16.046 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.024 * * * [progress]: [2/2] Setting up program.
0.029 * [progress]: [Phase 2 of 3] Improving.
0.030 * [simplify]: Simplifying:
  (/ a (- (acos a)))
0.030 * * [simplify]: iteration 0: 4 enodes
0.031 * * [simplify]: iteration complete: 4 enodes
0.031 * * [simplify]: Extracting #0: cost 1 inf + 0
0.031 * * [simplify]: Extracting #1: cost 3 inf + 0
0.031 * * [simplify]: Extracting #2: cost 3 inf + 1
0.031 * * [simplify]: Extracting #3: cost 0 inf + 394
0.031 * [simplify]: Simplified to:
  (/ a (- (acos a)))
0.032 * * [progress]: iteration 1 / 4
0.032 * * * [progress]: picking best candidate
0.037 * * * * [pick]: Picked  #<alt (λ (a) (/ a (- (acos a))))>
0.037 * * * [progress]: localizing error
0.049 * * * [progress]: generating rewritten candidates
0.049 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.063 * * * [progress]: generating series expansions
0.063 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.064 * [backup-simplify]: Simplify (/ a (- (acos a))) into (* -1 (/ a (acos a)))
0.064 * [approximate]: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0
0.064 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
0.064 * [taylor]: Taking taylor expansion of -1 in a
0.064 * [backup-simplify]: Simplify -1 into -1
0.064 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
0.064 * [taylor]: Taking taylor expansion of a in a
0.064 * [backup-simplify]: Simplify 0 into 0
0.064 * [backup-simplify]: Simplify 1 into 1
0.064 * [taylor]: Taking taylor expansion of (acos a) in a
0.064 * [backup-simplify]: Simplify (acos a) into (acos a)
0.064 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
0.064 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
0.064 * [taylor]: Taking taylor expansion of -1 in a
0.065 * [backup-simplify]: Simplify -1 into -1
0.065 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
0.065 * [taylor]: Taking taylor expansion of a in a
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 1 into 1
0.065 * [taylor]: Taking taylor expansion of (acos a) in a
0.065 * [backup-simplify]: Simplify (acos a) into (acos a)
0.065 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
0.065 * [backup-simplify]: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a))
0.065 * [backup-simplify]: Simplify (/ -1 (acos a)) into (/ -1 (acos a))
0.065 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
0.066 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0
0.066 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
0.067 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0
0.067 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 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 (/ 1 (acos a)))))) into 0
0.069 * [backup-simplify]: Simplify 0 into 0
0.069 * [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
0.070 * [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
0.071 * [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
0.072 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [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
0.074 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a)))
0.074 * [backup-simplify]: Simplify (/ (/ 1 a) (- (acos (/ 1 a)))) into (/ -1 (* a (acos (/ 1 a))))
0.074 * [approximate]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0
0.074 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
0.074 * [taylor]: Taking taylor expansion of -1 in a
0.074 * [backup-simplify]: Simplify -1 into -1
0.074 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
0.074 * [taylor]: Taking taylor expansion of a in a
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
0.074 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
0.074 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
0.074 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
0.074 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
0.074 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
0.074 * [taylor]: Taking taylor expansion of -1 in a
0.075 * [backup-simplify]: Simplify -1 into -1
0.075 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
0.075 * [taylor]: Taking taylor expansion of a in a
0.075 * [backup-simplify]: Simplify 0 into 0
0.075 * [backup-simplify]: Simplify 1 into 1
0.075 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
0.075 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
0.075 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
0.075 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
0.075 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
0.075 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
0.076 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
0.076 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
0.076 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
0.077 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
0.077 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
0.078 * [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
0.078 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
0.080 * [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
0.080 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
0.082 * [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
0.082 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
0.084 * [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
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a)))
0.084 * [backup-simplify]: Simplify (/ (/ 1 (- a)) (- (acos (/ 1 (- a))))) into (/ 1 (* a (acos (/ -1 a))))
0.084 * [approximate]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0
0.084 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
0.084 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
0.084 * [taylor]: Taking taylor expansion of a in a
0.084 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify 1 into 1
0.084 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
0.084 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
0.084 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
0.084 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
0.084 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
0.084 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
0.084 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
0.085 * [taylor]: Taking taylor expansion of a in a
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify 1 into 1
0.085 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
0.085 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
0.085 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
0.085 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
0.085 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
0.085 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
0.086 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
0.086 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
0.086 * [backup-simplify]: Simplify 0 into 0
0.087 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
0.087 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
0.087 * [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
0.088 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
0.088 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
0.089 * [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
0.090 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
0.091 * [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
0.091 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
0.093 * [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
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a)))
0.093 * * * [progress]: simplifying candidates
0.094 * [simplify]: Simplifying:
  (- (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)))
0.095 * * [simplify]: iteration 0: 94 enodes
0.125 * * [simplify]: iteration 1: 171 enodes
0.201 * * [simplify]: iteration 2: 448 enodes
0.369 * * [simplify]: iteration 3: 1308 enodes
1.087 * * [simplify]: iteration complete: 5000 enodes
1.088 * * [simplify]: Extracting #0: cost 63 inf + 0
1.089 * * [simplify]: Extracting #1: cost 752 inf + 3
1.102 * * [simplify]: Extracting #2: cost 1536 inf + 24560
1.120 * * [simplify]: Extracting #3: cost 1195 inf + 128395
1.170 * * [simplify]: Extracting #4: cost 293 inf + 313076
1.221 * * [simplify]: Extracting #5: cost 16 inf + 384603
1.284 * * [simplify]: Extracting #6: cost 0 inf + 389272
1.382 * [simplify]: Simplified to:
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (exp (/ a (- (acos a))))
  (* (/ a (- (acos a))) (* (/ a (- (acos a))) (/ 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 (- (acos a)))) (/ (cbrt 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))
  (/ (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 (acos a))) (/ (cbrt 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))
  (/ (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))
1.387 * * * [progress]: adding candidates to table
1.584 * * [progress]: iteration 2 / 4
1.585 * * * [progress]: picking best candidate
1.629 * * * * [pick]: Picked  #<alt (λ (a) (/ 1 (/ (- (acos a)) a)))>
1.629 * * * [progress]: localizing error
1.649 * * * [progress]: generating rewritten candidates
1.649 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
1.664 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
1.679 * * * [progress]: generating series expansions
1.679 * * * * [progress]: [ 1 / 2 ] generating series at (2)
1.679 * [backup-simplify]: Simplify (/ 1 (/ (- (acos a)) a)) into (* -1 (/ a (acos a)))
1.679 * [approximate]: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0
1.679 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
1.679 * [taylor]: Taking taylor expansion of -1 in a
1.679 * [backup-simplify]: Simplify -1 into -1
1.679 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
1.679 * [taylor]: Taking taylor expansion of a in a
1.679 * [backup-simplify]: Simplify 0 into 0
1.679 * [backup-simplify]: Simplify 1 into 1
1.679 * [taylor]: Taking taylor expansion of (acos a) in a
1.679 * [backup-simplify]: Simplify (acos a) into (acos a)
1.679 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
1.679 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
1.679 * [taylor]: Taking taylor expansion of -1 in a
1.679 * [backup-simplify]: Simplify -1 into -1
1.679 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
1.679 * [taylor]: Taking taylor expansion of a in a
1.679 * [backup-simplify]: Simplify 0 into 0
1.679 * [backup-simplify]: Simplify 1 into 1
1.679 * [taylor]: Taking taylor expansion of (acos a) in a
1.679 * [backup-simplify]: Simplify (acos a) into (acos a)
1.679 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
1.679 * [backup-simplify]: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a))
1.680 * [backup-simplify]: Simplify (/ -1 (acos a)) into (/ -1 (acos a))
1.680 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
1.680 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0
1.680 * [backup-simplify]: Simplify 0 into 0
1.680 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
1.681 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0
1.681 * [backup-simplify]: Simplify 0 into 0
1.681 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
1.682 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0
1.682 * [backup-simplify]: Simplify 0 into 0
1.682 * [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
1.683 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0
1.683 * [backup-simplify]: Simplify 0 into 0
1.683 * [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
1.685 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0
1.685 * [backup-simplify]: Simplify 0 into 0
1.685 * [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
1.687 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0
1.688 * [backup-simplify]: Simplify 0 into 0
1.688 * [backup-simplify]: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a)))
1.688 * [backup-simplify]: Simplify (/ 1 (/ (- (acos (/ 1 a))) (/ 1 a))) into (/ -1 (* a (acos (/ 1 a))))
1.688 * [approximate]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0
1.688 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
1.688 * [taylor]: Taking taylor expansion of -1 in a
1.688 * [backup-simplify]: Simplify -1 into -1
1.688 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
1.688 * [taylor]: Taking taylor expansion of a in a
1.688 * [backup-simplify]: Simplify 0 into 0
1.688 * [backup-simplify]: Simplify 1 into 1
1.688 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
1.688 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
1.688 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
1.689 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
1.689 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
1.689 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
1.689 * [taylor]: Taking taylor expansion of -1 in a
1.689 * [backup-simplify]: Simplify -1 into -1
1.689 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
1.689 * [taylor]: Taking taylor expansion of a in a
1.689 * [backup-simplify]: Simplify 0 into 0
1.689 * [backup-simplify]: Simplify 1 into 1
1.689 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
1.689 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
1.689 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
1.690 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
1.690 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
1.690 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
1.691 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
1.691 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
1.691 * [backup-simplify]: Simplify 0 into 0
1.693 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
1.693 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
1.693 * [backup-simplify]: Simplify 0 into 0
1.695 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
1.695 * [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
1.695 * [backup-simplify]: Simplify 0 into 0
1.697 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
1.698 * [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
1.698 * [backup-simplify]: Simplify 0 into 0
1.700 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
1.701 * [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
1.701 * [backup-simplify]: Simplify 0 into 0
1.704 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
1.705 * [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
1.705 * [backup-simplify]: Simplify 0 into 0
1.705 * [backup-simplify]: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a)))
1.705 * [backup-simplify]: Simplify (/ 1 (/ (- (acos (/ 1 (- a)))) (/ 1 (- a)))) into (/ 1 (* a (acos (/ -1 a))))
1.705 * [approximate]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0
1.705 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
1.705 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
1.705 * [taylor]: Taking taylor expansion of a in a
1.705 * [backup-simplify]: Simplify 0 into 0
1.705 * [backup-simplify]: Simplify 1 into 1
1.705 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
1.706 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
1.706 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
1.706 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
1.706 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
1.706 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
1.706 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
1.706 * [taylor]: Taking taylor expansion of a in a
1.706 * [backup-simplify]: Simplify 0 into 0
1.706 * [backup-simplify]: Simplify 1 into 1
1.707 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
1.707 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
1.707 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
1.707 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
1.707 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
1.707 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
1.708 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
1.709 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
1.709 * [backup-simplify]: Simplify 0 into 0
1.710 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
1.710 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
1.710 * [backup-simplify]: Simplify 0 into 0
1.712 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0
1.712 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
1.712 * [backup-simplify]: Simplify 0 into 0
1.715 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
1.715 * [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
1.715 * [backup-simplify]: Simplify 0 into 0
1.717 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
1.718 * [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
1.718 * [backup-simplify]: Simplify 0 into 0
1.719 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
1.720 * [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
1.720 * [backup-simplify]: Simplify 0 into 0
1.720 * [backup-simplify]: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a)))
1.720 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
1.720 * [backup-simplify]: Simplify (/ (- (acos a)) a) into (* -1 (/ (acos a) a))
1.720 * [approximate]: Taking taylor expansion of (* -1 (/ (acos a) a)) in (a) around 0
1.720 * [taylor]: Taking taylor expansion of (* -1 (/ (acos a) a)) in a
1.720 * [taylor]: Taking taylor expansion of -1 in a
1.720 * [backup-simplify]: Simplify -1 into -1
1.720 * [taylor]: Taking taylor expansion of (/ (acos a) a) in a
1.720 * [taylor]: Taking taylor expansion of (acos a) in a
1.720 * [backup-simplify]: Simplify (acos a) into (acos a)
1.720 * [taylor]: Taking taylor expansion of a in a
1.720 * [backup-simplify]: Simplify 0 into 0
1.720 * [backup-simplify]: Simplify 1 into 1
1.720 * [backup-simplify]: Simplify (/ (acos a) 1) into (acos a)
1.720 * [taylor]: Taking taylor expansion of (* -1 (/ (acos a) a)) in a
1.720 * [taylor]: Taking taylor expansion of -1 in a
1.720 * [backup-simplify]: Simplify -1 into -1
1.720 * [taylor]: Taking taylor expansion of (/ (acos a) a) in a
1.720 * [taylor]: Taking taylor expansion of (acos a) in a
1.720 * [backup-simplify]: Simplify (acos a) into (acos a)
1.720 * [taylor]: Taking taylor expansion of a in a
1.720 * [backup-simplify]: Simplify 0 into 0
1.720 * [backup-simplify]: Simplify 1 into 1
1.720 * [backup-simplify]: Simplify (/ (acos a) 1) into (acos a)
1.720 * [backup-simplify]: Simplify (* -1 (acos a)) into (* -1 (acos a))
1.721 * [backup-simplify]: Simplify (* -1 (acos a)) into (* -1 (acos a))
1.721 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)))) into 0
1.721 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (acos a))) into 0
1.721 * [backup-simplify]: Simplify 0 into 0
1.722 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.723 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (acos a)))) into 0
1.723 * [backup-simplify]: Simplify 0 into 0
1.724 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.725 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a))))) into 0
1.725 * [backup-simplify]: Simplify 0 into 0
1.726 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.727 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a)))))) into 0
1.727 * [backup-simplify]: Simplify 0 into 0
1.729 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.730 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a))))))) into 0
1.730 * [backup-simplify]: Simplify 0 into 0
1.732 * [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
1.736 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a)))))))) into 0
1.736 * [backup-simplify]: Simplify 0 into 0
1.736 * [backup-simplify]: Simplify (* (* -1 (acos a)) (/ 1 a)) into (* -1 (/ (acos a) a))
1.736 * [backup-simplify]: Simplify (/ (- (acos (/ 1 a))) (/ 1 a)) into (* -1 (* a (acos (/ 1 a))))
1.736 * [approximate]: Taking taylor expansion of (* -1 (* a (acos (/ 1 a)))) in (a) around 0
1.737 * [taylor]: Taking taylor expansion of (* -1 (* a (acos (/ 1 a)))) in a
1.737 * [taylor]: Taking taylor expansion of -1 in a
1.737 * [backup-simplify]: Simplify -1 into -1
1.737 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
1.737 * [taylor]: Taking taylor expansion of a in a
1.737 * [backup-simplify]: Simplify 0 into 0
1.737 * [backup-simplify]: Simplify 1 into 1
1.737 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
1.737 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
1.737 * [taylor]: Taking taylor expansion of (* -1 (* a (acos (/ 1 a)))) in a
1.737 * [taylor]: Taking taylor expansion of -1 in a
1.737 * [backup-simplify]: Simplify -1 into -1
1.737 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
1.737 * [taylor]: Taking taylor expansion of a in a
1.737 * [backup-simplify]: Simplify 0 into 0
1.737 * [backup-simplify]: Simplify 1 into 1
1.737 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
1.737 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
1.737 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
1.737 * [backup-simplify]: Simplify (* -1 0) into 0
1.737 * [backup-simplify]: Simplify 0 into 0
1.738 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
1.738 * [backup-simplify]: Simplify (+ (* -1 (acos (/ 1 a))) (* 0 0)) into (- (acos (/ 1 a)))
1.738 * [backup-simplify]: Simplify (- (acos (/ 1 a))) into (- (acos (/ 1 a)))
1.739 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
1.739 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (acos (/ 1 a))) (* 0 0))) into 0
1.739 * [backup-simplify]: Simplify 0 into 0
1.740 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
1.741 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0)))) into 0
1.741 * [backup-simplify]: Simplify 0 into 0
1.742 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
1.743 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0))))) into 0
1.743 * [backup-simplify]: Simplify 0 into 0
1.744 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
1.745 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0)))))) into 0
1.745 * [backup-simplify]: Simplify 0 into 0
1.746 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
1.748 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0))))))) into 0
1.748 * [backup-simplify]: Simplify 0 into 0
1.750 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
1.752 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0)))))))) into 0
1.752 * [backup-simplify]: Simplify 0 into 0
1.752 * [backup-simplify]: Simplify (* (- (acos (/ 1 (/ 1 a)))) (/ 1 a)) into (* -1 (/ (acos a) a))
1.753 * [backup-simplify]: Simplify (/ (- (acos (/ 1 (- a)))) (/ 1 (- a))) into (* a (acos (/ -1 a)))
1.753 * [approximate]: Taking taylor expansion of (* a (acos (/ -1 a))) in (a) around 0
1.753 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
1.753 * [taylor]: Taking taylor expansion of a in a
1.753 * [backup-simplify]: Simplify 0 into 0
1.753 * [backup-simplify]: Simplify 1 into 1
1.753 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
1.753 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
1.753 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
1.753 * [taylor]: Taking taylor expansion of a in a
1.753 * [backup-simplify]: Simplify 0 into 0
1.753 * [backup-simplify]: Simplify 1 into 1
1.753 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
1.753 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
1.753 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
1.753 * [backup-simplify]: Simplify 0 into 0
1.754 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
1.754 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
1.755 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
1.755 * [backup-simplify]: Simplify 0 into 0
1.757 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
1.757 * [backup-simplify]: Simplify 0 into 0
1.758 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0
1.758 * [backup-simplify]: Simplify 0 into 0
1.760 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
1.760 * [backup-simplify]: Simplify 0 into 0
1.763 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
1.763 * [backup-simplify]: Simplify 0 into 0
1.766 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
1.766 * [backup-simplify]: Simplify 0 into 0
1.766 * [backup-simplify]: Simplify (* (acos (/ -1 (/ 1 (- a)))) (/ 1 (- a))) into (* -1 (/ (acos a) a))
1.766 * * * [progress]: simplifying candidates
1.772 * [simplify]: Simplifying:
  (- 1)
  (- (- (log (- (acos a))) (log a)))
  (- (log (/ (- (acos a)) a)))
  (- 0 (- (log (- (acos a))) (log a)))
  (- 0 (log (/ (- (acos a)) a)))
  (- (log 1) (- (log (- (acos a))) (log a)))
  (- (log 1) (log (/ (- (acos a)) a)))
  (log (/ 1 (/ (- (acos a)) a)))
  (exp (/ 1 (/ (- (acos a)) a)))
  (/ (* (* 1 1) 1) (/ (* (* (- (acos a)) (- (acos a))) (- (acos a))) (* (* a 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)) (/ (* (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 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)) (/ (- (* (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)) (/ (* (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) (/ (* (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 (* (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) (/ (- (* (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) (/ (* (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 (/ (* (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 (* (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 (/ (- (* (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 (/ (* (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 (/ (* (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 (* (cbrt a) (cbrt a))))
  (/ 1 (/ -1 (sqrt a)))
  (/ 1 (/ -1 1))
  (/ 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 (/ (* (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)))
  (- (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)
  (/ 0 a)
  (/ (acos 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 (* (cbrt a) (cbrt a)))
  (/ (acos a) (cbrt a))
  (/ -1 (sqrt a))
  (/ (acos a) (sqrt a))
  (/ -1 1)
  (/ (acos 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)
  (/ (* (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) 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)))
  (/ a (acos a))
  (/ a (cbrt (acos a)))
  (/ a (sqrt (acos a)))
  (/ a (acos a))
  (/ a (- (cbrt (acos a))))
  (/ a (- (sqrt (acos a))))
  (/ a (- (acos a)))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (* -1 (/ (acos a) a))
  (* -1 (/ (acos a) a))
  (* -1 (/ (acos a) a))
1.779 * * [simplify]: iteration 0: 288 enodes
1.999 * * [simplify]: iteration 1: 768 enodes
2.290 * * [simplify]: iteration 2: 1548 enodes
3.176 * * [simplify]: iteration 3: 3823 enodes
4.020 * * [simplify]: iteration complete: 5027 enodes
4.020 * * [simplify]: Extracting #0: cost 114 inf + 0
4.023 * * [simplify]: Extracting #1: cost 701 inf + 45
4.035 * * [simplify]: Extracting #2: cost 1088 inf + 27652
4.078 * * [simplify]: Extracting #3: cost 429 inf + 201100
4.137 * * [simplify]: Extracting #4: cost 6 inf + 323235
4.204 * * [simplify]: Extracting #5: cost 0 inf + 325146
4.264 * [simplify]: Simplified to:
  -1
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (exp (/ a (- (acos a))))
  (* (/ a (- (acos a))) (* (/ a (- (acos a))) (/ a (- (acos a)))))
  (* (/ a (- (acos a))) (* (/ a (- (acos a))) (/ 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))))
  -1
  (/ (acos a) a)
  (* (/ 1 (cbrt (- (/ (acos a) a)))) (/ 1 (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))
  (/ (cbrt a) (cbrt (- (acos a))))
  (/ (* 1 (sqrt a)) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ (sqrt a) (cbrt (- (acos a))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (/ a (cbrt (- (acos a))))
  (* (/ (cbrt a) (sqrt (- (acos a)))) (cbrt a))
  (/ (cbrt a) (sqrt (- (acos a))))
  (/ (* 1 (sqrt a)) (sqrt (- (acos a))))
  (/ (* 1 (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)))
  (- (* (cbrt a) (cbrt a)))
  (/ (cbrt a) (acos a))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (/ a (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)))
  (/ (/ 1 (cbrt (acos a))) (- (cbrt (acos a))))
  (/ a (cbrt (acos a)))
  (* (/ (cbrt a) (- (sqrt (acos a)))) (cbrt a))
  (/ (cbrt a) (sqrt (acos a)))
  (/ (* 1 (sqrt a)) (- (sqrt (acos a))))
  (/ 1 (/ (sqrt (acos a)) (sqrt 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))
  (* (/ (cbrt a) (cbrt (acos a))) (/ (cbrt a) (cbrt (acos a))))
  (/ (cbrt a) (- (cbrt (acos a))))
  (/ (* 1 (sqrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (sqrt a) (- (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (/ a (- (cbrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (cbrt a) (- (sqrt (acos a))))
  (/ 1 (/ (sqrt (acos a)) (sqrt a)))
  (/ (* 1 (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)))) (/ 1 (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))
  (/ (cbrt a) (cbrt (- (acos a))))
  (/ (* 1 (sqrt a)) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ (sqrt a) (cbrt (- (acos a))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (/ a (cbrt (- (acos a))))
  (* (/ (cbrt a) (sqrt (- (acos a)))) (cbrt a))
  (/ (cbrt a) (sqrt (- (acos a))))
  (/ (* 1 (sqrt a)) (sqrt (- (acos a))))
  (/ (* 1 (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)))
  (- (* (cbrt a) (cbrt a)))
  (/ (cbrt a) (acos a))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (/ a (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)))
  (/ (/ 1 (cbrt (acos a))) (- (cbrt (acos a))))
  (/ a (cbrt (acos a)))
  (* (/ (cbrt a) (- (sqrt (acos a)))) (cbrt a))
  (/ (cbrt a) (sqrt (acos a)))
  (/ (* 1 (sqrt a)) (- (sqrt (acos a))))
  (/ 1 (/ (sqrt (acos a)) (sqrt 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))
  (* (/ (cbrt a) (cbrt (acos a))) (/ (cbrt a) (cbrt (acos a))))
  (/ (cbrt a) (- (cbrt (acos a))))
  (/ (* 1 (sqrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (sqrt a) (- (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (/ a (- (cbrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (cbrt a) (- (sqrt (acos a))))
  (/ 1 (/ (sqrt (acos a)) (sqrt a)))
  (/ (* 1 (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)))) (/ 1 (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))
  (/ (cbrt a) (cbrt (- (acos a))))
  (/ (* 1 (sqrt a)) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ (sqrt a) (cbrt (- (acos a))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (/ a (cbrt (- (acos a))))
  (* (/ (cbrt a) (sqrt (- (acos a)))) (cbrt a))
  (/ (cbrt a) (sqrt (- (acos a))))
  (/ (* 1 (sqrt a)) (sqrt (- (acos a))))
  (/ (* 1 (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)))
  (- (* (cbrt a) (cbrt a)))
  (/ (cbrt a) (acos a))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (/ a (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)))
  (/ (/ 1 (cbrt (acos a))) (- (cbrt (acos a))))
  (/ a (cbrt (acos a)))
  (* (/ (cbrt a) (- (sqrt (acos a)))) (cbrt a))
  (/ (cbrt a) (sqrt (acos a)))
  (/ (* 1 (sqrt a)) (- (sqrt (acos a))))
  (/ 1 (/ (sqrt (acos a)) (sqrt 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))
  (* (/ (cbrt a) (cbrt (acos a))) (/ (cbrt a) (cbrt (acos a))))
  (/ (cbrt a) (- (cbrt (acos a))))
  (/ (* 1 (sqrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (sqrt a) (- (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (/ a (- (cbrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (cbrt a) (- (sqrt (acos a))))
  (/ 1 (/ (sqrt (acos a)) (sqrt a)))
  (/ (* 1 (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
  (/ a (- (acos a)))
  (- (/ (acos a) a))
  (* (/ 1 (cbrt (- (/ (acos a) a)))) (/ 1 (cbrt (- (/ (acos a) a)))))
  (/ 1 (sqrt (- (/ (acos a) a))))
  (* (/ (/ (cbrt a) (cbrt (- (acos a)))) (cbrt (- (acos a)))) (cbrt a))
  (/ (* 1 (sqrt a)) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* (/ (cbrt a) (sqrt (- (acos a)))) (cbrt a))
  (/ (* 1 (sqrt a)) (sqrt (- (acos a))))
  (/ 1 (sqrt (- (acos a))))
  (* (cbrt a) (cbrt a))
  (sqrt a)
  1
  (- (* (cbrt a) (cbrt a)))
  (- (sqrt a))
  -1
  (/ (* (cbrt a) (cbrt a)) (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (sqrt a) (- (* (cbrt (acos a)) (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (- (cbrt (acos a))))
  (* (/ (cbrt a) (- (sqrt (acos a)))) (cbrt a))
  (/ (* 1 (sqrt a)) (- (sqrt (acos a))))
  (/ 1 (- (sqrt (acos a))))
  (- (* (cbrt a) (cbrt a)))
  (- (sqrt a))
  -1
  (* (/ (cbrt a) (cbrt (acos a))) (/ (cbrt a) (cbrt (acos a))))
  (/ (* 1 (sqrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ 1 (/ (sqrt (acos a)) (sqrt 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)))
  (log (- (/ (acos a) a)))
  (log (- (/ (acos a) a)))
  (exp (- (/ (acos a) a)))
  (* (/ (acos a) a) (* (/ (acos a) a) (- (/ (acos 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)
  0
  (/ (acos a) a)
  (* (/ (cbrt (- (acos a))) (cbrt a)) (/ (cbrt (- (acos 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))))
  (/ (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)) (/ 1 (cbrt a)))
  (/ (- (acos a)) (cbrt a))
  (/ 1 (sqrt a))
  (- (/ (acos a) (sqrt a)))
  1
  (- (/ (acos a) a))
  (/ -1 (* (cbrt a) (cbrt a)))
  (/ (acos a) (cbrt a))
  (/ -1 (sqrt a))
  (/ (acos a) (sqrt a))
  -1
  (/ (acos a) a)
  (* (- (/ (cbrt (acos a)) (cbrt a))) (/ (cbrt (acos 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))))
  (/ (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)
  (* (/ (cbrt (acos a)) (cbrt a)) (/ (cbrt (acos a)) (cbrt 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)) (/ 1 (cbrt a)))
  (/ (- (acos a)) (cbrt a))
  (/ 1 (sqrt a))
  (- (/ (acos a) (sqrt a)))
  1
  (- (/ (acos a) a))
  (/ 1 a)
  (/ a (- (acos a)))
  (/ (acos a) a)
  (/ (- (acos a)) (* (cbrt a) (cbrt a)))
  (- (/ (acos a) (sqrt a)))
  (- (acos a))
  (/ a (cbrt (- (acos a))))
  (/ a (sqrt (- (acos a))))
  (/ a (- (acos a)))
  (/ a (acos a))
  (/ a (cbrt (acos a)))
  (/ a (sqrt (acos a)))
  (/ a (acos a))
  (/ a (- (cbrt (acos a))))
  (/ a (- (sqrt (acos a))))
  (/ a (- (acos a)))
  (- (/ a (acos a)))
  (- (/ a (acos a)))
  (- (/ a (acos a)))
  (- (/ (acos a) a))
  (- (/ (acos a) a))
  (- (/ (acos a) a))
4.287 * * * [progress]: adding candidates to table
4.913 * * [progress]: iteration 3 / 4
4.913 * * * [progress]: picking best candidate
4.952 * * * * [pick]: Picked  #<alt (λ (a) (/ (/ 1 (- (acos a))) (/ 1 a)))>
4.952 * * * [progress]: localizing error
4.960 * * * [progress]: generating rewritten candidates
4.960 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
5.045 * * * [progress]: generating series expansions
5.045 * * * * [progress]: [ 1 / 1 ] generating series at (2)
5.045 * [backup-simplify]: Simplify (/ (/ 1 (- (acos a))) (/ 1 a)) into (* -1 (/ a (acos a)))
5.045 * [approximate]: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0
5.045 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
5.045 * [taylor]: Taking taylor expansion of -1 in a
5.045 * [backup-simplify]: Simplify -1 into -1
5.045 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
5.045 * [taylor]: Taking taylor expansion of a in a
5.045 * [backup-simplify]: Simplify 0 into 0
5.045 * [backup-simplify]: Simplify 1 into 1
5.045 * [taylor]: Taking taylor expansion of (acos a) in a
5.045 * [backup-simplify]: Simplify (acos a) into (acos a)
5.045 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
5.045 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
5.045 * [taylor]: Taking taylor expansion of -1 in a
5.045 * [backup-simplify]: Simplify -1 into -1
5.045 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
5.045 * [taylor]: Taking taylor expansion of a in a
5.045 * [backup-simplify]: Simplify 0 into 0
5.045 * [backup-simplify]: Simplify 1 into 1
5.045 * [taylor]: Taking taylor expansion of (acos a) in a
5.045 * [backup-simplify]: Simplify (acos a) into (acos a)
5.045 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
5.046 * [backup-simplify]: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a))
5.046 * [backup-simplify]: Simplify (/ -1 (acos a)) into (/ -1 (acos a))
5.046 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
5.046 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0
5.046 * [backup-simplify]: Simplify 0 into 0
5.046 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
5.047 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0
5.047 * [backup-simplify]: Simplify 0 into 0
5.047 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
5.048 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0
5.048 * [backup-simplify]: Simplify 0 into 0
5.048 * [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
5.049 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0
5.049 * [backup-simplify]: Simplify 0 into 0
5.050 * [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
5.051 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0
5.051 * [backup-simplify]: Simplify 0 into 0
5.051 * [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
5.053 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0
5.053 * [backup-simplify]: Simplify 0 into 0
5.053 * [backup-simplify]: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a)))
5.053 * [backup-simplify]: Simplify (/ (/ 1 (- (acos (/ 1 a)))) (/ 1 (/ 1 a))) into (/ -1 (* a (acos (/ 1 a))))
5.053 * [approximate]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0
5.053 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
5.053 * [taylor]: Taking taylor expansion of -1 in a
5.053 * [backup-simplify]: Simplify -1 into -1
5.053 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
5.053 * [taylor]: Taking taylor expansion of a in a
5.053 * [backup-simplify]: Simplify 0 into 0
5.053 * [backup-simplify]: Simplify 1 into 1
5.053 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
5.053 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
5.053 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
5.053 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
5.054 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
5.054 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
5.054 * [taylor]: Taking taylor expansion of -1 in a
5.054 * [backup-simplify]: Simplify -1 into -1
5.054 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
5.054 * [taylor]: Taking taylor expansion of a in a
5.054 * [backup-simplify]: Simplify 0 into 0
5.054 * [backup-simplify]: Simplify 1 into 1
5.054 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
5.054 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
5.054 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
5.054 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
5.054 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
5.054 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
5.055 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
5.055 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
5.055 * [backup-simplify]: Simplify 0 into 0
5.056 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
5.056 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
5.056 * [backup-simplify]: Simplify 0 into 0
5.057 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
5.057 * [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
5.057 * [backup-simplify]: Simplify 0 into 0
5.058 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
5.059 * [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
5.059 * [backup-simplify]: Simplify 0 into 0
5.060 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
5.060 * [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
5.060 * [backup-simplify]: Simplify 0 into 0
5.062 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
5.062 * [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
5.062 * [backup-simplify]: Simplify 0 into 0
5.063 * [backup-simplify]: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a)))
5.063 * [backup-simplify]: Simplify (/ (/ 1 (- (acos (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (/ 1 (* a (acos (/ -1 a))))
5.063 * [approximate]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0
5.063 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
5.063 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
5.063 * [taylor]: Taking taylor expansion of a in a
5.063 * [backup-simplify]: Simplify 0 into 0
5.063 * [backup-simplify]: Simplify 1 into 1
5.063 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
5.063 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
5.063 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
5.063 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
5.063 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
5.063 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
5.063 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
5.063 * [taylor]: Taking taylor expansion of a in a
5.063 * [backup-simplify]: Simplify 0 into 0
5.063 * [backup-simplify]: Simplify 1 into 1
5.063 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
5.063 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
5.064 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
5.064 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
5.064 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
5.064 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
5.065 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
5.065 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
5.065 * [backup-simplify]: Simplify 0 into 0
5.065 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
5.066 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
5.066 * [backup-simplify]: Simplify 0 into 0
5.067 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0
5.067 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
5.067 * [backup-simplify]: Simplify 0 into 0
5.068 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
5.068 * [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
5.068 * [backup-simplify]: Simplify 0 into 0
5.070 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
5.071 * [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
5.071 * [backup-simplify]: Simplify 0 into 0
5.074 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
5.074 * [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
5.074 * [backup-simplify]: Simplify 0 into 0
5.075 * [backup-simplify]: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a)))
5.075 * * * [progress]: simplifying candidates
5.092 * [simplify]: Simplifying:
  (- (- (log (- (acos a)))) (- (log a)))
  (- (- (log (- (acos a)))) (- 0 (log a)))
  (- (- (log (- (acos a)))) (- (log 1) (log a)))
  (- (- (log (- (acos a)))) (log (/ 1 a)))
  (- (- 0 (log (- (acos a)))) (- (log a)))
  (- (- 0 (log (- (acos a)))) (- 0 (log a)))
  (- (- 0 (log (- (acos a)))) (- (log 1) (log a)))
  (- (- 0 (log (- (acos a)))) (log (/ 1 a)))
  (- (- (log 1) (log (- (acos a)))) (- (log a)))
  (- (- (log 1) (log (- (acos a)))) (- 0 (log a)))
  (- (- (log 1) (log (- (acos a)))) (- (log 1) (log a)))
  (- (- (log 1) (log (- (acos a)))) (log (/ 1 a)))
  (- (log (/ 1 (- (acos a)))) (- (log a)))
  (- (log (/ 1 (- (acos a)))) (- 0 (log a)))
  (- (log (/ 1 (- (acos a)))) (- (log 1) (log 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 1) 1) (* (* a a) 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 1) 1) (* (* a a) 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))))) (/ (* (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)))) (/ (* (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))))) (/ (* (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)))) (/ (* (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) (/ (* (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))
  (/ (/ (* (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)))) (/ (* (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)) (/ (* (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)) (* (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))) (/ (* (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) (/ (* (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))))) (/ (* (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)))) (/ (* (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) (/ (* (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))
  (/ (/ (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)))) (/ (* (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)) (/ (* (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) (* (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))) (/ (* (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) (/ (* (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))))) (/ (* (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)))) (/ (* (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) (/ (* (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 (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)))) (/ (* (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)) (/ (* (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 (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))) (/ (* (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) (/ (* (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 (/ (* (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))) (/ (* (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) (/ (cbrt 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) (/ (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) (/ (sqrt 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) (/ (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 (cbrt (acos a))))
  (/ (/ 1 a) (/ 1 (sqrt (acos a))))
  (/ (/ 1 a) (/ 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)))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
5.124 * * [simplify]: iteration 0: 801 enodes
5.945 * * [simplify]: iteration 1: 2617 enodes
6.484 * * [simplify]: iteration 2: 4264 enodes
6.990 * * [simplify]: iteration complete: 5020 enodes
6.991 * * [simplify]: Extracting #0: cost 116 inf + 0
6.993 * * [simplify]: Extracting #1: cost 724 inf + 45
6.998 * * [simplify]: Extracting #2: cost 930 inf + 13381
7.013 * * [simplify]: Extracting #3: cost 498 inf + 130582
7.053 * * [simplify]: Extracting #4: cost 49 inf + 257793
7.119 * * [simplify]: Extracting #5: cost 2 inf + 271160
7.160 * * [simplify]: Extracting #6: cost 0 inf + 271744
7.203 * [simplify]: Simplified to:
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (- (log (/ (- (acos a)) a)))
  (exp (/ (* 1 a) (- (acos a))))
  (* (* (/ (/ (/ 1 (acos a)) (acos a)) (- (acos a))) (* a a)) a)
  (* (* (/ (/ (/ 1 (acos a)) (acos a)) (- (acos a))) (* a a)) a)
  (* (* (/ (* 1 a) (- (acos a))) (/ (* 1 a) (- (acos a)))) (/ (* 1 a) (- (acos a))))
  (* (* (/ (* 1 a) (- (acos a))) (/ (* 1 a) (- (acos a)))) (/ (* 1 a) (- (acos a))))
  (* (cbrt (/ (* 1 a) (- (acos a)))) (cbrt (/ (* 1 a) (- (acos a)))))
  (cbrt (/ (* 1 a) (- (acos a))))
  (* (* (/ (* 1 a) (- (acos a))) (/ (* 1 a) (- (acos a)))) (/ (* 1 a) (- (acos a))))
  (sqrt (/ (* 1 a) (- (acos a))))
  (sqrt (/ (* 1 a) (- (acos a))))
  (/ -1 (- (acos a)))
  (/ -1 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)))) (cbrt (/ 1 (- (acos a))))) (sqrt (/ 1 a)))
  (/ (cbrt (/ 1 (- (acos a)))) (sqrt (/ 1 a)))
  (* (* (cbrt a) (cbrt (/ 1 (- (acos a))))) (* (cbrt a) (cbrt (/ 1 (- (acos a))))))
  (* (cbrt a) (cbrt (/ 1 (- (acos a)))))
  (* (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (sqrt a))
  (* (cbrt (/ 1 (- (acos a)))) (sqrt a))
  (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a)))))
  (* a (cbrt (/ 1 (- (acos a)))))
  (* (* (cbrt a) (cbrt (/ 1 (- (acos a))))) (* (cbrt a) (cbrt (/ 1 (- (acos a))))))
  (* (cbrt a) (cbrt (/ 1 (- (acos a)))))
  (* (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (sqrt a))
  (* (cbrt (/ 1 (- (acos a)))) (sqrt a))
  (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a)))))
  (* a (cbrt (/ 1 (- (acos a)))))
  (* (* (cbrt a) (cbrt (/ 1 (- (acos a))))) (* (cbrt a) (cbrt (/ 1 (- (acos a))))))
  (* (cbrt a) (cbrt (/ 1 (- (acos a)))))
  (* (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a))))) (sqrt a))
  (* (cbrt (/ 1 (- (acos a)))) (sqrt a))
  (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a)))))
  (* a (cbrt (/ 1 (- (acos a)))))
  (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a)))))
  (* a (cbrt (/ 1 (- (acos a)))))
  (* (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 (- (acos a)))))
  (* a (cbrt (/ 1 (- (acos 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)))) (cbrt a))
  (* (sqrt (/ 1 (- (acos a)))) (sqrt a))
  (* (sqrt (/ 1 (- (acos a)))) (sqrt a))
  (sqrt (/ 1 (- (acos a))))
  (* (sqrt (/ 1 (- (acos a)))) a)
  (* (sqrt (/ 1 (- (acos a)))) (* (cbrt a) (cbrt a)))
  (* (sqrt (/ 1 (- (acos a)))) (cbrt a))
  (* (sqrt (/ 1 (- (acos a)))) (sqrt a))
  (* (sqrt (/ 1 (- (acos a)))) (sqrt a))
  (sqrt (/ 1 (- (acos a))))
  (* (sqrt (/ 1 (- (acos a)))) a)
  (* (sqrt (/ 1 (- (acos a)))) (* (cbrt a) (cbrt a)))
  (* (sqrt (/ 1 (- (acos a)))) (cbrt a))
  (* (sqrt (/ 1 (- (acos a)))) (sqrt a))
  (* (sqrt (/ 1 (- (acos a)))) (sqrt a))
  (sqrt (/ 1 (- (acos a))))
  (* (sqrt (/ 1 (- (acos a)))) a)
  (sqrt (/ 1 (- (acos a))))
  (* (sqrt (/ 1 (- (acos a)))) a)
  (sqrt (/ 1 (- (acos a))))
  (* (sqrt (/ 1 (- (acos a)))) a)
  (* (/ 1 (* (cbrt (/ 1 a)) (cbrt (- (acos a))))) (/ 1 (* (cbrt (/ 1 a)) (cbrt (- (acos a))))))
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (- (acos a)))))
  (/ (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a)))) (sqrt (/ 1 a)))
  (/ (/ 1 (sqrt (/ 1 a))) (cbrt (- (acos a))))
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (* (cbrt a) (/ 1 (cbrt (- (acos a)))))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (* (/ 1 (cbrt (- (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (* (cbrt a) (/ 1 (cbrt (- (acos a)))))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (* (/ 1 (cbrt (- (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (* (cbrt a) (/ 1 (cbrt (- (acos a)))))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (* (/ 1 (cbrt (- (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (/ (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (sqrt (- (acos a))))
  (/ 1 (* (cbrt (/ 1 a)) (sqrt (- (acos a)))))
  (/ 1 (* (sqrt (- (acos a))) (sqrt (/ 1 a))))
  (/ 1 (* (sqrt (- (acos a))) (sqrt (/ 1 a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (* (/ 1 (sqrt (- (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (/ 1 (sqrt (- (acos a))))
  (* a (/ 1 (sqrt (- (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (* (/ 1 (sqrt (- (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (/ 1 (sqrt (- (acos a))))
  (* a (/ 1 (sqrt (- (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (* (/ 1 (sqrt (- (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt 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)))))
  (/ 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))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  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)))
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (/ (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a)))
  (/ 1 (* (* (sqrt (/ 1 a)) (cbrt (acos a))) (- (cbrt (acos a)))))
  (/ 1 (* (sqrt (/ 1 a)) (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (sqrt a))
  (* (sqrt a) (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (sqrt a))
  (* (sqrt a) (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (sqrt a))
  (* (sqrt a) (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (sqrt (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ 1 a)))
  (/ 1 (- (* (sqrt (/ 1 a)) (sqrt (acos a)))))
  (/ (/ 1 (sqrt (/ 1 a))) (sqrt (acos a)))
  (* (/ (* 1 (cbrt a)) (- (sqrt (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (sqrt a) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (* (/ (* 1 (cbrt a)) (- (sqrt (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (sqrt a) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (* (/ (* 1 (cbrt a)) (- (sqrt (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (sqrt a) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos 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 (cbrt (/ 1 a))) (cbrt (/ 1 a)))
  (/ (/ 1 (acos a)) (cbrt (/ 1 a)))
  (/ -1 (sqrt (/ 1 a)))
  (/ (/ 1 (acos a)) (sqrt (/ 1 a)))
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (* (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a))) (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a))))
  (/ 1 (* (- (cbrt (acos a))) (cbrt (/ 1 a))))
  (/ (/ (/ 1 (cbrt (acos a))) (cbrt (acos a))) (sqrt (/ 1 a)))
  (/ 1 (- (* (sqrt (/ 1 a)) (cbrt (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (cbrt a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (sqrt a) (/ 1 (- (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (* (/ 1 (- (cbrt (acos a)))) a)
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (cbrt a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (sqrt a) (/ 1 (- (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (* (/ 1 (- (cbrt (acos a)))) a)
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (cbrt a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (sqrt a) (/ 1 (- (cbrt (acos 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 (/ 1 a)) (sqrt (acos a)))))
  (/ (/ 1 (cbrt (/ 1 a))) (- (sqrt (acos a))))
  (/ (/ 1 (sqrt (/ 1 a))) (sqrt (acos a)))
  (/ 1 (- (* (sqrt (/ 1 a)) (sqrt (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (* 1 (cbrt a)) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (* 1 (cbrt a)) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (* 1 (cbrt a)) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos 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))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  (* (/ 1 (* (cbrt (/ 1 a)) (cbrt (- (acos a))))) (/ 1 (* (cbrt (/ 1 a)) (cbrt (- (acos a))))))
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (- (acos a)))))
  (/ (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a)))) (sqrt (/ 1 a)))
  (/ (/ 1 (sqrt (/ 1 a))) (cbrt (- (acos a))))
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (* (cbrt a) (/ 1 (cbrt (- (acos a)))))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (* (/ 1 (cbrt (- (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (* (cbrt a) (/ 1 (cbrt (- (acos a)))))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (* (/ 1 (cbrt (- (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (* (cbrt a) (/ 1 (cbrt (- (acos a)))))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (* (/ 1 (cbrt (- (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (/ (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (sqrt (- (acos a))))
  (/ 1 (* (cbrt (/ 1 a)) (sqrt (- (acos a)))))
  (/ 1 (* (sqrt (- (acos a))) (sqrt (/ 1 a))))
  (/ 1 (* (sqrt (- (acos a))) (sqrt (/ 1 a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (* (/ 1 (sqrt (- (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (/ 1 (sqrt (- (acos a))))
  (* a (/ 1 (sqrt (- (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (* (/ 1 (sqrt (- (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (/ 1 (sqrt (- (acos a))))
  (* a (/ 1 (sqrt (- (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (* (/ 1 (sqrt (- (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt 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)))))
  (/ 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))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  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)))
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (/ (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a)))
  (/ 1 (* (* (sqrt (/ 1 a)) (cbrt (acos a))) (- (cbrt (acos a)))))
  (/ 1 (* (sqrt (/ 1 a)) (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (sqrt a))
  (* (sqrt a) (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (sqrt a))
  (* (sqrt a) (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (sqrt a))
  (* (sqrt a) (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (sqrt (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ 1 a)))
  (/ 1 (- (* (sqrt (/ 1 a)) (sqrt (acos a)))))
  (/ (/ 1 (sqrt (/ 1 a))) (sqrt (acos a)))
  (* (/ (* 1 (cbrt a)) (- (sqrt (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (sqrt a) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (* (/ (* 1 (cbrt a)) (- (sqrt (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (sqrt a) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (* (/ (* 1 (cbrt a)) (- (sqrt (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (sqrt a) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos 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 (cbrt (/ 1 a))) (cbrt (/ 1 a)))
  (/ (/ 1 (acos a)) (cbrt (/ 1 a)))
  (/ -1 (sqrt (/ 1 a)))
  (/ (/ 1 (acos a)) (sqrt (/ 1 a)))
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (* (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a))) (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a))))
  (/ 1 (* (- (cbrt (acos a))) (cbrt (/ 1 a))))
  (/ (/ (/ 1 (cbrt (acos a))) (cbrt (acos a))) (sqrt (/ 1 a)))
  (/ 1 (- (* (sqrt (/ 1 a)) (cbrt (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (cbrt a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (sqrt a) (/ 1 (- (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (* (/ 1 (- (cbrt (acos a)))) a)
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (cbrt a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (sqrt a) (/ 1 (- (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (* (/ 1 (- (cbrt (acos a)))) a)
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (cbrt a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (sqrt a) (/ 1 (- (cbrt (acos 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 (/ 1 a)) (sqrt (acos a)))))
  (/ (/ 1 (cbrt (/ 1 a))) (- (sqrt (acos a))))
  (/ (/ 1 (sqrt (/ 1 a))) (sqrt (acos a)))
  (/ 1 (- (* (sqrt (/ 1 a)) (sqrt (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (* 1 (cbrt a)) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (* 1 (cbrt a)) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (* 1 (cbrt a)) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos 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))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  (* (/ 1 (* (cbrt (/ 1 a)) (cbrt (- (acos a))))) (/ 1 (* (cbrt (/ 1 a)) (cbrt (- (acos a))))))
  (/ 1 (* (cbrt (/ 1 a)) (cbrt (- (acos a)))))
  (/ (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a)))) (sqrt (/ 1 a)))
  (/ (/ 1 (sqrt (/ 1 a))) (cbrt (- (acos a))))
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (* (cbrt a) (/ 1 (cbrt (- (acos a)))))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (* (/ 1 (cbrt (- (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (* (cbrt a) (/ 1 (cbrt (- (acos a)))))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (* (/ 1 (cbrt (- (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a)))))
  (* (cbrt a) (/ 1 (cbrt (- (acos a)))))
  (/ (sqrt a) (* (cbrt (- (acos a))) (cbrt (- (acos a)))))
  (* (/ 1 (cbrt (- (acos a)))) (sqrt a))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (/ (/ 1 (cbrt (- (acos a)))) (cbrt (- (acos a))))
  (* a (/ 1 (cbrt (- (acos a)))))
  (/ (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (sqrt (- (acos a))))
  (/ 1 (* (cbrt (/ 1 a)) (sqrt (- (acos a)))))
  (/ 1 (* (sqrt (- (acos a))) (sqrt (/ 1 a))))
  (/ 1 (* (sqrt (- (acos a))) (sqrt (/ 1 a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (* (/ 1 (sqrt (- (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (/ 1 (sqrt (- (acos a))))
  (* a (/ 1 (sqrt (- (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (* (/ 1 (sqrt (- (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (/ 1 (sqrt (- (acos a))))
  (* a (/ 1 (sqrt (- (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (- (acos a))))
  (* (/ 1 (sqrt (- (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt a))
  (* (/ 1 (sqrt (- (acos a)))) (sqrt 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)))))
  (/ 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))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  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)))
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (/ (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a)))
  (/ 1 (* (* (sqrt (/ 1 a)) (cbrt (acos a))) (- (cbrt (acos a)))))
  (/ 1 (* (sqrt (/ 1 a)) (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (sqrt a))
  (* (sqrt a) (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (sqrt a))
  (* (sqrt a) (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (cbrt (acos a))))
  (* (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a))) (sqrt a))
  (* (sqrt a) (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (cbrt (acos a)))) (cbrt (acos a)))
  (* a (/ 1 (cbrt (acos a))))
  (/ (/ 1 (- (sqrt (acos a)))) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (/ (/ 1 (sqrt (acos a))) (cbrt (/ 1 a)))
  (/ 1 (- (* (sqrt (/ 1 a)) (sqrt (acos a)))))
  (/ (/ 1 (sqrt (/ 1 a))) (sqrt (acos a)))
  (* (/ (* 1 (cbrt a)) (- (sqrt (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (sqrt a) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (* (/ (* 1 (cbrt a)) (- (sqrt (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (sqrt a) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ 1 (- (sqrt (acos a))))
  (* (/ 1 (sqrt (acos a))) a)
  (* (/ (* 1 (cbrt a)) (- (sqrt (acos a)))) (cbrt a))
  (* (/ 1 (sqrt (acos a))) (cbrt a))
  (/ (sqrt a) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos 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 (cbrt (/ 1 a))) (cbrt (/ 1 a)))
  (/ (/ 1 (acos a)) (cbrt (/ 1 a)))
  (/ -1 (sqrt (/ 1 a)))
  (/ (/ 1 (acos a)) (sqrt (/ 1 a)))
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  (- (* (cbrt a) (cbrt a)))
  (* (cbrt a) (/ 1 (acos a)))
  (- (sqrt a))
  (/ (sqrt a) (acos a))
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  -1
  (* (/ 1 (acos a)) a)
  (* (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a))) (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a))))
  (/ 1 (* (- (cbrt (acos a))) (cbrt (/ 1 a))))
  (/ (/ (/ 1 (cbrt (acos a))) (cbrt (acos a))) (sqrt (/ 1 a)))
  (/ 1 (- (* (sqrt (/ 1 a)) (cbrt (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (cbrt a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (sqrt a) (/ 1 (- (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (* (/ 1 (- (cbrt (acos a)))) a)
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (cbrt a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (sqrt a) (/ 1 (- (cbrt (acos a)))))
  (/ (/ 1 (cbrt (acos a))) (cbrt (acos a)))
  (* (/ 1 (- (cbrt (acos a)))) a)
  (/ (* (cbrt a) (cbrt a)) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (/ 1 (- (cbrt (acos a)))) (cbrt a))
  (/ (sqrt a) (* (cbrt (acos a)) (cbrt (acos a))))
  (* (sqrt a) (/ 1 (- (cbrt (acos 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 (/ 1 a)) (sqrt (acos a)))))
  (/ (/ 1 (cbrt (/ 1 a))) (- (sqrt (acos a))))
  (/ (/ 1 (sqrt (/ 1 a))) (sqrt (acos a)))
  (/ 1 (- (* (sqrt (/ 1 a)) (sqrt (acos a)))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (* 1 (cbrt a)) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (* 1 (cbrt a)) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ (* (cbrt a) (cbrt a)) (sqrt (acos a)))
  (/ (* 1 (cbrt a)) (- (sqrt (acos a))))
  (* (sqrt a) (/ 1 (sqrt (acos a))))
  (/ (sqrt a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos a))))
  (/ 1 (sqrt (acos a)))
  (/ (* 1 a) (- (sqrt (acos 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))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos 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))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos 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))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  (* (cbrt a) (cbrt a))
  (* (cbrt a) (/ 1 (- (acos a))))
  (sqrt a)
  (* (sqrt a) (/ 1 (- (acos a))))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  1
  (/ (* 1 a) (- (acos a)))
  a
  (/ (- (acos a)) a)
  (/ (/ 1 (* (cbrt (/ 1 a)) (cbrt (/ 1 a)))) (- (acos 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 a) (cbrt (/ 1 (- (acos a)))))
  (/ (/ 1 a) (sqrt (/ 1 (- (acos a)))))
  (* (/ 1 a) (cbrt (- (acos a))))
  (* (/ 1 a) (sqrt (- (acos a))))
  (/ (- (acos a)) a)
  (* (/ 1 a) (acos a))
  (* (cbrt (acos a)) (/ 1 a))
  (* (/ 1 a) (sqrt (acos a)))
  (* (/ 1 a) (acos a))
  (- (* (cbrt (acos a)) (/ 1 a)))
  (- (* (/ 1 a) (sqrt (acos a))))
  (/ (- (acos a)) a)
  (* (/ 1 a) (cbrt (- (acos a))))
  (* (/ 1 a) (sqrt (- (acos a))))
  (/ (- (acos a)) a)
  (* (/ 1 a) (acos a))
  (* (cbrt (acos a)) (/ 1 a))
  (* (/ 1 a) (sqrt (acos a)))
  (* (/ 1 a) (acos a))
  (- (* (cbrt (acos a)) (/ 1 a)))
  (- (* (/ 1 a) (sqrt (acos a))))
  (/ (- (acos a)) a)
  (* (/ 1 a) (cbrt (- (acos a))))
  (* (/ 1 a) (sqrt (- (acos a))))
  (/ (- (acos a)) a)
  (* (/ 1 a) (acos a))
  (* (cbrt (acos a)) (/ 1 a))
  (* (/ 1 a) (sqrt (acos a)))
  (* (/ 1 a) (acos a))
  (- (* (cbrt (acos a)) (/ 1 a)))
  (- (* (/ 1 a) (sqrt (acos a))))
  (/ (- (acos a)) a)
  (/ (- (acos a)) a)
  (/ (- (acos a)) a)
  (/ 1 (- (acos a)))
  (/ (- (acos a)) a)
  (/ (- a) (acos a))
  (/ (- a) (acos a))
  (/ (- a) (acos a))
7.256 * * * [progress]: adding candidates to table
7.962 * * [progress]: iteration 4 / 4
7.962 * * * [progress]: picking best candidate
8.002 * * * * [pick]: Picked  #<alt (λ (a) (/ 1 (* (- (acos a)) (/ 1 a))))>
8.002 * * * [progress]: localizing error
8.012 * * * [progress]: generating rewritten candidates
8.012 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
8.028 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
8.064 * * * [progress]: generating series expansions
8.064 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
8.064 * [backup-simplify]: Simplify (* (- (acos a)) (/ 1 a)) into (* -1 (/ (acos a) a))
8.064 * [approximate]: Taking taylor expansion of (* -1 (/ (acos a) a)) in (a) around 0
8.064 * [taylor]: Taking taylor expansion of (* -1 (/ (acos a) a)) in a
8.064 * [taylor]: Taking taylor expansion of -1 in a
8.064 * [backup-simplify]: Simplify -1 into -1
8.064 * [taylor]: Taking taylor expansion of (/ (acos a) a) in a
8.064 * [taylor]: Taking taylor expansion of (acos a) in a
8.064 * [backup-simplify]: Simplify (acos a) into (acos a)
8.064 * [taylor]: Taking taylor expansion of a in a
8.064 * [backup-simplify]: Simplify 0 into 0
8.064 * [backup-simplify]: Simplify 1 into 1
8.064 * [backup-simplify]: Simplify (/ (acos a) 1) into (acos a)
8.064 * [taylor]: Taking taylor expansion of (* -1 (/ (acos a) a)) in a
8.064 * [taylor]: Taking taylor expansion of -1 in a
8.064 * [backup-simplify]: Simplify -1 into -1
8.064 * [taylor]: Taking taylor expansion of (/ (acos a) a) in a
8.065 * [taylor]: Taking taylor expansion of (acos a) in a
8.065 * [backup-simplify]: Simplify (acos a) into (acos a)
8.065 * [taylor]: Taking taylor expansion of a in a
8.065 * [backup-simplify]: Simplify 0 into 0
8.065 * [backup-simplify]: Simplify 1 into 1
8.065 * [backup-simplify]: Simplify (/ (acos a) 1) into (acos a)
8.065 * [backup-simplify]: Simplify (* -1 (acos a)) into (* -1 (acos a))
8.065 * [backup-simplify]: Simplify (* -1 (acos a)) into (* -1 (acos a))
8.066 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)))) into 0
8.067 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (acos a))) into 0
8.067 * [backup-simplify]: Simplify 0 into 0
8.068 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)))) into 0
8.069 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (acos a)))) into 0
8.069 * [backup-simplify]: Simplify 0 into 0
8.071 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
8.072 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a))))) into 0
8.072 * [backup-simplify]: Simplify 0 into 0
8.074 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
8.075 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a)))))) into 0
8.076 * [backup-simplify]: Simplify 0 into 0
8.078 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (acos a) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
8.080 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a))))))) into 0
8.080 * [backup-simplify]: Simplify 0 into 0
8.084 * [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
8.086 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos a)))))))) into 0
8.086 * [backup-simplify]: Simplify 0 into 0
8.086 * [backup-simplify]: Simplify (* (* -1 (acos a)) (/ 1 a)) into (* -1 (/ (acos a) a))
8.086 * [backup-simplify]: Simplify (* (- (acos (/ 1 a))) (/ 1 (/ 1 a))) into (* -1 (* a (acos (/ 1 a))))
8.087 * [approximate]: Taking taylor expansion of (* -1 (* a (acos (/ 1 a)))) in (a) around 0
8.087 * [taylor]: Taking taylor expansion of (* -1 (* a (acos (/ 1 a)))) in a
8.087 * [taylor]: Taking taylor expansion of -1 in a
8.087 * [backup-simplify]: Simplify -1 into -1
8.087 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
8.087 * [taylor]: Taking taylor expansion of a in a
8.087 * [backup-simplify]: Simplify 0 into 0
8.087 * [backup-simplify]: Simplify 1 into 1
8.087 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
8.087 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
8.087 * [taylor]: Taking taylor expansion of (* -1 (* a (acos (/ 1 a)))) in a
8.087 * [taylor]: Taking taylor expansion of -1 in a
8.087 * [backup-simplify]: Simplify -1 into -1
8.087 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
8.087 * [taylor]: Taking taylor expansion of a in a
8.087 * [backup-simplify]: Simplify 0 into 0
8.087 * [backup-simplify]: Simplify 1 into 1
8.087 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
8.087 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
8.087 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
8.088 * [backup-simplify]: Simplify (* -1 0) into 0
8.088 * [backup-simplify]: Simplify 0 into 0
8.088 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
8.089 * [backup-simplify]: Simplify (+ (* -1 (acos (/ 1 a))) (* 0 0)) into (- (acos (/ 1 a)))
8.089 * [backup-simplify]: Simplify (- (acos (/ 1 a))) into (- (acos (/ 1 a)))
8.090 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
8.090 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (acos (/ 1 a))) (* 0 0))) into 0
8.090 * [backup-simplify]: Simplify 0 into 0
8.096 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
8.097 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0)))) into 0
8.097 * [backup-simplify]: Simplify 0 into 0
8.098 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
8.100 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0))))) into 0
8.100 * [backup-simplify]: Simplify 0 into 0
8.102 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
8.104 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0)))))) into 0
8.104 * [backup-simplify]: Simplify 0 into 0
8.106 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
8.108 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0))))))) into 0
8.108 * [backup-simplify]: Simplify 0 into 0
8.111 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
8.113 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (acos (/ 1 a))) (* 0 0)))))))) into 0
8.113 * [backup-simplify]: Simplify 0 into 0
8.113 * [backup-simplify]: Simplify (* (- (acos (/ 1 (/ 1 a)))) (/ 1 a)) into (* -1 (/ (acos a) a))
8.114 * [backup-simplify]: Simplify (* (- (acos (/ 1 (- a)))) (/ 1 (/ 1 (- a)))) into (* a (acos (/ -1 a)))
8.114 * [approximate]: Taking taylor expansion of (* a (acos (/ -1 a))) in (a) around 0
8.114 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
8.114 * [taylor]: Taking taylor expansion of a in a
8.114 * [backup-simplify]: Simplify 0 into 0
8.114 * [backup-simplify]: Simplify 1 into 1
8.114 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
8.114 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
8.114 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
8.114 * [taylor]: Taking taylor expansion of a in a
8.114 * [backup-simplify]: Simplify 0 into 0
8.114 * [backup-simplify]: Simplify 1 into 1
8.114 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
8.114 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
8.114 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
8.114 * [backup-simplify]: Simplify 0 into 0
8.115 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
8.115 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
8.116 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
8.116 * [backup-simplify]: Simplify 0 into 0
8.117 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
8.117 * [backup-simplify]: Simplify 0 into 0
8.118 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0
8.118 * [backup-simplify]: Simplify 0 into 0
8.120 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
8.120 * [backup-simplify]: Simplify 0 into 0
8.122 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
8.122 * [backup-simplify]: Simplify 0 into 0
8.125 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
8.125 * [backup-simplify]: Simplify 0 into 0
8.125 * [backup-simplify]: Simplify (* (acos (/ -1 (/ 1 (- a)))) (/ 1 (- a))) into (* -1 (/ (acos a) a))
8.125 * * * * [progress]: [ 2 / 2 ] generating series at (2)
8.125 * [backup-simplify]: Simplify (/ 1 (* (- (acos a)) (/ 1 a))) into (* -1 (/ a (acos a)))
8.125 * [approximate]: Taking taylor expansion of (* -1 (/ a (acos a))) in (a) around 0
8.125 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
8.125 * [taylor]: Taking taylor expansion of -1 in a
8.125 * [backup-simplify]: Simplify -1 into -1
8.125 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
8.126 * [taylor]: Taking taylor expansion of a in a
8.126 * [backup-simplify]: Simplify 0 into 0
8.126 * [backup-simplify]: Simplify 1 into 1
8.126 * [taylor]: Taking taylor expansion of (acos a) in a
8.126 * [backup-simplify]: Simplify (acos a) into (acos a)
8.126 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
8.126 * [taylor]: Taking taylor expansion of (* -1 (/ a (acos a))) in a
8.126 * [taylor]: Taking taylor expansion of -1 in a
8.126 * [backup-simplify]: Simplify -1 into -1
8.126 * [taylor]: Taking taylor expansion of (/ a (acos a)) in a
8.126 * [taylor]: Taking taylor expansion of a in a
8.126 * [backup-simplify]: Simplify 0 into 0
8.126 * [backup-simplify]: Simplify 1 into 1
8.126 * [taylor]: Taking taylor expansion of (acos a) in a
8.126 * [backup-simplify]: Simplify (acos a) into (acos a)
8.126 * [backup-simplify]: Simplify (/ 1 (acos a)) into (/ 1 (acos a))
8.126 * [backup-simplify]: Simplify (* -1 (/ 1 (acos a))) into (/ -1 (acos a))
8.126 * [backup-simplify]: Simplify (/ -1 (acos a)) into (/ -1 (acos a))
8.127 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))))) into 0
8.127 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 (acos a)))) into 0
8.127 * [backup-simplify]: Simplify 0 into 0
8.127 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
8.128 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))) into 0
8.128 * [backup-simplify]: Simplify 0 into 0
8.129 * [backup-simplify]: Simplify (- (/ 0 (acos a)) (+ (* (/ 1 (acos a)) (/ 0 (acos a))) (* 0 (/ 0 (acos a))) (* 0 (/ 0 (acos a))))) into 0
8.130 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))) into 0
8.130 * [backup-simplify]: Simplify 0 into 0
8.131 * [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
8.132 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))) into 0
8.132 * [backup-simplify]: Simplify 0 into 0
8.133 * [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
8.134 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a)))))))) into 0
8.134 * [backup-simplify]: Simplify 0 into 0
8.135 * [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
8.137 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 (acos a))))))))) into 0
8.137 * [backup-simplify]: Simplify 0 into 0
8.137 * [backup-simplify]: Simplify (* (/ -1 (acos a)) a) into (* -1 (/ a (acos a)))
8.137 * [backup-simplify]: Simplify (/ 1 (* (- (acos (/ 1 a))) (/ 1 (/ 1 a)))) into (/ -1 (* a (acos (/ 1 a))))
8.137 * [approximate]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in (a) around 0
8.137 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
8.137 * [taylor]: Taking taylor expansion of -1 in a
8.137 * [backup-simplify]: Simplify -1 into -1
8.137 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
8.138 * [taylor]: Taking taylor expansion of a in a
8.138 * [backup-simplify]: Simplify 0 into 0
8.138 * [backup-simplify]: Simplify 1 into 1
8.138 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
8.138 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
8.138 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
8.138 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
8.138 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
8.138 * [taylor]: Taking taylor expansion of (/ -1 (* a (acos (/ 1 a)))) in a
8.138 * [taylor]: Taking taylor expansion of -1 in a
8.138 * [backup-simplify]: Simplify -1 into -1
8.138 * [taylor]: Taking taylor expansion of (* a (acos (/ 1 a))) in a
8.138 * [taylor]: Taking taylor expansion of a in a
8.138 * [backup-simplify]: Simplify 0 into 0
8.139 * [backup-simplify]: Simplify 1 into 1
8.139 * [taylor]: Taking taylor expansion of (acos (/ 1 a)) in a
8.139 * [backup-simplify]: Simplify (acos (/ 1 a)) into (acos (/ 1 a))
8.139 * [backup-simplify]: Simplify (* 0 (acos (/ 1 a))) into 0
8.139 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ 1 a)))) into (acos (/ 1 a))
8.139 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
8.139 * [backup-simplify]: Simplify (/ -1 (acos (/ 1 a))) into (/ -1 (acos (/ 1 a)))
8.140 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ 1 a))))) into 0
8.141 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))))) into 0
8.141 * [backup-simplify]: Simplify 0 into 0
8.142 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))) into 0
8.142 * [backup-simplify]: Simplify (- (/ 0 (acos (/ 1 a))) (+ (* (/ -1 (acos (/ 1 a))) (/ 0 (acos (/ 1 a)))) (* 0 (/ 0 (acos (/ 1 a)))))) into 0
8.142 * [backup-simplify]: Simplify 0 into 0
8.144 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))) into 0
8.144 * [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
8.144 * [backup-simplify]: Simplify 0 into 0
8.146 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))) into 0
8.147 * [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
8.147 * [backup-simplify]: Simplify 0 into 0
8.149 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a))))))))) into 0
8.150 * [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
8.150 * [backup-simplify]: Simplify 0 into 0
8.153 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ 1 a)))))))))) into 0
8.153 * [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
8.153 * [backup-simplify]: Simplify 0 into 0
8.154 * [backup-simplify]: Simplify (* (/ -1 (acos (/ 1 (/ 1 a)))) (/ 1 (/ 1 a))) into (* -1 (/ a (acos a)))
8.154 * [backup-simplify]: Simplify (/ 1 (* (- (acos (/ 1 (- a)))) (/ 1 (/ 1 (- a))))) into (/ 1 (* a (acos (/ -1 a))))
8.154 * [approximate]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in (a) around 0
8.154 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
8.154 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
8.154 * [taylor]: Taking taylor expansion of a in a
8.154 * [backup-simplify]: Simplify 0 into 0
8.154 * [backup-simplify]: Simplify 1 into 1
8.154 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
8.154 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
8.154 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
8.155 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
8.155 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
8.155 * [taylor]: Taking taylor expansion of (/ 1 (* a (acos (/ -1 a)))) in a
8.155 * [taylor]: Taking taylor expansion of (* a (acos (/ -1 a))) in a
8.155 * [taylor]: Taking taylor expansion of a in a
8.155 * [backup-simplify]: Simplify 0 into 0
8.155 * [backup-simplify]: Simplify 1 into 1
8.155 * [taylor]: Taking taylor expansion of (acos (/ -1 a)) in a
8.155 * [backup-simplify]: Simplify (acos (/ -1 a)) into (acos (/ -1 a))
8.155 * [backup-simplify]: Simplify (* 0 (acos (/ -1 a))) into 0
8.156 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (acos (/ -1 a)))) into (acos (/ -1 a))
8.156 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
8.156 * [backup-simplify]: Simplify (/ 1 (acos (/ -1 a))) into (/ 1 (acos (/ -1 a)))
8.157 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (acos (/ -1 a))))) into 0
8.157 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))))) into 0
8.157 * [backup-simplify]: Simplify 0 into 0
8.158 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))) into 0
8.159 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
8.159 * [backup-simplify]: Simplify 0 into 0
8.160 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))) into 0
8.161 * [backup-simplify]: Simplify (- (+ (* (/ 1 (acos (/ -1 a))) (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))) (* 0 (/ 0 (acos (/ -1 a)))))) into 0
8.161 * [backup-simplify]: Simplify 0 into 0
8.163 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))) into 0
8.163 * [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
8.163 * [backup-simplify]: Simplify 0 into 0
8.166 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a))))))))) into 0
8.167 * [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
8.167 * [backup-simplify]: Simplify 0 into 0
8.170 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (acos (/ -1 a)))))))))) into 0
8.171 * [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
8.171 * [backup-simplify]: Simplify 0 into 0
8.171 * [backup-simplify]: Simplify (* (/ 1 (acos (/ -1 (/ 1 (- a))))) (/ 1 (/ 1 (- a)))) into (* -1 (/ a (acos a)))
8.171 * * * [progress]: simplifying candidates
8.173 * [simplify]: Simplifying:
  (* (- (acos a)) (/ 1 a))
  (+ (log (- (acos a))) (- (log a)))
  (+ (log (- (acos a))) (- 0 (log a)))
  (+ (log (- (acos a))) (- (log 1) (log a)))
  (+ (log (- (acos a))) (log (/ 1 a)))
  (log (* (- (acos a)) (/ 1 a)))
  (exp (* (- (acos a)) (/ 1 a)))
  (* (* (* (- (acos a)) (- (acos a))) (- (acos a))) (/ (* (* 1 1) 1) (* (* a a) a)))
  (* (* (* (- (acos a)) (- (acos a))) (- (acos a))) (* (* (/ 1 a) (/ 1 a)) (/ 1 a)))
  (* (cbrt (* (- (acos a)) (/ 1 a))) (cbrt (* (- (acos a)) (/ 1 a))))
  (cbrt (* (- (acos a)) (/ 1 a)))
  (* (* (* (- (acos a)) (/ 1 a)) (* (- (acos a)) (/ 1 a))) (* (- (acos a)) (/ 1 a)))
  (sqrt (* (- (acos a)) (/ 1 a)))
  (sqrt (* (- (acos a)) (/ 1 a)))
  (* (sqrt (- (acos a))) (sqrt (/ 1 a)))
  (* (sqrt (- (acos a))) (sqrt (/ 1 a)))
  (* (sqrt (- (acos a))) (/ (sqrt 1) (sqrt a)))
  (* (sqrt (- (acos a))) (/ (sqrt 1) (sqrt a)))
  (* (sqrt (- (acos a))) (/ 1 (sqrt a)))
  (* (sqrt (- (acos a))) (/ 1 (sqrt a)))
  (* (acos a) (/ 1 a))
  (* (- (acos a)) (* (cbrt (/ 1 a)) (cbrt (/ 1 a))))
  (* (- (acos a)) (sqrt (/ 1 a)))
  (* (- (acos a)) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt a) (cbrt a))))
  (* (- (acos a)) (/ (* (cbrt 1) (cbrt 1)) (sqrt a)))
  (* (- (acos a)) (/ (* (cbrt 1) (cbrt 1)) 1))
  (* (- (acos a)) (/ (sqrt 1) (* (cbrt a) (cbrt a))))
  (* (- (acos a)) (/ (sqrt 1) (sqrt a)))
  (* (- (acos a)) (/ (sqrt 1) 1))
  (* (- (acos a)) (/ 1 (* (cbrt a) (cbrt a))))
  (* (- (acos a)) (/ 1 (sqrt a)))
  (* (- (acos a)) (/ 1 1))
  (* (- (acos a)) 1)
  (* (- (acos a)) 1)
  (* (cbrt (- (acos a))) (/ 1 a))
  (* (sqrt (- (acos a))) (/ 1 a))
  (* (- (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)
  (- 1)
  (- 1)
  (- (+ (log (- (acos a))) (- (log a))))
  (- (+ (log (- (acos a))) (- 0 (log a))))
  (- (+ (log (- (acos a))) (- (log 1) (log a))))
  (- (+ (log (- (acos a))) (log (/ 1 a))))
  (- (log (* (- (acos a)) (/ 1 a))))
  (- 0 (+ (log (- (acos a))) (- (log a))))
  (- 0 (+ (log (- (acos a))) (- 0 (log a))))
  (- 0 (+ (log (- (acos a))) (- (log 1) (log a))))
  (- 0 (+ (log (- (acos a))) (log (/ 1 a))))
  (- 0 (log (* (- (acos a)) (/ 1 a))))
  (- (log 1) (+ (log (- (acos a))) (- (log a))))
  (- (log 1) (+ (log (- (acos a))) (- 0 (log a))))
  (- (log 1) (+ (log (- (acos a))) (- (log 1) (log a))))
  (- (log 1) (+ (log (- (acos a))) (log (/ 1 a))))
  (- (log 1) (log (* (- (acos a)) (/ 1 a))))
  (log (/ 1 (* (- (acos a)) (/ 1 a))))
  (exp (/ 1 (* (- (acos a)) (/ 1 a))))
  (/ (* (* 1 1) 1) (* (* (* (- (acos a)) (- (acos a))) (- (acos a))) (/ (* (* 1 1) 1) (* (* a a) a))))
  (/ (* (* 1 1) 1) (* (* (* (- (acos a)) (- (acos a))) (- (acos a))) (* (* (/ 1 a) (/ 1 a)) (/ 1 a))))
  (/ (* (* 1 1) 1) (* (* (* (- (acos a)) (/ 1 a)) (* (- (acos a)) (/ 1 a))) (* (- (acos 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) (cbrt 1)) (- (acos a)))
  (/ (cbrt 1) (/ 1 a))
  (/ (sqrt 1) (- (acos a)))
  (/ (sqrt 1) (/ 1 a))
  (/ 1 (- (acos a)))
  (/ 1 (/ 1 a))
  (/ 1 (* (- (acos a)) (/ 1 a)))
  (/ (* (- (acos a)) (/ 1 a)) 1)
  (/ 1 (- (acos a)))
  (/ (* (- (acos a)) (/ 1 a)) (cbrt 1))
  (/ (* (- (acos a)) (/ 1 a)) (sqrt 1))
  (/ (* (- (acos a)) (/ 1 a)) 1)
  (/ 1 (- (acos a)))
  (/ 1 (* (- (acos a)) 1))
  (* -1 (/ (acos a) a))
  (* -1 (/ (acos a) a))
  (* -1 (/ (acos a) a))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
  (* -1 (/ a (acos a)))
8.175 * * [simplify]: iteration 0: 125 enodes
8.239 * * [simplify]: iteration 1: 346 enodes
8.333 * * [simplify]: iteration 2: 889 enodes
9.055 * * [simplify]: iteration 3: 2544 enodes
9.777 * * [simplify]: iteration complete: 5066 enodes
9.777 * * [simplify]: Extracting #0: cost 32 inf + 0
9.779 * * [simplify]: Extracting #1: cost 813 inf + 2
9.784 * * [simplify]: Extracting #2: cost 1153 inf + 14235
9.813 * * [simplify]: Extracting #3: cost 463 inf + 174404
9.879 * * [simplify]: Extracting #4: cost 13 inf + 284594
9.934 * * [simplify]: Extracting #5: cost 1 inf + 288284
10.005 * * [simplify]: Extracting #6: cost 0 inf + 288817
10.067 * [simplify]: Simplified to:
  (- (/ (acos a) a))
  (log (- (/ (acos a) a)))
  (log (- (/ (acos a) a)))
  (log (- (/ (acos a) a)))
  (log (- (/ (acos a) a)))
  (log (- (/ (acos a) a)))
  (exp (- (/ (acos a) a)))
  (* (* (/ (acos a) a) (/ (acos a) a)) (- (/ (acos a) a)))
  (* (* (/ (acos a) a) (/ (acos a) a)) (- (/ (acos 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)))
  (* (sqrt (- (acos a))) (sqrt (/ 1 a)))
  (* (sqrt (- (acos a))) (sqrt (/ 1 a)))
  (/ (sqrt (- (acos a))) (sqrt a))
  (/ (sqrt (- (acos a))) (sqrt a))
  (/ (sqrt (- (acos a))) (sqrt a))
  (/ (sqrt (- (acos a))) (sqrt a))
  (/ (acos a) a)
  (* (cbrt (/ 1 a)) (* (cbrt (/ 1 a)) (- (acos a))))
  (* (sqrt (/ 1 a)) (- (acos a)))
  (/ (- (acos a)) (* (cbrt a) (cbrt a)))
  (/ (- (acos a)) (sqrt a))
  (- (acos a))
  (/ (- (acos a)) (* (cbrt a) (cbrt a)))
  (/ (- (acos a)) (sqrt a))
  (- (acos a))
  (/ (- (acos a)) (* (cbrt a) (cbrt a)))
  (/ (- (acos a)) (sqrt a))
  (- (acos a))
  (- (acos a))
  (- (acos a))
  (/ (cbrt (- (acos a))) a)
  (/ (sqrt (- (acos a))) a)
  (- (/ (acos a) a))
  (/ (acos a) a)
  (/ (cbrt (acos a)) a)
  (/ (sqrt (acos a)) a)
  (/ (acos a) a)
  (/ (- (cbrt (acos a))) a)
  (/ (- (sqrt (acos a))) a)
  (- (/ (acos a) a))
  (- (acos a))
  -1
  -1
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (log (/ a (- (acos a))))
  (exp (/ a (- (acos a))))
  (* (* (/ a (- (acos a))) (/ a (- (acos a)))) (/ a (- (acos a))))
  (* (* (/ a (- (acos a))) (/ a (- (acos a)))) (/ a (- (acos a))))
  (* (* (/ a (- (acos a))) (/ a (- (acos a)))) (/ 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))))
  -1
  (/ (acos a) a)
  (/ 1 (- (acos a)))
  a
  (/ 1 (- (acos a)))
  a
  (/ 1 (- (acos a)))
  a
  (/ a (- (acos a)))
  (- (/ (acos a) a))
  (/ 1 (- (acos a)))
  (- (/ (acos a) a))
  (- (/ (acos a) a))
  (- (/ (acos a) a))
  (/ 1 (- (acos a)))
  (/ 1 (- (acos a)))
  (- (/ (acos a) a))
  (- (/ (acos a) a))
  (- (/ (acos a) a))
  (/ (- a) (acos a))
  (/ (- a) (acos a))
  (/ (- a) (acos a))
10.071 * * * [progress]: adding candidates to table
10.297 * [progress]: [Phase 3 of 3] Extracting.
10.297 * * [regime]: Finding splitpoints for: (#<alt (λ (a) (/ 1 (* (- (acos a)) (/ 1 a))))> #<alt (λ (a) (/ (/ 1 (- (acos a))) (/ 1 a)))> #<alt (λ (a) (/ 1 (* (sqrt (/ (- (acos a)) a)) (sqrt (/ (- (acos a)) a)))))> #<alt (λ (a) (/ a (- (acos a))))> #<alt (λ (a) (/ 1 (* (* (cbrt (* (- (acos a)) (/ 1 a))) (cbrt (* (- (acos a)) (/ 1 a)))) (cbrt (* (- (acos a)) (/ 1 a))))))> #<alt (λ (a) (/ (/ 1 (* (cbrt (/ (- (acos a)) a)) (cbrt (/ (- (acos a)) a)))) (cbrt (/ (- (acos a)) a))))> #<alt (λ (a) (/ 1 (/ (/ (- (acos a)) (sqrt a)) (sqrt a))))> #<alt (λ (a) (* (* (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a))) (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a)))) (/ (/ 1 (- (cbrt (acos a)))) (cbrt (/ 1 a)))))> #<alt (λ (a) (* (/ -1 (sqrt (/ 1 a))) (/ (/ 1 (acos a)) (sqrt (/ 1 a)))))> #<alt (λ (a) (* (* (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a)))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a)))))> #<alt (λ (a) (* (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a))))) (* (cbrt a) (/ 1 (cbrt (- (acos a)))))))> #<alt (λ (a) (/ 1 (/ (- (acos a)) a)))>)
10.299 * * * [regime-changes]: Trying 2 branch expressions: ((/ a (- (acos a))) a)
10.299 * * * * [regimes]: Trying to branch on (/ a (- (acos a))) from (#<alt (λ (a) (/ 1 (* (- (acos a)) (/ 1 a))))> #<alt (λ (a) (/ (/ 1 (- (acos a))) (/ 1 a)))> #<alt (λ (a) (/ 1 (* (sqrt (/ (- (acos a)) a)) (sqrt (/ (- (acos a)) a)))))> #<alt (λ (a) (/ a (- (acos a))))> #<alt (λ (a) (/ 1 (* (* (cbrt (* (- (acos a)) (/ 1 a))) (cbrt (* (- (acos a)) (/ 1 a)))) (cbrt (* (- (acos a)) (/ 1 a))))))> #<alt (λ (a) (/ (/ 1 (* (cbrt (/ (- (acos a)) a)) (cbrt (/ (- (acos a)) a)))) (cbrt (/ (- (acos a)) a))))> #<alt (λ (a) (/ 1 (/ (/ (- (acos a)) (sqrt a)) (sqrt a))))> #<alt (λ (a) (* (* (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a))) (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a)))) (/ (/ 1 (- (cbrt (acos a)))) (cbrt (/ 1 a)))))> #<alt (λ (a) (* (/ -1 (sqrt (/ 1 a))) (/ (/ 1 (acos a)) (sqrt (/ 1 a)))))> #<alt (λ (a) (* (* (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a)))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a)))))> #<alt (λ (a) (* (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a))))) (* (cbrt a) (/ 1 (cbrt (- (acos a)))))))> #<alt (λ (a) (/ 1 (/ (- (acos a)) a)))>)
10.395 * * * * [regimes]: Trying to branch on a from (#<alt (λ (a) (/ 1 (* (- (acos a)) (/ 1 a))))> #<alt (λ (a) (/ (/ 1 (- (acos a))) (/ 1 a)))> #<alt (λ (a) (/ 1 (* (sqrt (/ (- (acos a)) a)) (sqrt (/ (- (acos a)) a)))))> #<alt (λ (a) (/ a (- (acos a))))> #<alt (λ (a) (/ 1 (* (* (cbrt (* (- (acos a)) (/ 1 a))) (cbrt (* (- (acos a)) (/ 1 a)))) (cbrt (* (- (acos a)) (/ 1 a))))))> #<alt (λ (a) (/ (/ 1 (* (cbrt (/ (- (acos a)) a)) (cbrt (/ (- (acos a)) a)))) (cbrt (/ (- (acos a)) a))))> #<alt (λ (a) (/ 1 (/ (/ (- (acos a)) (sqrt a)) (sqrt a))))> #<alt (λ (a) (* (* (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a))) (/ (/ 1 (cbrt (/ 1 a))) (cbrt (acos a)))) (/ (/ 1 (- (cbrt (acos a)))) (cbrt (/ 1 a)))))> #<alt (λ (a) (* (/ -1 (sqrt (/ 1 a))) (/ (/ 1 (acos a)) (sqrt (/ 1 a)))))> #<alt (λ (a) (* (* (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a)))) (/ (cbrt (/ 1 (- (acos a)))) (cbrt (/ 1 a)))))> #<alt (λ (a) (* (* (/ (cbrt a) (cbrt (- (acos a)))) (/ (cbrt a) (cbrt (- (acos a))))) (* (cbrt a) (/ 1 (cbrt (- (acos a)))))))> #<alt (λ (a) (/ 1 (/ (- (acos a)) a)))>)
10.470 * * * [regime]: Found split indices: #<option (#s(si 3 255))>
10.470 * [simplify]: Simplifying:
  (/ a (- (acos a)))
10.470 * * [simplify]: iteration 0: 4 enodes
10.470 * * [simplify]: iteration complete: 4 enodes
10.470 * * [simplify]: Extracting #0: cost 1 inf + 0
10.470 * * [simplify]: Extracting #1: cost 3 inf + 0
10.470 * * [simplify]: Extracting #2: cost 3 inf + 1
10.470 * * [simplify]: Extracting #3: cost 0 inf + 394
10.470 * [simplify]: Simplified to:
  (/ a (- (acos a)))
12.598 * [regime-testing]: Baseline error score: 0.25153144143017875
12.615 * [regime-testing]: Oracle error score: 0.043005375671958994
12.639 * [regime-testing]: End program error score: 0.25153144143017875