> #<alt (λ (v) (expm1 (* (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (sqrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))))> #<alt (λ (v) (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))> #<alt (λ (v) (* (* (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)))) (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))) (cbrt (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))))))> #<alt (λ (v) (expm1 (* (* (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))) (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0))))) (cbrt (log1p (acos (- (* 4.0 (fma v v (pow v 4))) 1.0)))))))>)
8.488 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
8.489 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))))
8.489 * * [simplify]: iteration  0 :  11  enodes  (cost  24 )
8.489 * * [simplify]: iteration  1 :  13  enodes  (cost  24 )
8.490 * * [simplify]: iteration  done :  13  enodes  (cost  24 )
8.490 * [simplify]: Simplified to:
   (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))))
11.094 * [regime-testing]: Baseline error score: 0.5774905486246754
11.095 * [regime-testing]: Oracle error score: 0.5023050036128868
11.096 * [regime-testing]: End program error score: 0.5774905486246754