57.003 * [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.
0.085 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
0.086 * * [simplify]: iteration  0 :  9  enodes  (cost  14 )
0.087 * * [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 )
0.130 * * [simplify]: iteration  5 :  258  enodes  (cost  14 )
0.170 * * [simplify]: iteration  6 :  410  enodes  (cost  14 )
0.273 * * [simplify]: iteration  7 :  1395  enodes  (cost  14 )
2.287 * * [simplify]: iteration  done :  5000  enodes  (cost  14 )
2.287 * [simplify]: Simplified to:
   (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)))
2.288 * * [progress]: iteration 1 / 4
2.288 * * * [progress]: picking best candidate
2.290 * * * * [pick]: Picked  #<alt (λ (v) (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))))>
2.290 * * * [progress]: localizing error
2.297 * * * [progress]: generating rewritten candidates
2.297 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
2.298 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 1 2)
2.307 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1)
2.319 * * * [progress]: generating series expansions
2.319 * * * * [progress]: [ 1 / 3 ] generating series at (2)
2.319 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in (v) around 0
2.319 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in v
2.320 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in v
2.320 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in (v) around 0
2.320 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
2.321 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
2.322 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in (v) around 0
2.322 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
2.322 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
2.323 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 1 2)
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
2.323 * [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
2.331 * [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
2.332 * [taylor]: Taking taylor expansion of 5.0 in v
2.332 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.332 * [taylor]: Taking taylor expansion of v in v
2.339 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
2.339 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
2.339 * [taylor]: Taking taylor expansion of 5.0 in v
2.339 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.339 * [taylor]: Taking taylor expansion of v in v
2.340 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
2.340 * [taylor]: Taking taylor expansion of 5.0 in v
2.340 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.340 * [taylor]: Taking taylor expansion of v in v
2.347 * * * * [progress]: [ 3 / 3 ] generating series at (2 1)
2.347 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)) in (v) around 0
2.347 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)) in v
2.347 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (pow v 2))) in v
2.347 * [taylor]: Taking taylor expansion of 1.0 in v
2.347 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
2.347 * [taylor]: Taking taylor expansion of 5.0 in v
2.347 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.348 * [taylor]: Taking taylor expansion of v in v
2.348 * [taylor]: Taking taylor expansion of (- (pow v 2) 1.0) in v
2.348 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.348 * [taylor]: Taking taylor expansion of v in v
2.348 * [taylor]: Taking taylor expansion of 1.0 in v
2.349 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0)) in v
2.349 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (pow v 2))) in v
2.349 * [taylor]: Taking taylor expansion of 1.0 in v
2.349 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
2.349 * [taylor]: Taking taylor expansion of 5.0 in v
2.349 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.349 * [taylor]: Taking taylor expansion of v in v
2.349 * [taylor]: Taking taylor expansion of (- (pow v 2) 1.0) in v
2.349 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.349 * [taylor]: Taking taylor expansion of v in v
2.350 * [taylor]: Taking taylor expansion of 1.0 in v
2.367 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in (v) around 0
2.367 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in v
2.367 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
2.367 * [taylor]: Taking taylor expansion of 1.0 in v
2.367 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
2.367 * [taylor]: Taking taylor expansion of 5.0 in v
2.367 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.367 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.367 * [taylor]: Taking taylor expansion of v in v
2.368 * [taylor]: Taking taylor expansion of (- (/ 1 (pow v 2)) 1.0) in v
2.368 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.368 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.368 * [taylor]: Taking taylor expansion of v in v
2.368 * [taylor]: Taking taylor expansion of 1.0 in v
2.370 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in v
2.370 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
2.370 * [taylor]: Taking taylor expansion of 1.0 in v
2.370 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
2.370 * [taylor]: Taking taylor expansion of 5.0 in v
2.370 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.370 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.370 * [taylor]: Taking taylor expansion of v in v
2.371 * [taylor]: Taking taylor expansion of (- (/ 1 (pow v 2)) 1.0) in v
2.371 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.371 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.371 * [taylor]: Taking taylor expansion of v in v
2.371 * [taylor]: Taking taylor expansion of 1.0 in v
2.399 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in (v) around 0
2.399 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in v
2.399 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
2.399 * [taylor]: Taking taylor expansion of 1.0 in v
2.399 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
2.399 * [taylor]: Taking taylor expansion of 5.0 in v
2.399 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.399 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.399 * [taylor]: Taking taylor expansion of v in v
2.400 * [taylor]: Taking taylor expansion of (- (/ 1 (pow v 2)) 1.0) in v
2.400 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.400 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.400 * [taylor]: Taking taylor expansion of v in v
2.400 * [taylor]: Taking taylor expansion of 1.0 in v
2.402 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0)) in v
2.402 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
2.402 * [taylor]: Taking taylor expansion of 1.0 in v
2.402 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
2.402 * [taylor]: Taking taylor expansion of 5.0 in v
2.402 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.402 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.402 * [taylor]: Taking taylor expansion of v in v
2.403 * [taylor]: Taking taylor expansion of (- (/ 1 (pow v 2)) 1.0) in v
2.403 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
2.403 * [taylor]: Taking taylor expansion of (pow v 2) in v
2.403 * [taylor]: Taking taylor expansion of v in v
2.403 * [taylor]: Taking taylor expansion of 1.0 in v
2.428 * * * [progress]: simplifying candidates
2.430 * [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)))
2.433 * * [simplify]: iteration  0 :  145  enodes  (cost  1268 )
2.461 * * [simplify]: iteration  1 :  347  enodes  (cost  1231 )
2.535 * * [simplify]: iteration  2 :  1203  enodes  (cost  1120 )
2.854 * * [simplify]: iteration  done :  5001  enodes  (cost  1120 )
2.855 * [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)))
  (* (pow v 2) 5.0)
  (* (pow v 2) 5.0)
  (log (* 5.0 (* v v)))
  (log (* 5.0 (* v v)))
  (log (* 5.0 (* v v)))
  (exp (* 5.0 (* v v)))
  (pow (* (pow v 2) 5.0) 3)
  (pow (* (pow v 2) 5.0) 3)
  (* (cbrt (* 5.0 (* v v))) (cbrt (* 5.0 (* v v))))
  (cbrt (* 5.0 (* v v)))
  (pow (* (pow v 2) 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))
  (* (pow v 2) 5.0)
  (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 (* 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)))))
  (/ (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 (pow v 2)))
  (/ (- 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 (pow v 2))) (- (pow v 6) (pow 1.0 3)))
  (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 4) (* 1.0 1.0)))
  (* (- (pow v 2) 1.0) (fma (* (pow v 2) 5.0) (fma (* 5.0 v) v 1.0) (* 1.0 1.0)))
  (* (- (pow v 2) 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)))
  (* (pow v 2) 5.0)
  (* (pow v 2) 5.0)
  (* (pow v 2) 5.0)
  (fma 4.0 (fma v v (pow v 4)) (- 1.0))
  (- (- (/ 4.0 (pow v 2))) (+ (/ 4.0 (pow v 4)) 5.0))
  (- (- (/ 4.0 (pow v 2))) (+ (/ 4.0 (pow v 4)) 5.0))
2.855 * * * [progress]: adding candidates to table
3.039 * * [progress]: iteration 2 / 4
3.039 * * * [progress]: picking best candidate
3.049 * * * * [pick]: Picked  #<alt (λ (v) (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0)))))>
3.049 * * * [progress]: localizing error
3.061 * * * [progress]: generating rewritten candidates
3.061 * * * * [progress]: [ 1 / 4 ] rewriting at (2)
3.062 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2 1 1 2)
3.070 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 1 2)
3.078 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 2 1)
3.083 * * * [progress]: generating series expansions
3.083 * * * * [progress]: [ 1 / 4 ] generating series at (2)
3.083 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in (v) around 0
3.083 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in v
3.084 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (pow v 2))) (- (pow v 2) 1.0))) in v
3.085 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in (v) around 0
3.085 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
3.085 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
3.086 * [approximate]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in (v) around 0
3.086 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
3.086 * [taylor]: Taking taylor expansion of (acos (/ (- 1.0 (* 5.0 (/ 1 (pow v 2)))) (- (/ 1 (pow v 2)) 1.0))) in v
3.087 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2 1 1 2)
3.087 * [approximate]: Taking taylor expansion of (* 5.0 (pow v 2)) in (v) around 0
3.087 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.087 * [taylor]: Taking taylor expansion of 5.0 in v
3.087 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.087 * [taylor]: Taking taylor expansion of v in v
3.087 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.087 * [taylor]: Taking taylor expansion of 5.0 in v
3.087 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.087 * [taylor]: Taking taylor expansion of v in v
3.098 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
3.098 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.098 * [taylor]: Taking taylor expansion of 5.0 in v
3.098 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.098 * [taylor]: Taking taylor expansion of v in v
3.099 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.099 * [taylor]: Taking taylor expansion of 5.0 in v
3.099 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.099 * [taylor]: Taking taylor expansion of v in v
3.107 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
3.108 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.108 * [taylor]: Taking taylor expansion of 5.0 in v
3.108 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.108 * [taylor]: Taking taylor expansion of v in v
3.108 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.108 * [taylor]: Taking taylor expansion of 5.0 in v
3.108 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.108 * [taylor]: Taking taylor expansion of v in v
3.116 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 1 2)
3.117 * [approximate]: Taking taylor expansion of (* 5.0 (pow v 2)) in (v) around 0
3.117 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.117 * [taylor]: Taking taylor expansion of 5.0 in v
3.117 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.117 * [taylor]: Taking taylor expansion of v in v
3.117 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.117 * [taylor]: Taking taylor expansion of 5.0 in v
3.117 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.117 * [taylor]: Taking taylor expansion of v in v
3.126 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
3.126 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.126 * [taylor]: Taking taylor expansion of 5.0 in v
3.126 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.126 * [taylor]: Taking taylor expansion of v in v
3.127 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.127 * [taylor]: Taking taylor expansion of 5.0 in v
3.127 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.127 * [taylor]: Taking taylor expansion of v in v
3.136 * [approximate]: Taking taylor expansion of (/ 5.0 (pow v 2)) in (v) around 0
3.136 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.136 * [taylor]: Taking taylor expansion of 5.0 in v
3.136 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.136 * [taylor]: Taking taylor expansion of v in v
3.137 * [taylor]: Taking taylor expansion of (/ 5.0 (pow v 2)) in v
3.137 * [taylor]: Taking taylor expansion of 5.0 in v
3.137 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.137 * [taylor]: Taking taylor expansion of v in v
3.148 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 2 1)
3.148 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (pow v 2)))) in (v) around 0
3.148 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (pow v 2)))) in v
3.148 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (pow v 2))) in v
3.148 * [taylor]: Taking taylor expansion of 1.0 in v
3.148 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.148 * [taylor]: Taking taylor expansion of 5.0 in v
3.148 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.148 * [taylor]: Taking taylor expansion of v in v
3.150 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (pow v 2)))) in v
3.150 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (pow v 2))) in v
3.150 * [taylor]: Taking taylor expansion of 1.0 in v
3.150 * [taylor]: Taking taylor expansion of (* 5.0 (pow v 2)) in v
3.150 * [taylor]: Taking taylor expansion of 5.0 in v
3.150 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.150 * [taylor]: Taking taylor expansion of v in v
3.168 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in (v) around 0
3.169 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in v
3.169 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
3.169 * [taylor]: Taking taylor expansion of 1.0 in v
3.169 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
3.169 * [taylor]: Taking taylor expansion of 5.0 in v
3.169 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
3.169 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.169 * [taylor]: Taking taylor expansion of v in v
3.173 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in v
3.173 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
3.173 * [taylor]: Taking taylor expansion of 1.0 in v
3.173 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
3.173 * [taylor]: Taking taylor expansion of 5.0 in v
3.173 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
3.173 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.173 * [taylor]: Taking taylor expansion of v in v
3.199 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in (v) around 0
3.199 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in v
3.199 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
3.199 * [taylor]: Taking taylor expansion of 1.0 in v
3.199 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
3.199 * [taylor]: Taking taylor expansion of 5.0 in v
3.199 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
3.199 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.199 * [taylor]: Taking taylor expansion of v in v
3.204 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 5.0 (/ 1 (pow v 2))))) in v
3.204 * [taylor]: Taking taylor expansion of (- 1.0 (* 5.0 (/ 1 (pow v 2)))) in v
3.204 * [taylor]: Taking taylor expansion of 1.0 in v
3.204 * [taylor]: Taking taylor expansion of (* 5.0 (/ 1 (pow v 2))) in v
3.204 * [taylor]: Taking taylor expansion of 5.0 in v
3.204 * [taylor]: Taking taylor expansion of (/ 1 (pow v 2)) in v
3.204 * [taylor]: Taking taylor expansion of (pow v 2) in v
3.204 * [taylor]: Taking taylor expansion of v in v
3.233 * * * [progress]: simplifying candidates
3.234 * [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)))))))
3.238 * * [simplify]: iteration  0 :  116  enodes  (cost  1023 )
3.260 * * [simplify]: iteration  1 :  263  enodes  (cost  817 )
3.317 * * [simplify]: iteration  2 :  836  enodes  (cost  747 )
3.585 * * [simplify]: iteration  3 :  4100  enodes  (cost  747 )
5.058 * * [simplify]: iteration  done :  5001  enodes  (cost  747 )
5.059 * [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)))
  (* (pow v 2) 5.0)
  (* (pow v 2) 5.0)
  (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))
  (* (pow v 2) 5.0)
  (expm1 (* 5.0 (* v v)))
  (log1p (* 5.0 (* v v)))
  (* (pow v 2) 5.0)
  (* (pow v 2) 5.0)
  (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))
  (* (pow v 2) 5.0)
  (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 (pow v 2)) (fma (pow v 2) 5.0 1.0) (* 1.0 1.0)))
  (sqrt (fma 1.0 1.0 (* (- 5.0) (* (pow v 4) 5.0))))
  (sqrt (fma (pow v 2) 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)))
  (* (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) 5.0)
  (- (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))))))
5.060 * * * [progress]: adding candidates to table
5.289 * * [progress]: iteration 3 / 4
5.289 * * * [progress]: picking best candidate
5.293 * * * * [pick]: Picked  #<alt (λ (v) (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))>
5.293 * * * [progress]: localizing error
5.301 * * * [progress]: generating rewritten candidates
5.301 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
5.302 * * * [progress]: generating series expansions
5.302 * * * * [progress]: [ 1 / 1 ] generating series at (2)
5.302 * [approximate]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in (v) around 0
5.303 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in v
5.303 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in v
5.304 * [approximate]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in (v) around 0
5.304 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in v
5.305 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in v
5.307 * [approximate]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in (v) around 0
5.307 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in v
5.307 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in v
5.309 * * * [progress]: simplifying candidates
5.309 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (/ PI 2)
  (asin (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (log (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (exp (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (* (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (* (* (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
5.310 * * [simplify]: iteration  0 :  22  enodes  (cost  191 )
5.313 * * [simplify]: iteration  1 :  30  enodes  (cost  191 )
5.318 * * [simplify]: iteration  2 :  56  enodes  (cost  169 )
5.333 * * [simplify]: iteration  3 :  147  enodes  (cost  169 )
5.398 * * [simplify]: iteration  4 :  380  enodes  (cost  169 )
5.644 * * [simplify]: iteration  5 :  1380  enodes  (cost  169 )
6.835 * * [simplify]: iteration  done :  5000  enodes  (cost  169 )
6.835 * [simplify]: Simplified to:
   (expm1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (/ PI 2)
  (asin (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (log (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (exp (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (* (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (pow (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) 3)
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
6.835 * * * [progress]: adding candidates to table
6.868 * * [progress]: iteration 4 / 4
6.868 * * * [progress]: picking best candidate
6.873 * * * * [pick]: Picked  #<alt (λ (v) (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))>
6.873 * * * [progress]: localizing error
6.885 * * * [progress]: generating rewritten candidates
6.885 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 1)
6.885 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
6.885 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1)
6.886 * * * [progress]: generating series expansions
6.886 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 1)
6.887 * [approximate]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in (v) around 0
6.887 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in v
6.887 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in v
6.889 * [approximate]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in (v) around 0
6.889 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in v
6.889 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in v
6.891 * [approximate]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in (v) around 0
6.891 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in v
6.891 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in v
6.892 * * * * [progress]: [ 2 / 3 ] generating series at (2)
6.893 * [approximate]: Taking taylor expansion of (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) in (v) around 0
6.893 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) in v
6.893 * [taylor]: Rewrote expression to (- (exp (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) 1)
6.893 * [taylor]: Taking taylor expansion of (exp (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) in v
6.893 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) in v
6.893 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
6.893 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) in v
6.893 * [taylor]: Taking taylor expansion of 1 in v
6.893 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in v
6.895 * [taylor]: Taking taylor expansion of 1 in v
6.895 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) in v
6.895 * [taylor]: Rewrote expression to (- (exp (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) 1)
6.895 * [taylor]: Taking taylor expansion of (exp (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) in v
6.895 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) in v
6.895 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
6.895 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) in v
6.895 * [taylor]: Taking taylor expansion of 1 in v
6.895 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in v
6.896 * [taylor]: Taking taylor expansion of 1 in v
6.943 * [approximate]: Taking taylor expansion of (expm1 (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))))) in (v) around 0
6.943 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))))) in v
6.943 * [taylor]: Rewrote expression to (- (exp (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))))) 1)
6.943 * [taylor]: Taking taylor expansion of (exp (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))))) in v
6.943 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))) in v
6.943 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))))
6.943 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))) in v
6.943 * [taylor]: Taking taylor expansion of 1 in v
6.943 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in v
6.945 * [taylor]: Taking taylor expansion of 1 in v
6.945 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))))) in v
6.945 * [taylor]: Rewrote expression to (- (exp (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))))) 1)
6.945 * [taylor]: Taking taylor expansion of (exp (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))))) in v
6.945 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))) in v
6.945 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))))
6.945 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))) in v
6.945 * [taylor]: Taking taylor expansion of 1 in v
6.945 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in v
6.947 * [taylor]: Taking taylor expansion of 1 in v
6.992 * [approximate]: Taking taylor expansion of (expm1 (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))))) in (v) around 0
6.992 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))))) in v
6.992 * [taylor]: Rewrote expression to (- (exp (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))))) 1)
6.992 * [taylor]: Taking taylor expansion of (exp (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))))) in v
6.992 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))) in v
6.992 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))))
6.992 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))) in v
6.992 * [taylor]: Taking taylor expansion of 1 in v
6.992 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in v
6.994 * [taylor]: Taking taylor expansion of 1 in v
6.994 * [taylor]: Taking taylor expansion of (expm1 (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))))) in v
6.994 * [taylor]: Rewrote expression to (- (exp (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))))) 1)
6.994 * [taylor]: Taking taylor expansion of (exp (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))))) in v
6.994 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))) in v
6.994 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))))
6.994 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))) in v
6.994 * [taylor]: Taking taylor expansion of 1 in v
6.994 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in v
6.996 * [taylor]: Taking taylor expansion of 1 in v
7.046 * * * * [progress]: [ 3 / 3 ] generating series at (2 1)
7.046 * [approximate]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) in (v) around 0
7.046 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) in v
7.046 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
7.046 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) in v
7.046 * [taylor]: Taking taylor expansion of 1 in v
7.046 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in v
7.047 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) in v
7.047 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
7.047 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) in v
7.047 * [taylor]: Taking taylor expansion of 1 in v
7.047 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) in v
7.079 * [approximate]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))) in (v) around 0
7.079 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))) in v
7.079 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))))
7.079 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))) in v
7.079 * [taylor]: Taking taylor expansion of 1 in v
7.079 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in v
7.080 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))) in v
7.080 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))))
7.080 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0)))) in v
7.080 * [taylor]: Taking taylor expansion of 1 in v
7.080 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ 1 v) (/ 1 v) (pow (/ 1 v) 4)) (- 1.0))) in v
7.118 * [approximate]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))) in (v) around 0
7.118 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))) in v
7.118 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))))
7.118 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))) in v
7.118 * [taylor]: Taking taylor expansion of 1 in v
7.118 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in v
7.119 * [taylor]: Taking taylor expansion of (log1p (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))) in v
7.120 * [taylor]: Rewrote expression to (log (+ 1 (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))))
7.120 * [taylor]: Taking taylor expansion of (+ 1 (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0)))) in v
7.120 * [taylor]: Taking taylor expansion of 1 in v
7.120 * [taylor]: Taking taylor expansion of (acos (fma 4.0 (fma (/ -1 v) (/ -1 v) (pow (/ -1 v) 4)) (- 1.0))) in v
7.152 * * * [progress]: simplifying candidates
7.152 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (/ PI 2)
  (asin (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (log (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (exp (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (* (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (* (* (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (exp (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (expm1 (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (log1p (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (log (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (exp (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (* (cbrt (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))) (cbrt (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))))
  (cbrt (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (* (* (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))) (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (sqrt (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (sqrt (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (+ 1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (expm1 (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (log1p (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (log (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (exp (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (* (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (* (* (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (log (+ (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) 1))
  (log (+ (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) 1))
  (log (+ (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) 1))
7.154 * * [simplify]: iteration  0 :  44  enodes  (cost  616 )
7.160 * * [simplify]: iteration  1 :  56  enodes  (cost  590 )
7.168 * * [simplify]: iteration  2 :  89  enodes  (cost  516 )
7.189 * * [simplify]: iteration  3 :  182  enodes  (cost  516 )
7.248 * * [simplify]: iteration  4 :  462  enodes  (cost  516 )
7.529 * * [simplify]: iteration  5 :  1512  enodes  (cost  516 )
8.754 * * [simplify]: iteration  done :  5000  enodes  (cost  516 )
8.755 * [simplify]: Simplified to:
   (expm1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (/ PI 2)
  (asin (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (log (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (exp (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (* (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (pow (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) 3)
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (exp (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (expm1 (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (log (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (exp (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (* (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (cbrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (pow (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))) 3)
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (sqrt (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (exp (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (log1p (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (log (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (exp (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (* (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))
  (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (pow (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))) 3)
  (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))
  (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
  (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))
8.755 * * * [progress]: adding candidates to table
8.859 * [progress]: [Phase 3 of 3] Extracting.
8.859 * * [regime]: Finding splitpoints for: (#<alt (λ (v) (expm1 (* (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (* (* (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (expm1 (log1p (log1p (acos (fma 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 (* 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))))))>)
8.860 * * * [regime-changes]: Trying 4 branch expressions: ((* v v) (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)) (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))) v)
8.860 * * * * [regimes]: Trying to branch on (* v v) from (#<alt (λ (v) (expm1 (* (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (* (* (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (expm1 (log1p (log1p (acos (fma 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 (* 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))))))>)
8.882 * * * * [regimes]: Trying to branch on (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0)) from (#<alt (λ (v) (expm1 (* (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (* (* (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (expm1 (log1p (log1p (acos (fma 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 (* 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))))))>)
8.902 * * * * [regimes]: Trying to branch on (acos (/ (- 1.0 (* 5.0 (* v v))) (- (* v v) 1.0))) from (#<alt (λ (v) (expm1 (* (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (* (* (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (expm1 (log1p (log1p (acos (fma 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 (* 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))))))>)
8.925 * * * * [regimes]: Trying to branch on v from (#<alt (λ (v) (expm1 (* (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (sqrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (* (* (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0)))))) (cbrt (log1p (acos (fma 4.0 (fma v v (pow v 4)) (- 1.0))))))))> #<alt (λ (v) (expm1 (expm1 (log1p (log1p (acos (fma 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 (* 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))))))>)
8.947 * * * [regime]: Found split indices: #<option (#s(si 3 255))>
8.947 * [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))))
8.947 * * [simplify]: iteration  0 :  11  enodes  (cost  24 )
8.948 * * [simplify]: iteration  1 :  13  enodes  (cost  24 )
8.948 * * [simplify]: iteration  done :  13  enodes  (cost  24 )
8.948 * [simplify]: Simplified to:
   (acos (* (sqrt (- 1.0 (* 5.0 (* v v)))) (/ (sqrt (- 1.0 (* 5.0 (* v v)))) (- (* v v) 1.0))))
11.648 * [regime-testing]: Baseline error score: 0.5774905486246754
11.648 * [regime-testing]: Oracle error score: 0.5023050036128868
11.649 * [regime-testing]: End program error score: 0.5774905486246754