27.782 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.019 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying:
  (/ a (- (acos a)))
0.022 * * [simplify]: iteration 0: 4 enodes
0.023 * * [simplify]: iteration complete: 4 enodes
0.023 * * [simplify]: Extracting #0: cost 1 inf + 0
0.023 * * [simplify]: Extracting #1: cost 3 inf + 0
0.023 * * [simplify]: Extracting #2: cost 3 inf + 1
0.023 * * [simplify]: Extracting #3: cost 0 inf + 11
0.023 * [simplify]: Simplified to:
  (/ a (- (acos a)))
0.023 * * [progress]: iteration 1 / 4
0.023 * * * [progress]: picking best candidate
0.026 * * * * [pick]: Picked  #<alt (λ (a) (/ a (- (acos a))))>
0.026 * * * [progress]: localizing error
0.033 * * * [progress]: generating rewritten candidates
0.033 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.048 * * * [progress]: generating series expansions
0.049 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.049 * [backup-simplify]: Simplify (/ a (- (acos a))) into (* -1 (/ a (acos a)))
0.049 * [approximate]: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0
0.049 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
0.049 * [taylor]: Taking taylor expansion of -1 in a
0.049 * [backup-simplify]: Simplify -1 into -1
0.049 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
0.049 * [taylor]: Taking taylor expansion of a in a
0.049 * [backup-simplify]: Simplify 0 into 0
0.049 * [backup-simplify]: Simplify 1 into 1
0.049 * [taylor]: Taking taylor expansion of (acos a) in a
0.049 * [backup-simplify]: Simplify (acos a) into (acos a)
0.050 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
0.050 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
0.050 * [taylor]: Taking taylor expansion of -1 in a
0.050 * [backup-simplify]: Simplify -1 into -1
0.050 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
0.050 * [taylor]: Taking taylor expansion of a in a
0.050 * [backup-simplify]: Simplify 0 into 0
0.050 * [backup-simplify]: Simplify 1 into 1
0.050 * [taylor]: Taking taylor expansion of (acos a) in a
0.050 * [backup-simplify]: Simplify (acos a) into (acos a)
0.050 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
0.050 * [backup-simplify]: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a))
0.050 * [backup-simplify]: Simplify (/ -1 (acos a)) into (/ -1 (acos a))
0.051 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
0.051 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0
0.052 * [backup-simplify]: Simplify 0 into 0
0.052 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
0.053 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0
0.053 * [backup-simplify]: Simplify 0 into 0
0.054 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
0.065 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
0.069 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
0.073 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0
0.073 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
0.076 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0
0.077 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a)))
0.077 * [backup-simplify]: Simplify (/ (/ 1 a) (- (acos (/ 1 a)))) into (/ -1 (* a (acos (/ 1 a))))
0.077 * [approximate]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0
0.077 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
0.077 * [taylor]: Taking taylor expansion of -1 in a
0.077 * [backup-simplify]: Simplify -1 into -1
0.077 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
0.077 * [taylor]: Taking taylor expansion of a in a
0.077 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify 1 into 1
0.077 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
0.078 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
0.078 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
0.079 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
0.079 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
0.079 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
0.079 * [taylor]: Taking taylor expansion of -1 in a
0.079 * [backup-simplify]: Simplify -1 into -1
0.079 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
0.079 * [taylor]: Taking taylor expansion of a in a
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify 1 into 1
0.080 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
0.080 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
0.080 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
0.081 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
0.081 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
0.081 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
0.082 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
0.083 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
0.083 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
0.085 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
0.086 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
0.089 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
0.089 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
0.092 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
0.092 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
0.096 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
0.096 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
0.100 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
0.100 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a)))
0.101 * [backup-simplify]: Simplify (/ (/ 1 (- a)) (- (acos (/ 1 (- a))))) into (/ 1 (* a (acos (/ -1 a))))
0.101 * [approximate]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0
0.101 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
0.101 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
0.101 * [taylor]: Taking taylor expansion of a in a
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 1 into 1
0.101 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
0.101 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
0.101 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
0.101 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
0.101 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
0.101 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
0.101 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
0.101 * [taylor]: Taking taylor expansion of a in a
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify 1 into 1
0.101 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
0.101 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
0.102 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
0.102 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
0.102 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
0.102 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
0.103 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
0.103 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
0.103 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
0.104 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
0.104 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0
0.105 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
0.106 * [backup-simplify]: Simplify 0 into 0
0.107 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
0.107 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
0.107 * [backup-simplify]: Simplify 0 into 0
0.109 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
0.109 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
0.109 * [backup-simplify]: Simplify 0 into 0
0.111 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
0.112 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
0.112 * [backup-simplify]: Simplify 0 into 0
0.112 * [backup-simplify]: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a)))
0.112 * * * [progress]: simplifying candidates
0.113 * [simplify]: Simplifying:
  (expm1 (/ a (- (acos a))))
  (log1p (/ a (- (acos a))))
  (- (log a) (log (- (acos a))))
  (log (/ a (- (acos a))))
  (exp (/ a (- (acos a))))
  (/ (* (* a a) a) (* (* (- (acos a)) (- (acos a))) (- (acos a))))
  (* (cbrt (/ a (- (acos a)))) (cbrt (/ a (- (acos a)))))
  (cbrt (/ a (- (acos a))))
  (* (* (/ a (- (acos a))) (/ a (- (acos a)))) (/ a (- (acos a))))
  (sqrt (/ a (- (acos a))))
  (sqrt (/ a (- (acos a))))
  (- a)
  (- (- (acos a)))
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ (cbrt a) (cbrt (- (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (/ (cbrt a) (sqrt (- (acos a))))
  (/ (* (cbrt a) (cbrt a)) 1)
  (/ (cbrt a) (- (acos a)))
  (/ (* (cbrt a) (cbrt a)) -1)
  (/ (cbrt a) (acos a))
  (/ (* (cbrt a) (cbrt a)) (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (cbrt a) (cbrt (acos a)))
  (/ (* (cbrt a) (cbrt a)) (- (sqrt (acos a))))
  (/ (cbrt a) (sqrt (acos a)))
  (/ (* (cbrt a) (cbrt a)) (- 1))
  (/ (cbrt a) (acos a))
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (cbrt a) (- (cbrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (cbrt a) (- (sqrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) 1)
  (/ (cbrt a) (- (acos a)))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ (sqrt a) (cbrt (- (acos a))))
  (/ (sqrt a) (sqrt (- (acos a))))
  (/ (sqrt a) (sqrt (- (acos a))))
  (/ (sqrt a) 1)
  (/ (sqrt a) (- (acos a)))
  (/ (sqrt a) -1)
  (/ (sqrt a) (acos a))
  (/ (sqrt a) (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (sqrt a) (cbrt (acos a)))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ (sqrt a) (sqrt (acos a)))
  (/ (sqrt a) (- 1))
  (/ (sqrt a) (acos a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (sqrt a) (- (cbrt (acos a))))
  (/ (sqrt a) (sqrt (acos a)))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ (sqrt a) 1)
  (/ (sqrt a) (- (acos a)))
  (/ 1 (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ a (cbrt (- (acos a))))
  (/ 1 (sqrt (- (acos a))))
  (/ a (sqrt (- (acos a))))
  (/ 1 1)
  (/ a (- (acos a)))
  (/ 1 -1)
  (/ a (acos a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ a (cbrt (acos a)))
  (/ 1 (- (sqrt (acos a))))
  (/ a (sqrt (acos a)))
  (/ 1 (- 1))
  (/ a (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ a (- (cbrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ a (- (sqrt (acos a))))
  (/ 1 1)
  (/ a (- (acos a)))
  (/ 1 (- (acos a)))
  (/ (- (acos a)) a)
  (/ a (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ a (sqrt (- (acos a))))
  (/ a 1)
  (/ a -1)
  (/ a (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ a (- (sqrt (acos a))))
  (/ a (- 1))
  (/ a (* (cbrt (acos a)) (cbrt (acos a))))
  (/ a (sqrt (acos a)))
  (/ a 1)
  (/ (- (acos a)) (cbrt a))
  (/ (- (acos a)) (sqrt a))
  (/ (- (acos a)) a)
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
0.114 * * [simplify]: iteration 0: 96 enodes
0.132 * * [simplify]: iteration 1: 173 enodes
0.164 * * [simplify]: iteration 2: 466 enodes
0.691 * * [simplify]: iteration 3: 2093 enodes
1.475 * * [simplify]: iteration complete: 5000 enodes
1.476 * * [simplify]: Extracting #0: cost 65 inf + 0
1.477 * * [simplify]: Extracting #1: cost 663 inf + 5
1.482 * * [simplify]: Extracting #2: cost 1308 inf + 415
1.490 * * [simplify]: Extracting #3: cost 640 inf + 6918
1.497 * * [simplify]: Extracting #4: cost 41 inf + 11192
1.504 * * [simplify]: Extracting #5: cost 4 inf + 11512
1.516 * * [simplify]: Extracting #6: cost 0 inf + 11536
1.528 * [simplify]: Simplified to:
  (expm1 (/ a (- (acos a))))
  (log1p (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (exp (/ a (- (acos a))))
  (pow (/ a (- (acos a))) 3)
  (* (cbrt (/ a (- (acos a)))) (cbrt (/ a (- (acos a)))))
  (cbrt (/ a (- (acos a))))
  (pow (/ a (- (acos a))) 3)
  (sqrt (/ a (- (acos a))))
  (sqrt (/ a (- (acos a))))
  (- a)
  (acos a)
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (/ (cbrt a) (cbrt (- (acos a))))
  (/ (cbrt a) (/ (sqrt (- (acos a))) (cbrt a)))
  (/ (cbrt a) (sqrt (- (acos a))))
  (* (cbrt a) (cbrt a))
  (/ (cbrt a) (- (acos a)))
  (/ (* (cbrt a) (cbrt a)) -1)
  (/ (cbrt a) (acos a))
  (/ (cbrt a) (/ (* (- (cbrt (acos a))) (cbrt (acos a))) (cbrt a)))
  (/ (cbrt a) (cbrt (acos a)))
  (/ (* (cbrt a) (cbrt a)) (- (sqrt (acos a))))
  (/ (cbrt a) (sqrt (acos a)))
  (/ (* (cbrt a) (cbrt a)) -1)
  (/ (cbrt a) (acos a))
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (cbrt a) (- (cbrt (acos a))))
  (* (/ (cbrt a) (sqrt (acos a))) (cbrt a))
  (/ (cbrt a) (- (sqrt (acos a))))
  (* (cbrt a) (cbrt a))
  (/ (cbrt a) (- (acos a)))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ (sqrt a) (cbrt (- (acos a))))
  (/ (sqrt a) (sqrt (- (acos a))))
  (/ (sqrt a) (sqrt (- (acos a))))
  (sqrt a)
  (/ (sqrt a) (- (acos a)))
  (/ (sqrt a) -1)
  (/ (sqrt a) (acos a))
  (/ (/ (sqrt a) (cbrt (acos a))) (- (cbrt (acos a))))
  (/ (sqrt a) (cbrt (acos a)))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ (sqrt a) (sqrt (acos a)))
  (/ (sqrt a) -1)
  (/ (sqrt a) (acos a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (sqrt a) (- (cbrt (acos a))))
  (/ (sqrt a) (sqrt (acos a)))
  (/ (sqrt a) (- (sqrt (acos a))))
  (sqrt a)
  (/ (sqrt a) (- (acos a)))
  (/ 1 (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ a (cbrt (- (acos a))))
  (/ 1 (sqrt (- (acos a))))
  (/ a (sqrt (- (acos a))))
  1
  (/ a (- (acos a)))
  -1
  (/ a (acos a))
  (/ (/ 1 (cbrt (acos a))) (- (cbrt (acos a))))
  (/ a (cbrt (acos a)))
  (/ 1 (- (sqrt (acos a))))
  (/ a (sqrt (acos a)))
  -1
  (/ a (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ a (- (cbrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ a (- (sqrt (acos a))))
  1
  (/ a (- (acos a)))
  (/ 1 (- (acos a)))
  (- (/ (acos a) a))
  (/ a (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ a (sqrt (- (acos a))))
  a
  (/ a -1)
  (/ (/ a (cbrt (acos a))) (- (cbrt (acos a))))
  (/ a (- (sqrt (acos a))))
  (/ a -1)
  (/ a (* (cbrt (acos a)) (cbrt (acos a))))
  (/ a (sqrt (acos a)))
  a
  (/ (- (acos a)) (cbrt a))
  (- (/ (acos a) (sqrt a)))
  (- (/ (acos a) a))
  (- (/ a (acos a)))
  (- (/ a (acos a)))
  (- (/ a (acos a)))
1.529 * * * [progress]: adding candidates to table
1.759 * * [progress]: iteration 2 / 4
1.759 * * * [progress]: picking best candidate
1.783 * * * * [pick]: Picked  #<alt (λ (a) (/ 1 (- (/ (acos a) a))))>
1.783 * * * [progress]: localizing error
1.793 * * * [progress]: generating rewritten candidates
1.793 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2 1)
1.803 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
1.844 * * * [progress]: generating series expansions
1.845 * * * * [progress]: [ 1 / 2 ] generating series at (2 2 1)
1.845 * [backup-simplify]: Simplify (/ (acos a) a) into (/ (acos a) a)
1.845 * [approximate]: Taking taylor expansion of (/ (acos a) a) in (a) around 0
1.845 * [taylor]: Taking taylor expansion of (/ (acos a) a) in a
1.845 * [taylor]: Taking taylor expansion of (acos a) in a
1.845 * [backup-simplify]: Simplify (acos a) into (acos a)
1.845 * [taylor]: Taking taylor expansion of a in a
1.845 * [backup-simplify]: Simplify 0 into 0
1.845 * [backup-simplify]: Simplify 1 into 1
1.845 * [backup-simplify]: Simplify (/ (acos a) 1) into (acos a)
1.845 * [taylor]: Taking taylor expansion of (/ (acos a) a) in a
1.845 * [taylor]: Taking taylor expansion of (acos a) in a
1.846 * [backup-simplify]: Simplify (acos a) into (acos a)
1.846 * [taylor]: Taking taylor expansion of a in a
1.846 * [backup-simplify]: Simplify 0 into 0
1.846 * [backup-simplify]: Simplify 1 into 1
1.846 * [backup-simplify]: Simplify (/ (acos a) 1) into (acos a)
1.846 * [backup-simplify]: Simplify (acos a) into (acos a)
1.848 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)))) into 0
1.848 * [backup-simplify]: Simplify 0 into 0
1.850 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.850 * [backup-simplify]: Simplify 0 into 0
1.853 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.853 * [backup-simplify]: Simplify 0 into 0
1.856 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.856 * [backup-simplify]: Simplify 0 into 0
1.858 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.858 * [backup-simplify]: Simplify 0 into 0
1.861 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.861 * [backup-simplify]: Simplify 0 into 0
1.861 * [backup-simplify]: Simplify (* (acos a) (/ 1 a)) into (/ (acos a) a)
1.861 * [backup-simplify]: Simplify (/ (acos (/ 1 a)) (/ 1 a)) into (* a (acos (/ 1 a)))
1.861 * [approximate]: Taking taylor expansion of (* a (acos (/ 1 a))) in (a) around 0
1.861 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
1.861 * [taylor]: Taking taylor expansion of a in a
1.861 * [backup-simplify]: Simplify 0 into 0
1.861 * [backup-simplify]: Simplify 1 into 1
1.861 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
1.862 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
1.862 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
1.862 * [taylor]: Taking taylor expansion of a in a
1.862 * [backup-simplify]: Simplify 0 into 0
1.862 * [backup-simplify]: Simplify 1 into 1
1.862 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
1.862 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
1.862 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
1.862 * [backup-simplify]: Simplify 0 into 0
1.862 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
1.863 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
1.863 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
1.863 * [backup-simplify]: Simplify 0 into 0
1.864 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
1.864 * [backup-simplify]: Simplify 0 into 0
1.866 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
1.866 * [backup-simplify]: Simplify 0 into 0
1.868 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
1.868 * [backup-simplify]: Simplify 0 into 0
1.869 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
1.870 * [backup-simplify]: Simplify 0 into 0
1.872 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
1.872 * [backup-simplify]: Simplify 0 into 0
1.872 * [backup-simplify]: Simplify (* (acos (/ 1 (/ 1 a))) (/ 1 a)) into (/ (acos a) a)
1.872 * [backup-simplify]: Simplify (/ (acos (/ 1 (- a))) (/ 1 (- a))) into (* -1 (* a (acos (/ -1 a))))
1.872 * [approximate]: Taking taylor expansion of (* -1 (* a (acos (/ -1 a)))) in (a) around 0
1.872 * [taylor]: Taking taylor expansion of (* -1 (* a (acos (/ -1 a)))) in a
1.872 * [taylor]: Taking taylor expansion of -1 in a
1.872 * [backup-simplify]: Simplify -1 into -1
1.872 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
1.872 * [taylor]: Taking taylor expansion of a in a
1.872 * [backup-simplify]: Simplify 0 into 0
1.872 * [backup-simplify]: Simplify 1 into 1
1.872 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
1.872 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
1.873 * [taylor]: Taking taylor expansion of (* -1 (* a (acos (/ -1 a)))) in a
1.873 * [taylor]: Taking taylor expansion of -1 in a
1.873 * [backup-simplify]: Simplify -1 into -1
1.873 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
1.873 * [taylor]: Taking taylor expansion of a in a
1.873 * [backup-simplify]: Simplify 0 into 0
1.873 * [backup-simplify]: Simplify 1 into 1
1.873 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
1.873 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
1.873 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
1.873 * [backup-simplify]: Simplify (* -1 0) into 0
1.873 * [backup-simplify]: Simplify 0 into 0
1.874 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
1.874 * [backup-simplify]: Simplify (+ (* -1 (acos (/ -1 a))) (* 0 0)) into (- (acos (/ -1 a)))
1.874 * [backup-simplify]: Simplify (- (acos (/ -1 a))) into (- (acos (/ -1 a)))
1.875 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
1.876 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (acos (/ -1 a))) (* 0 0))) into 0
1.876 * [backup-simplify]: Simplify 0 into 0
1.877 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
1.878 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (acos (/ -1 a))) (* 0 0)))) into 0
1.878 * [backup-simplify]: Simplify 0 into 0
1.879 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0
1.880 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ -1 a))) (* 0 0))))) into 0
1.880 * [backup-simplify]: Simplify 0 into 0
1.883 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
1.885 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ -1 a))) (* 0 0)))))) into 0
1.886 * [backup-simplify]: Simplify 0 into 0
1.888 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
1.891 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ -1 a))) (* 0 0))))))) into 0
1.891 * [backup-simplify]: Simplify 0 into 0
1.896 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
1.899 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ -1 a))) (* 0 0)))))))) into 0
1.899 * [backup-simplify]: Simplify 0 into 0
1.900 * [backup-simplify]: Simplify (* (- (acos (/ -1 (/ 1 (- a))))) (/ 1 (- a))) into (/ (acos a) a)
1.900 * * * * [progress]: [ 2 / 2 ] generating series at (2)
1.900 * [backup-simplify]: Simplify (/ 1 (- (/ (acos a) a))) into (* -1 (/ a (acos a)))
1.900 * [approximate]: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0
1.900 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
1.900 * [taylor]: Taking taylor expansion of -1 in a
1.900 * [backup-simplify]: Simplify -1 into -1
1.900 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
1.900 * [taylor]: Taking taylor expansion of a in a
1.900 * [backup-simplify]: Simplify 0 into 0
1.900 * [backup-simplify]: Simplify 1 into 1
1.900 * [taylor]: Taking taylor expansion of (acos a) in a
1.900 * [backup-simplify]: Simplify (acos a) into (acos a)
1.901 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
1.901 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
1.901 * [taylor]: Taking taylor expansion of -1 in a
1.901 * [backup-simplify]: Simplify -1 into -1
1.901 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
1.901 * [taylor]: Taking taylor expansion of a in a
1.901 * [backup-simplify]: Simplify 0 into 0
1.901 * [backup-simplify]: Simplify 1 into 1
1.901 * [taylor]: Taking taylor expansion of (acos a) in a
1.901 * [backup-simplify]: Simplify (acos a) into (acos a)
1.901 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
1.901 * [backup-simplify]: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a))
1.901 * [backup-simplify]: Simplify (/ -1 (acos a)) into (/ -1 (acos a))
1.901 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
1.902 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0
1.902 * [backup-simplify]: Simplify 0 into 0
1.902 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
1.903 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0
1.903 * [backup-simplify]: Simplify 0 into 0
1.903 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
1.904 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0
1.904 * [backup-simplify]: Simplify 0 into 0
1.905 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
1.906 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0
1.906 * [backup-simplify]: Simplify 0 into 0
1.906 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
1.908 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0
1.908 * [backup-simplify]: Simplify 0 into 0
1.908 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
1.910 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0
1.910 * [backup-simplify]: Simplify 0 into 0
1.910 * [backup-simplify]: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a)))
1.911 * [backup-simplify]: Simplify (/ 1 (- (/ (acos (/ 1 a)) (/ 1 a)))) into (/ -1 (* a (acos (/ 1 a))))
1.911 * [approximate]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0
1.911 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
1.911 * [taylor]: Taking taylor expansion of -1 in a
1.911 * [backup-simplify]: Simplify -1 into -1
1.911 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
1.911 * [taylor]: Taking taylor expansion of a in a
1.911 * [backup-simplify]: Simplify 0 into 0
1.911 * [backup-simplify]: Simplify 1 into 1
1.911 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
1.911 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
1.911 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
1.911 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
1.911 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
1.911 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
1.912 * [taylor]: Taking taylor expansion of -1 in a
1.912 * [backup-simplify]: Simplify -1 into -1
1.912 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
1.912 * [taylor]: Taking taylor expansion of a in a
1.912 * [backup-simplify]: Simplify 0 into 0
1.912 * [backup-simplify]: Simplify 1 into 1
1.912 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
1.912 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
1.912 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
1.912 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
1.912 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
1.912 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
1.913 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
1.913 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
1.913 * [backup-simplify]: Simplify 0 into 0
1.914 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
1.915 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
1.915 * [backup-simplify]: Simplify 0 into 0
1.916 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
1.916 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
1.916 * [backup-simplify]: Simplify 0 into 0
1.918 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
1.918 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
1.918 * [backup-simplify]: Simplify 0 into 0
1.920 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
1.921 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
1.921 * [backup-simplify]: Simplify 0 into 0
1.923 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
1.923 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
1.923 * [backup-simplify]: Simplify 0 into 0
1.924 * [backup-simplify]: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a)))
1.924 * [backup-simplify]: Simplify (/ 1 (- (/ (acos (/ 1 (- a))) (/ 1 (- a))))) into (/ 1 (* a (acos (/ -1 a))))
1.924 * [approximate]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0
1.924 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
1.924 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
1.924 * [taylor]: Taking taylor expansion of a in a
1.924 * [backup-simplify]: Simplify 0 into 0
1.924 * [backup-simplify]: Simplify 1 into 1
1.924 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
1.924 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
1.924 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
1.925 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
1.925 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
1.925 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
1.925 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
1.925 * [taylor]: Taking taylor expansion of a in a
1.925 * [backup-simplify]: Simplify 0 into 0
1.925 * [backup-simplify]: Simplify 1 into 1
1.925 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
1.925 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
1.925 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
1.925 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
1.925 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
1.925 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
1.926 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
1.926 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
1.926 * [backup-simplify]: Simplify 0 into 0
1.927 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
1.928 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
1.928 * [backup-simplify]: Simplify 0 into 0
1.929 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0
1.929 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
1.929 * [backup-simplify]: Simplify 0 into 0
1.931 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
1.931 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
1.931 * [backup-simplify]: Simplify 0 into 0
1.933 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
1.933 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
1.933 * [backup-simplify]: Simplify 0 into 0
1.935 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
1.936 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
1.936 * [backup-simplify]: Simplify 0 into 0
1.936 * [backup-simplify]: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a)))
1.936 * * * [progress]: simplifying candidates
1.939 * [simplify]: Simplifying:
  (expm1 (/ (acos a) a))
  (log1p (/ (acos a) a))
  (- (log (acos a)) (log a))
  (log (/ (acos a) a))
  (exp (/ (acos a) a))
  (/ (* (* (acos a) (acos a)) (acos a)) (* (* a a) a))
  (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a)))
  (cbrt (/ (acos a) a))
  (* (* (/ (acos a) a) (/ (acos a) a)) (/ (acos a) a))
  (sqrt (/ (acos a) a))
  (sqrt (/ (acos a) a))
  (- (acos a))
  (- a)
  (/ (/ PI 2) a)
  (/ (asin a) a)
  (/ (* (cbrt (acos a)) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (/ (cbrt (acos a)) (cbrt a))
  (/ (* (cbrt (acos a)) (cbrt (acos a))) (sqrt a))
  (/ (cbrt (acos a)) (sqrt a))
  (/ (* (cbrt (acos a)) (cbrt (acos a))) 1)
  (/ (cbrt (acos a)) a)
  (/ (sqrt (acos a)) (* (cbrt a) (cbrt a)))
  (/ (sqrt (acos a)) (cbrt a))
  (/ (sqrt (acos a)) (sqrt a))
  (/ (sqrt (acos a)) (sqrt a))
  (/ (sqrt (acos a)) 1)
  (/ (sqrt (acos a)) a)
  (/ 1 (* (cbrt a) (cbrt a)))
  (/ (acos a) (cbrt a))
  (/ 1 (sqrt a))
  (/ (acos a) (sqrt a))
  (/ 1 1)
  (/ (acos a) a)
  (/ 1 a)
  (/ a (acos a))
  (/ (acos a) (* (cbrt a) (cbrt a)))
  (/ (acos a) (sqrt a))
  (/ (acos a) 1)
  (/ a (cbrt (acos a)))
  (/ a (sqrt (acos a)))
  (/ a (acos a))
  (expm1 (/ 1 (- (/ (acos a) a))))
  (log1p (/ 1 (- (/ (acos a) a))))
  (- 1)
  (- (log (- (/ (acos a) a))))
  (- 0 (log (- (/ (acos a) a))))
  (- (log 1) (log (- (/ (acos a) a))))
  (log (/ 1 (- (/ (acos a) a))))
  (exp (/ 1 (- (/ (acos a) a))))
  (/ (* (* 1 1) 1) (* (* (- (/ (acos a) a)) (- (/ (acos a) a))) (- (/ (acos a) a))))
  (* (cbrt (/ 1 (- (/ (acos a) a)))) (cbrt (/ 1 (- (/ (acos a) a)))))
  (cbrt (/ 1 (- (/ (acos a) a))))
  (* (* (/ 1 (- (/ (acos a) a))) (/ 1 (- (/ (acos a) a)))) (/ 1 (- (/ (acos a) a))))
  (sqrt (/ 1 (- (/ (acos a) a))))
  (sqrt (/ 1 (- (/ (acos a) a))))
  (- 1)
  (- (- (/ (acos a) a)))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (- (/ (acos a) a))) (cbrt (- (/ (acos a) a)))))
  (/ (cbrt 1) (cbrt (- (/ (acos a) a))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (- (/ (acos a) a))))
  (/ (cbrt 1) (sqrt (- (/ (acos a) a))))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (- (/ (acos a) a)))
  (/ (* (cbrt 1) (cbrt 1)) -1)
  (/ (cbrt 1) (/ (acos a) a))
  (/ (* (cbrt 1) (cbrt 1)) (- (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a)))))
  (/ (cbrt 1) (cbrt (/ (acos a) a)))
  (/ (* (cbrt 1) (cbrt 1)) (- (sqrt (/ (acos a) a))))
  (/ (cbrt 1) (sqrt (/ (acos a) a)))
  (/ (* (cbrt 1) (cbrt 1)) (- (/ (* (cbrt (acos a)) (cbrt (acos a))) (* (cbrt a) (cbrt a)))))
  (/ (cbrt 1) (/ (cbrt (acos a)) (cbrt a)))
  (/ (* (cbrt 1) (cbrt 1)) (- (/ (* (cbrt (acos a)) (cbrt (acos a))) (sqrt a))))
  (/ (cbrt 1) (/ (cbrt (acos a)) (sqrt a)))
  (/ (* (cbrt 1) (cbrt 1)) (- (/ (* (cbrt (acos a)) (cbrt (acos a))) 1)))
  (/ (cbrt 1) (/ (cbrt (acos a)) a))
  (/ (* (cbrt 1) (cbrt 1)) (- (/ (sqrt (acos a)) (* (cbrt a) (cbrt a)))))
  (/ (cbrt 1) (/ (sqrt (acos a)) (cbrt a)))
  (/ (* (cbrt 1) (cbrt 1)) (- (/ (sqrt (acos a)) (sqrt a))))
  (/ (cbrt 1) (/ (sqrt (acos a)) (sqrt a)))
  (/ (* (cbrt 1) (cbrt 1)) (- (/ (sqrt (acos a)) 1)))
  (/ (cbrt 1) (/ (sqrt (acos a)) a))
  (/ (* (cbrt 1) (cbrt 1)) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (cbrt 1) (/ (acos a) (cbrt a)))
  (/ (* (cbrt 1) (cbrt 1)) (- (/ 1 (sqrt a))))
  (/ (cbrt 1) (/ (acos a) (sqrt a)))
  (/ (* (cbrt 1) (cbrt 1)) (- (/ 1 1)))
  (/ (cbrt 1) (/ (acos a) a))
  (/ (* (cbrt 1) (cbrt 1)) (- 1))
  (/ (cbrt 1) (/ (acos a) a))
  (/ (* (cbrt 1) (cbrt 1)) (- (acos a)))
  (/ (cbrt 1) (/ 1 a))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a))))
  (/ (cbrt 1) (- (cbrt (/ (acos a) a))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (/ (acos a) a)))
  (/ (cbrt 1) (- (sqrt (/ (acos a) a))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (acos a)) (cbrt (acos a))) (* (cbrt a) (cbrt a))))
  (/ (cbrt 1) (- (/ (cbrt (acos a)) (cbrt a))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (acos a)) (cbrt (acos a))) (sqrt a)))
  (/ (cbrt 1) (- (/ (cbrt (acos a)) (sqrt a))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (acos a)) (cbrt (acos a))) 1))
  (/ (cbrt 1) (- (/ (cbrt (acos a)) a)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (acos a)) (* (cbrt a) (cbrt a))))
  (/ (cbrt 1) (- (/ (sqrt (acos a)) (cbrt a))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (acos a)) (sqrt a)))
  (/ (cbrt 1) (- (/ (sqrt (acos a)) (sqrt a))))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (acos a)) 1))
  (/ (cbrt 1) (- (/ (sqrt (acos a)) a)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (cbrt 1) (- (/ (acos a) (cbrt a))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt a)))
  (/ (cbrt 1) (- (/ (acos a) (sqrt a))))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (- (/ (acos a) a)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (- (/ (acos a) a)))
  (/ (* (cbrt 1) (cbrt 1)) (acos a))
  (/ (cbrt 1) (- (/ 1 a)))
  (/ (sqrt 1) (* (cbrt (- (/ (acos a) a))) (cbrt (- (/ (acos a) a)))))
  (/ (sqrt 1) (cbrt (- (/ (acos a) a))))
  (/ (sqrt 1) (sqrt (- (/ (acos a) a))))
  (/ (sqrt 1) (sqrt (- (/ (acos a) a))))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (- (/ (acos a) a)))
  (/ (sqrt 1) -1)
  (/ (sqrt 1) (/ (acos a) a))
  (/ (sqrt 1) (- (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a)))))
  (/ (sqrt 1) (cbrt (/ (acos a) a)))
  (/ (sqrt 1) (- (sqrt (/ (acos a) a))))
  (/ (sqrt 1) (sqrt (/ (acos a) a)))
  (/ (sqrt 1) (- (/ (* (cbrt (acos a)) (cbrt (acos a))) (* (cbrt a) (cbrt a)))))
  (/ (sqrt 1) (/ (cbrt (acos a)) (cbrt a)))
  (/ (sqrt 1) (- (/ (* (cbrt (acos a)) (cbrt (acos a))) (sqrt a))))
  (/ (sqrt 1) (/ (cbrt (acos a)) (sqrt a)))
  (/ (sqrt 1) (- (/ (* (cbrt (acos a)) (cbrt (acos a))) 1)))
  (/ (sqrt 1) (/ (cbrt (acos a)) a))
  (/ (sqrt 1) (- (/ (sqrt (acos a)) (* (cbrt a) (cbrt a)))))
  (/ (sqrt 1) (/ (sqrt (acos a)) (cbrt a)))
  (/ (sqrt 1) (- (/ (sqrt (acos a)) (sqrt a))))
  (/ (sqrt 1) (/ (sqrt (acos a)) (sqrt a)))
  (/ (sqrt 1) (- (/ (sqrt (acos a)) 1)))
  (/ (sqrt 1) (/ (sqrt (acos a)) a))
  (/ (sqrt 1) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (sqrt 1) (/ (acos a) (cbrt a)))
  (/ (sqrt 1) (- (/ 1 (sqrt a))))
  (/ (sqrt 1) (/ (acos a) (sqrt a)))
  (/ (sqrt 1) (- (/ 1 1)))
  (/ (sqrt 1) (/ (acos a) a))
  (/ (sqrt 1) (- 1))
  (/ (sqrt 1) (/ (acos a) a))
  (/ (sqrt 1) (- (acos a)))
  (/ (sqrt 1) (/ 1 a))
  (/ (sqrt 1) (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a))))
  (/ (sqrt 1) (- (cbrt (/ (acos a) a))))
  (/ (sqrt 1) (sqrt (/ (acos a) a)))
  (/ (sqrt 1) (- (sqrt (/ (acos a) a))))
  (/ (sqrt 1) (/ (* (cbrt (acos a)) (cbrt (acos a))) (* (cbrt a) (cbrt a))))
  (/ (sqrt 1) (- (/ (cbrt (acos a)) (cbrt a))))
  (/ (sqrt 1) (/ (* (cbrt (acos a)) (cbrt (acos a))) (sqrt a)))
  (/ (sqrt 1) (- (/ (cbrt (acos a)) (sqrt a))))
  (/ (sqrt 1) (/ (* (cbrt (acos a)) (cbrt (acos a))) 1))
  (/ (sqrt 1) (- (/ (cbrt (acos a)) a)))
  (/ (sqrt 1) (/ (sqrt (acos a)) (* (cbrt a) (cbrt a))))
  (/ (sqrt 1) (- (/ (sqrt (acos a)) (cbrt a))))
  (/ (sqrt 1) (/ (sqrt (acos a)) (sqrt a)))
  (/ (sqrt 1) (- (/ (sqrt (acos a)) (sqrt a))))
  (/ (sqrt 1) (/ (sqrt (acos a)) 1))
  (/ (sqrt 1) (- (/ (sqrt (acos a)) a)))
  (/ (sqrt 1) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (sqrt 1) (- (/ (acos a) (cbrt a))))
  (/ (sqrt 1) (/ 1 (sqrt a)))
  (/ (sqrt 1) (- (/ (acos a) (sqrt a))))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (- (/ (acos a) a)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (- (/ (acos a) a)))
  (/ (sqrt 1) (acos a))
  (/ (sqrt 1) (- (/ 1 a)))
  (/ 1 (* (cbrt (- (/ (acos a) a))) (cbrt (- (/ (acos a) a)))))
  (/ 1 (cbrt (- (/ (acos a) a))))
  (/ 1 (sqrt (- (/ (acos a) a))))
  (/ 1 (sqrt (- (/ (acos a) a))))
  (/ 1 1)
  (/ 1 (- (/ (acos a) a)))
  (/ 1 -1)
  (/ 1 (/ (acos a) a))
  (/ 1 (- (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a)))))
  (/ 1 (cbrt (/ (acos a) a)))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ 1 (- (/ (* (cbrt (acos a)) (cbrt (acos a))) (* (cbrt a) (cbrt a)))))
  (/ 1 (/ (cbrt (acos a)) (cbrt a)))
  (/ 1 (- (/ (* (cbrt (acos a)) (cbrt (acos a))) (sqrt a))))
  (/ 1 (/ (cbrt (acos a)) (sqrt a)))
  (/ 1 (- (/ (* (cbrt (acos a)) (cbrt (acos a))) 1)))
  (/ 1 (/ (cbrt (acos a)) a))
  (/ 1 (- (/ (sqrt (acos a)) (* (cbrt a) (cbrt a)))))
  (/ 1 (/ (sqrt (acos a)) (cbrt a)))
  (/ 1 (- (/ (sqrt (acos a)) (sqrt a))))
  (/ 1 (/ (sqrt (acos a)) (sqrt a)))
  (/ 1 (- (/ (sqrt (acos a)) 1)))
  (/ 1 (/ (sqrt (acos a)) a))
  (/ 1 (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ 1 (/ (acos a) (cbrt a)))
  (/ 1 (- (/ 1 (sqrt a))))
  (/ 1 (/ (acos a) (sqrt a)))
  (/ 1 (- (/ 1 1)))
  (/ 1 (/ (acos a) a))
  (/ 1 (- 1))
  (/ 1 (/ (acos a) a))
  (/ 1 (- (acos a)))
  (/ 1 (/ 1 a))
  (/ 1 (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a))))
  (/ 1 (- (cbrt (/ (acos a) a))))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ 1 (/ (* (cbrt (acos a)) (cbrt (acos a))) (* (cbrt a) (cbrt a))))
  (/ 1 (- (/ (cbrt (acos a)) (cbrt a))))
  (/ 1 (/ (* (cbrt (acos a)) (cbrt (acos a))) (sqrt a)))
  (/ 1 (- (/ (cbrt (acos a)) (sqrt a))))
  (/ 1 (/ (* (cbrt (acos a)) (cbrt (acos a))) 1))
  (/ 1 (- (/ (cbrt (acos a)) a)))
  (/ 1 (/ (sqrt (acos a)) (* (cbrt a) (cbrt a))))
  (/ 1 (- (/ (sqrt (acos a)) (cbrt a))))
  (/ 1 (/ (sqrt (acos a)) (sqrt a)))
  (/ 1 (- (/ (sqrt (acos a)) (sqrt a))))
  (/ 1 (/ (sqrt (acos a)) 1))
  (/ 1 (- (/ (sqrt (acos a)) a)))
  (/ 1 (/ 1 (* (cbrt a) (cbrt a))))
  (/ 1 (- (/ (acos a) (cbrt a))))
  (/ 1 (/ 1 (sqrt a)))
  (/ 1 (- (/ (acos a) (sqrt a))))
  (/ 1 (/ 1 1))
  (/ 1 (- (/ (acos a) a)))
  (/ 1 1)
  (/ 1 (- (/ (acos a) a)))
  (/ 1 (acos a))
  (/ 1 (- (/ 1 a)))
  (/ 1 (- (/ (acos a) a)))
  (/ (- (/ (acos a) a)) 1)
  (/ 1 (* (cbrt (- (/ (acos a) a))) (cbrt (- (/ (acos a) a)))))
  (/ 1 (sqrt (- (/ (acos a) a))))
  (/ 1 1)
  (/ 1 -1)
  (/ 1 (- (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a)))))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ 1 (- (/ (* (cbrt (acos a)) (cbrt (acos a))) (* (cbrt a) (cbrt a)))))
  (/ 1 (- (/ (* (cbrt (acos a)) (cbrt (acos a))) (sqrt a))))
  (/ 1 (- (/ (* (cbrt (acos a)) (cbrt (acos a))) 1)))
  (/ 1 (- (/ (sqrt (acos a)) (* (cbrt a) (cbrt a)))))
  (/ 1 (- (/ (sqrt (acos a)) (sqrt a))))
  (/ 1 (- (/ (sqrt (acos a)) 1)))
  (/ 1 (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ 1 (- (/ 1 (sqrt a))))
  (/ 1 (- (/ 1 1)))
  (/ 1 (- 1))
  (/ 1 (- (acos a)))
  (/ 1 (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a))))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ 1 (/ (* (cbrt (acos a)) (cbrt (acos a))) (* (cbrt a) (cbrt a))))
  (/ 1 (/ (* (cbrt (acos a)) (cbrt (acos a))) (sqrt a)))
  (/ 1 (/ (* (cbrt (acos a)) (cbrt (acos a))) 1))
  (/ 1 (/ (sqrt (acos a)) (* (cbrt a) (cbrt a))))
  (/ 1 (/ (sqrt (acos a)) (sqrt a)))
  (/ 1 (/ (sqrt (acos a)) 1))
  (/ 1 (/ 1 (* (cbrt a) (cbrt a))))
  (/ 1 (/ 1 (sqrt a)))
  (/ 1 (/ 1 1))
  (/ 1 1)
  (/ 1 (acos a))
  (/ (- (/ (acos a) a)) (cbrt 1))
  (/ (- (/ (acos a) a)) (sqrt 1))
  (/ (- (/ (acos a) a)) 1)
  (/ 1 (- (acos a)))
  (/ (acos a) a)
  (/ (acos a) a)
  (/ (acos a) a)
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
1.942 * * [simplify]: iteration 0: 265 enodes
2.102 * * [simplify]: iteration 1: 547 enodes
2.310 * * [simplify]: iteration 2: 2240 enodes
2.937 * * [simplify]: iteration complete: 5000 enodes
2.937 * * [simplify]: Extracting #0: cost 93 inf + 0
2.939 * * [simplify]: Extracting #1: cost 555 inf + 18
2.942 * * [simplify]: Extracting #2: cost 1264 inf + 667
2.957 * * [simplify]: Extracting #3: cost 304 inf + 12043
2.968 * * [simplify]: Extracting #4: cost 2 inf + 15192
2.976 * * [simplify]: Extracting #5: cost 0 inf + 15218
2.986 * [simplify]: Simplified to:
  (expm1 (/ (acos a) a))
  (log1p (/ (acos a) a))
  (log (/ (acos a) a))
  (log (/ (acos a) a))
  (exp (/ (acos a) a))
  (pow (/ (acos a) a) 3)
  (* (cbrt (/ (acos a) a)) (cbrt (/ (acos a) a)))
  (cbrt (/ (acos a) a))
  (pow (/ (acos a) a) 3)
  (sqrt (/ (acos a) a))
  (sqrt (/ (acos a) a))
  (- (acos a))
  (- a)
  (/ PI (* 2 a))
  (/ (asin a) a)
  (* (/ (cbrt (acos a)) (* (cbrt a) (cbrt a))) (cbrt (acos a)))
  (/ (cbrt (acos a)) (cbrt a))
  (/ (cbrt (acos a)) (/ (sqrt a) (cbrt (acos a))))
  (/ (cbrt (acos a)) (sqrt a))
  (* (cbrt (acos a)) (cbrt (acos a)))
  (/ (cbrt (acos a)) a)
  (/ (sqrt (acos a)) (* (cbrt a) (cbrt a)))
  (/ (sqrt (acos a)) (cbrt a))
  (/ (sqrt (acos a)) (sqrt a))
  (/ (sqrt (acos a)) (sqrt a))
  (sqrt (acos a))
  (/ (sqrt (acos a)) a)
  (/ 1 (* (cbrt a) (cbrt a)))
  (/ (acos a) (cbrt a))
  (/ 1 (sqrt a))
  (/ (acos a) (sqrt a))
  1
  (/ (acos a) a)
  (/ 1 a)
  (/ a (acos a))
  (/ (acos a) (* (cbrt a) (cbrt a)))
  (/ (acos a) (sqrt a))
  (acos a)
  (/ a (cbrt (acos a)))
  (/ a (sqrt (acos a)))
  (/ a (acos a))
  (expm1 (* (/ 1 (- (acos a))) a))
  (log1p (* (/ 1 (- (acos a))) a))
  -1
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (pow (exp (/ 1 (- (acos a)))) a)
  (/ 1 (pow (/ (- (acos a)) a) 3))
  (* (cbrt (* (/ 1 (- (acos a))) a)) (cbrt (* (/ 1 (- (acos a))) a)))
  (cbrt (* (/ 1 (- (acos a))) a))
  (/ 1 (pow (/ (- (acos a)) a) 3))
  (sqrt (* (/ 1 (- (acos a))) a))
  (sqrt (* (/ 1 (- (acos a))) a))
  -1
  (/ (acos a) a)
  (/ (/ 1 (cbrt (/ (- (acos a)) a))) (cbrt (/ (- (acos a)) a)))
  (/ 1 (cbrt (/ (- (acos a)) a)))
  (/ 1 (sqrt (/ (- (acos a)) a)))
  (/ 1 (sqrt (/ (- (acos a)) a)))
  1
  (* (/ 1 (- (acos a))) a)
  -1
  (/ a (acos a))
  (/ (/ 1 (- (cbrt (/ (acos a) a)))) (cbrt (/ (acos a) a)))
  (/ 1 (cbrt (/ (acos a) a)))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ 1 (* (- (cbrt (acos a))) (/ (cbrt (acos a)) (* (cbrt a) (cbrt a)))))
  (/ (cbrt a) (cbrt (acos a)))
  (* (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a))))) (sqrt a))
  (/ (sqrt a) (cbrt (acos a)))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ a (cbrt (acos a)))
  (* (/ 1 (- (sqrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (cbrt a) (sqrt (acos a)))
  (/ 1 (/ (- (sqrt (acos a))) (sqrt a)))
  (/ (sqrt a) (sqrt (acos a)))
  (/ 1 (- (sqrt (acos a))))
  (/ a (sqrt (acos a)))
  (- (* (cbrt a) (cbrt a)))
  (/ (cbrt a) (acos a))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (/ a (acos a))
  -1
  (/ a (acos a))
  (/ 1 (- (acos a)))
  a
  (/ (/ 1 (cbrt (/ (acos a) a))) (cbrt (/ (acos a) a)))
  (/ 1 (- (cbrt (/ (acos a) a))))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ (/ (cbrt a) (cbrt (acos a))) (/ (cbrt (acos a)) (cbrt a)))
  (/ 1 (/ (- (cbrt (acos a))) (cbrt a)))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (/ 1 (/ (- (cbrt (acos a))) a))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ 1 (- (/ (sqrt (acos a)) (cbrt a))))
  (/ (sqrt a) (sqrt (acos a)))
  (/ 1 (/ (- (sqrt (acos a))) (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (- (/ (sqrt (acos a)) a)))
  (* (cbrt a) (cbrt a))
  (* (/ 1 (- (acos a))) (cbrt a))
  (sqrt a)
  (* (/ 1 (- (acos a))) (sqrt a))
  1
  (* (/ 1 (- (acos a))) a)
  1
  (* (/ 1 (- (acos a))) a)
  (/ 1 (acos a))
  (- a)
  (/ (/ 1 (cbrt (/ (- (acos a)) a))) (cbrt (/ (- (acos a)) a)))
  (/ 1 (cbrt (/ (- (acos a)) a)))
  (/ 1 (sqrt (/ (- (acos a)) a)))
  (/ 1 (sqrt (/ (- (acos a)) a)))
  1
  (* (/ 1 (- (acos a))) a)
  -1
  (/ a (acos a))
  (/ (/ 1 (- (cbrt (/ (acos a) a)))) (cbrt (/ (acos a) a)))
  (/ 1 (cbrt (/ (acos a) a)))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ 1 (* (- (cbrt (acos a))) (/ (cbrt (acos a)) (* (cbrt a) (cbrt a)))))
  (/ (cbrt a) (cbrt (acos a)))
  (* (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a))))) (sqrt a))
  (/ (sqrt a) (cbrt (acos a)))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ a (cbrt (acos a)))
  (* (/ 1 (- (sqrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (cbrt a) (sqrt (acos a)))
  (/ 1 (/ (- (sqrt (acos a))) (sqrt a)))
  (/ (sqrt a) (sqrt (acos a)))
  (/ 1 (- (sqrt (acos a))))
  (/ a (sqrt (acos a)))
  (- (* (cbrt a) (cbrt a)))
  (/ (cbrt a) (acos a))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (/ a (acos a))
  -1
  (/ a (acos a))
  (/ 1 (- (acos a)))
  a
  (/ (/ 1 (cbrt (/ (acos a) a))) (cbrt (/ (acos a) a)))
  (/ 1 (- (cbrt (/ (acos a) a))))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ (/ (cbrt a) (cbrt (acos a))) (/ (cbrt (acos a)) (cbrt a)))
  (/ 1 (/ (- (cbrt (acos a))) (cbrt a)))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (/ 1 (/ (- (cbrt (acos a))) a))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ 1 (- (/ (sqrt (acos a)) (cbrt a))))
  (/ (sqrt a) (sqrt (acos a)))
  (/ 1 (/ (- (sqrt (acos a))) (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (- (/ (sqrt (acos a)) a)))
  (* (cbrt a) (cbrt a))
  (* (/ 1 (- (acos a))) (cbrt a))
  (sqrt a)
  (* (/ 1 (- (acos a))) (sqrt a))
  1
  (* (/ 1 (- (acos a))) a)
  1
  (* (/ 1 (- (acos a))) a)
  (/ 1 (acos a))
  (- a)
  (/ (/ 1 (cbrt (/ (- (acos a)) a))) (cbrt (/ (- (acos a)) a)))
  (/ 1 (cbrt (/ (- (acos a)) a)))
  (/ 1 (sqrt (/ (- (acos a)) a)))
  (/ 1 (sqrt (/ (- (acos a)) a)))
  1
  (* (/ 1 (- (acos a))) a)
  -1
  (/ a (acos a))
  (/ (/ 1 (- (cbrt (/ (acos a) a)))) (cbrt (/ (acos a) a)))
  (/ 1 (cbrt (/ (acos a) a)))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ 1 (* (- (cbrt (acos a))) (/ (cbrt (acos a)) (* (cbrt a) (cbrt a)))))
  (/ (cbrt a) (cbrt (acos a)))
  (* (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a))))) (sqrt a))
  (/ (sqrt a) (cbrt (acos a)))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ a (cbrt (acos a)))
  (* (/ 1 (- (sqrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (cbrt a) (sqrt (acos a)))
  (/ 1 (/ (- (sqrt (acos a))) (sqrt a)))
  (/ (sqrt a) (sqrt (acos a)))
  (/ 1 (- (sqrt (acos a))))
  (/ a (sqrt (acos a)))
  (- (* (cbrt a) (cbrt a)))
  (/ (cbrt a) (acos a))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (/ a (acos a))
  -1
  (/ a (acos a))
  (/ 1 (- (acos a)))
  a
  (/ (/ 1 (cbrt (/ (acos a) a))) (cbrt (/ (acos a) a)))
  (/ 1 (- (cbrt (/ (acos a) a))))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ (/ (cbrt a) (cbrt (acos a))) (/ (cbrt (acos a)) (cbrt a)))
  (/ 1 (/ (- (cbrt (acos a))) (cbrt a)))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (/ 1 (/ (- (cbrt (acos a))) a))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ 1 (- (/ (sqrt (acos a)) (cbrt a))))
  (/ (sqrt a) (sqrt (acos a)))
  (/ 1 (/ (- (sqrt (acos a))) (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (- (/ (sqrt (acos a)) a)))
  (* (cbrt a) (cbrt a))
  (* (/ 1 (- (acos a))) (cbrt a))
  (sqrt a)
  (* (/ 1 (- (acos a))) (sqrt a))
  1
  (* (/ 1 (- (acos a))) a)
  1
  (* (/ 1 (- (acos a))) a)
  (/ 1 (acos a))
  (- a)
  (* (/ 1 (- (acos a))) a)
  (/ (- (acos a)) a)
  (/ (/ 1 (cbrt (/ (- (acos a)) a))) (cbrt (/ (- (acos a)) a)))
  (/ 1 (sqrt (/ (- (acos a)) a)))
  1
  -1
  (/ (/ 1 (- (cbrt (/ (acos a) a)))) (cbrt (/ (acos a) a)))
  (/ 1 (- (sqrt (/ (acos a) a))))
  (/ 1 (* (- (cbrt (acos a))) (/ (cbrt (acos a)) (* (cbrt a) (cbrt a)))))
  (* (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a))))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (- (sqrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ 1 (/ (- (sqrt (acos a))) (sqrt a)))
  (/ 1 (- (sqrt (acos a))))
  (- (* (cbrt a) (cbrt a)))
  (- (sqrt a))
  -1
  -1
  (/ 1 (- (acos a)))
  (/ (/ 1 (cbrt (/ (acos a) a))) (cbrt (/ (acos a) a)))
  (/ 1 (sqrt (/ (acos a) a)))
  (/ (/ (cbrt a) (cbrt (acos a))) (/ (cbrt (acos a)) (cbrt a)))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (sqrt a) (sqrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (* (cbrt a) (cbrt a))
  (sqrt a)
  1
  1
  (/ 1 (acos a))
  (/ (- (acos a)) a)
  (/ (- (acos a)) a)
  (/ (- (acos a)) a)
  (/ 1 (- (acos a)))
  (/ (acos a) a)
  (/ (acos a) a)
  (/ (acos a) a)
  (/ (- a) (acos a))
  (/ (- a) (acos a))
  (/ (- a) (acos a))
2.988 * * * [progress]: adding candidates to table
3.474 * * [progress]: iteration 3 / 4
3.474 * * * [progress]: picking best candidate
3.526 * * * * [pick]: Picked  #<alt (λ (a) (/ (/ 1 (acos a)) (- (/ 1 a))))>
3.526 * * * [progress]: localizing error
3.545 * * * [progress]: generating rewritten candidates
3.545 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
3.573 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
3.620 * * * [progress]: generating series expansions
3.620 * * * * [progress]: [ 1 / 2 ] generating series at (2)
3.620 * [backup-simplify]: Simplify (/ (/ 1 (acos a)) (- (/ 1 a))) into (* -1 (/ a (acos a)))
3.620 * [approximate]: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0
3.620 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
3.620 * [taylor]: Taking taylor expansion of -1 in a
3.620 * [backup-simplify]: Simplify -1 into -1
3.620 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
3.620 * [taylor]: Taking taylor expansion of a in a
3.620 * [backup-simplify]: Simplify 0 into 0
3.620 * [backup-simplify]: Simplify 1 into 1
3.620 * [taylor]: Taking taylor expansion of (acos a) in a
3.620 * [backup-simplify]: Simplify (acos a) into (acos a)
3.620 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
3.620 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
3.621 * [taylor]: Taking taylor expansion of -1 in a
3.621 * [backup-simplify]: Simplify -1 into -1
3.621 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
3.621 * [taylor]: Taking taylor expansion of a in a
3.621 * [backup-simplify]: Simplify 0 into 0
3.621 * [backup-simplify]: Simplify 1 into 1
3.621 * [taylor]: Taking taylor expansion of (acos a) in a
3.621 * [backup-simplify]: Simplify (acos a) into (acos a)
3.621 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
3.621 * [backup-simplify]: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a))
3.621 * [backup-simplify]: Simplify (/ -1 (acos a)) into (/ -1 (acos a))
3.621 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
3.622 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0
3.622 * [backup-simplify]: Simplify 0 into 0
3.622 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.623 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0
3.623 * [backup-simplify]: Simplify 0 into 0
3.623 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.624 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0
3.624 * [backup-simplify]: Simplify 0 into 0
3.624 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.626 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0
3.626 * [backup-simplify]: Simplify 0 into 0
3.626 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.628 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0
3.628 * [backup-simplify]: Simplify 0 into 0
3.628 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.630 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0
3.630 * [backup-simplify]: Simplify 0 into 0
3.630 * [backup-simplify]: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a)))
3.630 * [backup-simplify]: Simplify (/ (/ 1 (acos (/ 1 a))) (- (/ 1 (/ 1 a)))) into (/ -1 (* a (acos (/ 1 a))))
3.630 * [approximate]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0
3.631 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
3.631 * [taylor]: Taking taylor expansion of -1 in a
3.631 * [backup-simplify]: Simplify -1 into -1
3.631 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
3.631 * [taylor]: Taking taylor expansion of a in a
3.631 * [backup-simplify]: Simplify 0 into 0
3.631 * [backup-simplify]: Simplify 1 into 1
3.631 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
3.631 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
3.631 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
3.631 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
3.631 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
3.631 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
3.631 * [taylor]: Taking taylor expansion of -1 in a
3.631 * [backup-simplify]: Simplify -1 into -1
3.631 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
3.631 * [taylor]: Taking taylor expansion of a in a
3.631 * [backup-simplify]: Simplify 0 into 0
3.631 * [backup-simplify]: Simplify 1 into 1
3.631 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
3.632 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
3.632 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
3.632 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
3.632 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
3.632 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
3.633 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
3.633 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
3.633 * [backup-simplify]: Simplify 0 into 0
3.634 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
3.635 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.635 * [backup-simplify]: Simplify 0 into 0
3.636 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
3.636 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.636 * [backup-simplify]: Simplify 0 into 0
3.639 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
3.640 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.640 * [backup-simplify]: Simplify 0 into 0
3.643 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
3.644 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.644 * [backup-simplify]: Simplify 0 into 0
3.647 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
3.648 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.648 * [backup-simplify]: Simplify 0 into 0
3.648 * [backup-simplify]: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a)))
3.648 * [backup-simplify]: Simplify (/ (/ 1 (acos (/ 1 (- a)))) (- (/ 1 (/ 1 (- a))))) into (/ 1 (* a (acos (/ -1 a))))
3.648 * [approximate]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0
3.648 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
3.648 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
3.648 * [taylor]: Taking taylor expansion of a in a
3.648 * [backup-simplify]: Simplify 0 into 0
3.649 * [backup-simplify]: Simplify 1 into 1
3.649 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
3.649 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
3.649 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
3.649 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
3.650 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
3.650 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
3.650 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
3.650 * [taylor]: Taking taylor expansion of a in a
3.650 * [backup-simplify]: Simplify 0 into 0
3.650 * [backup-simplify]: Simplify 1 into 1
3.650 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
3.650 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
3.650 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
3.651 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
3.651 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
3.651 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
3.652 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
3.652 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
3.652 * [backup-simplify]: Simplify 0 into 0
3.654 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
3.654 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.654 * [backup-simplify]: Simplify 0 into 0
3.655 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0
3.656 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.656 * [backup-simplify]: Simplify 0 into 0
3.657 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
3.658 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.658 * [backup-simplify]: Simplify 0 into 0
3.660 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
3.660 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.660 * [backup-simplify]: Simplify 0 into 0
3.662 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
3.662 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.662 * [backup-simplify]: Simplify 0 into 0
3.663 * [backup-simplify]: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a)))
3.663 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
3.663 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
3.663 * [approximate]: Taking taylor expansion of (/ 1 (acos a)) in (a) around 0
3.663 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
3.663 * [taylor]: Taking taylor expansion of (acos a) in a
3.663 * [backup-simplify]: Simplify (acos a) into (acos a)
3.663 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
3.663 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
3.663 * [taylor]: Taking taylor expansion of (acos a) in a
3.663 * [backup-simplify]: Simplify (acos a) into (acos a)
3.663 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
3.663 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
3.663 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
3.663 * [backup-simplify]: Simplify 0 into 0
3.663 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.663 * [backup-simplify]: Simplify 0 into 0
3.664 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.664 * [backup-simplify]: Simplify 0 into 0
3.664 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.664 * [backup-simplify]: Simplify 0 into 0
3.664 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.664 * [backup-simplify]: Simplify 0 into 0
3.664 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
3.664 * [backup-simplify]: Simplify 0 into 0
3.664 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
3.665 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
3.665 * [approximate]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in (a) around 0
3.665 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
3.665 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
3.665 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
3.665 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
3.665 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
3.665 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
3.665 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
3.665 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
3.665 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
3.665 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
3.665 * [backup-simplify]: Simplify 0 into 0
3.665 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.665 * [backup-simplify]: Simplify 0 into 0
3.666 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.666 * [backup-simplify]: Simplify 0 into 0
3.666 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.666 * [backup-simplify]: Simplify 0 into 0
3.666 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.666 * [backup-simplify]: Simplify 0 into 0
3.667 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
3.667 * [backup-simplify]: Simplify 0 into 0
3.667 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 (/ 1 a)))) into (/ 1 (acos a))
3.667 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 (- a)))) into (/ 1 (acos (/ -1 a)))
3.667 * [approximate]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in (a) around 0
3.667 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
3.667 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
3.667 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
3.667 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
3.667 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
3.667 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
3.667 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
3.667 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
3.667 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
3.667 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
3.667 * [backup-simplify]: Simplify 0 into 0
3.667 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.667 * [backup-simplify]: Simplify 0 into 0
3.668 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.668 * [backup-simplify]: Simplify 0 into 0
3.668 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.668 * [backup-simplify]: Simplify 0 into 0
3.668 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.668 * [backup-simplify]: Simplify 0 into 0
3.669 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
3.669 * [backup-simplify]: Simplify 0 into 0
3.669 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 (/ 1 (- a))))) into (/ 1 (acos a))
3.669 * * * [progress]: simplifying candidates
3.678 * [simplify]: Simplifying:
  (expm1 (/ (/ 1 (acos a)) (- (/ 1 a))))
  (log1p (/ (/ 1 (acos a)) (- (/ 1 a))))
  (- (- (log (acos a))) (log (- (/ 1 a))))
  (- (- 0 (log (acos a))) (log (- (/ 1 a))))
  (- (- (log 1) (log (acos a))) (log (- (/ 1 a))))
  (- (log (/ 1 (acos a))) (log (- (/ 1 a))))
  (log (/ (/ 1 (acos a)) (- (/ 1 a))))
  (exp (/ (/ 1 (acos a)) (- (/ 1 a))))
  (/ (/ (* (* 1 1) 1) (* (* (acos a) (acos a)) (acos a))) (* (* (- (/ 1 a)) (- (/ 1 a))) (- (/ 1 a))))
  (/ (* (* (/ 1 (acos a)) (/ 1 (acos a))) (/ 1 (acos a))) (* (* (- (/ 1 a)) (- (/ 1 a))) (- (/ 1 a))))
  (* (cbrt (/ (/ 1 (acos a)) (- (/ 1 a)))) (cbrt (/ (/ 1 (acos a)) (- (/ 1 a)))))
  (cbrt (/ (/ 1 (acos a)) (- (/ 1 a))))
  (* (* (/ (/ 1 (acos a)) (- (/ 1 a))) (/ (/ 1 (acos a)) (- (/ 1 a)))) (/ (/ 1 (acos a)) (- (/ 1 a))))
  (sqrt (/ (/ 1 (acos a)) (- (/ 1 a))))
  (sqrt (/ (/ 1 (acos a)) (- (/ 1 a))))
  (- (/ 1 (acos a)))
  (- (- (/ 1 a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (cbrt (/ 1 (acos a))) (cbrt (- (/ 1 a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (sqrt (- (/ 1 a))))
  (/ (cbrt (/ 1 (acos a))) (sqrt (- (/ 1 a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) 1)
  (/ (cbrt (/ 1 (acos a))) (- (/ 1 a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) -1)
  (/ (cbrt (/ 1 (acos a))) (/ 1 a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (cbrt (/ 1 (acos a))) (cbrt (/ 1 a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (sqrt (/ 1 a))))
  (/ (cbrt (/ 1 (acos a))) (sqrt (/ 1 a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (cbrt (/ 1 (acos a))) (/ (cbrt 1) (cbrt a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (cbrt (/ 1 (acos a))) (/ (cbrt 1) (sqrt a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (cbrt (/ 1 (acos a))) (/ (cbrt 1) a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (cbrt (/ 1 (acos a))) (/ (sqrt 1) (cbrt a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (/ (sqrt 1) (sqrt a))))
  (/ (cbrt (/ 1 (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (/ (sqrt 1) 1)))
  (/ (cbrt (/ 1 (acos a))) (/ (sqrt 1) a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (cbrt (/ 1 (acos a))) (/ 1 (cbrt a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (/ 1 (sqrt a))))
  (/ (cbrt (/ 1 (acos a))) (/ 1 (sqrt a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- (/ 1 1)))
  (/ (cbrt (/ 1 (acos a))) (/ 1 a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- 1))
  (/ (cbrt (/ 1 (acos a))) (/ 1 a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (- 1))
  (/ (cbrt (/ 1 (acos a))) (/ 1 a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (cbrt (/ 1 (acos a))) (- (cbrt (/ 1 a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (sqrt (/ 1 a)))
  (/ (cbrt (/ 1 (acos a))) (- (sqrt (/ 1 a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (cbrt (/ 1 (acos a))) (- (/ (cbrt 1) (cbrt a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (cbrt (/ 1 (acos a))) (- (/ (cbrt 1) (sqrt a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (cbrt (/ 1 (acos a))) (- (/ (cbrt 1) a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (cbrt (/ 1 (acos a))) (- (/ (sqrt 1) (cbrt a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ (sqrt 1) (sqrt a)))
  (/ (cbrt (/ 1 (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ (sqrt 1) 1))
  (/ (cbrt (/ 1 (acos a))) (- (/ (sqrt 1) a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (cbrt (/ 1 (acos a))) (- (/ 1 (cbrt a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ 1 (sqrt a)))
  (/ (cbrt (/ 1 (acos a))) (- (/ 1 (sqrt a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ 1 1))
  (/ (cbrt (/ 1 (acos a))) (- (/ 1 a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) 1)
  (/ (cbrt (/ 1 (acos a))) (- (/ 1 a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) 1)
  (/ (cbrt (/ 1 (acos a))) (- (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (sqrt (/ 1 (acos a))) (cbrt (- (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (sqrt (- (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (sqrt (- (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) 1)
  (/ (sqrt (/ 1 (acos a))) (- (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) -1)
  (/ (sqrt (/ 1 (acos a))) (/ 1 a))
  (/ (sqrt (/ 1 (acos a))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (sqrt (/ 1 (acos a))) (cbrt (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (- (sqrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (sqrt (/ 1 (acos a))) (/ (cbrt 1) (cbrt a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (sqrt (/ 1 (acos a))) (/ (cbrt 1) (sqrt a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (sqrt (/ 1 (acos a))) (/ (cbrt 1) a))
  (/ (sqrt (/ 1 (acos a))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (sqrt (/ 1 (acos a))) (/ (sqrt 1) (cbrt a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (sqrt (/ 1 (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ (sqrt 1) 1)))
  (/ (sqrt (/ 1 (acos a))) (/ (sqrt 1) a))
  (/ (sqrt (/ 1 (acos a))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (sqrt (/ 1 (acos a))) (/ 1 (cbrt a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ 1 (sqrt a))))
  (/ (sqrt (/ 1 (acos a))) (/ 1 (sqrt a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ 1 1)))
  (/ (sqrt (/ 1 (acos a))) (/ 1 a))
  (/ (sqrt (/ 1 (acos a))) (- 1))
  (/ (sqrt (/ 1 (acos a))) (/ 1 a))
  (/ (sqrt (/ 1 (acos a))) (- 1))
  (/ (sqrt (/ 1 (acos a))) (/ 1 a))
  (/ (sqrt (/ 1 (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (- (cbrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (- (sqrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (sqrt (/ 1 (acos a))) (- (/ (cbrt 1) (cbrt a))))
  (/ (sqrt (/ 1 (acos a))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ (cbrt 1) (sqrt a))))
  (/ (sqrt (/ 1 (acos a))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (sqrt (/ 1 (acos a))) (- (/ (cbrt 1) a)))
  (/ (sqrt (/ 1 (acos a))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (sqrt (/ 1 (acos a))) (- (/ (sqrt 1) (cbrt a))))
  (/ (sqrt (/ 1 (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (sqrt (/ 1 (acos a))) (/ (sqrt 1) 1))
  (/ (sqrt (/ 1 (acos a))) (- (/ (sqrt 1) a)))
  (/ (sqrt (/ 1 (acos a))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (sqrt (/ 1 (acos a))) (- (/ 1 (cbrt a))))
  (/ (sqrt (/ 1 (acos a))) (/ 1 (sqrt a)))
  (/ (sqrt (/ 1 (acos a))) (- (/ 1 (sqrt a))))
  (/ (sqrt (/ 1 (acos a))) (/ 1 1))
  (/ (sqrt (/ 1 (acos a))) (- (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) 1)
  (/ (sqrt (/ 1 (acos a))) (- (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) 1)
  (/ (sqrt (/ 1 (acos a))) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (cbrt (- (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt (- (/ 1 a))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (sqrt (- (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) 1)
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) -1)
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (cbrt (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (sqrt (/ 1 a))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ (cbrt 1) (cbrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ (cbrt 1) (sqrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ (cbrt 1) a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ (sqrt 1) (cbrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (sqrt 1) 1)))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ (sqrt 1) a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ 1 (cbrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ 1 (sqrt a))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ 1 (sqrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ 1 1)))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- 1))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (- 1))
  (/ (/ (cbrt 1) (cbrt (acos a))) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (cbrt (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt (/ 1 a)))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (sqrt (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ (cbrt 1) (cbrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ (cbrt 1) (sqrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ (cbrt 1) a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ (sqrt 1) (cbrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (sqrt 1) (sqrt a)))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (sqrt 1) 1))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ (sqrt 1) a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ 1 (cbrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (/ 1 (sqrt a)))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ 1 (sqrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) (/ 1 1))
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) 1)
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a)))) 1)
  (/ (/ (cbrt 1) (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (cbrt (- (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (sqrt (- (/ 1 a))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (sqrt (- (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) 1)
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) -1)
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (cbrt (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (sqrt (/ 1 a))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ (cbrt 1) (cbrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ (cbrt 1) (sqrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ (cbrt 1) a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ (sqrt 1) (cbrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (/ (sqrt 1) 1)))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ (sqrt 1) a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ 1 (cbrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (/ 1 (sqrt a))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ 1 (sqrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- (/ 1 1)))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- 1))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (- 1))
  (/ (/ (cbrt 1) (sqrt (acos a))) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (cbrt (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (sqrt (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ (cbrt 1) (cbrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ (cbrt 1) (sqrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ (cbrt 1) a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ (sqrt 1) (cbrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (/ (sqrt 1) 1))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ (sqrt 1) a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ 1 (cbrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (/ 1 (sqrt a)))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ 1 (sqrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) (/ 1 1))
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) 1)
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a))) 1)
  (/ (/ (cbrt 1) (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ (cbrt 1) (acos a)) (cbrt (- (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (sqrt (- (/ 1 a))))
  (/ (/ (cbrt 1) (acos a)) (sqrt (- (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) 1)
  (/ (/ (cbrt 1) (acos a)) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) -1)
  (/ (/ (cbrt 1) (acos a)) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ (cbrt 1) (acos a)) (cbrt (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (sqrt (/ 1 a))))
  (/ (/ (cbrt 1) (acos a)) (sqrt (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ (cbrt 1) (acos a)) (/ (cbrt 1) (cbrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ (cbrt 1) (acos a)) (/ (cbrt 1) (sqrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ (cbrt 1) (acos a)) (/ (cbrt 1) a))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ (cbrt 1) (acos a)) (/ (sqrt 1) (cbrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (cbrt 1) (acos a)) (/ (sqrt 1) (sqrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (/ (sqrt 1) 1)))
  (/ (/ (cbrt 1) (acos a)) (/ (sqrt 1) a))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ (cbrt 1) (acos a)) (/ 1 (cbrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (/ 1 (sqrt a))))
  (/ (/ (cbrt 1) (acos a)) (/ 1 (sqrt a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- (/ 1 1)))
  (/ (/ (cbrt 1) (acos a)) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- 1))
  (/ (/ (cbrt 1) (acos a)) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (- 1))
  (/ (/ (cbrt 1) (acos a)) (/ 1 a))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ (cbrt 1) (acos a)) (- (cbrt (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (sqrt (/ 1 a)))
  (/ (/ (cbrt 1) (acos a)) (- (sqrt (/ 1 a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ (cbrt 1) (acos a)) (- (/ (cbrt 1) (cbrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ (cbrt 1) (acos a)) (- (/ (cbrt 1) (sqrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (cbrt 1) (acos a)) (- (/ (cbrt 1) a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ (cbrt 1) (acos a)) (- (/ (sqrt 1) (cbrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ (sqrt 1) (sqrt a)))
  (/ (/ (cbrt 1) (acos a)) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ (sqrt 1) 1))
  (/ (/ (cbrt 1) (acos a)) (- (/ (sqrt 1) a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ (cbrt 1) (acos a)) (- (/ 1 (cbrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ 1 (sqrt a)))
  (/ (/ (cbrt 1) (acos a)) (- (/ 1 (sqrt a))))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) (/ 1 1))
  (/ (/ (cbrt 1) (acos a)) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) 1)
  (/ (/ (cbrt 1) (acos a)) (- (/ 1 a)))
  (/ (/ (* (cbrt 1) (cbrt 1)) 1) 1)
  (/ (/ (cbrt 1) (acos a)) (- (/ 1 a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (cbrt (- (/ 1 a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt (- (/ 1 a))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (sqrt (- (/ 1 a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) 1)
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) -1)
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ 1 a))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (cbrt (/ 1 a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (sqrt (/ 1 a))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ (cbrt 1) (cbrt a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ (cbrt 1) (sqrt a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ (cbrt 1) a))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ (sqrt 1) (cbrt a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (sqrt 1) 1)))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ (sqrt 1) a))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ 1 (cbrt a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ 1 (sqrt a))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ 1 (sqrt a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ 1 1)))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ 1 a))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- 1))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ 1 a))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (- 1))
  (/ (/ (sqrt 1) (cbrt (acos a))) (/ 1 a))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (cbrt (/ 1 a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt (/ 1 a)))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (sqrt (/ 1 a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ (cbrt 1) (cbrt a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ (cbrt 1) (sqrt a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ (cbrt 1) a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ (sqrt 1) (cbrt a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (sqrt 1) (sqrt a)))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (/ (sqrt 1) 1))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ (sqrt 1) a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ 1 (cbrt a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (/ 1 (sqrt a)))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ 1 (sqrt a))))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) (/ 1 1))
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) 1)
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a)))) 1)
  (/ (/ (sqrt 1) (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (cbrt (- (/ 1 a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (sqrt (- (/ 1 a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (sqrt (- (/ 1 a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) 1)
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) -1)
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ 1 a))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (cbrt (/ 1 a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (sqrt (/ 1 a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (cbrt 1) (cbrt a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (cbrt 1) (sqrt a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (cbrt 1) a))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (sqrt 1) (cbrt a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (sqrt 1) 1)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (sqrt 1) a))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ 1 (cbrt a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ 1 (sqrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ 1 (sqrt a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ 1 1)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ 1 a))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- 1))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ 1 a))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- 1))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ 1 a))
  (/ (/ (sqrt 1) (sqrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (cbrt (/ 1 a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (sqrt (/ 1 a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (cbrt 1) (cbrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (cbrt 1) (sqrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (cbrt 1) a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (sqrt 1) (cbrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ (sqrt 1) 1))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ (sqrt 1) a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ 1 (cbrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ 1 (sqrt a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ 1 (sqrt a))))
  (/ (/ (sqrt 1) (sqrt (acos a))) (/ 1 1))
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) 1)
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ (sqrt 1) (sqrt (acos a))) 1)
  (/ (/ (sqrt 1) (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ (sqrt 1) 1) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ (sqrt 1) (acos a)) (cbrt (- (/ 1 a))))
  (/ (/ (sqrt 1) 1) (sqrt (- (/ 1 a))))
  (/ (/ (sqrt 1) (acos a)) (sqrt (- (/ 1 a))))
  (/ (/ (sqrt 1) 1) 1)
  (/ (/ (sqrt 1) (acos a)) (- (/ 1 a)))
  (/ (/ (sqrt 1) 1) -1)
  (/ (/ (sqrt 1) (acos a)) (/ 1 a))
  (/ (/ (sqrt 1) 1) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ (sqrt 1) (acos a)) (cbrt (/ 1 a)))
  (/ (/ (sqrt 1) 1) (- (sqrt (/ 1 a))))
  (/ (/ (sqrt 1) (acos a)) (sqrt (/ 1 a)))
  (/ (/ (sqrt 1) 1) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ (sqrt 1) (acos a)) (/ (cbrt 1) (cbrt a)))
  (/ (/ (sqrt 1) 1) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ (sqrt 1) (acos a)) (/ (cbrt 1) (sqrt a)))
  (/ (/ (sqrt 1) 1) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ (sqrt 1) (acos a)) (/ (cbrt 1) a))
  (/ (/ (sqrt 1) 1) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ (sqrt 1) (acos a)) (/ (sqrt 1) (cbrt a)))
  (/ (/ (sqrt 1) 1) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (sqrt 1) (acos a)) (/ (sqrt 1) (sqrt a)))
  (/ (/ (sqrt 1) 1) (- (/ (sqrt 1) 1)))
  (/ (/ (sqrt 1) (acos a)) (/ (sqrt 1) a))
  (/ (/ (sqrt 1) 1) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ (sqrt 1) (acos a)) (/ 1 (cbrt a)))
  (/ (/ (sqrt 1) 1) (- (/ 1 (sqrt a))))
  (/ (/ (sqrt 1) (acos a)) (/ 1 (sqrt a)))
  (/ (/ (sqrt 1) 1) (- (/ 1 1)))
  (/ (/ (sqrt 1) (acos a)) (/ 1 a))
  (/ (/ (sqrt 1) 1) (- 1))
  (/ (/ (sqrt 1) (acos a)) (/ 1 a))
  (/ (/ (sqrt 1) 1) (- 1))
  (/ (/ (sqrt 1) (acos a)) (/ 1 a))
  (/ (/ (sqrt 1) 1) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ (sqrt 1) (acos a)) (- (cbrt (/ 1 a))))
  (/ (/ (sqrt 1) 1) (sqrt (/ 1 a)))
  (/ (/ (sqrt 1) (acos a)) (- (sqrt (/ 1 a))))
  (/ (/ (sqrt 1) 1) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ (sqrt 1) (acos a)) (- (/ (cbrt 1) (cbrt a))))
  (/ (/ (sqrt 1) 1) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ (sqrt 1) (acos a)) (- (/ (cbrt 1) (sqrt a))))
  (/ (/ (sqrt 1) 1) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (sqrt 1) (acos a)) (- (/ (cbrt 1) a)))
  (/ (/ (sqrt 1) 1) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ (sqrt 1) (acos a)) (- (/ (sqrt 1) (cbrt a))))
  (/ (/ (sqrt 1) 1) (/ (sqrt 1) (sqrt a)))
  (/ (/ (sqrt 1) (acos a)) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ (sqrt 1) 1) (/ (sqrt 1) 1))
  (/ (/ (sqrt 1) (acos a)) (- (/ (sqrt 1) a)))
  (/ (/ (sqrt 1) 1) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ (sqrt 1) (acos a)) (- (/ 1 (cbrt a))))
  (/ (/ (sqrt 1) 1) (/ 1 (sqrt a)))
  (/ (/ (sqrt 1) (acos a)) (- (/ 1 (sqrt a))))
  (/ (/ (sqrt 1) 1) (/ 1 1))
  (/ (/ (sqrt 1) (acos a)) (- (/ 1 a)))
  (/ (/ (sqrt 1) 1) 1)
  (/ (/ (sqrt 1) (acos a)) (- (/ 1 a)))
  (/ (/ (sqrt 1) 1) 1)
  (/ (/ (sqrt 1) (acos a)) (- (/ 1 a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (- (/ 1 a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt (- (/ 1 a))))
  (/ (/ 1 (cbrt (acos a))) (sqrt (- (/ 1 a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) 1)
  (/ (/ 1 (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) -1)
  (/ (/ 1 (cbrt (acos a))) (/ 1 a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (/ 1 a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (sqrt (/ 1 a))))
  (/ (/ 1 (cbrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (cbrt (acos a))) (/ (cbrt 1) (cbrt a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ 1 (cbrt (acos a))) (/ (cbrt 1) (sqrt a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ 1 (cbrt (acos a))) (/ (cbrt 1) a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (cbrt (acos a))) (/ (sqrt 1) (cbrt a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ 1 (cbrt (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ (sqrt 1) 1)))
  (/ (/ 1 (cbrt (acos a))) (/ (sqrt 1) a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (cbrt (acos a))) (/ 1 (cbrt a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ 1 (sqrt a))))
  (/ (/ 1 (cbrt (acos a))) (/ 1 (sqrt a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (/ 1 1)))
  (/ (/ 1 (cbrt (acos a))) (/ 1 a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- 1))
  (/ (/ 1 (cbrt (acos a))) (/ 1 a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- 1))
  (/ (/ 1 (cbrt (acos a))) (/ 1 a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (cbrt (acos a))) (- (cbrt (/ 1 a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt (/ 1 a)))
  (/ (/ 1 (cbrt (acos a))) (- (sqrt (/ 1 a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (cbrt (acos a))) (- (/ (cbrt 1) (cbrt a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ 1 (cbrt (acos a))) (- (/ (cbrt 1) (sqrt a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ 1 (cbrt (acos a))) (- (/ (cbrt 1) a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (cbrt (acos a))) (- (/ (sqrt 1) (cbrt a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (sqrt 1) (sqrt a)))
  (/ (/ 1 (cbrt (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (sqrt 1) 1))
  (/ (/ 1 (cbrt (acos a))) (- (/ (sqrt 1) a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ 1 (cbrt (acos a))) (- (/ 1 (cbrt a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ 1 (sqrt a)))
  (/ (/ 1 (cbrt (acos a))) (- (/ 1 (sqrt a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ 1 1))
  (/ (/ 1 (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) 1)
  (/ (/ 1 (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) 1)
  (/ (/ 1 (cbrt (acos a))) (- (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (- (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (- (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (- (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) 1)
  (/ (/ 1 (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) -1)
  (/ (/ 1 (sqrt (acos a))) (/ 1 a))
  (/ (/ 1 (sqrt (acos a))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) (- (sqrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (sqrt (acos a))) (/ (cbrt 1) (cbrt a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ 1 (sqrt (acos a))) (/ (cbrt 1) (sqrt a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ 1 (sqrt (acos a))) (/ (cbrt 1) a))
  (/ (/ 1 (sqrt (acos a))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (sqrt (acos a))) (/ (sqrt 1) (cbrt a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ 1 (sqrt (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ (sqrt 1) 1)))
  (/ (/ 1 (sqrt (acos a))) (/ (sqrt 1) a))
  (/ (/ 1 (sqrt (acos a))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (sqrt (acos a))) (/ 1 (cbrt a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ 1 (sqrt a))))
  (/ (/ 1 (sqrt (acos a))) (/ 1 (sqrt a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ 1 1)))
  (/ (/ 1 (sqrt (acos a))) (/ 1 a))
  (/ (/ 1 (sqrt (acos a))) (- 1))
  (/ (/ 1 (sqrt (acos a))) (/ 1 a))
  (/ (/ 1 (sqrt (acos a))) (- 1))
  (/ (/ 1 (sqrt (acos a))) (/ 1 a))
  (/ (/ 1 (sqrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (- (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) (- (sqrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (sqrt (acos a))) (- (/ (cbrt 1) (cbrt a))))
  (/ (/ 1 (sqrt (acos a))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ (cbrt 1) (sqrt a))))
  (/ (/ 1 (sqrt (acos a))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ 1 (sqrt (acos a))) (- (/ (cbrt 1) a)))
  (/ (/ 1 (sqrt (acos a))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (sqrt (acos a))) (- (/ (sqrt 1) (cbrt a))))
  (/ (/ 1 (sqrt (acos a))) (/ (sqrt 1) (sqrt a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ 1 (sqrt (acos a))) (/ (sqrt 1) 1))
  (/ (/ 1 (sqrt (acos a))) (- (/ (sqrt 1) a)))
  (/ (/ 1 (sqrt (acos a))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ 1 (sqrt (acos a))) (- (/ 1 (cbrt a))))
  (/ (/ 1 (sqrt (acos a))) (/ 1 (sqrt a)))
  (/ (/ 1 (sqrt (acos a))) (- (/ 1 (sqrt a))))
  (/ (/ 1 (sqrt (acos a))) (/ 1 1))
  (/ (/ 1 (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) 1)
  (/ (/ 1 (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) 1)
  (/ (/ 1 (sqrt (acos a))) (- (/ 1 a)))
  (/ (/ 1 1) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ 1 (acos a)) (cbrt (- (/ 1 a))))
  (/ (/ 1 1) (sqrt (- (/ 1 a))))
  (/ (/ 1 (acos a)) (sqrt (- (/ 1 a))))
  (/ (/ 1 1) 1)
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ (/ 1 1) -1)
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ (/ 1 1) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ 1 (acos a)) (cbrt (/ 1 a)))
  (/ (/ 1 1) (- (sqrt (/ 1 a))))
  (/ (/ 1 (acos a)) (sqrt (/ 1 a)))
  (/ (/ 1 1) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (/ (cbrt 1) (cbrt a)))
  (/ (/ 1 1) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ 1 (acos a)) (/ (cbrt 1) (sqrt a)))
  (/ (/ 1 1) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ 1 (acos a)) (/ (cbrt 1) a))
  (/ (/ 1 1) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (/ (sqrt 1) (cbrt a)))
  (/ (/ 1 1) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ 1 (acos a)) (/ (sqrt 1) (sqrt a)))
  (/ (/ 1 1) (- (/ (sqrt 1) 1)))
  (/ (/ 1 (acos a)) (/ (sqrt 1) a))
  (/ (/ 1 1) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (/ 1 (cbrt a)))
  (/ (/ 1 1) (- (/ 1 (sqrt a))))
  (/ (/ 1 (acos a)) (/ 1 (sqrt a)))
  (/ (/ 1 1) (- (/ 1 1)))
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ (/ 1 1) (- 1))
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ (/ 1 1) (- 1))
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ (/ 1 1) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (- (cbrt (/ 1 a))))
  (/ (/ 1 1) (sqrt (/ 1 a)))
  (/ (/ 1 (acos a)) (- (sqrt (/ 1 a))))
  (/ (/ 1 1) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (- (/ (cbrt 1) (cbrt a))))
  (/ (/ 1 1) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ 1 (acos a)) (- (/ (cbrt 1) (sqrt a))))
  (/ (/ 1 1) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ 1 (acos a)) (- (/ (cbrt 1) a)))
  (/ (/ 1 1) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) (cbrt a))))
  (/ (/ 1 1) (/ (sqrt 1) (sqrt a)))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ 1 1) (/ (sqrt 1) 1))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) a)))
  (/ (/ 1 1) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (- (/ 1 (cbrt a))))
  (/ (/ 1 1) (/ 1 (sqrt a)))
  (/ (/ 1 (acos a)) (- (/ 1 (sqrt a))))
  (/ (/ 1 1) (/ 1 1))
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ (/ 1 1) 1)
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ (/ 1 1) 1)
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ 1 (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ 1 (acos a)) (cbrt (- (/ 1 a))))
  (/ 1 (sqrt (- (/ 1 a))))
  (/ (/ 1 (acos a)) (sqrt (- (/ 1 a))))
  (/ 1 1)
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ 1 -1)
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ 1 (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ 1 (acos a)) (cbrt (/ 1 a)))
  (/ 1 (- (sqrt (/ 1 a))))
  (/ (/ 1 (acos a)) (sqrt (/ 1 a)))
  (/ 1 (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (/ (cbrt 1) (cbrt a)))
  (/ 1 (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ 1 (acos a)) (/ (cbrt 1) (sqrt a)))
  (/ 1 (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ 1 (acos a)) (/ (cbrt 1) a))
  (/ 1 (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (/ (sqrt 1) (cbrt a)))
  (/ 1 (- (/ (sqrt 1) (sqrt a))))
  (/ (/ 1 (acos a)) (/ (sqrt 1) (sqrt a)))
  (/ 1 (- (/ (sqrt 1) 1)))
  (/ (/ 1 (acos a)) (/ (sqrt 1) a))
  (/ 1 (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (/ 1 (cbrt a)))
  (/ 1 (- (/ 1 (sqrt a))))
  (/ (/ 1 (acos a)) (/ 1 (sqrt a)))
  (/ 1 (- (/ 1 1)))
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ 1 (- 1))
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ 1 (- 1))
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (- (cbrt (/ 1 a))))
  (/ 1 (sqrt (/ 1 a)))
  (/ (/ 1 (acos a)) (- (sqrt (/ 1 a))))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (- (/ (cbrt 1) (cbrt a))))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ 1 (acos a)) (- (/ (cbrt 1) (sqrt a))))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ 1 (acos a)) (- (/ (cbrt 1) a)))
  (/ 1 (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) (cbrt a))))
  (/ 1 (/ (sqrt 1) (sqrt a)))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) (sqrt a))))
  (/ 1 (/ (sqrt 1) 1))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) a)))
  (/ 1 (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (- (/ 1 (cbrt a))))
  (/ 1 (/ 1 (sqrt a)))
  (/ (/ 1 (acos a)) (- (/ 1 (sqrt a))))
  (/ 1 (/ 1 1))
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ 1 1)
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ 1 1)
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ 1 (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ 1 (acos a)) (cbrt (- (/ 1 a))))
  (/ 1 (sqrt (- (/ 1 a))))
  (/ (/ 1 (acos a)) (sqrt (- (/ 1 a))))
  (/ 1 1)
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ 1 -1)
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ 1 (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ 1 (acos a)) (cbrt (/ 1 a)))
  (/ 1 (- (sqrt (/ 1 a))))
  (/ (/ 1 (acos a)) (sqrt (/ 1 a)))
  (/ 1 (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (/ (cbrt 1) (cbrt a)))
  (/ 1 (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ 1 (acos a)) (/ (cbrt 1) (sqrt a)))
  (/ 1 (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ 1 (acos a)) (/ (cbrt 1) a))
  (/ 1 (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (/ (sqrt 1) (cbrt a)))
  (/ 1 (- (/ (sqrt 1) (sqrt a))))
  (/ (/ 1 (acos a)) (/ (sqrt 1) (sqrt a)))
  (/ 1 (- (/ (sqrt 1) 1)))
  (/ (/ 1 (acos a)) (/ (sqrt 1) a))
  (/ 1 (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (/ 1 (cbrt a)))
  (/ 1 (- (/ 1 (sqrt a))))
  (/ (/ 1 (acos a)) (/ 1 (sqrt a)))
  (/ 1 (- (/ 1 1)))
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ 1 (- 1))
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ 1 (- 1))
  (/ (/ 1 (acos a)) (/ 1 a))
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (- (cbrt (/ 1 a))))
  (/ 1 (sqrt (/ 1 a)))
  (/ (/ 1 (acos a)) (- (sqrt (/ 1 a))))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (- (/ (cbrt 1) (cbrt a))))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ 1 (acos a)) (- (/ (cbrt 1) (sqrt a))))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ 1 (acos a)) (- (/ (cbrt 1) a)))
  (/ 1 (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) (cbrt a))))
  (/ 1 (/ (sqrt 1) (sqrt a)))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) (sqrt a))))
  (/ 1 (/ (sqrt 1) 1))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) a)))
  (/ 1 (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (- (/ 1 (cbrt a))))
  (/ 1 (/ 1 (sqrt a)))
  (/ (/ 1 (acos a)) (- (/ 1 (sqrt a))))
  (/ 1 (/ 1 1))
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ 1 1)
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ 1 1)
  (/ (/ 1 (acos a)) (- (/ 1 a)))
  (/ 1 (- (/ 1 a)))
  (/ (- (/ 1 a)) (/ 1 (acos a)))
  (/ (/ 1 (acos a)) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (/ 1 (acos a)) (sqrt (- (/ 1 a))))
  (/ (/ 1 (acos a)) 1)
  (/ (/ 1 (acos a)) -1)
  (/ (/ 1 (acos a)) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (/ 1 (acos a)) (- (sqrt (/ 1 a))))
  (/ (/ 1 (acos a)) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (/ 1 (acos a)) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) (sqrt a))))
  (/ (/ 1 (acos a)) (- (/ (sqrt 1) 1)))
  (/ (/ 1 (acos a)) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (/ 1 (acos a)) (- (/ 1 (sqrt a))))
  (/ (/ 1 (acos a)) (- (/ 1 1)))
  (/ (/ 1 (acos a)) (- 1))
  (/ (/ 1 (acos a)) (- 1))
  (/ (/ 1 (acos a)) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (sqrt (/ 1 a)))
  (/ (/ 1 (acos a)) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (/ 1 (acos a)) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ 1 (acos a)) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (/ (sqrt 1) (sqrt a)))
  (/ (/ 1 (acos a)) (/ (sqrt 1) 1))
  (/ (/ 1 (acos a)) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (/ 1 (acos a)) (/ 1 (sqrt a)))
  (/ (/ 1 (acos a)) (/ 1 1))
  (/ (/ 1 (acos a)) 1)
  (/ (/ 1 (acos a)) 1)
  (/ (- (/ 1 a)) (cbrt (/ 1 (acos a))))
  (/ (- (/ 1 a)) (sqrt (/ 1 (acos a))))
  (/ (- (/ 1 a)) (/ (cbrt 1) (cbrt (acos a))))
  (/ (- (/ 1 a)) (/ (cbrt 1) (sqrt (acos a))))
  (/ (- (/ 1 a)) (/ (cbrt 1) (acos a)))
  (/ (- (/ 1 a)) (/ (sqrt 1) (cbrt (acos a))))
  (/ (- (/ 1 a)) (/ (sqrt 1) (sqrt (acos a))))
  (/ (- (/ 1 a)) (/ (sqrt 1) (acos a)))
  (/ (- (/ 1 a)) (/ 1 (cbrt (acos a))))
  (/ (- (/ 1 a)) (/ 1 (sqrt (acos a))))
  (/ (- (/ 1 a)) (/ 1 (acos a)))
  (/ (- (/ 1 a)) (/ 1 (acos a)))
  (/ (- (/ 1 a)) (/ 1 (acos a)))
  (/ (/ 1 (acos a)) (- 1))
  (* (- (/ 1 a)) (acos a))
  (expm1 (/ 1 (acos a)))
  (log1p (/ 1 (acos a)))
  (- 1)
  (- (log (acos a)))
  (- 0 (log (acos a)))
  (- (log 1) (log (acos a)))
  (log (/ 1 (acos a)))
  (exp (/ 1 (acos a)))
  (/ (* (* 1 1) 1) (* (* (acos a) (acos a)) (acos a)))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (cbrt (/ 1 (acos a)))
  (* (* (/ 1 (acos a)) (/ 1 (acos a))) (/ 1 (acos a)))
  (sqrt (/ 1 (acos a)))
  (sqrt (/ 1 (acos a)))
  (- 1)
  (- (acos a))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (cbrt 1) (cbrt (acos a)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a)))
  (/ (cbrt 1) (sqrt (acos a)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (acos a))
  (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (sqrt 1) (cbrt (acos a)))
  (/ (sqrt 1) (sqrt (acos a)))
  (/ (sqrt 1) (sqrt (acos a)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (cbrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 1)
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ (acos a) 1)
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ 1 1)
  (/ (acos a) (cbrt 1))
  (/ (acos a) (sqrt 1))
  (/ (acos a) 1)
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
3.693 * * [simplify]: iteration 0: 713 enodes
4.646 * * [simplify]: iteration 1: 2136 enodes
5.081 * * [simplify]: iteration complete: 5001 enodes
5.081 * * [simplify]: Extracting #0: cost 151 inf + 0
5.085 * * [simplify]: Extracting #1: cost 1202 inf + 2
5.093 * * [simplify]: Extracting #2: cost 1606 inf + 230
5.111 * * [simplify]: Extracting #3: cost 1454 inf + 1205
5.120 * * [simplify]: Extracting #4: cost 685 inf + 6801
5.125 * * [simplify]: Extracting #5: cost 81 inf + 12773
5.131 * * [simplify]: Extracting #6: cost 0 inf + 13782
5.140 * [simplify]: Simplified to:
  (expm1 (/ 1 (* (/ -1 a) (acos a))))
  (log1p (/ 1 (* (/ -1 a) (acos a))))
  (- (log (* (/ -1 a) (acos a))))
  (- (log (* (/ -1 a) (acos a))))
  (- (log (* (/ -1 a) (acos a))))
  (- (log (* (/ -1 a) (acos a))))
  (- (log (* (/ -1 a) (acos a))))
  (exp (/ 1 (* (/ -1 a) (acos a))))
  (/ (/ 1 (pow (acos a) 3)) (pow (/ -1 a) 3))
  (/ (pow (/ 1 (acos a)) 3) (pow (/ -1 a) 3))
  (* (cbrt (/ 1 (* (/ -1 a) (acos a)))) (cbrt (/ 1 (* (/ -1 a) (acos a)))))
  (cbrt (/ 1 (* (/ -1 a) (acos a))))
  (pow (/ 1 (* (/ -1 a) (acos a))) 3)
  (sqrt (/ 1 (* (/ -1 a) (acos a))))
  (sqrt (/ 1 (* (/ -1 a) (acos a))))
  (/ -1 (acos a))
  (/ 1 a)
  (/ (cbrt (/ 1 (acos a))) (/ (* (cbrt (/ -1 a)) (cbrt (/ -1 a))) (cbrt (/ 1 (acos a)))))
  (/ (cbrt (/ 1 (acos a))) (cbrt (/ -1 a)))
  (/ (cbrt (/ 1 (acos a))) (/ (sqrt (/ -1 a)) (cbrt (/ 1 (acos a)))))
  (/ (cbrt (/ 1 (acos a))) (sqrt (/ -1 a)))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) -1)
  (* (cbrt (/ 1 (acos a))) a)
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ (cbrt (/ 1 (acos a))) (cbrt (/ 1 a)))
  (/ (cbrt (/ 1 (acos a))) (/ (- (sqrt (/ 1 a))) (cbrt (/ 1 (acos a)))))
  (/ (cbrt (/ 1 (acos a))) (sqrt (/ 1 a)))
  (/ (cbrt (/ 1 (acos a))) (/ (/ (/ -1 (cbrt a)) (cbrt a)) (cbrt (/ 1 (acos a)))))
  (* (cbrt (/ 1 (acos a))) (cbrt a))
  (/ (cbrt (/ 1 (acos a))) (/ (/ -1 (sqrt a)) (cbrt (/ 1 (acos a)))))
  (* (cbrt (/ 1 (acos a))) (sqrt a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) -1)
  (* (cbrt (/ 1 (acos a))) a)
  (/ (cbrt (/ 1 (acos a))) (/ (/ (/ -1 (cbrt a)) (cbrt a)) (cbrt (/ 1 (acos a)))))
  (* (cbrt (/ 1 (acos a))) (cbrt a))
  (/ (cbrt (/ 1 (acos a))) (/ (/ -1 (sqrt a)) (cbrt (/ 1 (acos a)))))
  (* (cbrt (/ 1 (acos a))) (sqrt a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) -1)
  (* (cbrt (/ 1 (acos a))) a)
  (/ (cbrt (/ 1 (acos a))) (/ (/ (/ -1 (cbrt a)) (cbrt a)) (cbrt (/ 1 (acos a)))))
  (* (cbrt (/ 1 (acos a))) (cbrt a))
  (/ (cbrt (/ 1 (acos a))) (/ (/ -1 (sqrt a)) (cbrt (/ 1 (acos a)))))
  (* (cbrt (/ 1 (acos a))) (sqrt a))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) -1)
  (* (cbrt (/ 1 (acos a))) a)
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) -1)
  (* (cbrt (/ 1 (acos a))) a)
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) -1)
  (* (cbrt (/ 1 (acos a))) a)
  (/ (cbrt (/ 1 (acos a))) (/ (* (cbrt (/ 1 a)) (cbrt (/ 1 a))) (cbrt (/ 1 (acos a)))))
  (/ (cbrt (/ 1 (acos a))) (- (cbrt (/ 1 a))))
  (/ (cbrt (/ 1 (acos a))) (/ (sqrt (/ 1 a)) (cbrt (/ 1 (acos a)))))
  (/ (cbrt (/ 1 (acos a))) (- (sqrt (/ 1 a))))
  (* (* (cbrt (/ 1 (acos a))) (cbrt a)) (* (cbrt (/ 1 (acos a))) (cbrt a)))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (cbrt a)))
  (* (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (sqrt a))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (sqrt a)))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 a))
  (* (* (cbrt (/ 1 (acos a))) (cbrt a)) (* (cbrt (/ 1 (acos a))) (cbrt a)))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (cbrt a)))
  (* (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (sqrt a))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (sqrt a)))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 a))
  (* (* (cbrt (/ 1 (acos a))) (cbrt a)) (* (cbrt (/ 1 (acos a))) (cbrt a)))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (cbrt a)))
  (* (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (sqrt a))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (sqrt a)))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 a))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 a))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 a))
  (/ (sqrt (/ 1 (acos a))) (* (cbrt (/ -1 a)) (cbrt (/ -1 a))))
  (/ (sqrt (/ 1 (acos a))) (cbrt (/ -1 a)))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ -1 a)))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ -1 a)))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (sqrt (/ 1 (acos a))) (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (cbrt (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (- (sqrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (sqrt (/ 1 (acos a))) (cbrt a))
  (/ (sqrt (/ 1 (acos a))) (/ -1 (sqrt a)))
  (* (sqrt (/ 1 (acos a))) (sqrt a))
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (sqrt (/ 1 (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (sqrt (/ 1 (acos a))) (cbrt a))
  (/ (sqrt (/ 1 (acos a))) (/ -1 (sqrt a)))
  (* (sqrt (/ 1 (acos a))) (sqrt a))
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (sqrt (/ 1 (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (sqrt (/ 1 (acos a))) (cbrt a))
  (/ (sqrt (/ 1 (acos a))) (/ -1 (sqrt a)))
  (* (sqrt (/ 1 (acos a))) (sqrt a))
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (/ (sqrt (/ 1 (acos a))) (cbrt (/ 1 a))) (cbrt (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (- (cbrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (- (sqrt (/ 1 a))))
  (* (sqrt (/ 1 (acos a))) (* (cbrt a) (cbrt a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 (cbrt a)))
  (* (sqrt (/ 1 (acos a))) (sqrt a))
  (/ (sqrt (/ 1 (acos a))) (/ -1 (sqrt a)))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (* (sqrt (/ 1 (acos a))) (* (cbrt a) (cbrt a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 (cbrt a)))
  (* (sqrt (/ 1 (acos a))) (sqrt a))
  (/ (sqrt (/ 1 (acos a))) (/ -1 (sqrt a)))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (* (sqrt (/ 1 (acos a))) (* (cbrt a) (cbrt a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 (cbrt a)))
  (* (sqrt (/ 1 (acos a))) (sqrt a))
  (/ (sqrt (/ 1 (acos a))) (/ -1 (sqrt a)))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt (/ -1 a)) (cbrt (/ -1 a))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (/ -1 a)))
  (/ 1 (* (sqrt (/ -1 a)) (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (sqrt (/ -1 a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (acos a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (sqrt (/ 1 a))))
  (/ (/ 1 (cbrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (cbrt (acos a))) (cbrt a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ -1 (sqrt a)))
  (* (/ 1 (cbrt (acos a))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (cbrt (acos a))) (cbrt a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ -1 (sqrt a)))
  (* (/ 1 (cbrt (acos a))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (cbrt (acos a))) (cbrt a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ -1 (sqrt a)))
  (* (/ 1 (cbrt (acos a))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ 1 (* (* (cbrt (/ 1 a)) (cbrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (- (cbrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (- (sqrt (/ 1 a))))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (* (* (cbrt (/ -1 a)) (cbrt (/ -1 a))) (sqrt (acos a))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ -1 a)))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ -1 a)))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ -1 a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ 1 (* (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))) (sqrt (acos a))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (sqrt (acos a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ (/ 1 (sqrt (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ (/ 1 (sqrt (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ (/ 1 (sqrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (- (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (sqrt (acos a))))
  (* (* (/ 1 (sqrt (acos a))) (cbrt a)) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (* (* (/ 1 (sqrt (acos a))) (cbrt a)) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (* (* (/ 1 (sqrt (acos a))) (cbrt a)) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ (/ 1 (cbrt (/ -1 a))) (cbrt (/ -1 a)))
  (/ 1 (* (cbrt (/ -1 a)) (acos a)))
  (/ 1 (sqrt (/ -1 a)))
  (/ (/ 1 (acos a)) (sqrt (/ -1 a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (cbrt (/ 1 a)))
  (/ 1 (- (sqrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (acos a)))
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (- (cbrt (/ 1 a))))
  (/ 1 (sqrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt (/ -1 a)) (cbrt (/ -1 a))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (/ -1 a)))
  (/ 1 (* (sqrt (/ -1 a)) (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (sqrt (/ -1 a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (acos a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (sqrt (/ 1 a))))
  (/ (/ 1 (cbrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (cbrt (acos a))) (cbrt a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ -1 (sqrt a)))
  (* (/ 1 (cbrt (acos a))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (cbrt (acos a))) (cbrt a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ -1 (sqrt a)))
  (* (/ 1 (cbrt (acos a))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (cbrt (acos a))) (cbrt a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ -1 (sqrt a)))
  (* (/ 1 (cbrt (acos a))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ 1 (* (* (cbrt (/ 1 a)) (cbrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (- (cbrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (- (sqrt (/ 1 a))))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (* (* (cbrt (/ -1 a)) (cbrt (/ -1 a))) (sqrt (acos a))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ -1 a)))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ -1 a)))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ -1 a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ 1 (* (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))) (sqrt (acos a))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (sqrt (acos a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ (/ 1 (sqrt (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ (/ 1 (sqrt (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ (/ 1 (sqrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (- (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (sqrt (acos a))))
  (* (* (/ 1 (sqrt (acos a))) (cbrt a)) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (* (* (/ 1 (sqrt (acos a))) (cbrt a)) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (* (* (/ 1 (sqrt (acos a))) (cbrt a)) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ (/ 1 (cbrt (/ -1 a))) (cbrt (/ -1 a)))
  (/ 1 (* (cbrt (/ -1 a)) (acos a)))
  (/ 1 (sqrt (/ -1 a)))
  (/ (/ 1 (acos a)) (sqrt (/ -1 a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (cbrt (/ 1 a)))
  (/ 1 (- (sqrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (acos a)))
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (- (cbrt (/ 1 a))))
  (/ 1 (sqrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt (/ -1 a)) (cbrt (/ -1 a))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (/ -1 a)))
  (/ 1 (* (sqrt (/ -1 a)) (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (sqrt (/ -1 a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (acos a))))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (- (sqrt (/ 1 a))))
  (/ (/ 1 (cbrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (cbrt (acos a))) (cbrt a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ -1 (sqrt a)))
  (* (/ 1 (cbrt (acos a))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (cbrt (acos a))) (cbrt a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ -1 (sqrt a)))
  (* (/ 1 (cbrt (acos a))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (cbrt (acos a))) (cbrt a))
  (/ (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (/ -1 (sqrt a)))
  (* (/ 1 (cbrt (acos a))) (sqrt a))
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ 1 (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (* (/ 1 (cbrt (acos a))) a)
  (/ 1 (* (* (cbrt (/ 1 a)) (cbrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (- (cbrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (- (sqrt (/ 1 a))))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (* (cbrt a) (cbrt a)))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (* (cbrt (acos a)) (cbrt (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (/ -1 a))
  (/ 1 (* (* (cbrt (/ -1 a)) (cbrt (/ -1 a))) (sqrt (acos a))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ -1 a)))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ -1 a)))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ -1 a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ 1 (* (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))) (sqrt (acos a))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (sqrt (acos a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ (/ 1 (sqrt (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ (/ 1 (sqrt (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ (/ 1 (sqrt (acos a))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (/ (/ 1 (sqrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (- (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (sqrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (sqrt (acos a))))
  (* (* (/ 1 (sqrt (acos a))) (cbrt a)) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (* (* (/ 1 (sqrt (acos a))) (cbrt a)) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (* (* (/ 1 (sqrt (acos a))) (cbrt a)) (cbrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (cbrt a)))
  (* (/ 1 (sqrt (acos a))) (sqrt a))
  (/ (/ 1 (sqrt (acos a))) (/ -1 (sqrt a)))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ 1 (sqrt (acos a)))
  (/ (/ 1 (sqrt (acos a))) (/ -1 a))
  (/ (/ 1 (cbrt (/ -1 a))) (cbrt (/ -1 a)))
  (/ (/ 1 (acos a)) (cbrt (/ -1 a)))
  (/ 1 (sqrt (/ -1 a)))
  (/ (/ 1 (acos a)) (sqrt (/ -1 a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ 1 (* (cbrt (/ 1 a)) (acos a)))
  (/ 1 (- (sqrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (acos a)))
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (- (cbrt (/ 1 a))))
  (/ 1 (sqrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (/ (/ 1 (cbrt (/ -1 a))) (cbrt (/ -1 a)))
  (/ (/ 1 (acos a)) (cbrt (/ -1 a)))
  (/ 1 (sqrt (/ -1 a)))
  (/ (/ 1 (acos a)) (sqrt (/ -1 a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ 1 (* (cbrt (/ 1 a)) (acos a)))
  (/ 1 (- (sqrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (acos a)))
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (- (cbrt (/ 1 a))))
  (/ 1 (sqrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (/ (/ 1 (cbrt (/ -1 a))) (cbrt (/ -1 a)))
  (/ (/ 1 (acos a)) (cbrt (/ -1 a)))
  (/ 1 (sqrt (/ -1 a)))
  (/ (/ 1 (acos a)) (sqrt (/ -1 a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ 1 (* (cbrt (/ 1 a)) (acos a)))
  (/ 1 (- (sqrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (acos a)))
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (/ 1 (/ -1 (sqrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (acos a)) (- (cbrt (/ 1 a))))
  (/ 1 (sqrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ (/ 1 (acos a)) (/ -1 (cbrt a)))
  (sqrt a)
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (/ 1 (/ -1 a))
  (* (/ -1 a) (acos a))
  (/ (/ 1 (* (cbrt (/ -1 a)) (acos a))) (cbrt (/ -1 a)))
  (/ (/ 1 (acos a)) (sqrt (/ -1 a)))
  (/ 1 (acos a))
  (/ 1 (- (acos a)))
  (/ 1 (* (- (cbrt (/ 1 a))) (* (cbrt (/ 1 a)) (acos a))))
  (/ 1 (* (- (sqrt (/ 1 a))) (acos a)))
  (/ 1 (* (/ (/ -1 (cbrt a)) (cbrt a)) (acos a)))
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  (/ 1 (- (acos a)))
  (/ 1 (* (/ (/ -1 (cbrt a)) (cbrt a)) (acos a)))
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  (/ 1 (- (acos a)))
  (/ 1 (* (/ (/ -1 (cbrt a)) (cbrt a)) (acos a)))
  (/ 1 (* (/ -1 (sqrt a)) (acos a)))
  (/ 1 (- (acos a)))
  (/ 1 (- (acos a)))
  (/ 1 (- (acos a)))
  (/ 1 (* (* (cbrt (/ 1 a)) (cbrt (/ 1 a))) (acos a)))
  (/ 1 (* (sqrt (/ 1 a)) (acos a)))
  (* (/ 1 (acos a)) (* (cbrt a) (cbrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  (/ 1 (acos a))
  (* (/ 1 (acos a)) (* (cbrt a) (cbrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  (/ 1 (acos a))
  (* (/ 1 (acos a)) (* (cbrt a) (cbrt a)))
  (* (/ 1 (acos a)) (sqrt a))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ (/ -1 a) (cbrt (/ 1 (acos a))))
  (/ (/ -1 a) (sqrt (/ 1 (acos a))))
  (* (/ -1 a) (cbrt (acos a)))
  (* (/ -1 a) (sqrt (acos a)))
  (* (/ -1 a) (acos a))
  (* (/ -1 a) (cbrt (acos a)))
  (* (/ -1 a) (sqrt (acos a)))
  (* (/ -1 a) (acos a))
  (* (/ -1 a) (cbrt (acos a)))
  (* (/ -1 a) (sqrt (acos a)))
  (* (/ -1 a) (acos a))
  (* (/ -1 a) (acos a))
  (* (/ -1 a) (acos a))
  (/ 1 (- (acos a)))
  (* (/ -1 a) (acos a))
  (expm1 (/ 1 (acos a)))
  (log1p (/ 1 (acos a)))
  -1
  (- (log (acos a)))
  (- (log (acos a)))
  (- (log (acos a)))
  (- (log (acos a)))
  (exp (/ 1 (acos a)))
  (/ 1 (pow (acos a) 3))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (cbrt (/ 1 (acos a)))
  (pow (/ 1 (acos a)) 3)
  (sqrt (/ 1 (acos a)))
  (sqrt (/ 1 (acos a)))
  -1
  (- (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (cbrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (sqrt (acos a)))
  1
  (/ 1 (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (cbrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (sqrt (acos a)))
  1
  (/ 1 (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (cbrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (sqrt (acos a)))
  1
  (/ 1 (acos a))
  (/ 1 (acos a))
  (acos a)
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (sqrt (acos a)))
  1
  (acos a)
  (acos a)
  (acos a)
  (/ (- a) (acos a))
  (/ (- a) (acos a))
  (/ (- a) (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
5.145 * * * [progress]: adding candidates to table
5.822 * * [progress]: iteration 4 / 4
5.822 * * * [progress]: picking best candidate
5.860 * * * * [pick]: Picked  #<alt (λ (a) (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))>
5.860 * * * [progress]: localizing error
5.879 * * * [progress]: generating rewritten candidates
5.879 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1)
5.879 * * * * [progress]: [ 2 / 4 ] rewriting at (2)
5.908 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1 1)
5.917 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1)
5.926 * * * [progress]: generating series expansions
5.926 * * * * [progress]: [ 1 / 4 ] generating series at (2 1)
5.926 * [backup-simplify]: Simplify (expm1 (log1p (/ 1 (acos a)))) into (expm1 (log1p (/ 1 (acos a))))
5.926 * [approximate]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos a)))) in (a) around 0
5.926 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos a)))) in a
5.927 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos a)))) 1)
5.927 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos a)))) in a
5.927 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos a))) in a
5.927 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos a))))
5.927 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos a))) in a
5.927 * [taylor]: Taking taylor expansion of 1 in a
5.927 * [backup-simplify]: Simplify 1 into 1
5.927 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
5.927 * [taylor]: Taking taylor expansion of (acos a) in a
5.927 * [backup-simplify]: Simplify (acos a) into (acos a)
5.927 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
5.927 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos a))) into (+ (/ 1 (acos a)) 1)
5.927 * [backup-simplify]: Simplify (log (+ (/ 1 (acos a)) 1)) into (log (+ (/ 1 (acos a)) 1))
5.927 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos a)) 1))) into (+ (/ 1 (acos a)) 1)
5.927 * [taylor]: Taking taylor expansion of 1 in a
5.927 * [backup-simplify]: Simplify 1 into 1
5.927 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos a)))) in a
5.927 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos a)))) 1)
5.927 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos a)))) in a
5.927 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos a))) in a
5.927 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos a))))
5.927 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos a))) in a
5.927 * [taylor]: Taking taylor expansion of 1 in a
5.927 * [backup-simplify]: Simplify 1 into 1
5.927 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
5.927 * [taylor]: Taking taylor expansion of (acos a) in a
5.928 * [backup-simplify]: Simplify (acos a) into (acos a)
5.928 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
5.928 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos a))) into (+ (/ 1 (acos a)) 1)
5.928 * [backup-simplify]: Simplify (log (+ (/ 1 (acos a)) 1)) into (log (+ (/ 1 (acos a)) 1))
5.928 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos a)) 1))) into (+ (/ 1 (acos a)) 1)
5.928 * [taylor]: Taking taylor expansion of 1 in a
5.928 * [backup-simplify]: Simplify 1 into 1
5.929 * [backup-simplify]: Simplify (- 1) into -1
5.929 * [backup-simplify]: Simplify (+ (+ (/ 1 (acos a)) 1) -1) into (/ 1 (acos a))
5.929 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
5.929 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
5.929 * [backup-simplify]: Simplify (+ 0 0) into 0
5.930 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 1) into 0
5.931 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 1) 1)))) into 0
5.931 * [backup-simplify]: Simplify (- 0) into 0
5.931 * [backup-simplify]: Simplify (+ 0 0) into 0
5.931 * [backup-simplify]: Simplify 0 into 0
5.932 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
5.932 * [backup-simplify]: Simplify (+ 0 0) into 0
5.933 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 2) into 0
5.935 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
5.935 * [backup-simplify]: Simplify (- 0) into 0
5.935 * [backup-simplify]: Simplify (+ 0 0) into 0
5.935 * [backup-simplify]: Simplify 0 into 0
5.936 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
5.936 * [backup-simplify]: Simplify (+ 0 0) into 0
5.938 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 6) into 0
5.940 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
5.940 * [backup-simplify]: Simplify (- 0) into 0
5.940 * [backup-simplify]: Simplify (+ 0 0) into 0
5.940 * [backup-simplify]: Simplify 0 into 0
5.941 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
5.941 * [backup-simplify]: Simplify (+ 0 0) into 0
5.945 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 24) into 0
5.947 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
5.948 * [backup-simplify]: Simplify (- 0) into 0
5.948 * [backup-simplify]: Simplify (+ 0 0) into 0
5.948 * [backup-simplify]: Simplify 0 into 0
5.949 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
5.949 * [backup-simplify]: Simplify (+ 0 0) into 0
5.959 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (/ 1 (acos a)) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 120) into 0
5.963 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 5) 120)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
5.964 * [backup-simplify]: Simplify (- 0) into 0
5.965 * [backup-simplify]: Simplify (+ 0 0) into 0
5.965 * [backup-simplify]: Simplify 0 into 0
5.966 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
5.966 * [backup-simplify]: Simplify (+ 0 0) into 0
5.984 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (/ 1 (acos a)) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 720) into 0
5.989 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 6) 720)) (* (/ (pow 0 4) 24) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 2) 2)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
5.990 * [backup-simplify]: Simplify (- 0) into 0
5.990 * [backup-simplify]: Simplify (+ 0 0) into 0
5.990 * [backup-simplify]: Simplify 0 into 0
5.990 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
5.990 * [backup-simplify]: Simplify (expm1 (log1p (/ 1 (acos (/ 1 a))))) into (expm1 (log1p (/ 1 (acos (/ 1 a)))))
5.990 * [approximate]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ 1 a))))) in (a) around 0
5.991 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ 1 a))))) in a
5.991 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos (/ 1 a))))) 1)
5.991 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos (/ 1 a))))) in a
5.991 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ 1 a)))) in a
5.991 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ 1 a)))))
5.991 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ 1 a)))) in a
5.991 * [taylor]: Taking taylor expansion of 1 in a
5.991 * [backup-simplify]: Simplify 1 into 1
5.991 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
5.991 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
5.991 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
5.991 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
5.991 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ 1 a)))) into (+ (/ 1 (acos (/ 1 a))) 1)
5.991 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ 1 a))) 1)) into (log (+ (/ 1 (acos (/ 1 a))) 1))
5.991 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) into (+ (/ 1 (acos (/ 1 a))) 1)
5.991 * [taylor]: Taking taylor expansion of 1 in a
5.991 * [backup-simplify]: Simplify 1 into 1
5.991 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ 1 a))))) in a
5.991 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos (/ 1 a))))) 1)
5.991 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos (/ 1 a))))) in a
5.991 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ 1 a)))) in a
5.992 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ 1 a)))))
5.992 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ 1 a)))) in a
5.992 * [taylor]: Taking taylor expansion of 1 in a
5.992 * [backup-simplify]: Simplify 1 into 1
5.992 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
5.992 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
5.992 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
5.992 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
5.992 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ 1 a)))) into (+ (/ 1 (acos (/ 1 a))) 1)
5.992 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ 1 a))) 1)) into (log (+ (/ 1 (acos (/ 1 a))) 1))
5.992 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) into (+ (/ 1 (acos (/ 1 a))) 1)
5.992 * [taylor]: Taking taylor expansion of 1 in a
5.992 * [backup-simplify]: Simplify 1 into 1
5.993 * [backup-simplify]: Simplify (- 1) into -1
5.993 * [backup-simplify]: Simplify (+ (+ (/ 1 (acos (/ 1 a))) 1) -1) into (/ 1 (acos (/ 1 a)))
5.993 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
5.993 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
5.993 * [backup-simplify]: Simplify (+ 0 0) into 0
5.994 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 1) into 0
5.995 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 1) 1)))) into 0
5.995 * [backup-simplify]: Simplify (- 0) into 0
5.996 * [backup-simplify]: Simplify (+ 0 0) into 0
5.996 * [backup-simplify]: Simplify 0 into 0
5.996 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
5.996 * [backup-simplify]: Simplify (+ 0 0) into 0
5.998 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 2) into 0
5.999 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.000 * [backup-simplify]: Simplify (- 0) into 0
6.000 * [backup-simplify]: Simplify (+ 0 0) into 0
6.000 * [backup-simplify]: Simplify 0 into 0
6.000 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.001 * [backup-simplify]: Simplify (+ 0 0) into 0
6.003 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 6) into 0
6.005 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.005 * [backup-simplify]: Simplify (- 0) into 0
6.005 * [backup-simplify]: Simplify (+ 0 0) into 0
6.005 * [backup-simplify]: Simplify 0 into 0
6.006 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.006 * [backup-simplify]: Simplify (+ 0 0) into 0
6.011 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 24) into 0
6.017 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.017 * [backup-simplify]: Simplify (- 0) into 0
6.018 * [backup-simplify]: Simplify (+ 0 0) into 0
6.018 * [backup-simplify]: Simplify 0 into 0
6.018 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.019 * [backup-simplify]: Simplify (+ 0 0) into 0
6.030 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 120) into 0
6.034 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 5) 120)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.035 * [backup-simplify]: Simplify (- 0) into 0
6.035 * [backup-simplify]: Simplify (+ 0 0) into 0
6.036 * [backup-simplify]: Simplify 0 into 0
6.036 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.037 * [backup-simplify]: Simplify (+ 0 0) into 0
6.055 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 720) into 0
6.062 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 6) 720)) (* (/ (pow 0 4) 24) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 2) 2)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.063 * [backup-simplify]: Simplify (- 0) into 0
6.063 * [backup-simplify]: Simplify (+ 0 0) into 0
6.063 * [backup-simplify]: Simplify 0 into 0
6.064 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 (/ 1 a)))) into (/ 1 (acos a))
6.064 * [backup-simplify]: Simplify (expm1 (log1p (/ 1 (acos (/ 1 (- a)))))) into (expm1 (log1p (/ 1 (acos (/ -1 a)))))
6.064 * [approximate]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ -1 a))))) in (a) around 0
6.064 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ -1 a))))) in a
6.064 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos (/ -1 a))))) 1)
6.064 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos (/ -1 a))))) in a
6.064 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ -1 a)))) in a
6.064 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ -1 a)))))
6.064 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ -1 a)))) in a
6.064 * [taylor]: Taking taylor expansion of 1 in a
6.064 * [backup-simplify]: Simplify 1 into 1
6.064 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
6.065 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
6.065 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
6.065 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.065 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ -1 a)))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.065 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ -1 a))) 1)) into (log (+ (/ 1 (acos (/ -1 a))) 1))
6.065 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.065 * [taylor]: Taking taylor expansion of 1 in a
6.066 * [backup-simplify]: Simplify 1 into 1
6.066 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ -1 a))))) in a
6.066 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos (/ -1 a))))) 1)
6.066 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos (/ -1 a))))) in a
6.066 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ -1 a)))) in a
6.066 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ -1 a)))))
6.066 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ -1 a)))) in a
6.066 * [taylor]: Taking taylor expansion of 1 in a
6.066 * [backup-simplify]: Simplify 1 into 1
6.066 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
6.066 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
6.066 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
6.066 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.066 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ -1 a)))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.066 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ -1 a))) 1)) into (log (+ (/ 1 (acos (/ -1 a))) 1))
6.067 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.067 * [taylor]: Taking taylor expansion of 1 in a
6.067 * [backup-simplify]: Simplify 1 into 1
6.068 * [backup-simplify]: Simplify (- 1) into -1
6.068 * [backup-simplify]: Simplify (+ (+ (/ 1 (acos (/ -1 a))) 1) -1) into (/ 1 (acos (/ -1 a)))
6.068 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.069 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
6.069 * [backup-simplify]: Simplify (+ 0 0) into 0
6.071 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 1) into 0
6.072 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 1) 1)))) into 0
6.073 * [backup-simplify]: Simplify (- 0) into 0
6.073 * [backup-simplify]: Simplify (+ 0 0) into 0
6.073 * [backup-simplify]: Simplify 0 into 0
6.074 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.074 * [backup-simplify]: Simplify (+ 0 0) into 0
6.077 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 2) into 0
6.079 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.080 * [backup-simplify]: Simplify (- 0) into 0
6.080 * [backup-simplify]: Simplify (+ 0 0) into 0
6.080 * [backup-simplify]: Simplify 0 into 0
6.081 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.081 * [backup-simplify]: Simplify (+ 0 0) into 0
6.086 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 6) into 0
6.088 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.089 * [backup-simplify]: Simplify (- 0) into 0
6.089 * [backup-simplify]: Simplify (+ 0 0) into 0
6.089 * [backup-simplify]: Simplify 0 into 0
6.090 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.091 * [backup-simplify]: Simplify (+ 0 0) into 0
6.095 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 24) into 0
6.097 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.098 * [backup-simplify]: Simplify (- 0) into 0
6.098 * [backup-simplify]: Simplify (+ 0 0) into 0
6.098 * [backup-simplify]: Simplify 0 into 0
6.099 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.099 * [backup-simplify]: Simplify (+ 0 0) into 0
6.105 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 120) into 0
6.108 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 5) 120)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.108 * [backup-simplify]: Simplify (- 0) into 0
6.109 * [backup-simplify]: Simplify (+ 0 0) into 0
6.109 * [backup-simplify]: Simplify 0 into 0
6.109 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.110 * [backup-simplify]: Simplify (+ 0 0) into 0
6.120 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 720) into 0
6.124 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 6) 720)) (* (/ (pow 0 4) 24) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 2) 2)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.125 * [backup-simplify]: Simplify (- 0) into 0
6.125 * [backup-simplify]: Simplify (+ 0 0) into 0
6.125 * [backup-simplify]: Simplify 0 into 0
6.125 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 (/ 1 (- a))))) into (/ 1 (acos a))
6.125 * * * * [progress]: [ 2 / 4 ] generating series at (2)
6.125 * [backup-simplify]: Simplify (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))) into (* -1 (* a (expm1 (log1p (/ 1 (acos a))))))
6.125 * [approximate]: Taking taylor expansion of (* -1 (* a (expm1 (log1p (/ 1 (acos a)))))) in (a) around 0
6.125 * [taylor]: Taking taylor expansion of (* -1 (* a (expm1 (log1p (/ 1 (acos a)))))) in a
6.125 * [taylor]: Taking taylor expansion of -1 in a
6.125 * [backup-simplify]: Simplify -1 into -1
6.125 * [taylor]: Taking taylor expansion of (* a (expm1 (log1p (/ 1 (acos a))))) in a
6.125 * [taylor]: Taking taylor expansion of a in a
6.126 * [backup-simplify]: Simplify 0 into 0
6.126 * [backup-simplify]: Simplify 1 into 1
6.126 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos a)))) in a
6.126 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos a)))) 1)
6.126 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos a)))) in a
6.126 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos a))) in a
6.126 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos a))))
6.126 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos a))) in a
6.126 * [taylor]: Taking taylor expansion of 1 in a
6.126 * [backup-simplify]: Simplify 1 into 1
6.126 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
6.126 * [taylor]: Taking taylor expansion of (acos a) in a
6.126 * [backup-simplify]: Simplify (acos a) into (acos a)
6.126 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
6.126 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos a))) into (+ (/ 1 (acos a)) 1)
6.126 * [backup-simplify]: Simplify (log (+ (/ 1 (acos a)) 1)) into (log (+ (/ 1 (acos a)) 1))
6.126 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos a)) 1))) into (+ (/ 1 (acos a)) 1)
6.126 * [taylor]: Taking taylor expansion of 1 in a
6.126 * [backup-simplify]: Simplify 1 into 1
6.126 * [taylor]: Taking taylor expansion of (* -1 (* a (expm1 (log1p (/ 1 (acos a)))))) in a
6.126 * [taylor]: Taking taylor expansion of -1 in a
6.126 * [backup-simplify]: Simplify -1 into -1
6.126 * [taylor]: Taking taylor expansion of (* a (expm1 (log1p (/ 1 (acos a))))) in a
6.126 * [taylor]: Taking taylor expansion of a in a
6.126 * [backup-simplify]: Simplify 0 into 0
6.126 * [backup-simplify]: Simplify 1 into 1
6.126 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos a)))) in a
6.126 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos a)))) 1)
6.126 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos a)))) in a
6.126 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos a))) in a
6.127 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos a))))
6.127 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos a))) in a
6.127 * [taylor]: Taking taylor expansion of 1 in a
6.127 * [backup-simplify]: Simplify 1 into 1
6.127 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
6.127 * [taylor]: Taking taylor expansion of (acos a) in a
6.127 * [backup-simplify]: Simplify (acos a) into (acos a)
6.127 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
6.127 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos a))) into (+ (/ 1 (acos a)) 1)
6.127 * [backup-simplify]: Simplify (log (+ (/ 1 (acos a)) 1)) into (log (+ (/ 1 (acos a)) 1))
6.127 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos a)) 1))) into (+ (/ 1 (acos a)) 1)
6.127 * [taylor]: Taking taylor expansion of 1 in a
6.127 * [backup-simplify]: Simplify 1 into 1
6.128 * [backup-simplify]: Simplify (- 1) into -1
6.128 * [backup-simplify]: Simplify (+ (+ (/ 1 (acos a)) 1) -1) into (/ 1 (acos a))
6.128 * [backup-simplify]: Simplify (* 0 (/ 1 (acos a))) into 0
6.128 * [backup-simplify]: Simplify (* -1 0) into 0
6.128 * [backup-simplify]: Simplify 0 into 0
6.128 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
6.129 * [backup-simplify]: Simplify (+ 0 0) into 0
6.129 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 1) into 0
6.130 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 1) 1)))) into 0
6.131 * [backup-simplify]: Simplify (- 0) into 0
6.131 * [backup-simplify]: Simplify (+ 0 0) into 0
6.131 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (/ 1 (acos a)))) into (/ 1 (acos a))
6.132 * [backup-simplify]: Simplify (+ (* -1 (/ 1 (acos a))) (* 0 0)) into (- (/ 1 (acos a)))
6.132 * [backup-simplify]: Simplify (- (/ 1 (acos a))) into (- (/ 1 (acos a)))
6.132 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.133 * [backup-simplify]: Simplify (+ 0 0) into 0
6.134 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 2) into 0
6.135 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.135 * [backup-simplify]: Simplify (- 0) into 0
6.136 * [backup-simplify]: Simplify (+ 0 0) into 0
6.137 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (/ 1 (acos a))))) into 0
6.137 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (/ 1 (acos a))) (* 0 0))) into 0
6.137 * [backup-simplify]: Simplify 0 into 0
6.138 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.138 * [backup-simplify]: Simplify (+ 0 0) into 0
6.140 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 6) into 0
6.142 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.142 * [backup-simplify]: Simplify (- 0) into 0
6.142 * [backup-simplify]: Simplify (+ 0 0) into 0
6.143 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0
6.144 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (/ 1 (acos a))) (* 0 0)))) into 0
6.144 * [backup-simplify]: Simplify 0 into 0
6.145 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.145 * [backup-simplify]: Simplify (+ 0 0) into 0
6.149 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 24) into 0
6.151 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.151 * [backup-simplify]: Simplify (- 0) into 0
6.152 * [backup-simplify]: Simplify (+ 0 0) into 0
6.153 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0
6.154 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (acos a))) (* 0 0))))) into 0
6.154 * [backup-simplify]: Simplify 0 into 0
6.155 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.155 * [backup-simplify]: Simplify (+ 0 0) into 0
6.163 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (/ 1 (acos a)) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 120) into 0
6.166 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 5) 120)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.166 * [backup-simplify]: Simplify (- 0) into 0
6.167 * [backup-simplify]: Simplify (+ 0 0) into 0
6.168 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0
6.170 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (acos a))) (* 0 0)))))) into 0
6.170 * [backup-simplify]: Simplify 0 into 0
6.170 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.171 * [backup-simplify]: Simplify (+ 0 0) into 0
6.181 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (/ 1 (acos a)) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 720) into 0
6.185 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 6) 720)) (* (/ (pow 0 4) 24) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 2) 2)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.185 * [backup-simplify]: Simplify (- 0) into 0
6.185 * [backup-simplify]: Simplify (+ 0 0) into 0
6.187 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0
6.189 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (acos a))) (* 0 0))))))) into 0
6.189 * [backup-simplify]: Simplify 0 into 0
6.189 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.190 * [backup-simplify]: Simplify (+ 0 0) into 0
6.204 * [backup-simplify]: Simplify (/ (+ (* 720 (/ (* (pow (* 1 0) 7)) (pow (+ (/ 1 (acos a)) 1) 7))) (* -2520 (/ (* (pow (* 1 0) 5) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 6))) (* 2520 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 5))) (* 840 (/ (* (pow (* 1 0) 4) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 5))) (* -630 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 3)) (pow (+ (/ 1 (acos a)) 1) 4))) (* -1260 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 4))) (* -210 (/ (* (pow (* 1 0) 3) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 210 (/ (* 1 (pow (* 2 0) 2) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 140 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 210 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 42 (/ (* (pow (* 1 0) 2) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -35 (/ (* 1 1 (pow (* 6 0) 1) (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -21 (/ (* 1 (pow (* 2 0) 1) 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -7 (/ (* (pow (* 1 0) 1) 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 1 1 1 (pow (* 5040 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 5040) into 0
6.210 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos a)) 1))) (+ (* (/ (pow 0 7) 5040)) (* (/ (pow 0 5) 120) (/ (pow 0 1) 1)) (* (/ (pow 0 4) 24) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6) (/ (pow 0 2) 2)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.210 * [backup-simplify]: Simplify (- 0) into 0
6.210 * [backup-simplify]: Simplify (+ 0 0) into 0
6.212 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))))) into 0
6.214 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 (acos a))) (* 0 0)))))))) into 0
6.214 * [backup-simplify]: Simplify 0 into 0
6.215 * [backup-simplify]: Simplify (* (- (/ 1 (acos a))) a) into (* -1 (/ a (acos a)))
6.215 * [backup-simplify]: Simplify (/ (expm1 (log1p (/ 1 (acos (/ 1 a))))) (- (/ 1 (/ 1 a)))) into (* -1 (/ (expm1 (log1p (/ 1 (acos (/ 1 a))))) a))
6.215 * [approximate]: Taking taylor expansion of (* -1 (/ (expm1 (log1p (/ 1 (acos (/ 1 a))))) a)) in (a) around 0
6.215 * [taylor]: Taking taylor expansion of (* -1 (/ (expm1 (log1p (/ 1 (acos (/ 1 a))))) a)) in a
6.215 * [taylor]: Taking taylor expansion of -1 in a
6.215 * [backup-simplify]: Simplify -1 into -1
6.215 * [taylor]: Taking taylor expansion of (/ (expm1 (log1p (/ 1 (acos (/ 1 a))))) a) in a
6.215 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ 1 a))))) in a
6.215 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos (/ 1 a))))) 1)
6.215 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos (/ 1 a))))) in a
6.215 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ 1 a)))) in a
6.215 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ 1 a)))))
6.215 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ 1 a)))) in a
6.215 * [taylor]: Taking taylor expansion of 1 in a
6.215 * [backup-simplify]: Simplify 1 into 1
6.215 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
6.215 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
6.215 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
6.215 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
6.215 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ 1 a)))) into (+ (/ 1 (acos (/ 1 a))) 1)
6.215 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ 1 a))) 1)) into (log (+ (/ 1 (acos (/ 1 a))) 1))
6.216 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) into (+ (/ 1 (acos (/ 1 a))) 1)
6.216 * [taylor]: Taking taylor expansion of 1 in a
6.216 * [backup-simplify]: Simplify 1 into 1
6.216 * [taylor]: Taking taylor expansion of a in a
6.216 * [backup-simplify]: Simplify 0 into 0
6.216 * [backup-simplify]: Simplify 1 into 1
6.216 * [backup-simplify]: Simplify (- 1) into -1
6.216 * [backup-simplify]: Simplify (+ (+ (/ 1 (acos (/ 1 a))) 1) -1) into (/ 1 (acos (/ 1 a)))
6.216 * [backup-simplify]: Simplify (/ (/ 1 (acos (/ 1 a))) 1) into (/ 1 (acos (/ 1 a)))
6.216 * [taylor]: Taking taylor expansion of (* -1 (/ (expm1 (log1p (/ 1 (acos (/ 1 a))))) a)) in a
6.216 * [taylor]: Taking taylor expansion of -1 in a
6.216 * [backup-simplify]: Simplify -1 into -1
6.216 * [taylor]: Taking taylor expansion of (/ (expm1 (log1p (/ 1 (acos (/ 1 a))))) a) in a
6.217 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ 1 a))))) in a
6.217 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos (/ 1 a))))) 1)
6.217 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos (/ 1 a))))) in a
6.217 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ 1 a)))) in a
6.217 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ 1 a)))))
6.217 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ 1 a)))) in a
6.217 * [taylor]: Taking taylor expansion of 1 in a
6.217 * [backup-simplify]: Simplify 1 into 1
6.217 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
6.217 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
6.217 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
6.217 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
6.217 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ 1 a)))) into (+ (/ 1 (acos (/ 1 a))) 1)
6.217 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ 1 a))) 1)) into (log (+ (/ 1 (acos (/ 1 a))) 1))
6.217 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) into (+ (/ 1 (acos (/ 1 a))) 1)
6.217 * [taylor]: Taking taylor expansion of 1 in a
6.217 * [backup-simplify]: Simplify 1 into 1
6.217 * [taylor]: Taking taylor expansion of a in a
6.217 * [backup-simplify]: Simplify 0 into 0
6.217 * [backup-simplify]: Simplify 1 into 1
6.218 * [backup-simplify]: Simplify (- 1) into -1
6.218 * [backup-simplify]: Simplify (+ (+ (/ 1 (acos (/ 1 a))) 1) -1) into (/ 1 (acos (/ 1 a)))
6.218 * [backup-simplify]: Simplify (/ (/ 1 (acos (/ 1 a))) 1) into (/ 1 (acos (/ 1 a)))
6.218 * [backup-simplify]: Simplify (* -1 (/ 1 (acos (/ 1 a)))) into (/ -1 (acos (/ 1 a)))
6.218 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
6.218 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
6.219 * [backup-simplify]: Simplify (+ 0 0) into 0
6.220 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 1) into 0
6.221 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 1) 1)))) into 0
6.221 * [backup-simplify]: Simplify (- 0) into 0
6.221 * [backup-simplify]: Simplify (+ 0 0) into 0
6.222 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ 1 a))) (/ 0 1)))) into 0
6.222 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 (acos (/ 1 a))))) into 0
6.222 * [backup-simplify]: Simplify 0 into 0
6.223 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.223 * [backup-simplify]: Simplify (+ 0 0) into 0
6.224 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 2) into 0
6.226 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.226 * [backup-simplify]: Simplify (- 0) into 0
6.226 * [backup-simplify]: Simplify (+ 0 0) into 0
6.227 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ 1 a))) (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.228 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos (/ 1 a)))))) into 0
6.228 * [backup-simplify]: Simplify 0 into 0
6.228 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.229 * [backup-simplify]: Simplify (+ 0 0) into 0
6.231 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 6) into 0
6.232 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.233 * [backup-simplify]: Simplify (- 0) into 0
6.233 * [backup-simplify]: Simplify (+ 0 0) into 0
6.235 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ 1 a))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.236 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos (/ 1 a))))))) into 0
6.236 * [backup-simplify]: Simplify 0 into 0
6.236 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.236 * [backup-simplify]: Simplify (+ 0 0) into 0
6.244 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 24) into 0
6.247 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.248 * [backup-simplify]: Simplify (- 0) into 0
6.248 * [backup-simplify]: Simplify (+ 0 0) into 0
6.251 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ 1 a))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.253 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos (/ 1 a)))))))) into 0
6.254 * [backup-simplify]: Simplify 0 into 0
6.254 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.255 * [backup-simplify]: Simplify (+ 0 0) into 0
6.266 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 120) into 0
6.271 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 5) 120)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.272 * [backup-simplify]: Simplify (- 0) into 0
6.272 * [backup-simplify]: Simplify (+ 0 0) into 0
6.276 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ 1 a))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.278 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos (/ 1 a))))))))) into 0
6.279 * [backup-simplify]: Simplify 0 into 0
6.279 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.280 * [backup-simplify]: Simplify (+ 0 0) into 0
6.294 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 720) into 0
6.298 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ 1 a))) 1))) (+ (* (/ (pow 0 6) 720)) (* (/ (pow 0 4) 24) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 2) 2)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.298 * [backup-simplify]: Simplify (- 0) into 0
6.299 * [backup-simplify]: Simplify (+ 0 0) into 0
6.301 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ 1 a))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.303 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos (/ 1 a)))))))))) into 0
6.303 * [backup-simplify]: Simplify 0 into 0
6.303 * [backup-simplify]: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a)))
6.303 * [backup-simplify]: Simplify (/ (expm1 (log1p (/ 1 (acos (/ 1 (- a)))))) (- (/ 1 (/ 1 (- a))))) into (/ (expm1 (log1p (/ 1 (acos (/ -1 a))))) a)
6.303 * [approximate]: Taking taylor expansion of (/ (expm1 (log1p (/ 1 (acos (/ -1 a))))) a) in (a) around 0
6.303 * [taylor]: Taking taylor expansion of (/ (expm1 (log1p (/ 1 (acos (/ -1 a))))) a) in a
6.304 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ -1 a))))) in a
6.304 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos (/ -1 a))))) 1)
6.304 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos (/ -1 a))))) in a
6.304 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ -1 a)))) in a
6.304 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ -1 a)))))
6.304 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ -1 a)))) in a
6.304 * [taylor]: Taking taylor expansion of 1 in a
6.304 * [backup-simplify]: Simplify 1 into 1
6.304 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
6.304 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
6.304 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
6.304 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.304 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ -1 a)))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.304 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ -1 a))) 1)) into (log (+ (/ 1 (acos (/ -1 a))) 1))
6.304 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.304 * [taylor]: Taking taylor expansion of 1 in a
6.304 * [backup-simplify]: Simplify 1 into 1
6.304 * [taylor]: Taking taylor expansion of a in a
6.304 * [backup-simplify]: Simplify 0 into 0
6.304 * [backup-simplify]: Simplify 1 into 1
6.305 * [backup-simplify]: Simplify (- 1) into -1
6.305 * [backup-simplify]: Simplify (+ (+ (/ 1 (acos (/ -1 a))) 1) -1) into (/ 1 (acos (/ -1 a)))
6.305 * [backup-simplify]: Simplify (/ (/ 1 (acos (/ -1 a))) 1) into (/ 1 (acos (/ -1 a)))
6.305 * [taylor]: Taking taylor expansion of (/ (expm1 (log1p (/ 1 (acos (/ -1 a))))) a) in a
6.305 * [taylor]: Taking taylor expansion of (expm1 (log1p (/ 1 (acos (/ -1 a))))) in a
6.305 * [taylor]: Rewrote expression to (- (exp (log1p (/ 1 (acos (/ -1 a))))) 1)
6.305 * [taylor]: Taking taylor expansion of (exp (log1p (/ 1 (acos (/ -1 a))))) in a
6.305 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ -1 a)))) in a
6.305 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ -1 a)))))
6.305 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ -1 a)))) in a
6.305 * [taylor]: Taking taylor expansion of 1 in a
6.305 * [backup-simplify]: Simplify 1 into 1
6.305 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
6.305 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
6.305 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
6.305 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.306 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ -1 a)))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.306 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ -1 a))) 1)) into (log (+ (/ 1 (acos (/ -1 a))) 1))
6.306 * [backup-simplify]: Simplify (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.306 * [taylor]: Taking taylor expansion of 1 in a
6.306 * [backup-simplify]: Simplify 1 into 1
6.306 * [taylor]: Taking taylor expansion of a in a
6.306 * [backup-simplify]: Simplify 0 into 0
6.306 * [backup-simplify]: Simplify 1 into 1
6.306 * [backup-simplify]: Simplify (- 1) into -1
6.306 * [backup-simplify]: Simplify (+ (+ (/ 1 (acos (/ -1 a))) 1) -1) into (/ 1 (acos (/ -1 a)))
6.307 * [backup-simplify]: Simplify (/ (/ 1 (acos (/ -1 a))) 1) into (/ 1 (acos (/ -1 a)))
6.307 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.307 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
6.307 * [backup-simplify]: Simplify (+ 0 0) into 0
6.308 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 1) into 0
6.309 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 1) 1)))) into 0
6.309 * [backup-simplify]: Simplify (- 0) into 0
6.310 * [backup-simplify]: Simplify (+ 0 0) into 0
6.310 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ -1 a))) (/ 0 1)))) into 0
6.310 * [backup-simplify]: Simplify 0 into 0
6.311 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.311 * [backup-simplify]: Simplify (+ 0 0) into 0
6.313 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 2) into 0
6.314 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.314 * [backup-simplify]: Simplify (- 0) into 0
6.314 * [backup-simplify]: Simplify (+ 0 0) into 0
6.315 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ -1 a))) (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.316 * [backup-simplify]: Simplify 0 into 0
6.316 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.316 * [backup-simplify]: Simplify (+ 0 0) into 0
6.319 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 6) into 0
6.320 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.321 * [backup-simplify]: Simplify (- 0) into 0
6.321 * [backup-simplify]: Simplify (+ 0 0) into 0
6.322 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ -1 a))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.322 * [backup-simplify]: Simplify 0 into 0
6.323 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.323 * [backup-simplify]: Simplify (+ 0 0) into 0
6.328 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 24) into 0
6.330 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 4) 24)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.330 * [backup-simplify]: Simplify (- 0) into 0
6.331 * [backup-simplify]: Simplify (+ 0 0) into 0
6.333 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ -1 a))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.333 * [backup-simplify]: Simplify 0 into 0
6.333 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.334 * [backup-simplify]: Simplify (+ 0 0) into 0
6.340 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 120) into 0
6.343 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 5) 120)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0
6.343 * [backup-simplify]: Simplify (- 0) into 0
6.344 * [backup-simplify]: Simplify (+ 0 0) into 0
6.346 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ -1 a))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.346 * [backup-simplify]: Simplify 0 into 0
6.347 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.347 * [backup-simplify]: Simplify (+ 0 0) into 0
6.358 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 720) into 0
6.361 * [backup-simplify]: Simplify (* (exp (log (+ (/ 1 (acos (/ -1 a))) 1))) (+ (* (/ (pow 0 6) 720)) (* (/ (pow 0 4) 24) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2) (/ (pow 0 2) 2)) (* (/ (pow 0 2) 2) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0
6.362 * [backup-simplify]: Simplify (- 0) into 0
6.362 * [backup-simplify]: Simplify (+ 0 0) into 0
6.364 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (/ 1 (acos (/ -1 a))) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.365 * [backup-simplify]: Simplify 0 into 0
6.365 * [backup-simplify]: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a)))
6.365 * * * * [progress]: [ 3 / 4 ] generating series at (2 1 1 1)
6.365 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
6.365 * [approximate]: Taking taylor expansion of (/ 1 (acos a)) in (a) around 0
6.365 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
6.365 * [taylor]: Taking taylor expansion of (acos a) in a
6.365 * [backup-simplify]: Simplify (acos a) into (acos a)
6.365 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
6.365 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
6.365 * [taylor]: Taking taylor expansion of (acos a) in a
6.365 * [backup-simplify]: Simplify (acos a) into (acos a)
6.365 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
6.365 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
6.365 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
6.365 * [backup-simplify]: Simplify 0 into 0
6.366 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.366 * [backup-simplify]: Simplify 0 into 0
6.366 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.366 * [backup-simplify]: Simplify 0 into 0
6.366 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.366 * [backup-simplify]: Simplify 0 into 0
6.366 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.366 * [backup-simplify]: Simplify 0 into 0
6.367 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.367 * [backup-simplify]: Simplify 0 into 0
6.367 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
6.367 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
6.367 * [approximate]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in (a) around 0
6.367 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
6.367 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
6.367 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
6.367 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
6.367 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
6.367 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
6.367 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
6.367 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
6.367 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
6.367 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
6.367 * [backup-simplify]: Simplify 0 into 0
6.368 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.368 * [backup-simplify]: Simplify 0 into 0
6.368 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.368 * [backup-simplify]: Simplify 0 into 0
6.368 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.368 * [backup-simplify]: Simplify 0 into 0
6.368 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.368 * [backup-simplify]: Simplify 0 into 0
6.369 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.369 * [backup-simplify]: Simplify 0 into 0
6.369 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 (/ 1 a)))) into (/ 1 (acos a))
6.369 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 (- a)))) into (/ 1 (acos (/ -1 a)))
6.369 * [approximate]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in (a) around 0
6.369 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
6.369 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
6.369 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
6.369 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.369 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
6.369 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
6.369 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
6.369 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.369 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.369 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
6.370 * [backup-simplify]: Simplify 0 into 0
6.370 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.370 * [backup-simplify]: Simplify 0 into 0
6.370 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.370 * [backup-simplify]: Simplify 0 into 0
6.370 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.370 * [backup-simplify]: Simplify 0 into 0
6.371 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.371 * [backup-simplify]: Simplify 0 into 0
6.371 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.371 * [backup-simplify]: Simplify 0 into 0
6.371 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 (/ 1 (- a))))) into (/ 1 (acos a))
6.371 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1)
6.371 * [backup-simplify]: Simplify (log1p (/ 1 (acos a))) into (log1p (/ 1 (acos a)))
6.371 * [approximate]: Taking taylor expansion of (log1p (/ 1 (acos a))) in (a) around 0
6.371 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos a))) in a
6.371 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos a))))
6.371 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos a))) in a
6.371 * [taylor]: Taking taylor expansion of 1 in a
6.371 * [backup-simplify]: Simplify 1 into 1
6.371 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
6.371 * [taylor]: Taking taylor expansion of (acos a) in a
6.371 * [backup-simplify]: Simplify (acos a) into (acos a)
6.371 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
6.372 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos a))) into (+ (/ 1 (acos a)) 1)
6.372 * [backup-simplify]: Simplify (log (+ (/ 1 (acos a)) 1)) into (log (+ (/ 1 (acos a)) 1))
6.372 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos a))) in a
6.372 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos a))))
6.372 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos a))) in a
6.372 * [taylor]: Taking taylor expansion of 1 in a
6.372 * [backup-simplify]: Simplify 1 into 1
6.372 * [taylor]: Taking taylor expansion of (/ 1 (acos a)) in a
6.372 * [taylor]: Taking taylor expansion of (acos a) in a
6.372 * [backup-simplify]: Simplify (acos a) into (acos a)
6.372 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
6.372 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos a))) into (+ (/ 1 (acos a)) 1)
6.372 * [backup-simplify]: Simplify (log (+ (/ 1 (acos a)) 1)) into (log (+ (/ 1 (acos a)) 1))
6.372 * [backup-simplify]: Simplify (log (+ (/ 1 (acos a)) 1)) into (log (+ (/ 1 (acos a)) 1))
6.372 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
6.373 * [backup-simplify]: Simplify (+ 0 0) into 0
6.373 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 1) into 0
6.374 * [backup-simplify]: Simplify 0 into 0
6.374 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.374 * [backup-simplify]: Simplify (+ 0 0) into 0
6.376 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 2) into 0
6.376 * [backup-simplify]: Simplify 0 into 0
6.376 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.376 * [backup-simplify]: Simplify (+ 0 0) into 0
6.379 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 6) into 0
6.379 * [backup-simplify]: Simplify 0 into 0
6.379 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.379 * [backup-simplify]: Simplify (+ 0 0) into 0
6.384 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 24) into 0
6.384 * [backup-simplify]: Simplify 0 into 0
6.384 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.385 * [backup-simplify]: Simplify (+ 0 0) into 0
6.393 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (/ 1 (acos a)) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 120) into 0
6.393 * [backup-simplify]: Simplify 0 into 0
6.393 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
6.394 * [backup-simplify]: Simplify (+ 0 0) into 0
6.403 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (/ 1 (acos a)) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos a)) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos a)) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos a)) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos a)) 1) 1)))) 720) into 0
6.404 * [backup-simplify]: Simplify 0 into 0
6.404 * [backup-simplify]: Simplify (log (+ (/ 1 (acos a)) 1)) into (log (+ (/ 1 (acos a)) 1))
6.404 * [backup-simplify]: Simplify (log1p (/ 1 (acos (/ 1 a)))) into (log1p (/ 1 (acos (/ 1 a))))
6.404 * [approximate]: Taking taylor expansion of (log1p (/ 1 (acos (/ 1 a)))) in (a) around 0
6.404 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ 1 a)))) in a
6.404 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ 1 a)))))
6.404 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ 1 a)))) in a
6.404 * [taylor]: Taking taylor expansion of 1 in a
6.404 * [backup-simplify]: Simplify 1 into 1
6.404 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
6.404 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
6.404 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
6.404 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
6.404 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ 1 a)))) into (+ (/ 1 (acos (/ 1 a))) 1)
6.404 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ 1 a))) 1)) into (log (+ (/ 1 (acos (/ 1 a))) 1))
6.404 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ 1 a)))) in a
6.404 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ 1 a)))))
6.404 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ 1 a)))) in a
6.404 * [taylor]: Taking taylor expansion of 1 in a
6.404 * [backup-simplify]: Simplify 1 into 1
6.404 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ 1 a))) in a
6.404 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
6.404 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
6.405 * [backup-simplify]: Simplify (/ 1 (acos (/ 1 a))) into (/ 1 (acos (/ 1 a)))
6.405 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ 1 a)))) into (+ (/ 1 (acos (/ 1 a))) 1)
6.405 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ 1 a))) 1)) into (log (+ (/ 1 (acos (/ 1 a))) 1))
6.405 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ 1 a))) 1)) into (log (+ (/ 1 (acos (/ 1 a))) 1))
6.405 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
6.407 * [backup-simplify]: Simplify (+ 0 0) into 0
6.408 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 1) into 0
6.408 * [backup-simplify]: Simplify 0 into 0
6.409 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.410 * [backup-simplify]: Simplify (+ 0 0) into 0
6.412 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 2) into 0
6.413 * [backup-simplify]: Simplify 0 into 0
6.413 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.414 * [backup-simplify]: Simplify (+ 0 0) into 0
6.418 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 6) into 0
6.418 * [backup-simplify]: Simplify 0 into 0
6.419 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.419 * [backup-simplify]: Simplify (+ 0 0) into 0
6.426 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 24) into 0
6.427 * [backup-simplify]: Simplify 0 into 0
6.427 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.428 * [backup-simplify]: Simplify (+ 0 0) into 0
6.439 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 120) into 0
6.440 * [backup-simplify]: Simplify 0 into 0
6.440 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
6.441 * [backup-simplify]: Simplify (+ 0 0) into 0
6.458 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos (/ 1 a))) 1) 1)))) 720) into 0
6.458 * [backup-simplify]: Simplify 0 into 0
6.458 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ 1 (/ 1 a)))) 1)) into (log (+ (/ 1 (acos a)) 1))
6.459 * [backup-simplify]: Simplify (log1p (/ 1 (acos (/ 1 (- a))))) into (log1p (/ 1 (acos (/ -1 a))))
6.459 * [approximate]: Taking taylor expansion of (log1p (/ 1 (acos (/ -1 a)))) in (a) around 0
6.459 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ -1 a)))) in a
6.459 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ -1 a)))))
6.459 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ -1 a)))) in a
6.459 * [taylor]: Taking taylor expansion of 1 in a
6.459 * [backup-simplify]: Simplify 1 into 1
6.459 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
6.459 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
6.459 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
6.459 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.459 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ -1 a)))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.459 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ -1 a))) 1)) into (log (+ (/ 1 (acos (/ -1 a))) 1))
6.459 * [taylor]: Taking taylor expansion of (log1p (/ 1 (acos (/ -1 a)))) in a
6.459 * [taylor]: Rewrote expression to (log (+ 1 (/ 1 (acos (/ -1 a)))))
6.459 * [taylor]: Taking taylor expansion of (+ 1 (/ 1 (acos (/ -1 a)))) in a
6.459 * [taylor]: Taking taylor expansion of 1 in a
6.459 * [backup-simplify]: Simplify 1 into 1
6.459 * [taylor]: Taking taylor expansion of (/ 1 (acos (/ -1 a))) in a
6.459 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
6.459 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
6.459 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
6.460 * [backup-simplify]: Simplify (+ 1 (/ 1 (acos (/ -1 a)))) into (+ (/ 1 (acos (/ -1 a))) 1)
6.460 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ -1 a))) 1)) into (log (+ (/ 1 (acos (/ -1 a))) 1))
6.460 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ -1 a))) 1)) into (log (+ (/ 1 (acos (/ -1 a))) 1))
6.460 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
6.460 * [backup-simplify]: Simplify (+ 0 0) into 0
6.461 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 1) into 0
6.461 * [backup-simplify]: Simplify 0 into 0
6.461 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.462 * [backup-simplify]: Simplify (+ 0 0) into 0
6.463 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 2) into 0
6.463 * [backup-simplify]: Simplify 0 into 0
6.464 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.464 * [backup-simplify]: Simplify (+ 0 0) into 0
6.467 * [backup-simplify]: Simplify (/ (+ (* 2 (/ (* (pow (* 1 0) 3)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -3 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 6) into 0
6.467 * [backup-simplify]: Simplify 0 into 0
6.467 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.467 * [backup-simplify]: Simplify (+ 0 0) into 0
6.474 * [backup-simplify]: Simplify (/ (+ (* -6 (/ (* (pow (* 1 0) 4)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* 12 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -3 (/ (* 1 (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -4 (/ (* (pow (* 1 0) 1) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 24) into 0
6.474 * [backup-simplify]: Simplify 0 into 0
6.475 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.475 * [backup-simplify]: Simplify (+ 0 0) into 0
6.487 * [backup-simplify]: Simplify (/ (+ (* 24 (/ (* (pow (* 1 0) 5)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 5))) (* -60 (/ (* (pow (* 1 0) 3) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* 30 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* 20 (/ (* (pow (* 1 0) 2) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -10 (/ (* 1 (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -5 (/ (* (pow (* 1 0) 1) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 120) into 0
6.487 * [backup-simplify]: Simplify 0 into 0
6.488 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
6.488 * [backup-simplify]: Simplify (+ 0 0) into 0
6.507 * [backup-simplify]: Simplify (/ (+ (* -120 (/ (* (pow (* 1 0) 6)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 6))) (* 360 (/ (* (pow (* 1 0) 4) (pow (* 2 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 5))) (* -270 (/ (* (pow (* 1 0) 2) (pow (* 2 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* -120 (/ (* (pow (* 1 0) 3) 1 (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 4))) (* 30 (/ (* 1 (pow (* 2 0) 3)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* 120 (/ (* (pow (* 1 0) 1) (pow (* 2 0) 1) (pow (* 6 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* 30 (/ (* (pow (* 1 0) 2) 1 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 3))) (* -10 (/ (* 1 1 (pow (* 6 0) 2)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -15 (/ (* 1 (pow (* 2 0) 1) 1 (pow (* 24 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* -6 (/ (* (pow (* 1 0) 1) 1 1 1 (pow (* 120 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 2))) (* 1 (/ (* 1 1 1 1 1 (pow (* 720 0) 1)) (pow (+ (/ 1 (acos (/ -1 a))) 1) 1)))) 720) into 0
6.507 * [backup-simplify]: Simplify 0 into 0
6.507 * [backup-simplify]: Simplify (log (+ (/ 1 (acos (/ -1 (/ 1 (- a))))) 1)) into (log (+ (/ 1 (acos a)) 1))
6.507 * * * [progress]: simplifying candidates
6.513 * [simplify]: Simplifying:
  (exp (log1p (/ 1 (acos a))))
  (expm1 (expm1 (log1p (/ 1 (acos a)))))
  (log1p (expm1 (log1p (/ 1 (acos a)))))
  (log (expm1 (log1p (/ 1 (acos a)))))
  (exp (expm1 (log1p (/ 1 (acos a)))))
  (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a))))))
  (cbrt (expm1 (log1p (/ 1 (acos a)))))
  (* (* (expm1 (log1p (/ 1 (acos a)))) (expm1 (log1p (/ 1 (acos a))))) (expm1 (log1p (/ 1 (acos a)))))
  (sqrt (expm1 (log1p (/ 1 (acos a)))))
  (sqrt (expm1 (log1p (/ 1 (acos a)))))
  (expm1 (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))
  (log1p (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))
  (- (log (expm1 (log1p (/ 1 (acos a))))) (log (- (/ 1 a))))
  (log (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))
  (exp (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))
  (/ (* (* (expm1 (log1p (/ 1 (acos a)))) (expm1 (log1p (/ 1 (acos a))))) (expm1 (log1p (/ 1 (acos a))))) (* (* (- (/ 1 a)) (- (/ 1 a))) (- (/ 1 a))))
  (* (cbrt (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a)))) (cbrt (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a)))))
  (cbrt (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))
  (* (* (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))) (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a)))) (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))
  (sqrt (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))
  (sqrt (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))
  (- (expm1 (log1p (/ 1 (acos a)))))
  (- (- (/ 1 a)))
  (/ (exp (log1p (/ 1 (acos a)))) (- (/ 1 a)))
  (/ 1 (- (/ 1 a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (- (/ 1 a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (sqrt (- (/ 1 a))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (sqrt (- (/ 1 a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) 1)
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) -1)
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 a))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (/ 1 a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (sqrt (/ 1 a))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (sqrt (/ 1 a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ (cbrt 1) (cbrt a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ (cbrt 1) (sqrt a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ (cbrt 1) a))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ (sqrt 1) (cbrt a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (/ (sqrt 1) (sqrt a))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ (sqrt 1) (sqrt a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (/ (sqrt 1) 1)))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ (sqrt 1) a))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 (cbrt a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (/ 1 (sqrt a))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 (sqrt a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- (/ 1 1)))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 a))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- 1))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 a))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (- 1))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 a))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (cbrt (/ 1 a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (sqrt (/ 1 a)))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (sqrt (/ 1 a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (cbrt 1) (cbrt a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (cbrt 1) (sqrt a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (cbrt 1) a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (sqrt 1) (cbrt a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (/ (sqrt 1) (sqrt a)))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (sqrt 1) (sqrt a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (/ (sqrt 1) 1))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (sqrt 1) a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 (cbrt a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (/ 1 (sqrt a)))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 (sqrt a))))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) (/ 1 1))
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) 1)
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 a)))
  (/ (* (cbrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (expm1 (log1p (/ 1 (acos a)))))) 1)
  (/ (cbrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (- (/ 1 a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (sqrt (- (/ 1 a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (sqrt (- (/ 1 a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) 1)
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) -1)
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 a))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (cbrt (/ 1 a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (sqrt (/ 1 a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (sqrt (/ 1 a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (cbrt 1) (cbrt a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (cbrt 1) (sqrt a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (cbrt 1) a))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (sqrt 1) (cbrt a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (sqrt 1) (sqrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (sqrt 1) (sqrt a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (sqrt 1) 1)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (sqrt 1) a))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 (cbrt a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 (sqrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 (sqrt a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 1)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 a))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- 1))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 a))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- 1))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 a))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (cbrt (/ 1 a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (sqrt (/ 1 a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (sqrt (/ 1 a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (cbrt 1) (cbrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (cbrt 1) (sqrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (cbrt 1) a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (sqrt 1) (cbrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (sqrt 1) (sqrt a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (sqrt 1) (sqrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ (sqrt 1) 1))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ (sqrt 1) a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 (cbrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 (sqrt a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 (sqrt a))))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ 1 1))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) 1)
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 a)))
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) 1)
  (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (- (/ 1 a)))
  (/ 1 (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (cbrt (- (/ 1 a))))
  (/ 1 (sqrt (- (/ 1 a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (sqrt (- (/ 1 a))))
  (/ 1 1)
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a)))
  (/ 1 -1)
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ 1 a))
  (/ 1 (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (cbrt (/ 1 a)))
  (/ 1 (- (sqrt (/ 1 a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (sqrt (/ 1 a)))
  (/ 1 (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (cbrt 1) (cbrt a)))
  (/ 1 (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (cbrt 1) (sqrt a)))
  (/ 1 (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (cbrt 1) a))
  (/ 1 (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (sqrt 1) (cbrt a)))
  (/ 1 (- (/ (sqrt 1) (sqrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (sqrt 1) (sqrt a)))
  (/ 1 (- (/ (sqrt 1) 1)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (sqrt 1) a))
  (/ 1 (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ 1 (cbrt a)))
  (/ 1 (- (/ 1 (sqrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ 1 (sqrt a)))
  (/ 1 (- (/ 1 1)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ 1 a))
  (/ 1 (- 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ 1 a))
  (/ 1 (- 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ 1 a))
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (cbrt (/ 1 a))))
  (/ 1 (sqrt (/ 1 a)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (sqrt (/ 1 a))))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (cbrt 1) (cbrt a))))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (cbrt 1) (sqrt a))))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (cbrt 1) a)))
  (/ 1 (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (sqrt 1) (cbrt a))))
  (/ 1 (/ (sqrt 1) (sqrt a)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (sqrt 1) (sqrt a))))
  (/ 1 (/ (sqrt 1) 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (sqrt 1) a)))
  (/ 1 (/ 1 (* (cbrt a) (cbrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 (cbrt a))))
  (/ 1 (/ 1 (sqrt a)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 (sqrt a))))
  (/ 1 (/ 1 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a)))
  (/ 1 1)
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a)))
  (/ 1 1)
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a)))
  (/ 1 (- (/ 1 a)))
  (/ (- (/ 1 a)) (expm1 (log1p (/ 1 (acos a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (* (cbrt (- (/ 1 a))) (cbrt (- (/ 1 a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (sqrt (- (/ 1 a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) 1)
  (/ (expm1 (log1p (/ 1 (acos a)))) -1)
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (sqrt (/ 1 a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) (sqrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (* (cbrt 1) (cbrt 1)) 1)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (sqrt 1) (* (cbrt a) (cbrt a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (sqrt 1) (sqrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ (sqrt 1) 1)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 (* (cbrt a) (cbrt a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 (sqrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 1)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (sqrt (/ 1 a)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (sqrt 1) (sqrt a)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ (sqrt 1) 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ 1 (* (cbrt a) (cbrt a))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ 1 (sqrt a)))
  (/ (expm1 (log1p (/ 1 (acos a)))) (/ 1 1))
  (/ (expm1 (log1p (/ 1 (acos a)))) 1)
  (/ (expm1 (log1p (/ 1 (acos a)))) 1)
  (/ (- (/ 1 a)) (cbrt (expm1 (log1p (/ 1 (acos a))))))
  (/ (- (/ 1 a)) (sqrt (expm1 (log1p (/ 1 (acos a))))))
  (/ (- (/ 1 a)) (expm1 (log1p (/ 1 (acos a)))))
  (/ (expm1 (log1p (/ 1 (acos a)))) (- 1))
  (expm1 (/ 1 (acos a)))
  (log1p (/ 1 (acos a)))
  (- 1)
  (- (log (acos a)))
  (- 0 (log (acos a)))
  (- (log 1) (log (acos a)))
  (log (/ 1 (acos a)))
  (exp (/ 1 (acos a)))
  (/ (* (* 1 1) 1) (* (* (acos a) (acos a)) (acos a)))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (cbrt (/ 1 (acos a)))
  (* (* (/ 1 (acos a)) (/ 1 (acos a))) (/ 1 (acos a)))
  (sqrt (/ 1 (acos a)))
  (sqrt (/ 1 (acos a)))
  (- 1)
  (- (acos a))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (cbrt 1) (cbrt (acos a)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (acos a)))
  (/ (cbrt 1) (sqrt (acos a)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (acos a))
  (/ (sqrt 1) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (sqrt 1) (cbrt (acos a)))
  (/ (sqrt 1) (sqrt (acos a)))
  (/ (sqrt 1) (sqrt (acos a)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (cbrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 1)
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ (acos a) 1)
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ 1 1)
  (/ (acos a) (cbrt 1))
  (/ (acos a) (sqrt 1))
  (/ (acos a) 1)
  (+ 1 (/ 1 (acos a)))
  (expm1 (log1p (/ 1 (acos a))))
  (log1p (log1p (/ 1 (acos a))))
  (log (log1p (/ 1 (acos a))))
  (exp (log1p (/ 1 (acos a))))
  (* (cbrt (log1p (/ 1 (acos a)))) (cbrt (log1p (/ 1 (acos a)))))
  (cbrt (log1p (/ 1 (acos a))))
  (* (* (log1p (/ 1 (acos a))) (log1p (/ 1 (acos a)))) (log1p (/ 1 (acos a))))
  (sqrt (log1p (/ 1 (acos a))))
  (sqrt (log1p (/ 1 (acos a))))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (log (+ (/ 1 (acos a)) 1))
  (log (+ (/ 1 (acos a)) 1))
  (log (+ (/ 1 (acos a)) 1))
6.521 * * [simplify]: iteration 0: 301 enodes
6.656 * * [simplify]: iteration 1: 598 enodes
7.458 * * [simplify]: iteration 2: 4086 enodes
8.946 * * [simplify]: iteration complete: 5001 enodes
8.947 * * [simplify]: Extracting #0: cost 111 inf + 0
8.950 * * [simplify]: Extracting #1: cost 1337 inf + 2
8.957 * * [simplify]: Extracting #2: cost 1730 inf + 115
8.964 * * [simplify]: Extracting #3: cost 1528 inf + 1599
8.973 * * [simplify]: Extracting #4: cost 841 inf + 6584
8.980 * * [simplify]: Extracting #5: cost 72 inf + 13755
8.993 * * [simplify]: Extracting #6: cost 0 inf + 14586
9.005 * [simplify]: Simplified to:
  (+ (/ 1 (acos a)) 1)
  (expm1 (/ 1 (acos a)))
  (log1p (/ 1 (acos a)))
  (- (log (acos a)))
  (exp (/ 1 (acos a)))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (cbrt (/ 1 (acos a)))
  (pow (/ 1 (acos a)) 3)
  (sqrt (/ 1 (acos a)))
  (sqrt (/ 1 (acos a)))
  (expm1 (/ 1 (* (/ -1 a) (acos a))))
  (log1p (/ 1 (* (/ -1 a) (acos a))))
  (- (log (* (/ -1 a) (acos a))))
  (- (log (* (/ -1 a) (acos a))))
  (pow (exp (/ (/ 1 (acos a)) -1)) a)
  (/ (pow (/ 1 (acos a)) 3) (pow (/ -1 a) 3))
  (* (cbrt (/ 1 (* (/ -1 a) (acos a)))) (cbrt (/ 1 (* (/ -1 a) (acos a)))))
  (cbrt (/ 1 (* (/ -1 a) (acos a))))
  (pow (/ 1 (* (/ -1 a) (acos a))) 3)
  (sqrt (/ 1 (* (/ -1 a) (acos a))))
  (sqrt (/ 1 (* (/ -1 a) (acos a))))
  (/ -1 (acos a))
  (/ 1 a)
  (* (/ (+ (/ 1 (acos a)) 1) -1) a)
  (- a)
  (/ (cbrt (/ 1 (acos a))) (/ (* (cbrt (/ -1 a)) (cbrt (/ -1 a))) (cbrt (/ 1 (acos a)))))
  (/ (cbrt (/ 1 (acos a))) (cbrt (/ -1 a)))
  (* (/ (cbrt (/ 1 (acos a))) (sqrt (/ -1 a))) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (sqrt (/ -1 a)))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (* (/ (cbrt (/ 1 (acos a))) -1) a)
  (/ (cbrt (/ 1 (acos a))) (/ -1 (cbrt (/ 1 (acos a)))))
  (* a (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))) (cbrt (/ 1 (acos a)))))
  (/ (cbrt (/ 1 (acos a))) (cbrt (/ 1 a)))
  (* (/ (cbrt (/ 1 (acos a))) (- (sqrt (/ 1 a)))) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (sqrt (/ 1 a)))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (cbrt (/ 1 (acos a))) (cbrt a))
  (/ (cbrt (/ 1 (acos a))) (/ (/ -1 (sqrt a)) (cbrt (/ 1 (acos a)))))
  (* (sqrt a) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (cbrt (/ 1 (acos a)))))
  (* a (cbrt (/ 1 (acos a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (cbrt (/ 1 (acos a))) (cbrt a))
  (/ (cbrt (/ 1 (acos a))) (/ (/ -1 (sqrt a)) (cbrt (/ 1 (acos a)))))
  (* (sqrt a) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (cbrt (/ 1 (acos a)))))
  (* a (cbrt (/ 1 (acos a))))
  (/ (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (/ (/ -1 (cbrt a)) (cbrt a)))
  (* (cbrt (/ 1 (acos a))) (cbrt a))
  (/ (cbrt (/ 1 (acos a))) (/ (/ -1 (sqrt a)) (cbrt (/ 1 (acos a)))))
  (* (sqrt a) (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (cbrt (/ 1 (acos a)))))
  (* a (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (cbrt (/ 1 (acos a)))))
  (* a (cbrt (/ 1 (acos a))))
  (/ (cbrt (/ 1 (acos a))) (/ -1 (cbrt (/ 1 (acos a)))))
  (* a (cbrt (/ 1 (acos a))))
  (* (/ (cbrt (/ 1 (acos a))) (cbrt (/ 1 a))) (/ (cbrt (/ 1 (acos a))) (cbrt (/ 1 a))))
  (/ (cbrt (/ 1 (acos a))) (- (cbrt (/ 1 a))))
  (/ (cbrt (/ 1 (acos a))) (/ (sqrt (/ 1 a)) (cbrt (/ 1 (acos a)))))
  (/ (cbrt (/ 1 (acos a))) (- (sqrt (/ 1 a))))
  (* (* (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (cbrt a)) (cbrt a))
  (* (/ (cbrt (/ 1 (acos a))) -1) (cbrt a))
  (* (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (sqrt a))
  (* (/ (cbrt (/ 1 (acos a))) -1) (sqrt a))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (* (/ (cbrt (/ 1 (acos a))) -1) a)
  (* (* (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (cbrt a)) (cbrt a))
  (* (/ (cbrt (/ 1 (acos a))) -1) (cbrt a))
  (* (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (sqrt a))
  (* (/ (cbrt (/ 1 (acos a))) -1) (sqrt a))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (* (/ (cbrt (/ 1 (acos a))) -1) a)
  (* (* (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (cbrt a)) (cbrt a))
  (* (/ (cbrt (/ 1 (acos a))) -1) (cbrt a))
  (* (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a)))) (sqrt a))
  (* (/ (cbrt (/ 1 (acos a))) -1) (sqrt a))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (* (/ (cbrt (/ 1 (acos a))) -1) a)
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (* (/ (cbrt (/ 1 (acos a))) -1) a)
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (* (/ (cbrt (/ 1 (acos a))) -1) a)
  (/ (sqrt (/ 1 (acos a))) (* (cbrt (/ -1 a)) (cbrt (/ -1 a))))
  (/ (sqrt (/ 1 (acos a))) (cbrt (/ -1 a)))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ -1 a)))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ -1 a)))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (sqrt (/ 1 (acos a))) (* (- (cbrt (/ 1 a))) (cbrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (cbrt (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (- (sqrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ 1 a)))
  (* (* -1 (* (cbrt a) (cbrt a))) (sqrt (/ 1 (acos a))))
  (* (sqrt (/ 1 (acos a))) (cbrt a))
  (* (/ (sqrt (/ 1 (acos a))) -1) (sqrt a))
  (* (sqrt a) (sqrt (/ 1 (acos a))))
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (* (* -1 (* (cbrt a) (cbrt a))) (sqrt (/ 1 (acos a))))
  (* (sqrt (/ 1 (acos a))) (cbrt a))
  (* (/ (sqrt (/ 1 (acos a))) -1) (sqrt a))
  (* (sqrt a) (sqrt (/ 1 (acos a))))
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (* (* -1 (* (cbrt a) (cbrt a))) (sqrt (/ 1 (acos a))))
  (* (sqrt (/ 1 (acos a))) (cbrt a))
  (* (/ (sqrt (/ 1 (acos a))) -1) (sqrt a))
  (* (sqrt a) (sqrt (/ 1 (acos a))))
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (sqrt (/ 1 (acos a))) -1)
  (* (sqrt (/ 1 (acos a))) a)
  (/ (sqrt (/ 1 (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (- (cbrt (/ 1 a))))
  (/ (sqrt (/ 1 (acos a))) (sqrt (/ 1 a)))
  (/ (sqrt (/ 1 (acos a))) (- (sqrt (/ 1 a))))
  (* (sqrt (/ 1 (acos a))) (* (cbrt a) (cbrt a)))
  (* (/ (sqrt (/ 1 (acos a))) -1) (cbrt a))
  (* (sqrt a) (sqrt (/ 1 (acos a))))
  (* (/ (sqrt (/ 1 (acos a))) -1) (sqrt a))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (* (sqrt (/ 1 (acos a))) (* (cbrt a) (cbrt a)))
  (* (/ (sqrt (/ 1 (acos a))) -1) (cbrt a))
  (* (sqrt a) (sqrt (/ 1 (acos a))))
  (* (/ (sqrt (/ 1 (acos a))) -1) (sqrt a))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (* (sqrt (/ 1 (acos a))) (* (cbrt a) (cbrt a)))
  (* (/ (sqrt (/ 1 (acos a))) -1) (cbrt a))
  (* (sqrt a) (sqrt (/ 1 (acos a))))
  (* (/ (sqrt (/ 1 (acos a))) -1) (sqrt a))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (sqrt (/ 1 (acos a)))
  (/ (sqrt (/ 1 (acos a))) (/ -1 a))
  (/ (/ 1 (cbrt (/ -1 a))) (cbrt (/ -1 a)))
  (/ 1 (* (cbrt (/ -1 a)) (acos a)))
  (/ 1 (sqrt (/ -1 a)))
  (/ 1 (* (sqrt (/ -1 a)) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  -1
  (* (/ 1 (acos a)) a)
  (/ (/ 1 (- (cbrt (/ 1 a)))) (cbrt (/ 1 a)))
  (/ (/ 1 (acos a)) (cbrt (/ 1 a)))
  (/ 1 (- (sqrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (acos a)))
  (* -1 (* (cbrt a) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (* -1 (sqrt a))
  (* (sqrt a) (/ 1 (acos a)))
  -1
  (* (/ 1 (acos a)) a)
  (* -1 (* (cbrt a) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (* -1 (sqrt a))
  (* (sqrt a) (/ 1 (acos a)))
  -1
  (* (/ 1 (acos a)) a)
  (* -1 (* (cbrt a) (cbrt a)))
  (* (/ 1 (acos a)) (cbrt a))
  (* -1 (sqrt a))
  (* (sqrt a) (/ 1 (acos a)))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ 1 (* (- (cbrt (/ 1 a))) (acos a)))
  (/ 1 (sqrt (/ 1 a)))
  (/ 1 (* (- (sqrt (/ 1 a))) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ 1 (* (/ -1 (cbrt a)) (acos a)))
  (sqrt a)
  (* (/ 1 (* -1 (acos a))) (sqrt a))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ 1 (* (/ -1 (cbrt a)) (acos a)))
  (sqrt a)
  (* (/ 1 (* -1 (acos a))) (sqrt a))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (* (cbrt a) (cbrt a))
  (/ 1 (* (/ -1 (cbrt a)) (acos a)))
  (sqrt a)
  (* (/ 1 (* -1 (acos a))) (sqrt a))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  1
  (/ 1 (* (/ -1 a) (acos a)))
  (- a)
  (* (/ (/ -1 a) 1) (acos a))
  (/ 1 (* (* (cbrt (/ -1 a)) (cbrt (/ -1 a))) (acos a)))
  (/ 1 (* (sqrt (/ -1 a)) (acos a)))
  (/ 1 (acos a))
  (/ 1 (* -1 (acos a)))
  (/ (/ (/ 1 (acos a)) (cbrt (/ 1 a))) (- (cbrt (/ 1 a))))
  (/ 1 (* (- (sqrt (/ 1 a))) (acos a)))
  (* (/ 1 (* -1 (acos a))) (* (cbrt a) (cbrt a)))
  (* (/ 1 (* -1 (acos a))) (sqrt a))
  (/ 1 (* -1 (acos a)))
  (* (/ 1 (* -1 (acos a))) (* (cbrt a) (cbrt a)))
  (* (/ 1 (* -1 (acos a))) (sqrt a))
  (/ 1 (* -1 (acos a)))
  (* (/ 1 (* -1 (acos a))) (* (cbrt a) (cbrt a)))
  (* (/ 1 (* -1 (acos a))) (sqrt a))
  (/ 1 (* -1 (acos a)))
  (/ 1 (* -1 (acos a)))
  (/ 1 (* -1 (acos a)))
  (/ (/ 1 (acos a)) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ 1 (* (sqrt (/ 1 a)) (acos a)))
  (* (* (/ 1 (acos a)) (cbrt a)) (cbrt a))
  (* (sqrt a) (/ 1 (acos a)))
  (/ 1 (acos a))
  (* (* (/ 1 (acos a)) (cbrt a)) (cbrt a))
  (* (sqrt a) (/ 1 (acos a)))
  (/ 1 (acos a))
  (* (* (/ 1 (acos a)) (cbrt a)) (cbrt a))
  (* (sqrt a) (/ 1 (acos a)))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ -1 (* (cbrt (/ 1 (acos a))) a))
  (/ -1 (* (sqrt (/ 1 (acos a))) a))
  (* (/ (/ -1 a) 1) (acos a))
  (/ 1 (* -1 (acos a)))
  (expm1 (/ 1 (acos a)))
  (log1p (/ 1 (acos a)))
  -1
  (- (log (acos a)))
  (- (log (acos a)))
  (- (log (acos a)))
  (- (log (acos a)))
  (exp (/ 1 (acos a)))
  (/ 1 (pow (acos a) 3))
  (* (cbrt (/ 1 (acos a))) (cbrt (/ 1 (acos a))))
  (cbrt (/ 1 (acos a)))
  (pow (/ 1 (acos a)) 3)
  (sqrt (/ 1 (acos a)))
  (sqrt (/ 1 (acos a)))
  -1
  (- (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (cbrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (sqrt (acos a)))
  1
  (/ 1 (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (cbrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (sqrt (acos a)))
  1
  (/ 1 (acos a))
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (cbrt (acos a)))
  (/ 1 (sqrt (acos a)))
  (/ 1 (sqrt (acos a)))
  1
  (/ 1 (acos a))
  (/ 1 (acos a))
  (acos a)
  (/ 1 (* (cbrt (acos a)) (cbrt (acos a))))
  (/ 1 (sqrt (acos a)))
  1
  (acos a)
  (acos a)
  (acos a)
  (+ (/ 1 (acos a)) 1)
  (/ 1 (acos a))
  (log1p (log1p (/ 1 (acos a))))
  (log (log1p (/ 1 (acos a))))
  (+ (/ 1 (acos a)) 1)
  (* (cbrt (log1p (/ 1 (acos a)))) (cbrt (log1p (/ 1 (acos a)))))
  (cbrt (log1p (/ 1 (acos a))))
  (pow (log1p (/ 1 (acos a))) 3)
  (sqrt (log1p (/ 1 (acos a))))
  (sqrt (log1p (/ 1 (acos a))))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ (- a) (acos a))
  (/ (- a) (acos a))
  (/ (- a) (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (/ 1 (acos a))
  (log1p (/ 1 (acos a)))
  (log1p (/ 1 (acos a)))
  (log1p (/ 1 (acos a)))
9.006 * * * [progress]: adding candidates to table
9.628 * [progress]: [Phase 3 of 3] Extracting.
9.628 * * [regime]: Finding splitpoints for: (#<alt (λ (a) (* (* (cbrt (* (/ 1 (- (acos a))) a)) (cbrt (* (/ 1 (- (acos a))) a))) (cbrt (* (/ 1 (- (acos a))) a))))> #<alt (λ (a) (/ (/ (* (cbrt a) (cbrt a)) (sqrt (acos a))) (- (/ (sqrt (acos a)) (cbrt a)))))> #<alt (λ (a) (/ a (- (acos a))))> #<alt (λ (a) (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))> #<alt (λ (a) (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ -1 (* (sqrt (/ 1 (acos a))) a))))> #<alt (λ (a) (/ 1 (- (/ (acos a) a))))> #<alt (λ (a) (/ (/ 1 (acos a)) (- (/ 1 a))))>)
9.629 * * * [regime-changes]: Trying 2 branch expressions: ((/ a (- (acos a))) a)
9.629 * * * * [regimes]: Trying to branch on (/ a (- (acos a))) from (#<alt (λ (a) (* (* (cbrt (* (/ 1 (- (acos a))) a)) (cbrt (* (/ 1 (- (acos a))) a))) (cbrt (* (/ 1 (- (acos a))) a))))> #<alt (λ (a) (/ (/ (* (cbrt a) (cbrt a)) (sqrt (acos a))) (- (/ (sqrt (acos a)) (cbrt a)))))> #<alt (λ (a) (/ a (- (acos a))))> #<alt (λ (a) (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))> #<alt (λ (a) (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ -1 (* (sqrt (/ 1 (acos a))) a))))> #<alt (λ (a) (/ 1 (- (/ (acos a) a))))> #<alt (λ (a) (/ (/ 1 (acos a)) (- (/ 1 a))))>)
9.676 * * * * [regimes]: Trying to branch on a from (#<alt (λ (a) (* (* (cbrt (* (/ 1 (- (acos a))) a)) (cbrt (* (/ 1 (- (acos a))) a))) (cbrt (* (/ 1 (- (acos a))) a))))> #<alt (λ (a) (/ (/ (* (cbrt a) (cbrt a)) (sqrt (acos a))) (- (/ (sqrt (acos a)) (cbrt a)))))> #<alt (λ (a) (/ a (- (acos a))))> #<alt (λ (a) (/ (expm1 (log1p (/ 1 (acos a)))) (- (/ 1 a))))> #<alt (λ (a) (/ (sqrt (expm1 (log1p (/ 1 (acos a))))) (/ -1 (* (sqrt (/ 1 (acos a))) a))))> #<alt (λ (a) (/ 1 (- (/ (acos a) a))))> #<alt (λ (a) (/ (/ 1 (acos a)) (- (/ 1 a))))>)
9.745 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
9.746 * [simplify]: Simplifying:
  (/ a (- (acos a)))
9.746 * * [simplify]: iteration 0: 4 enodes
9.746 * * [simplify]: iteration complete: 4 enodes
9.746 * * [simplify]: Extracting #0: cost 1 inf + 0
9.746 * * [simplify]: Extracting #1: cost 3 inf + 0
9.746 * * [simplify]: Extracting #2: cost 3 inf + 1
9.746 * * [simplify]: Extracting #3: cost 0 inf + 11
9.746 * [simplify]: Simplified to:
  (/ a (- (acos a)))
11.621 * [regime-testing]: Baseline error score: 0.25428178522315287
11.630 * [regime-testing]: Oracle error score: 0.01050131266408301
11.656 * [regime-testing]: End program error score: 0.25428178522315287