11.342 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.042 * * * [progress]: [2/2] Setting up program.
0.045 * [progress]: [Phase 2 of 3] Improving.
0.045 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (* (cosh x) (/ y x)) z)
0.047 * * [simplify]: iteration  0 :  18  enodes  (cost  4 )
0.049 * * [simplify]: iteration  1 :  41  enodes  (cost  4 )
0.051 * * [simplify]: iteration  2 :  102  enodes  (cost  4 )
0.053 * * [simplify]: iteration  3 :  224  enodes  (cost  4 )
0.057 * * [simplify]: iteration  4 :  401  enodes  (cost  4 )
0.062 * * [simplify]: iteration  5 :  758  enodes  (cost  4 )
0.074 * * [simplify]: iteration  6 :  2403  enodes  (cost  4 )
0.103 * * [simplify]: iteration  7 :  5002  enodes  (cost  4 )
0.104 * [simplify]: Simplified to:
   (/ (* (cosh x) (/ y x)) z)
0.104 * * [progress]: iteration 1 / 4
0.104 * * * [progress]: picking best candidate
0.106 * * * * [pick]: Picked  #<alt (λ (x y z) (/ (* (cosh x) (/ y x)) z))>
0.106 * * * [progress]: localizing error
0.112 * * * [progress]: generating rewritten candidates
0.112 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.118 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.128 * * * [progress]: generating series expansions
0.128 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.128 * [approximate]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in (x y z) around 0
0.128 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in z
0.128 * [taylor]: Taking taylor expansion of (* (cosh x) y) in z
0.128 * [taylor]: Taking taylor expansion of (cosh x) in z
0.129 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.129 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in z
0.129 * [taylor]: Taking taylor expansion of (exp x) in z
0.129 * [taylor]: Taking taylor expansion of x in z
0.129 * [taylor]: Taking taylor expansion of (exp (- x)) in z
0.129 * [taylor]: Taking taylor expansion of (- x) in z
0.129 * [taylor]: Taking taylor expansion of x in z
0.129 * [taylor]: Taking taylor expansion of 2 in z
0.129 * [taylor]: Taking taylor expansion of y in z
0.129 * [taylor]: Taking taylor expansion of (* x z) in z
0.129 * [taylor]: Taking taylor expansion of x in z
0.129 * [taylor]: Taking taylor expansion of z in z
0.130 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in y
0.130 * [taylor]: Taking taylor expansion of (* (cosh x) y) in y
0.130 * [taylor]: Taking taylor expansion of (cosh x) in y
0.130 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.130 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in y
0.130 * [taylor]: Taking taylor expansion of (exp x) in y
0.130 * [taylor]: Taking taylor expansion of x in y
0.130 * [taylor]: Taking taylor expansion of (exp (- x)) in y
0.130 * [taylor]: Taking taylor expansion of (- x) in y
0.130 * [taylor]: Taking taylor expansion of x in y
0.130 * [taylor]: Taking taylor expansion of 2 in y
0.131 * [taylor]: Taking taylor expansion of y in y
0.131 * [taylor]: Taking taylor expansion of (* x z) in y
0.131 * [taylor]: Taking taylor expansion of x in y
0.131 * [taylor]: Taking taylor expansion of z in y
0.133 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in x
0.133 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.134 * [taylor]: Taking taylor expansion of (cosh x) in x
0.134 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.134 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.134 * [taylor]: Taking taylor expansion of (exp x) in x
0.134 * [taylor]: Taking taylor expansion of x in x
0.134 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.134 * [taylor]: Taking taylor expansion of (- x) in x
0.134 * [taylor]: Taking taylor expansion of x in x
0.134 * [taylor]: Taking taylor expansion of 2 in x
0.135 * [taylor]: Taking taylor expansion of y in x
0.135 * [taylor]: Taking taylor expansion of (* x z) in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.135 * [taylor]: Taking taylor expansion of z in x
0.136 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in x
0.136 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.136 * [taylor]: Taking taylor expansion of (cosh x) in x
0.136 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.136 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.136 * [taylor]: Taking taylor expansion of (exp x) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.136 * [taylor]: Taking taylor expansion of (- x) in x
0.136 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of 2 in x
0.137 * [taylor]: Taking taylor expansion of y in x
0.137 * [taylor]: Taking taylor expansion of (* x z) in x
0.137 * [taylor]: Taking taylor expansion of x in x
0.137 * [taylor]: Taking taylor expansion of z in x
0.137 * [taylor]: Taking taylor expansion of (/ y z) in y
0.137 * [taylor]: Taking taylor expansion of y in y
0.137 * [taylor]: Taking taylor expansion of z in y
0.137 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.137 * [taylor]: Taking taylor expansion of z in z
0.141 * [taylor]: Taking taylor expansion of 0 in y
0.141 * [taylor]: Taking taylor expansion of 0 in z
0.141 * [taylor]: Taking taylor expansion of 0 in z
0.146 * [taylor]: Taking taylor expansion of (* 1/2 (/ y z)) in y
0.146 * [taylor]: Taking taylor expansion of 1/2 in y
0.146 * [taylor]: Taking taylor expansion of (/ y z) in y
0.146 * [taylor]: Taking taylor expansion of y in y
0.146 * [taylor]: Taking taylor expansion of z in y
0.146 * [taylor]: Taking taylor expansion of (/ 1/2 z) in z
0.146 * [taylor]: Taking taylor expansion of 1/2 in z
0.146 * [taylor]: Taking taylor expansion of z in z
0.146 * [taylor]: Taking taylor expansion of 0 in z
0.147 * [taylor]: Taking taylor expansion of 0 in z
0.153 * [taylor]: Taking taylor expansion of 0 in y
0.153 * [taylor]: Taking taylor expansion of 0 in z
0.154 * [taylor]: Taking taylor expansion of 0 in z
0.154 * [taylor]: Taking taylor expansion of 0 in z
0.154 * [taylor]: Taking taylor expansion of 0 in z
0.155 * [approximate]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in (x y z) around 0
0.155 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in z
0.155 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in z
0.155 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in z
0.155 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.155 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in z
0.155 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
0.155 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.155 * [taylor]: Taking taylor expansion of x in z
0.155 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
0.155 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
0.155 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.155 * [taylor]: Taking taylor expansion of x in z
0.155 * [taylor]: Taking taylor expansion of 2 in z
0.156 * [taylor]: Taking taylor expansion of (* x z) in z
0.156 * [taylor]: Taking taylor expansion of x in z
0.156 * [taylor]: Taking taylor expansion of z in z
0.156 * [taylor]: Taking taylor expansion of y in z
0.159 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in y
0.159 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in y
0.159 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in y
0.159 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.159 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in y
0.159 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.159 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.159 * [taylor]: Taking taylor expansion of x in y
0.159 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.159 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.159 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.159 * [taylor]: Taking taylor expansion of x in y
0.159 * [taylor]: Taking taylor expansion of 2 in y
0.160 * [taylor]: Taking taylor expansion of (* x z) in y
0.160 * [taylor]: Taking taylor expansion of x in y
0.160 * [taylor]: Taking taylor expansion of z in y
0.160 * [taylor]: Taking taylor expansion of y in y
0.160 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in x
0.160 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
0.160 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.160 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.160 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.160 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.160 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.160 * [taylor]: Taking taylor expansion of x in x
0.160 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.160 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.160 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.160 * [taylor]: Taking taylor expansion of x in x
0.161 * [taylor]: Taking taylor expansion of 2 in x
0.161 * [taylor]: Taking taylor expansion of (* x z) in x
0.161 * [taylor]: Taking taylor expansion of x in x
0.161 * [taylor]: Taking taylor expansion of z in x
0.161 * [taylor]: Taking taylor expansion of y in x
0.163 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in x
0.163 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
0.163 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.163 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.163 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.163 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.163 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.163 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.164 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of 2 in x
0.164 * [taylor]: Taking taylor expansion of (* x z) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of z in x
0.164 * [taylor]: Taking taylor expansion of y in x
0.171 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) y) in y
0.171 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) in y
0.171 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (- (/ 1 x))))) in y
0.171 * [taylor]: Taking taylor expansion of 1/2 in y
0.171 * [taylor]: Taking taylor expansion of (* z (exp (- (/ 1 x)))) in y
0.171 * [taylor]: Taking taylor expansion of z in y
0.171 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.171 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.171 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.171 * [taylor]: Taking taylor expansion of x in y
0.171 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in y
0.171 * [taylor]: Taking taylor expansion of 1/2 in y
0.171 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in y
0.171 * [taylor]: Taking taylor expansion of z in y
0.171 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.171 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.172 * [taylor]: Taking taylor expansion of x in y
0.172 * [taylor]: Taking taylor expansion of y in y
0.172 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) in z
0.172 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (- (/ 1 x))))) in z
0.172 * [taylor]: Taking taylor expansion of 1/2 in z
0.172 * [taylor]: Taking taylor expansion of (* z (exp (- (/ 1 x)))) in z
0.172 * [taylor]: Taking taylor expansion of z in z
0.172 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
0.172 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.172 * [taylor]: Taking taylor expansion of x in z
0.172 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
0.172 * [taylor]: Taking taylor expansion of 1/2 in z
0.172 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
0.172 * [taylor]: Taking taylor expansion of z in z
0.172 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.172 * [taylor]: Taking taylor expansion of x in z
0.178 * [taylor]: Taking taylor expansion of 0 in y
0.181 * [taylor]: Taking taylor expansion of 0 in z
0.189 * [taylor]: Taking taylor expansion of 0 in y
0.189 * [taylor]: Taking taylor expansion of 0 in z
0.194 * [taylor]: Taking taylor expansion of 0 in z
0.201 * [approximate]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in (x y z) around 0
0.201 * [taylor]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in z
0.201 * [taylor]: Taking taylor expansion of -1 in z
0.201 * [taylor]: Taking taylor expansion of (/ (* x (* z (cosh (/ -1 x)))) y) in z
0.201 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in z
0.201 * [taylor]: Taking taylor expansion of x in z
0.201 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in z
0.201 * [taylor]: Taking taylor expansion of z in z
0.201 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in z
0.201 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.201 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in z
0.201 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
0.201 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.201 * [taylor]: Taking taylor expansion of -1 in z
0.201 * [taylor]: Taking taylor expansion of x in z
0.201 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in z
0.201 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in z
0.201 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.201 * [taylor]: Taking taylor expansion of -1 in z
0.201 * [taylor]: Taking taylor expansion of x in z
0.202 * [taylor]: Taking taylor expansion of 2 in z
0.202 * [taylor]: Taking taylor expansion of y in z
0.205 * [taylor]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in y
0.205 * [taylor]: Taking taylor expansion of -1 in y
0.206 * [taylor]: Taking taylor expansion of (/ (* x (* z (cosh (/ -1 x)))) y) in y
0.206 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in y
0.206 * [taylor]: Taking taylor expansion of x in y
0.206 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in y
0.206 * [taylor]: Taking taylor expansion of z in y
0.206 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in y
0.206 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.206 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in y
0.206 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.206 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.206 * [taylor]: Taking taylor expansion of -1 in y
0.206 * [taylor]: Taking taylor expansion of x in y
0.206 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in y
0.206 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in y
0.206 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.206 * [taylor]: Taking taylor expansion of -1 in y
0.206 * [taylor]: Taking taylor expansion of x in y
0.206 * [taylor]: Taking taylor expansion of 2 in y
0.206 * [taylor]: Taking taylor expansion of y in y
0.207 * [taylor]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in x
0.207 * [taylor]: Taking taylor expansion of -1 in x
0.207 * [taylor]: Taking taylor expansion of (/ (* x (* z (cosh (/ -1 x)))) y) in x
0.207 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in x
0.207 * [taylor]: Taking taylor expansion of x in x
0.207 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in x
0.207 * [taylor]: Taking taylor expansion of z in x
0.207 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.207 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.207 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
0.207 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.207 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.207 * [taylor]: Taking taylor expansion of -1 in x
0.207 * [taylor]: Taking taylor expansion of x in x
0.207 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
0.207 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
0.207 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.207 * [taylor]: Taking taylor expansion of -1 in x
0.207 * [taylor]: Taking taylor expansion of x in x
0.208 * [taylor]: Taking taylor expansion of 2 in x
0.208 * [taylor]: Taking taylor expansion of y in x
0.210 * [taylor]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in x
0.210 * [taylor]: Taking taylor expansion of -1 in x
0.210 * [taylor]: Taking taylor expansion of (/ (* x (* z (cosh (/ -1 x)))) y) in x
0.210 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in x
0.210 * [taylor]: Taking taylor expansion of x in x
0.210 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in x
0.210 * [taylor]: Taking taylor expansion of z in x
0.210 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.210 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.210 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
0.210 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.210 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.210 * [taylor]: Taking taylor expansion of -1 in x
0.210 * [taylor]: Taking taylor expansion of x in x
0.210 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
0.210 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
0.210 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.210 * [taylor]: Taking taylor expansion of -1 in x
0.211 * [taylor]: Taking taylor expansion of x in x
0.211 * [taylor]: Taking taylor expansion of 2 in x
0.211 * [taylor]: Taking taylor expansion of y in x
0.213 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) y)) in y
0.213 * [taylor]: Taking taylor expansion of -1 in y
0.213 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) y) in y
0.213 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) in y
0.213 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in y
0.213 * [taylor]: Taking taylor expansion of 1/2 in y
0.213 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in y
0.213 * [taylor]: Taking taylor expansion of z in y
0.213 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.213 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.213 * [taylor]: Taking taylor expansion of x in y
0.213 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ -1 x)))) in y
0.213 * [taylor]: Taking taylor expansion of 1/2 in y
0.213 * [taylor]: Taking taylor expansion of (* z (exp (/ -1 x))) in y
0.213 * [taylor]: Taking taylor expansion of z in y
0.213 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.213 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.213 * [taylor]: Taking taylor expansion of -1 in y
0.214 * [taylor]: Taking taylor expansion of x in y
0.214 * [taylor]: Taking taylor expansion of y in y
0.214 * [taylor]: Taking taylor expansion of (* -1 (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x)))))) in z
0.214 * [taylor]: Taking taylor expansion of -1 in z
0.214 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) in z
0.214 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
0.214 * [taylor]: Taking taylor expansion of 1/2 in z
0.214 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
0.214 * [taylor]: Taking taylor expansion of z in z
0.214 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
0.214 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.214 * [taylor]: Taking taylor expansion of x in z
0.214 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ -1 x)))) in z
0.214 * [taylor]: Taking taylor expansion of 1/2 in z
0.214 * [taylor]: Taking taylor expansion of (* z (exp (/ -1 x))) in z
0.214 * [taylor]: Taking taylor expansion of z in z
0.214 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
0.214 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.214 * [taylor]: Taking taylor expansion of -1 in z
0.215 * [taylor]: Taking taylor expansion of x in z
0.221 * [taylor]: Taking taylor expansion of 0 in y
0.224 * [taylor]: Taking taylor expansion of 0 in z
0.233 * [taylor]: Taking taylor expansion of 0 in y
0.233 * [taylor]: Taking taylor expansion of 0 in z
0.238 * [taylor]: Taking taylor expansion of 0 in z
0.245 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.245 * [approximate]: Taking taylor expansion of (/ (* (cosh x) y) x) in (x y) around 0
0.245 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) x) in y
0.245 * [taylor]: Taking taylor expansion of (* (cosh x) y) in y
0.245 * [taylor]: Taking taylor expansion of (cosh x) in y
0.245 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.245 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in y
0.245 * [taylor]: Taking taylor expansion of (exp x) in y
0.245 * [taylor]: Taking taylor expansion of x in y
0.245 * [taylor]: Taking taylor expansion of (exp (- x)) in y
0.245 * [taylor]: Taking taylor expansion of (- x) in y
0.245 * [taylor]: Taking taylor expansion of x in y
0.245 * [taylor]: Taking taylor expansion of 2 in y
0.246 * [taylor]: Taking taylor expansion of y in y
0.246 * [taylor]: Taking taylor expansion of x in y
0.248 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) x) in x
0.248 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.248 * [taylor]: Taking taylor expansion of (cosh x) in x
0.248 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.248 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.248 * [taylor]: Taking taylor expansion of (exp x) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.248 * [taylor]: Taking taylor expansion of (- x) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of 2 in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) x) in x
0.249 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.249 * [taylor]: Taking taylor expansion of (cosh x) in x
0.249 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.250 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.250 * [taylor]: Taking taylor expansion of (exp x) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.250 * [taylor]: Taking taylor expansion of (- x) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of 2 in x
0.251 * [taylor]: Taking taylor expansion of y in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of y in y
0.254 * [taylor]: Taking taylor expansion of 0 in y
0.263 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.263 * [taylor]: Taking taylor expansion of 1/2 in y
0.264 * [taylor]: Taking taylor expansion of y in y
0.270 * [taylor]: Taking taylor expansion of 0 in y
0.271 * [approximate]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) x) y) in (x y) around 0
0.271 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) x) y) in y
0.271 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) x) in y
0.271 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in y
0.271 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.271 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in y
0.271 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.271 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.271 * [taylor]: Taking taylor expansion of x in y
0.271 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.271 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.271 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.272 * [taylor]: Taking taylor expansion of x in y
0.272 * [taylor]: Taking taylor expansion of 2 in y
0.272 * [taylor]: Taking taylor expansion of x in y
0.272 * [taylor]: Taking taylor expansion of y in y
0.272 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) x) y) in x
0.272 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) x) in x
0.272 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.272 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.272 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.272 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.272 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.272 * [taylor]: Taking taylor expansion of x in x
0.273 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.273 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.273 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.273 * [taylor]: Taking taylor expansion of x in x
0.273 * [taylor]: Taking taylor expansion of 2 in x
0.273 * [taylor]: Taking taylor expansion of x in x
0.273 * [taylor]: Taking taylor expansion of y in x
0.275 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) x) y) in x
0.275 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) x) in x
0.275 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.275 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.275 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.275 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.275 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.275 * [taylor]: Taking taylor expansion of x in x
0.275 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.275 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.275 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.275 * [taylor]: Taking taylor expansion of x in x
0.276 * [taylor]: Taking taylor expansion of 2 in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.276 * [taylor]: Taking taylor expansion of y in x
0.278 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (- (/ 1 x))))) y) in y
0.278 * [taylor]: Taking taylor expansion of (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (- (/ 1 x))))) in y
0.278 * [taylor]: Taking taylor expansion of (* 1/2 (exp (/ 1 x))) in y
0.278 * [taylor]: Taking taylor expansion of 1/2 in y
0.278 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.278 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.278 * [taylor]: Taking taylor expansion of x in y
0.278 * [taylor]: Taking taylor expansion of (* 1/2 (exp (- (/ 1 x)))) in y
0.278 * [taylor]: Taking taylor expansion of 1/2 in y
0.278 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.278 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.278 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.278 * [taylor]: Taking taylor expansion of x in y
0.278 * [taylor]: Taking taylor expansion of y in y
0.280 * [taylor]: Taking taylor expansion of 0 in y
0.286 * [taylor]: Taking taylor expansion of 0 in y
0.293 * [taylor]: Taking taylor expansion of 0 in y
0.299 * [approximate]: Taking taylor expansion of (/ (* x (cosh (/ -1 x))) y) in (x y) around 0
0.299 * [taylor]: Taking taylor expansion of (/ (* x (cosh (/ -1 x))) y) in y
0.299 * [taylor]: Taking taylor expansion of (* x (cosh (/ -1 x))) in y
0.299 * [taylor]: Taking taylor expansion of x in y
0.299 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in y
0.299 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.299 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in y
0.299 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.299 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.299 * [taylor]: Taking taylor expansion of -1 in y
0.299 * [taylor]: Taking taylor expansion of x in y
0.299 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in y
0.299 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in y
0.299 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.299 * [taylor]: Taking taylor expansion of -1 in y
0.299 * [taylor]: Taking taylor expansion of x in y
0.300 * [taylor]: Taking taylor expansion of 2 in y
0.300 * [taylor]: Taking taylor expansion of y in y
0.300 * [taylor]: Taking taylor expansion of (/ (* x (cosh (/ -1 x))) y) in x
0.300 * [taylor]: Taking taylor expansion of (* x (cosh (/ -1 x))) in x
0.300 * [taylor]: Taking taylor expansion of x in x
0.300 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.300 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.300 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
0.300 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.300 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.300 * [taylor]: Taking taylor expansion of -1 in x
0.300 * [taylor]: Taking taylor expansion of x in x
0.301 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
0.301 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
0.301 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.301 * [taylor]: Taking taylor expansion of -1 in x
0.301 * [taylor]: Taking taylor expansion of x in x
0.301 * [taylor]: Taking taylor expansion of 2 in x
0.301 * [taylor]: Taking taylor expansion of y in x
0.303 * [taylor]: Taking taylor expansion of (/ (* x (cosh (/ -1 x))) y) in x
0.303 * [taylor]: Taking taylor expansion of (* x (cosh (/ -1 x))) in x
0.303 * [taylor]: Taking taylor expansion of x in x
0.303 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.303 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.303 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
0.303 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.303 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.303 * [taylor]: Taking taylor expansion of -1 in x
0.303 * [taylor]: Taking taylor expansion of x in x
0.303 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
0.303 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
0.303 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.303 * [taylor]: Taking taylor expansion of -1 in x
0.303 * [taylor]: Taking taylor expansion of x in x
0.304 * [taylor]: Taking taylor expansion of 2 in x
0.304 * [taylor]: Taking taylor expansion of y in x
0.306 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (/ -1 x)))) y) in y
0.306 * [taylor]: Taking taylor expansion of (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (/ -1 x)))) in y
0.306 * [taylor]: Taking taylor expansion of (* 1/2 (exp (/ 1 x))) in y
0.306 * [taylor]: Taking taylor expansion of 1/2 in y
0.306 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.306 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.306 * [taylor]: Taking taylor expansion of x in y
0.306 * [taylor]: Taking taylor expansion of (* 1/2 (exp (/ -1 x))) in y
0.306 * [taylor]: Taking taylor expansion of 1/2 in y
0.306 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.306 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.306 * [taylor]: Taking taylor expansion of -1 in y
0.306 * [taylor]: Taking taylor expansion of x in y
0.306 * [taylor]: Taking taylor expansion of y in y
0.308 * [taylor]: Taking taylor expansion of 0 in y
0.313 * [taylor]: Taking taylor expansion of 0 in y
0.321 * [taylor]: Taking taylor expansion of 0 in y
0.326 * * * [progress]: simplifying candidates
0.327 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (log (cosh x)) (- (log y) (log x))) (log z))
  (- (+ (log (cosh x)) (log (/ y x))) (log z))
  (- (log (* (cosh x) (/ y x))) (log z))
  (log (/ (* (cosh x) (/ y x)) z))
  (exp (/ (* (cosh x) (/ y x)) z))
  (/ (* (* (* (cosh x) (cosh x)) (cosh x)) (/ (* (* y y) y) (* (* x x) x))) (* (* z z) z))
  (/ (* (* (* (cosh x) (cosh x)) (cosh x)) (* (* (/ y x) (/ y x)) (/ y x))) (* (* z z) z))
  (/ (* (* (* (cosh x) (/ y x)) (* (cosh x) (/ y x))) (* (cosh x) (/ y x))) (* (* z z) z))
  (* (cbrt (/ (* (cosh x) (/ y x)) z)) (cbrt (/ (* (cosh x) (/ y x)) z)))
  (cbrt (/ (* (cosh x) (/ y x)) z))
  (* (* (/ (* (cosh x) (/ y x)) z) (/ (* (cosh x) (/ y x)) z)) (/ (* (cosh x) (/ y x)) z))
  (sqrt (/ (* (cosh x) (/ y x)) z))
  (sqrt (/ (* (cosh x) (/ y x)) z))
  (- (* (cosh x) (/ y x)))
  (- z)
  (/ (cosh x) (* (cbrt z) (cbrt z)))
  (/ (/ y x) (cbrt z))
  (/ (cosh x) (sqrt z))
  (/ (/ y x) (sqrt z))
  (/ (cosh x) 1)
  (/ (/ y x) z)
  (/ 1 z)
  (/ z (* (cosh x) (/ y x)))
  (/ (* (cosh x) (/ y x)) (* (cbrt z) (cbrt z)))
  (/ (* (cosh x) (/ y x)) (sqrt z))
  (/ (* (cosh x) (/ y x)) 1)
  (/ z (/ y x))
  (* z (* 2 x))
  (* z x)
  (* z 2)
  (* (cosh x) (/ y x))
  (+ (log (cosh x)) (- (log y) (log x)))
  (+ (log (cosh x)) (log (/ y x)))
  (log (* (cosh x) (/ y x)))
  (exp (* (cosh x) (/ y x)))
  (* (* (* (cosh x) (cosh x)) (cosh x)) (/ (* (* y y) y) (* (* x x) x)))
  (* (* (* (cosh x) (cosh x)) (cosh x)) (* (* (/ y x) (/ y x)) (/ y x)))
  (* (cbrt (* (cosh x) (/ y x))) (cbrt (* (cosh x) (/ y x))))
  (cbrt (* (cosh x) (/ y x)))
  (* (* (* (cosh x) (/ y x)) (* (cosh x) (/ y x))) (* (cosh x) (/ y x)))
  (sqrt (* (cosh x) (/ y x)))
  (sqrt (* (cosh x) (/ y x)))
  (* (+ (exp x) (exp (- x))) y)
  (* 2 x)
  (* (sqrt (cosh x)) (sqrt (/ y x)))
  (* (sqrt (cosh x)) (sqrt (/ y x)))
  (* (sqrt (cosh x)) (/ (sqrt y) (sqrt x)))
  (* (sqrt (cosh x)) (/ (sqrt y) (sqrt x)))
  (* (cosh x) (* (cbrt (/ y x)) (cbrt (/ y x))))
  (* (cosh x) (sqrt (/ y x)))
  (* (cosh x) (/ (* (cbrt y) (cbrt y)) (* (cbrt x) (cbrt x))))
  (* (cosh x) (/ (* (cbrt y) (cbrt y)) (sqrt x)))
  (* (cosh x) (/ (* (cbrt y) (cbrt y)) 1))
  (* (cosh x) (/ (sqrt y) (* (cbrt x) (cbrt x))))
  (* (cosh x) (/ (sqrt y) (sqrt x)))
  (* (cosh x) (/ (sqrt y) 1))
  (* (cosh x) (/ 1 (* (cbrt x) (cbrt x))))
  (* (cosh x) (/ 1 (sqrt x)))
  (* (cosh x) (/ 1 1))
  (* (cosh x) 1)
  (* (cosh x) y)
  (* (cbrt (cosh x)) (/ y x))
  (* (sqrt (cosh x)) (/ y x))
  (* (cosh x) (/ y x))
  (* (cosh x) y)
  (* (+ (exp x) (exp (- x))) (/ y x))
  (+ (* 1/2 (/ (* x y) z)) (/ y (* x z)))
  (/ (* y (+ (* 1/2 (exp x)) (* 1/2 (exp (- x))))) (* x z))
  (/ (* (+ (* 1/2 (exp (* -1 x))) (* 1/2 (exp x))) y) (* z x))
  (+ (/ y x) (* 1/2 (* x y)))
  (/ (* y (+ (* 1/2 (exp x)) (* 1/2 (exp (- x))))) x)
  (/ (* (+ (* 1/2 (exp (* -1 x))) (* 1/2 (exp x))) y) x)
0.332 * * [simplify]: iteration  0 :  345  enodes  (cost  374 )
0.340 * * [simplify]: iteration  1 :  1456  enodes  (cost  317 )
0.369 * * [simplify]: iteration  2 :  5001  enodes  (cost  317 )
0.371 * [simplify]: Simplified to:
   (log (/ (* (cosh x) (/ y x)) z))
  (log (/ (* (cosh x) (/ y x)) z))
  (log (/ (* (cosh x) (/ y x)) z))
  (log (/ (* (cosh x) (/ y x)) z))
  (exp (/ (* (cosh x) (/ y x)) z))
  (pow (/ (* (cosh x) (/ y x)) z) 3)
  (pow (/ (* (cosh x) (/ y x)) z) 3)
  (pow (/ (* (cosh x) (/ y x)) z) 3)
  (* (cbrt (/ (* (cosh x) (/ y x)) z)) (cbrt (/ (* (cosh x) (/ y x)) z)))
  (cbrt (/ (* (cosh x) (/ y x)) z))
  (pow (/ (* (cosh x) (/ y x)) z) 3)
  (sqrt (/ (* (cosh x) (/ y x)) z))
  (sqrt (/ (* (cosh x) (/ y x)) z))
  (- (* (cosh x) (/ y x)))
  (- z)
  (/ (cosh x) (* (cbrt z) (cbrt z)))
  (/ (/ y x) (cbrt z))
  (/ (cosh x) (sqrt z))
  (/ (/ y x) (sqrt z))
  (cosh x)
  (/ y (* x z))
  (/ 1 z)
  (/ z (* (cosh x) (/ y x)))
  (/ (* (cosh x) (/ y x)) (* (cbrt z) (cbrt z)))
  (/ (* (cosh x) (/ y x)) (sqrt z))
  (* (cosh x) (/ y x))
  (/ z (/ y x))
  (* z (* 2 x))
  (* z x)
  (* z 2)
  (* (cosh x) (/ y x))
  (log (* (cosh x) (/ y x)))
  (log (* (cosh x) (/ y x)))
  (log (* (cosh x) (/ y x)))
  (exp (* (cosh x) (/ y x)))
  (pow (* (cosh x) (/ y x)) 3)
  (pow (* (cosh x) (/ y x)) 3)
  (* (cbrt (* (cosh x) (/ y x))) (cbrt (* (cosh x) (/ y x))))
  (cbrt (* (cosh x) (/ y x)))
  (pow (* (cosh x) (/ y x)) 3)
  (sqrt (* (cosh x) (/ y x)))
  (sqrt (* (cosh x) (/ y x)))
  (* (+ (exp x) (exp (- x))) y)
  (* 2 x)
  (* (sqrt (cosh x)) (sqrt (/ y x)))
  (* (sqrt (cosh x)) (sqrt (/ y x)))
  (* (sqrt (cosh x)) (/ (sqrt y) (sqrt x)))
  (* (sqrt (cosh x)) (/ (sqrt y) (sqrt x)))
  (* (cosh x) (* (cbrt (/ y x)) (cbrt (/ y x))))
  (* (cosh x) (sqrt (/ y x)))
  (* (cosh x) (/ (* (cbrt y) (cbrt y)) (* (cbrt x) (cbrt x))))
  (* (cosh x) (/ (* (cbrt y) (cbrt y)) (sqrt x)))
  (* (* (cbrt y) (cbrt y)) (cosh x))
  (* (cosh x) (/ (sqrt y) (* (cbrt x) (cbrt x))))
  (* (cosh x) (/ (sqrt y) (sqrt x)))
  (* (sqrt y) (cosh x))
  (/ (cosh x) (* (cbrt x) (cbrt x)))
  (/ (cosh x) (sqrt x))
  (cosh x)
  (cosh x)
  (* (cosh x) y)
  (* (cbrt (cosh x)) (/ y x))
  (* (sqrt (cosh x)) (/ y x))
  (* (cosh x) (/ y x))
  (* (cosh x) y)
  (* (+ (exp x) (exp (- x))) (/ y x))
  (+ (* 1/2 (/ (* x y) z)) (/ y (* x z)))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ (* z x) y))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ (* z x) y))
  (+ (/ y x) (* 1/2 (* x y)))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ x y))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ x y))
0.372 * * * [progress]: adding candidates to table
0.513 * * [progress]: iteration 2 / 4
0.513 * * * [progress]: picking best candidate
0.525 * * * * [pick]: Picked  #<alt (λ (x y z) (/ (* (cosh x) y) (* z x)))>
0.525 * * * [progress]: localizing error
0.531 * * * [progress]: generating rewritten candidates
0.531 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.536 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.540 * * * [progress]: generating series expansions
0.540 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.540 * [approximate]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in (x y z) around 0
0.541 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in z
0.541 * [taylor]: Taking taylor expansion of (* (cosh x) y) in z
0.541 * [taylor]: Taking taylor expansion of (cosh x) in z
0.541 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.541 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in z
0.541 * [taylor]: Taking taylor expansion of (exp x) in z
0.541 * [taylor]: Taking taylor expansion of x in z
0.541 * [taylor]: Taking taylor expansion of (exp (- x)) in z
0.541 * [taylor]: Taking taylor expansion of (- x) in z
0.541 * [taylor]: Taking taylor expansion of x in z
0.541 * [taylor]: Taking taylor expansion of 2 in z
0.541 * [taylor]: Taking taylor expansion of y in z
0.541 * [taylor]: Taking taylor expansion of (* x z) in z
0.541 * [taylor]: Taking taylor expansion of x in z
0.541 * [taylor]: Taking taylor expansion of z in z
0.542 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in y
0.542 * [taylor]: Taking taylor expansion of (* (cosh x) y) in y
0.542 * [taylor]: Taking taylor expansion of (cosh x) in y
0.542 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.542 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in y
0.542 * [taylor]: Taking taylor expansion of (exp x) in y
0.542 * [taylor]: Taking taylor expansion of x in y
0.542 * [taylor]: Taking taylor expansion of (exp (- x)) in y
0.542 * [taylor]: Taking taylor expansion of (- x) in y
0.542 * [taylor]: Taking taylor expansion of x in y
0.542 * [taylor]: Taking taylor expansion of 2 in y
0.542 * [taylor]: Taking taylor expansion of y in y
0.542 * [taylor]: Taking taylor expansion of (* x z) in y
0.542 * [taylor]: Taking taylor expansion of x in y
0.542 * [taylor]: Taking taylor expansion of z in y
0.545 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in x
0.545 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.545 * [taylor]: Taking taylor expansion of (cosh x) in x
0.545 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.545 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.545 * [taylor]: Taking taylor expansion of (exp x) in x
0.545 * [taylor]: Taking taylor expansion of x in x
0.545 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.545 * [taylor]: Taking taylor expansion of (- x) in x
0.545 * [taylor]: Taking taylor expansion of x in x
0.546 * [taylor]: Taking taylor expansion of 2 in x
0.546 * [taylor]: Taking taylor expansion of y in x
0.546 * [taylor]: Taking taylor expansion of (* x z) in x
0.546 * [taylor]: Taking taylor expansion of x in x
0.546 * [taylor]: Taking taylor expansion of z in x
0.547 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in x
0.547 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.547 * [taylor]: Taking taylor expansion of (cosh x) in x
0.547 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.547 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.547 * [taylor]: Taking taylor expansion of (exp x) in x
0.547 * [taylor]: Taking taylor expansion of x in x
0.547 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.547 * [taylor]: Taking taylor expansion of (- x) in x
0.547 * [taylor]: Taking taylor expansion of x in x
0.547 * [taylor]: Taking taylor expansion of 2 in x
0.548 * [taylor]: Taking taylor expansion of y in x
0.548 * [taylor]: Taking taylor expansion of (* x z) in x
0.548 * [taylor]: Taking taylor expansion of x in x
0.548 * [taylor]: Taking taylor expansion of z in x
0.548 * [taylor]: Taking taylor expansion of (/ y z) in y
0.548 * [taylor]: Taking taylor expansion of y in y
0.548 * [taylor]: Taking taylor expansion of z in y
0.548 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.548 * [taylor]: Taking taylor expansion of z in z
0.552 * [taylor]: Taking taylor expansion of 0 in y
0.552 * [taylor]: Taking taylor expansion of 0 in z
0.552 * [taylor]: Taking taylor expansion of 0 in z
0.557 * [taylor]: Taking taylor expansion of (* 1/2 (/ y z)) in y
0.557 * [taylor]: Taking taylor expansion of 1/2 in y
0.557 * [taylor]: Taking taylor expansion of (/ y z) in y
0.557 * [taylor]: Taking taylor expansion of y in y
0.557 * [taylor]: Taking taylor expansion of z in y
0.557 * [taylor]: Taking taylor expansion of (/ 1/2 z) in z
0.557 * [taylor]: Taking taylor expansion of 1/2 in z
0.557 * [taylor]: Taking taylor expansion of z in z
0.558 * [taylor]: Taking taylor expansion of 0 in z
0.558 * [taylor]: Taking taylor expansion of 0 in z
0.565 * [taylor]: Taking taylor expansion of 0 in y
0.565 * [taylor]: Taking taylor expansion of 0 in z
0.565 * [taylor]: Taking taylor expansion of 0 in z
0.565 * [taylor]: Taking taylor expansion of 0 in z
0.565 * [taylor]: Taking taylor expansion of 0 in z
0.566 * [approximate]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in (x y z) around 0
0.566 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in z
0.566 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in z
0.566 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in z
0.567 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.567 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in z
0.567 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
0.567 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.567 * [taylor]: Taking taylor expansion of x in z
0.567 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
0.567 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
0.567 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.567 * [taylor]: Taking taylor expansion of x in z
0.567 * [taylor]: Taking taylor expansion of 2 in z
0.567 * [taylor]: Taking taylor expansion of (* x z) in z
0.567 * [taylor]: Taking taylor expansion of x in z
0.567 * [taylor]: Taking taylor expansion of z in z
0.567 * [taylor]: Taking taylor expansion of y in z
0.575 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in y
0.575 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in y
0.575 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in y
0.575 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.575 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in y
0.575 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.575 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.575 * [taylor]: Taking taylor expansion of x in y
0.576 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.576 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.576 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.576 * [taylor]: Taking taylor expansion of x in y
0.576 * [taylor]: Taking taylor expansion of 2 in y
0.576 * [taylor]: Taking taylor expansion of (* x z) in y
0.576 * [taylor]: Taking taylor expansion of x in y
0.576 * [taylor]: Taking taylor expansion of z in y
0.576 * [taylor]: Taking taylor expansion of y in y
0.576 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in x
0.576 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
0.576 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.576 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.576 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.576 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.576 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.576 * [taylor]: Taking taylor expansion of x in x
0.577 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.577 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.577 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.577 * [taylor]: Taking taylor expansion of x in x
0.577 * [taylor]: Taking taylor expansion of 2 in x
0.578 * [taylor]: Taking taylor expansion of (* x z) in x
0.578 * [taylor]: Taking taylor expansion of x in x
0.578 * [taylor]: Taking taylor expansion of z in x
0.578 * [taylor]: Taking taylor expansion of y in x
0.579 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in x
0.580 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
0.580 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.580 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.580 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.580 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.580 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.580 * [taylor]: Taking taylor expansion of x in x
0.580 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.580 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.580 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.580 * [taylor]: Taking taylor expansion of x in x
0.581 * [taylor]: Taking taylor expansion of 2 in x
0.581 * [taylor]: Taking taylor expansion of (* x z) in x
0.581 * [taylor]: Taking taylor expansion of x in x
0.581 * [taylor]: Taking taylor expansion of z in x
0.581 * [taylor]: Taking taylor expansion of y in x
0.583 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) y) in y
0.583 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) in y
0.583 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (- (/ 1 x))))) in y
0.583 * [taylor]: Taking taylor expansion of 1/2 in y
0.583 * [taylor]: Taking taylor expansion of (* z (exp (- (/ 1 x)))) in y
0.583 * [taylor]: Taking taylor expansion of z in y
0.583 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.583 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.583 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.583 * [taylor]: Taking taylor expansion of x in y
0.583 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in y
0.583 * [taylor]: Taking taylor expansion of 1/2 in y
0.583 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in y
0.583 * [taylor]: Taking taylor expansion of z in y
0.583 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.583 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.583 * [taylor]: Taking taylor expansion of x in y
0.583 * [taylor]: Taking taylor expansion of y in y
0.584 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) in z
0.584 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (- (/ 1 x))))) in z
0.584 * [taylor]: Taking taylor expansion of 1/2 in z
0.584 * [taylor]: Taking taylor expansion of (* z (exp (- (/ 1 x)))) in z
0.584 * [taylor]: Taking taylor expansion of z in z
0.584 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
0.584 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
0.584 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.584 * [taylor]: Taking taylor expansion of x in z
0.584 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
0.584 * [taylor]: Taking taylor expansion of 1/2 in z
0.584 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
0.584 * [taylor]: Taking taylor expansion of z in z
0.584 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
0.584 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.584 * [taylor]: Taking taylor expansion of x in z
0.590 * [taylor]: Taking taylor expansion of 0 in y
0.593 * [taylor]: Taking taylor expansion of 0 in z
0.601 * [taylor]: Taking taylor expansion of 0 in y
0.601 * [taylor]: Taking taylor expansion of 0 in z
0.606 * [taylor]: Taking taylor expansion of 0 in z
0.613 * [approximate]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in (x y z) around 0
0.613 * [taylor]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in z
0.614 * [taylor]: Taking taylor expansion of -1 in z
0.614 * [taylor]: Taking taylor expansion of (/ (* z (* (cosh (/ -1 x)) x)) y) in z
0.614 * [taylor]: Taking taylor expansion of (* z (* (cosh (/ -1 x)) x)) in z
0.614 * [taylor]: Taking taylor expansion of z in z
0.614 * [taylor]: Taking taylor expansion of (* (cosh (/ -1 x)) x) in z
0.614 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in z
0.614 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.614 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in z
0.614 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
0.614 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.614 * [taylor]: Taking taylor expansion of -1 in z
0.614 * [taylor]: Taking taylor expansion of x in z
0.614 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in z
0.614 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in z
0.614 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.614 * [taylor]: Taking taylor expansion of -1 in z
0.614 * [taylor]: Taking taylor expansion of x in z
0.614 * [taylor]: Taking taylor expansion of 2 in z
0.614 * [taylor]: Taking taylor expansion of x in z
0.614 * [taylor]: Taking taylor expansion of y in z
0.617 * [taylor]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in y
0.617 * [taylor]: Taking taylor expansion of -1 in y
0.617 * [taylor]: Taking taylor expansion of (/ (* z (* (cosh (/ -1 x)) x)) y) in y
0.617 * [taylor]: Taking taylor expansion of (* z (* (cosh (/ -1 x)) x)) in y
0.618 * [taylor]: Taking taylor expansion of z in y
0.618 * [taylor]: Taking taylor expansion of (* (cosh (/ -1 x)) x) in y
0.618 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in y
0.618 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.618 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in y
0.618 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.618 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.618 * [taylor]: Taking taylor expansion of -1 in y
0.618 * [taylor]: Taking taylor expansion of x in y
0.618 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in y
0.618 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in y
0.618 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.618 * [taylor]: Taking taylor expansion of -1 in y
0.618 * [taylor]: Taking taylor expansion of x in y
0.618 * [taylor]: Taking taylor expansion of 2 in y
0.618 * [taylor]: Taking taylor expansion of x in y
0.618 * [taylor]: Taking taylor expansion of y in y
0.619 * [taylor]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in x
0.619 * [taylor]: Taking taylor expansion of -1 in x
0.619 * [taylor]: Taking taylor expansion of (/ (* z (* (cosh (/ -1 x)) x)) y) in x
0.619 * [taylor]: Taking taylor expansion of (* z (* (cosh (/ -1 x)) x)) in x
0.619 * [taylor]: Taking taylor expansion of z in x
0.619 * [taylor]: Taking taylor expansion of (* (cosh (/ -1 x)) x) in x
0.619 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.619 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.619 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
0.619 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.619 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.619 * [taylor]: Taking taylor expansion of -1 in x
0.619 * [taylor]: Taking taylor expansion of x in x
0.619 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
0.619 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
0.619 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.619 * [taylor]: Taking taylor expansion of -1 in x
0.619 * [taylor]: Taking taylor expansion of x in x
0.620 * [taylor]: Taking taylor expansion of 2 in x
0.620 * [taylor]: Taking taylor expansion of x in x
0.620 * [taylor]: Taking taylor expansion of y in x
0.622 * [taylor]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in x
0.622 * [taylor]: Taking taylor expansion of -1 in x
0.622 * [taylor]: Taking taylor expansion of (/ (* z (* (cosh (/ -1 x)) x)) y) in x
0.622 * [taylor]: Taking taylor expansion of (* z (* (cosh (/ -1 x)) x)) in x
0.622 * [taylor]: Taking taylor expansion of z in x
0.622 * [taylor]: Taking taylor expansion of (* (cosh (/ -1 x)) x) in x
0.622 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.622 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.622 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
0.622 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.623 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.623 * [taylor]: Taking taylor expansion of -1 in x
0.623 * [taylor]: Taking taylor expansion of x in x
0.623 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
0.623 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
0.623 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.623 * [taylor]: Taking taylor expansion of -1 in x
0.623 * [taylor]: Taking taylor expansion of x in x
0.624 * [taylor]: Taking taylor expansion of 2 in x
0.624 * [taylor]: Taking taylor expansion of x in x
0.624 * [taylor]: Taking taylor expansion of y in x
0.626 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) y)) in y
0.626 * [taylor]: Taking taylor expansion of -1 in y
0.626 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) y) in y
0.626 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) in y
0.626 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in y
0.626 * [taylor]: Taking taylor expansion of 1/2 in y
0.626 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in y
0.626 * [taylor]: Taking taylor expansion of z in y
0.626 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.626 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.626 * [taylor]: Taking taylor expansion of x in y
0.626 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ -1 x)))) in y
0.626 * [taylor]: Taking taylor expansion of 1/2 in y
0.626 * [taylor]: Taking taylor expansion of (* z (exp (/ -1 x))) in y
0.626 * [taylor]: Taking taylor expansion of z in y
0.626 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.626 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.626 * [taylor]: Taking taylor expansion of -1 in y
0.626 * [taylor]: Taking taylor expansion of x in y
0.626 * [taylor]: Taking taylor expansion of y in y
0.627 * [taylor]: Taking taylor expansion of (* -1 (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x)))))) in z
0.627 * [taylor]: Taking taylor expansion of -1 in z
0.627 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) in z
0.627 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
0.627 * [taylor]: Taking taylor expansion of 1/2 in z
0.627 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
0.627 * [taylor]: Taking taylor expansion of z in z
0.627 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
0.627 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.627 * [taylor]: Taking taylor expansion of x in z
0.627 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ -1 x)))) in z
0.627 * [taylor]: Taking taylor expansion of 1/2 in z
0.627 * [taylor]: Taking taylor expansion of (* z (exp (/ -1 x))) in z
0.627 * [taylor]: Taking taylor expansion of z in z
0.627 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
0.627 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.627 * [taylor]: Taking taylor expansion of -1 in z
0.627 * [taylor]: Taking taylor expansion of x in z
0.634 * [taylor]: Taking taylor expansion of 0 in y
0.637 * [taylor]: Taking taylor expansion of 0 in z
0.646 * [taylor]: Taking taylor expansion of 0 in y
0.646 * [taylor]: Taking taylor expansion of 0 in z
0.651 * [taylor]: Taking taylor expansion of 0 in z
0.658 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.658 * [approximate]: Taking taylor expansion of (* (cosh x) y) in (x y) around 0
0.658 * [taylor]: Taking taylor expansion of (* (cosh x) y) in y
0.658 * [taylor]: Taking taylor expansion of (cosh x) in y
0.658 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.658 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in y
0.658 * [taylor]: Taking taylor expansion of (exp x) in y
0.658 * [taylor]: Taking taylor expansion of x in y
0.658 * [taylor]: Taking taylor expansion of (exp (- x)) in y
0.658 * [taylor]: Taking taylor expansion of (- x) in y
0.658 * [taylor]: Taking taylor expansion of x in y
0.659 * [taylor]: Taking taylor expansion of 2 in y
0.659 * [taylor]: Taking taylor expansion of y in y
0.659 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.659 * [taylor]: Taking taylor expansion of (cosh x) in x
0.659 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.659 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.659 * [taylor]: Taking taylor expansion of (exp x) in x
0.659 * [taylor]: Taking taylor expansion of x in x
0.659 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.659 * [taylor]: Taking taylor expansion of (- x) in x
0.659 * [taylor]: Taking taylor expansion of x in x
0.659 * [taylor]: Taking taylor expansion of 2 in x
0.660 * [taylor]: Taking taylor expansion of y in x
0.660 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.660 * [taylor]: Taking taylor expansion of (cosh x) in x
0.660 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.660 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.660 * [taylor]: Taking taylor expansion of (exp x) in x
0.660 * [taylor]: Taking taylor expansion of x in x
0.660 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.660 * [taylor]: Taking taylor expansion of (- x) in x
0.660 * [taylor]: Taking taylor expansion of x in x
0.661 * [taylor]: Taking taylor expansion of 2 in x
0.666 * [taylor]: Taking taylor expansion of y in x
0.666 * [taylor]: Taking taylor expansion of y in y
0.669 * [taylor]: Taking taylor expansion of 0 in y
0.673 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.673 * [taylor]: Taking taylor expansion of 1/2 in y
0.673 * [taylor]: Taking taylor expansion of y in y
0.679 * [taylor]: Taking taylor expansion of 0 in y
0.687 * [taylor]: Taking taylor expansion of (* 1/24 y) in y
0.687 * [taylor]: Taking taylor expansion of 1/24 in y
0.687 * [taylor]: Taking taylor expansion of y in y
0.688 * [approximate]: Taking taylor expansion of (/ (cosh (/ 1 x)) y) in (x y) around 0
0.688 * [taylor]: Taking taylor expansion of (/ (cosh (/ 1 x)) y) in y
0.688 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in y
0.688 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.688 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in y
0.688 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.688 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.688 * [taylor]: Taking taylor expansion of x in y
0.688 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.688 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.688 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.688 * [taylor]: Taking taylor expansion of x in y
0.689 * [taylor]: Taking taylor expansion of 2 in y
0.689 * [taylor]: Taking taylor expansion of y in y
0.689 * [taylor]: Taking taylor expansion of (/ (cosh (/ 1 x)) y) in x
0.689 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.689 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.689 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.689 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.689 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.689 * [taylor]: Taking taylor expansion of x in x
0.689 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.689 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.689 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.689 * [taylor]: Taking taylor expansion of x in x
0.690 * [taylor]: Taking taylor expansion of 2 in x
0.690 * [taylor]: Taking taylor expansion of y in x
0.690 * [taylor]: Taking taylor expansion of (/ (cosh (/ 1 x)) y) in x
0.690 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.690 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.690 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.690 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.690 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.690 * [taylor]: Taking taylor expansion of x in x
0.691 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.691 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.691 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.691 * [taylor]: Taking taylor expansion of x in x
0.691 * [taylor]: Taking taylor expansion of 2 in x
0.692 * [taylor]: Taking taylor expansion of y in x
0.692 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) y)) in y
0.692 * [taylor]: Taking taylor expansion of 1/2 in y
0.692 * [taylor]: Taking taylor expansion of (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) y) in y
0.692 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in y
0.692 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.692 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.692 * [taylor]: Taking taylor expansion of x in y
0.692 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.692 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.692 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.692 * [taylor]: Taking taylor expansion of x in y
0.692 * [taylor]: Taking taylor expansion of y in y
0.694 * [taylor]: Taking taylor expansion of 0 in y
0.698 * [taylor]: Taking taylor expansion of 0 in y
0.704 * [taylor]: Taking taylor expansion of 0 in y
0.709 * [approximate]: Taking taylor expansion of (* -1 (/ (cosh (/ -1 x)) y)) in (x y) around 0
0.709 * [taylor]: Taking taylor expansion of (* -1 (/ (cosh (/ -1 x)) y)) in y
0.709 * [taylor]: Taking taylor expansion of -1 in y
0.710 * [taylor]: Taking taylor expansion of (/ (cosh (/ -1 x)) y) in y
0.710 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in y
0.710 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.710 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in y
0.710 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.710 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.710 * [taylor]: Taking taylor expansion of -1 in y
0.710 * [taylor]: Taking taylor expansion of x in y
0.710 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in y
0.710 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in y
0.710 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.710 * [taylor]: Taking taylor expansion of -1 in y
0.710 * [taylor]: Taking taylor expansion of x in y
0.710 * [taylor]: Taking taylor expansion of 2 in y
0.710 * [taylor]: Taking taylor expansion of y in y
0.710 * [taylor]: Taking taylor expansion of (* -1 (/ (cosh (/ -1 x)) y)) in x
0.710 * [taylor]: Taking taylor expansion of -1 in x
0.710 * [taylor]: Taking taylor expansion of (/ (cosh (/ -1 x)) y) in x
0.710 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.710 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.710 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
0.710 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.710 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.710 * [taylor]: Taking taylor expansion of -1 in x
0.710 * [taylor]: Taking taylor expansion of x in x
0.711 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
0.711 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
0.711 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.711 * [taylor]: Taking taylor expansion of -1 in x
0.711 * [taylor]: Taking taylor expansion of x in x
0.712 * [taylor]: Taking taylor expansion of 2 in x
0.712 * [taylor]: Taking taylor expansion of y in x
0.712 * [taylor]: Taking taylor expansion of (* -1 (/ (cosh (/ -1 x)) y)) in x
0.712 * [taylor]: Taking taylor expansion of -1 in x
0.712 * [taylor]: Taking taylor expansion of (/ (cosh (/ -1 x)) y) in x
0.712 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.712 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.712 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
0.712 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.712 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.712 * [taylor]: Taking taylor expansion of -1 in x
0.712 * [taylor]: Taking taylor expansion of x in x
0.712 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
0.712 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
0.712 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.712 * [taylor]: Taking taylor expansion of -1 in x
0.712 * [taylor]: Taking taylor expansion of x in x
0.713 * [taylor]: Taking taylor expansion of 2 in x
0.713 * [taylor]: Taking taylor expansion of y in x
0.713 * [taylor]: Taking taylor expansion of (* -1/2 (/ (+ (exp (/ 1 x)) (exp (/ -1 x))) y)) in y
0.713 * [taylor]: Taking taylor expansion of -1/2 in y
0.713 * [taylor]: Taking taylor expansion of (/ (+ (exp (/ 1 x)) (exp (/ -1 x))) y) in y
0.714 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in y
0.714 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.714 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.714 * [taylor]: Taking taylor expansion of x in y
0.714 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.714 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.714 * [taylor]: Taking taylor expansion of -1 in y
0.714 * [taylor]: Taking taylor expansion of x in y
0.714 * [taylor]: Taking taylor expansion of y in y
0.716 * [taylor]: Taking taylor expansion of 0 in y
0.720 * [taylor]: Taking taylor expansion of 0 in y
0.726 * [taylor]: Taking taylor expansion of 0 in y
0.731 * * * [progress]: simplifying candidates
0.732 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (log (cosh x)) (log y)) (+ (log z) (log x)))
  (- (+ (log (cosh x)) (log y)) (log (* z x)))
  (- (log (* (cosh x) y)) (+ (log z) (log x)))
  (- (log (* (cosh x) y)) (log (* z x)))
  (log (/ (* (cosh x) y) (* z x)))
  (exp (/ (* (cosh x) y) (* z x)))
  (/ (* (* (* (cosh x) (cosh x)) (cosh x)) (* (* y y) y)) (* (* (* z z) z) (* (* x x) x)))
  (/ (* (* (* (cosh x) (cosh x)) (cosh x)) (* (* y y) y)) (* (* (* z x) (* z x)) (* z x)))
  (/ (* (* (* (cosh x) y) (* (cosh x) y)) (* (cosh x) y)) (* (* (* z z) z) (* (* x x) x)))
  (/ (* (* (* (cosh x) y) (* (cosh x) y)) (* (cosh x) y)) (* (* (* z x) (* z x)) (* z x)))
  (* (cbrt (/ (* (cosh x) y) (* z x))) (cbrt (/ (* (cosh x) y) (* z x))))
  (cbrt (/ (* (cosh x) y) (* z x)))
  (* (* (/ (* (cosh x) y) (* z x)) (/ (* (cosh x) y) (* z x))) (/ (* (cosh x) y) (* z x)))
  (sqrt (/ (* (cosh x) y) (* z x)))
  (sqrt (/ (* (cosh x) y) (* z x)))
  (- (* (cosh x) y))
  (- (* z x))
  (/ (cosh x) z)
  (/ y x)
  (/ 1 (* z x))
  (/ (* z x) (* (cosh x) y))
  (/ (* (cosh x) y) z)
  (/ (* z x) y)
  (* (* z x) 2)
  (* (cosh x) y)
  (+ (log (cosh x)) (log y))
  (log (* (cosh x) y))
  (exp (* (cosh x) y))
  (* (* (* (cosh x) (cosh x)) (cosh x)) (* (* y y) y))
  (* (cbrt (* (cosh x) y)) (cbrt (* (cosh x) y)))
  (cbrt (* (cosh x) y))
  (* (* (* (cosh x) y) (* (cosh x) y)) (* (cosh x) y))
  (sqrt (* (cosh x) y))
  (sqrt (* (cosh x) y))
  (* (sqrt (cosh x)) (sqrt y))
  (* (sqrt (cosh x)) (sqrt y))
  (* (cosh x) (* (cbrt y) (cbrt y)))
  (* (cosh x) (sqrt y))
  (* (cosh x) 1)
  (* (cbrt (cosh x)) y)
  (* (sqrt (cosh x)) y)
  (* (cosh x) y)
  (* (+ (exp x) (exp (- x))) y)
  (+ (* 1/2 (/ (* x y) z)) (/ y (* x z)))
  (/ (* y (+ (* 1/2 (exp x)) (* 1/2 (exp (- x))))) (* x z))
  (/ (* (+ (* 1/2 (exp (* -1 x))) (* 1/2 (exp x))) y) (* z x))
  (+ (* 1/2 (* (pow x 2) y)) y)
  (* 1/2 (* (+ (exp x) (exp (- x))) y))
  (* 1/2 (* y (+ (exp (* -1 x)) (exp x))))
0.736 * * [simplify]: iteration  0 :  281  enodes  (cost  258 )
0.743 * * [simplify]: iteration  1 :  1374  enodes  (cost  203 )
0.772 * * [simplify]: iteration  2 :  5001  enodes  (cost  203 )
0.773 * [simplify]: Simplified to:
   (log (/ (* (cosh x) y) (* z x)))
  (log (/ (* (cosh x) y) (* z x)))
  (log (/ (* (cosh x) y) (* z x)))
  (log (/ (* (cosh x) y) (* z x)))
  (log (/ (* (cosh x) y) (* z x)))
  (exp (/ (* (cosh x) y) (* z x)))
  (pow (/ (* (cosh x) y) (* z x)) 3)
  (pow (/ (* (cosh x) y) (* z x)) 3)
  (pow (/ (* (cosh x) y) (* z x)) 3)
  (pow (/ (* (cosh x) y) (* z x)) 3)
  (* (cbrt (/ (* (cosh x) y) (* z x))) (cbrt (/ (* (cosh x) y) (* z x))))
  (cbrt (/ (* (cosh x) y) (* z x)))
  (pow (/ (* (cosh x) y) (* z x)) 3)
  (sqrt (/ (* (cosh x) y) (* z x)))
  (sqrt (/ (* (cosh x) y) (* z x)))
  (- (* (cosh x) y))
  (- (* z x))
  (/ (cosh x) z)
  (/ y x)
  (/ 1 (* z x))
  (/ (* z x) (* (cosh x) y))
  (/ (* (cosh x) y) z)
  (/ (* z x) y)
  (* (* z x) 2)
  (* (cosh x) y)
  (log (* (cosh x) y))
  (log (* (cosh x) y))
  (exp (* (cosh x) y))
  (pow (* (cosh x) y) 3)
  (* (cbrt (* (cosh x) y)) (cbrt (* (cosh x) y)))
  (cbrt (* (cosh x) y))
  (pow (* (cosh x) y) 3)
  (sqrt (* (cosh x) y))
  (sqrt (* (cosh x) y))
  (* (sqrt (cosh x)) (sqrt y))
  (* (sqrt (cosh x)) (sqrt y))
  (* (cosh x) (* (cbrt y) (cbrt y)))
  (* (cosh x) (sqrt y))
  (cosh x)
  (* (cbrt (cosh x)) y)
  (* (sqrt (cosh x)) y)
  (* (cosh x) y)
  (* y (+ (exp (* -1 x)) (exp x)))
  (+ (* 1/2 (/ (* x y) z)) (/ y (* x z)))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ (* z x) y))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ (* z x) y))
  (+ (* 1/2 (* (pow x 2) y)) y)
  (* 1/2 (* (+ (exp x) (exp (- x))) y))
  (* 1/2 (* (+ (exp x) (exp (- x))) y))
0.774 * * * [progress]: adding candidates to table
0.865 * * [progress]: iteration 3 / 4
0.865 * * * [progress]: picking best candidate
0.875 * * * * [pick]: Picked  #<alt (λ (x y z) (/ (cosh x) (/ (* z x) y)))>
0.875 * * * [progress]: localizing error
0.881 * * * [progress]: generating rewritten candidates
0.881 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.884 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.892 * * * [progress]: generating series expansions
0.892 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.892 * [approximate]: Taking taylor expansion of (/ (* x z) y) in (z x y) around 0
0.892 * [taylor]: Taking taylor expansion of (/ (* x z) y) in y
0.892 * [taylor]: Taking taylor expansion of (* x z) in y
0.892 * [taylor]: Taking taylor expansion of x in y
0.892 * [taylor]: Taking taylor expansion of z in y
0.892 * [taylor]: Taking taylor expansion of y in y
0.892 * [taylor]: Taking taylor expansion of (/ (* x z) y) in x
0.892 * [taylor]: Taking taylor expansion of (* x z) in x
0.892 * [taylor]: Taking taylor expansion of x in x
0.892 * [taylor]: Taking taylor expansion of z in x
0.892 * [taylor]: Taking taylor expansion of y in x
0.893 * [taylor]: Taking taylor expansion of (/ (* x z) y) in z
0.893 * [taylor]: Taking taylor expansion of (* x z) in z
0.893 * [taylor]: Taking taylor expansion of x in z
0.893 * [taylor]: Taking taylor expansion of z in z
0.893 * [taylor]: Taking taylor expansion of y in z
0.893 * [taylor]: Taking taylor expansion of (/ (* x z) y) in z
0.893 * [taylor]: Taking taylor expansion of (* x z) in z
0.893 * [taylor]: Taking taylor expansion of x in z
0.893 * [taylor]: Taking taylor expansion of z in z
0.893 * [taylor]: Taking taylor expansion of y in z
0.894 * [taylor]: Taking taylor expansion of (/ x y) in x
0.894 * [taylor]: Taking taylor expansion of x in x
0.894 * [taylor]: Taking taylor expansion of y in x
0.894 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.894 * [taylor]: Taking taylor expansion of y in y
0.895 * [taylor]: Taking taylor expansion of 0 in x
0.895 * [taylor]: Taking taylor expansion of 0 in y
0.895 * [taylor]: Taking taylor expansion of 0 in y
0.896 * [taylor]: Taking taylor expansion of 0 in x
0.896 * [taylor]: Taking taylor expansion of 0 in y
0.896 * [taylor]: Taking taylor expansion of 0 in y
0.896 * [taylor]: Taking taylor expansion of 0 in y
0.897 * [taylor]: Taking taylor expansion of 0 in x
0.897 * [taylor]: Taking taylor expansion of 0 in y
0.897 * [taylor]: Taking taylor expansion of 0 in y
0.897 * [taylor]: Taking taylor expansion of 0 in y
0.897 * [taylor]: Taking taylor expansion of 0 in y
0.898 * [approximate]: Taking taylor expansion of (/ y (* x z)) in (z x y) around 0
0.898 * [taylor]: Taking taylor expansion of (/ y (* x z)) in y
0.898 * [taylor]: Taking taylor expansion of y in y
0.898 * [taylor]: Taking taylor expansion of (* x z) in y
0.898 * [taylor]: Taking taylor expansion of x in y
0.898 * [taylor]: Taking taylor expansion of z in y
0.898 * [taylor]: Taking taylor expansion of (/ y (* x z)) in x
0.898 * [taylor]: Taking taylor expansion of y in x
0.898 * [taylor]: Taking taylor expansion of (* x z) in x
0.898 * [taylor]: Taking taylor expansion of x in x
0.898 * [taylor]: Taking taylor expansion of z in x
0.898 * [taylor]: Taking taylor expansion of (/ y (* x z)) in z
0.898 * [taylor]: Taking taylor expansion of y in z
0.898 * [taylor]: Taking taylor expansion of (* x z) in z
0.898 * [taylor]: Taking taylor expansion of x in z
0.898 * [taylor]: Taking taylor expansion of z in z
0.899 * [taylor]: Taking taylor expansion of (/ y (* x z)) in z
0.899 * [taylor]: Taking taylor expansion of y in z
0.899 * [taylor]: Taking taylor expansion of (* x z) in z
0.899 * [taylor]: Taking taylor expansion of x in z
0.899 * [taylor]: Taking taylor expansion of z in z
0.899 * [taylor]: Taking taylor expansion of (/ y x) in x
0.899 * [taylor]: Taking taylor expansion of y in x
0.899 * [taylor]: Taking taylor expansion of x in x
0.899 * [taylor]: Taking taylor expansion of y in y
0.900 * [taylor]: Taking taylor expansion of 0 in x
0.900 * [taylor]: Taking taylor expansion of 0 in y
0.901 * [taylor]: Taking taylor expansion of 0 in x
0.901 * [taylor]: Taking taylor expansion of 0 in y
0.902 * [taylor]: Taking taylor expansion of 0 in y
0.902 * [approximate]: Taking taylor expansion of (* -1 (/ y (* x z))) in (z x y) around 0
0.902 * [taylor]: Taking taylor expansion of (* -1 (/ y (* x z))) in y
0.902 * [taylor]: Taking taylor expansion of -1 in y
0.902 * [taylor]: Taking taylor expansion of (/ y (* x z)) in y
0.902 * [taylor]: Taking taylor expansion of y in y
0.902 * [taylor]: Taking taylor expansion of (* x z) in y
0.902 * [taylor]: Taking taylor expansion of x in y
0.902 * [taylor]: Taking taylor expansion of z in y
0.902 * [taylor]: Taking taylor expansion of (* -1 (/ y (* x z))) in x
0.902 * [taylor]: Taking taylor expansion of -1 in x
0.902 * [taylor]: Taking taylor expansion of (/ y (* x z)) in x
0.902 * [taylor]: Taking taylor expansion of y in x
0.902 * [taylor]: Taking taylor expansion of (* x z) in x
0.902 * [taylor]: Taking taylor expansion of x in x
0.902 * [taylor]: Taking taylor expansion of z in x
0.903 * [taylor]: Taking taylor expansion of (* -1 (/ y (* x z))) in z
0.903 * [taylor]: Taking taylor expansion of -1 in z
0.903 * [taylor]: Taking taylor expansion of (/ y (* x z)) in z
0.903 * [taylor]: Taking taylor expansion of y in z
0.903 * [taylor]: Taking taylor expansion of (* x z) in z
0.903 * [taylor]: Taking taylor expansion of x in z
0.903 * [taylor]: Taking taylor expansion of z in z
0.903 * [taylor]: Taking taylor expansion of (* -1 (/ y (* x z))) in z
0.903 * [taylor]: Taking taylor expansion of -1 in z
0.903 * [taylor]: Taking taylor expansion of (/ y (* x z)) in z
0.903 * [taylor]: Taking taylor expansion of y in z
0.903 * [taylor]: Taking taylor expansion of (* x z) in z
0.903 * [taylor]: Taking taylor expansion of x in z
0.903 * [taylor]: Taking taylor expansion of z in z
0.904 * [taylor]: Taking taylor expansion of (* -1 (/ y x)) in x
0.904 * [taylor]: Taking taylor expansion of -1 in x
0.904 * [taylor]: Taking taylor expansion of (/ y x) in x
0.904 * [taylor]: Taking taylor expansion of y in x
0.904 * [taylor]: Taking taylor expansion of x in x
0.904 * [taylor]: Taking taylor expansion of (* -1 y) in y
0.904 * [taylor]: Taking taylor expansion of -1 in y
0.904 * [taylor]: Taking taylor expansion of y in y
0.905 * [taylor]: Taking taylor expansion of 0 in x
0.906 * [taylor]: Taking taylor expansion of 0 in y
0.908 * [taylor]: Taking taylor expansion of 0 in x
0.908 * [taylor]: Taking taylor expansion of 0 in y
0.909 * [taylor]: Taking taylor expansion of 0 in y
0.914 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.914 * [approximate]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in (x z y) around 0
0.914 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in y
0.914 * [taylor]: Taking taylor expansion of (* (cosh x) y) in y
0.914 * [taylor]: Taking taylor expansion of (cosh x) in y
0.914 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.914 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in y
0.915 * [taylor]: Taking taylor expansion of (exp x) in y
0.915 * [taylor]: Taking taylor expansion of x in y
0.915 * [taylor]: Taking taylor expansion of (exp (- x)) in y
0.915 * [taylor]: Taking taylor expansion of (- x) in y
0.915 * [taylor]: Taking taylor expansion of x in y
0.915 * [taylor]: Taking taylor expansion of 2 in y
0.915 * [taylor]: Taking taylor expansion of y in y
0.915 * [taylor]: Taking taylor expansion of (* x z) in y
0.915 * [taylor]: Taking taylor expansion of x in y
0.915 * [taylor]: Taking taylor expansion of z in y
0.918 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in z
0.918 * [taylor]: Taking taylor expansion of (* (cosh x) y) in z
0.918 * [taylor]: Taking taylor expansion of (cosh x) in z
0.918 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.918 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in z
0.918 * [taylor]: Taking taylor expansion of (exp x) in z
0.918 * [taylor]: Taking taylor expansion of x in z
0.918 * [taylor]: Taking taylor expansion of (exp (- x)) in z
0.918 * [taylor]: Taking taylor expansion of (- x) in z
0.918 * [taylor]: Taking taylor expansion of x in z
0.918 * [taylor]: Taking taylor expansion of 2 in z
0.918 * [taylor]: Taking taylor expansion of y in z
0.918 * [taylor]: Taking taylor expansion of (* x z) in z
0.918 * [taylor]: Taking taylor expansion of x in z
0.918 * [taylor]: Taking taylor expansion of z in z
0.919 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in x
0.919 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.919 * [taylor]: Taking taylor expansion of (cosh x) in x
0.919 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.919 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.919 * [taylor]: Taking taylor expansion of (exp x) in x
0.919 * [taylor]: Taking taylor expansion of x in x
0.919 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.919 * [taylor]: Taking taylor expansion of (- x) in x
0.919 * [taylor]: Taking taylor expansion of x in x
0.920 * [taylor]: Taking taylor expansion of 2 in x
0.920 * [taylor]: Taking taylor expansion of y in x
0.920 * [taylor]: Taking taylor expansion of (* x z) in x
0.920 * [taylor]: Taking taylor expansion of x in x
0.920 * [taylor]: Taking taylor expansion of z in x
0.920 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in x
0.920 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
0.920 * [taylor]: Taking taylor expansion of (cosh x) in x
0.921 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
0.921 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
0.921 * [taylor]: Taking taylor expansion of (exp x) in x
0.921 * [taylor]: Taking taylor expansion of x in x
0.921 * [taylor]: Taking taylor expansion of (exp (- x)) in x
0.921 * [taylor]: Taking taylor expansion of (- x) in x
0.921 * [taylor]: Taking taylor expansion of x in x
0.921 * [taylor]: Taking taylor expansion of 2 in x
0.922 * [taylor]: Taking taylor expansion of y in x
0.922 * [taylor]: Taking taylor expansion of (* x z) in x
0.922 * [taylor]: Taking taylor expansion of x in x
0.922 * [taylor]: Taking taylor expansion of z in x
0.922 * [taylor]: Taking taylor expansion of (/ y z) in z
0.922 * [taylor]: Taking taylor expansion of y in z
0.922 * [taylor]: Taking taylor expansion of z in z
0.922 * [taylor]: Taking taylor expansion of y in y
0.925 * [taylor]: Taking taylor expansion of 0 in z
0.926 * [taylor]: Taking taylor expansion of 0 in y
0.930 * [taylor]: Taking taylor expansion of (* 1/2 (/ y z)) in z
0.930 * [taylor]: Taking taylor expansion of 1/2 in z
0.930 * [taylor]: Taking taylor expansion of (/ y z) in z
0.930 * [taylor]: Taking taylor expansion of y in z
0.931 * [taylor]: Taking taylor expansion of z in z
0.931 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.931 * [taylor]: Taking taylor expansion of 1/2 in y
0.931 * [taylor]: Taking taylor expansion of y in y
0.931 * [taylor]: Taking taylor expansion of 0 in y
0.932 * [taylor]: Taking taylor expansion of 0 in y
0.938 * [taylor]: Taking taylor expansion of 0 in z
0.939 * [taylor]: Taking taylor expansion of 0 in y
0.939 * [taylor]: Taking taylor expansion of 0 in y
0.940 * [approximate]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in (x z y) around 0
0.940 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in y
0.940 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in y
0.940 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in y
0.940 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.940 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in y
0.940 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.940 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.940 * [taylor]: Taking taylor expansion of x in y
0.940 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.940 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.940 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.940 * [taylor]: Taking taylor expansion of x in y
0.940 * [taylor]: Taking taylor expansion of 2 in y
0.940 * [taylor]: Taking taylor expansion of (* x z) in y
0.940 * [taylor]: Taking taylor expansion of x in y
0.940 * [taylor]: Taking taylor expansion of z in y
0.940 * [taylor]: Taking taylor expansion of y in y
0.941 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in z
0.941 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in z
0.941 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in z
0.941 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.941 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in z
0.941 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
0.941 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.941 * [taylor]: Taking taylor expansion of x in z
0.941 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
0.941 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
0.941 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.941 * [taylor]: Taking taylor expansion of x in z
0.941 * [taylor]: Taking taylor expansion of 2 in z
0.941 * [taylor]: Taking taylor expansion of (* x z) in z
0.941 * [taylor]: Taking taylor expansion of x in z
0.941 * [taylor]: Taking taylor expansion of z in z
0.941 * [taylor]: Taking taylor expansion of y in z
0.945 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in x
0.945 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
0.945 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.945 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.945 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.945 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.945 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.945 * [taylor]: Taking taylor expansion of x in x
0.945 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.945 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.945 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.945 * [taylor]: Taking taylor expansion of x in x
0.946 * [taylor]: Taking taylor expansion of 2 in x
0.946 * [taylor]: Taking taylor expansion of (* x z) in x
0.946 * [taylor]: Taking taylor expansion of x in x
0.946 * [taylor]: Taking taylor expansion of z in x
0.946 * [taylor]: Taking taylor expansion of y in x
0.948 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in x
0.948 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
0.948 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.948 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
0.948 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
0.948 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.948 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.948 * [taylor]: Taking taylor expansion of x in x
0.948 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
0.948 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
0.948 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.948 * [taylor]: Taking taylor expansion of x in x
0.949 * [taylor]: Taking taylor expansion of 2 in x
0.949 * [taylor]: Taking taylor expansion of (* x z) in x
0.949 * [taylor]: Taking taylor expansion of x in x
0.949 * [taylor]: Taking taylor expansion of z in x
0.949 * [taylor]: Taking taylor expansion of y in x
0.951 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) y) in z
0.951 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) in z
0.951 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (- (/ 1 x))))) in z
0.951 * [taylor]: Taking taylor expansion of 1/2 in z
0.951 * [taylor]: Taking taylor expansion of (* z (exp (- (/ 1 x)))) in z
0.951 * [taylor]: Taking taylor expansion of z in z
0.951 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
0.951 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
0.951 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.951 * [taylor]: Taking taylor expansion of x in z
0.951 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
0.951 * [taylor]: Taking taylor expansion of 1/2 in z
0.951 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
0.951 * [taylor]: Taking taylor expansion of z in z
0.951 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
0.951 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.951 * [taylor]: Taking taylor expansion of x in z
0.951 * [taylor]: Taking taylor expansion of y in z
0.955 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (- (/ 1 x))))) y) in y
0.955 * [taylor]: Taking taylor expansion of (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (- (/ 1 x))))) in y
0.955 * [taylor]: Taking taylor expansion of (* 1/2 (exp (/ 1 x))) in y
0.955 * [taylor]: Taking taylor expansion of 1/2 in y
0.955 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
0.955 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.955 * [taylor]: Taking taylor expansion of x in y
0.955 * [taylor]: Taking taylor expansion of (* 1/2 (exp (- (/ 1 x)))) in y
0.955 * [taylor]: Taking taylor expansion of 1/2 in y
0.955 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
0.955 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
0.955 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.955 * [taylor]: Taking taylor expansion of x in y
0.955 * [taylor]: Taking taylor expansion of y in y
0.958 * [taylor]: Taking taylor expansion of 0 in z
0.958 * [taylor]: Taking taylor expansion of 0 in y
0.963 * [taylor]: Taking taylor expansion of 0 in y
0.969 * [taylor]: Taking taylor expansion of 0 in z
0.969 * [taylor]: Taking taylor expansion of 0 in y
0.969 * [taylor]: Taking taylor expansion of 0 in y
0.976 * [taylor]: Taking taylor expansion of 0 in y
0.984 * [taylor]: Taking taylor expansion of 0 in z
0.985 * [taylor]: Taking taylor expansion of 0 in y
0.985 * [taylor]: Taking taylor expansion of 0 in y
0.985 * [taylor]: Taking taylor expansion of 0 in y
0.994 * [taylor]: Taking taylor expansion of 0 in y
0.994 * [approximate]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in (x z y) around 0
0.995 * [taylor]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in y
0.995 * [taylor]: Taking taylor expansion of -1 in y
0.995 * [taylor]: Taking taylor expansion of (/ (* z (* (cosh (/ -1 x)) x)) y) in y
0.995 * [taylor]: Taking taylor expansion of (* z (* (cosh (/ -1 x)) x)) in y
0.995 * [taylor]: Taking taylor expansion of z in y
0.995 * [taylor]: Taking taylor expansion of (* (cosh (/ -1 x)) x) in y
0.995 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in y
0.995 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.995 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in y
0.995 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
0.995 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.995 * [taylor]: Taking taylor expansion of -1 in y
0.995 * [taylor]: Taking taylor expansion of x in y
0.995 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in y
0.995 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in y
0.995 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.995 * [taylor]: Taking taylor expansion of -1 in y
0.995 * [taylor]: Taking taylor expansion of x in y
0.995 * [taylor]: Taking taylor expansion of 2 in y
0.995 * [taylor]: Taking taylor expansion of x in y
0.995 * [taylor]: Taking taylor expansion of y in y
0.996 * [taylor]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in z
0.996 * [taylor]: Taking taylor expansion of -1 in z
0.996 * [taylor]: Taking taylor expansion of (/ (* z (* (cosh (/ -1 x)) x)) y) in z
0.996 * [taylor]: Taking taylor expansion of (* z (* (cosh (/ -1 x)) x)) in z
0.996 * [taylor]: Taking taylor expansion of z in z
0.996 * [taylor]: Taking taylor expansion of (* (cosh (/ -1 x)) x) in z
0.996 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in z
0.996 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
0.996 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in z
0.996 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
0.996 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.996 * [taylor]: Taking taylor expansion of -1 in z
0.996 * [taylor]: Taking taylor expansion of x in z
0.996 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in z
0.996 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in z
0.996 * [taylor]: Taking taylor expansion of (/ -1 x) in z
0.996 * [taylor]: Taking taylor expansion of -1 in z
0.996 * [taylor]: Taking taylor expansion of x in z
0.996 * [taylor]: Taking taylor expansion of 2 in z
0.996 * [taylor]: Taking taylor expansion of x in z
0.996 * [taylor]: Taking taylor expansion of y in z
0.999 * [taylor]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in x
0.999 * [taylor]: Taking taylor expansion of -1 in x
0.999 * [taylor]: Taking taylor expansion of (/ (* z (* (cosh (/ -1 x)) x)) y) in x
0.999 * [taylor]: Taking taylor expansion of (* z (* (cosh (/ -1 x)) x)) in x
0.999 * [taylor]: Taking taylor expansion of z in x
0.999 * [taylor]: Taking taylor expansion of (* (cosh (/ -1 x)) x) in x
1.000 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
1.000 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
1.000 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
1.000 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.000 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.000 * [taylor]: Taking taylor expansion of -1 in x
1.000 * [taylor]: Taking taylor expansion of x in x
1.005 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
1.005 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
1.005 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.005 * [taylor]: Taking taylor expansion of -1 in x
1.005 * [taylor]: Taking taylor expansion of x in x
1.006 * [taylor]: Taking taylor expansion of 2 in x
1.006 * [taylor]: Taking taylor expansion of x in x
1.006 * [taylor]: Taking taylor expansion of y in x
1.008 * [taylor]: Taking taylor expansion of (* -1 (/ (* z (* (cosh (/ -1 x)) x)) y)) in x
1.008 * [taylor]: Taking taylor expansion of -1 in x
1.008 * [taylor]: Taking taylor expansion of (/ (* z (* (cosh (/ -1 x)) x)) y) in x
1.008 * [taylor]: Taking taylor expansion of (* z (* (cosh (/ -1 x)) x)) in x
1.008 * [taylor]: Taking taylor expansion of z in x
1.008 * [taylor]: Taking taylor expansion of (* (cosh (/ -1 x)) x) in x
1.008 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
1.008 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
1.008 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
1.008 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.008 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.008 * [taylor]: Taking taylor expansion of -1 in x
1.008 * [taylor]: Taking taylor expansion of x in x
1.009 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
1.009 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
1.009 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.009 * [taylor]: Taking taylor expansion of -1 in x
1.009 * [taylor]: Taking taylor expansion of x in x
1.009 * [taylor]: Taking taylor expansion of 2 in x
1.010 * [taylor]: Taking taylor expansion of x in x
1.010 * [taylor]: Taking taylor expansion of y in x
1.012 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) y)) in z
1.012 * [taylor]: Taking taylor expansion of -1 in z
1.012 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) y) in z
1.012 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) in z
1.012 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
1.012 * [taylor]: Taking taylor expansion of 1/2 in z
1.012 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
1.012 * [taylor]: Taking taylor expansion of z in z
1.012 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
1.012 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.012 * [taylor]: Taking taylor expansion of x in z
1.012 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ -1 x)))) in z
1.012 * [taylor]: Taking taylor expansion of 1/2 in z
1.012 * [taylor]: Taking taylor expansion of (* z (exp (/ -1 x))) in z
1.012 * [taylor]: Taking taylor expansion of z in z
1.012 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
1.012 * [taylor]: Taking taylor expansion of (/ -1 x) in z
1.012 * [taylor]: Taking taylor expansion of -1 in z
1.012 * [taylor]: Taking taylor expansion of x in z
1.012 * [taylor]: Taking taylor expansion of y in z
1.016 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (/ -1 x)))) y)) in y
1.016 * [taylor]: Taking taylor expansion of -1 in y
1.016 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (/ -1 x)))) y) in y
1.016 * [taylor]: Taking taylor expansion of (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (/ -1 x)))) in y
1.016 * [taylor]: Taking taylor expansion of (* 1/2 (exp (/ 1 x))) in y
1.016 * [taylor]: Taking taylor expansion of 1/2 in y
1.016 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
1.016 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.016 * [taylor]: Taking taylor expansion of x in y
1.016 * [taylor]: Taking taylor expansion of (* 1/2 (exp (/ -1 x))) in y
1.016 * [taylor]: Taking taylor expansion of 1/2 in y
1.016 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
1.016 * [taylor]: Taking taylor expansion of (/ -1 x) in y
1.016 * [taylor]: Taking taylor expansion of -1 in y
1.016 * [taylor]: Taking taylor expansion of x in y
1.016 * [taylor]: Taking taylor expansion of y in y
1.019 * [taylor]: Taking taylor expansion of 0 in z
1.019 * [taylor]: Taking taylor expansion of 0 in y
1.024 * [taylor]: Taking taylor expansion of 0 in y
1.030 * [taylor]: Taking taylor expansion of 0 in z
1.030 * [taylor]: Taking taylor expansion of 0 in y
1.031 * [taylor]: Taking taylor expansion of 0 in y
1.037 * [taylor]: Taking taylor expansion of 0 in y
1.047 * [taylor]: Taking taylor expansion of 0 in z
1.047 * [taylor]: Taking taylor expansion of 0 in y
1.047 * [taylor]: Taking taylor expansion of 0 in y
1.047 * [taylor]: Taking taylor expansion of 0 in y
1.056 * [taylor]: Taking taylor expansion of 0 in y
1.056 * * * [progress]: simplifying candidates
1.057 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (+ (log z) (log x)) (log y))
  (- (log (* z x)) (log y))
  (log (/ (* z x) y))
  (exp (/ (* z x) y))
  (/ (* (* (* z z) z) (* (* x x) x)) (* (* y y) y))
  (/ (* (* (* z x) (* z x)) (* z x)) (* (* y y) y))
  (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y)))
  (cbrt (/ (* z x) y))
  (* (* (/ (* z x) y) (/ (* z x) y)) (/ (* z x) y))
  (sqrt (/ (* z x) y))
  (sqrt (/ (* z x) y))
  (- (* z x))
  (- y)
  (/ z (* (cbrt y) (cbrt y)))
  (/ x (cbrt y))
  (/ z (sqrt y))
  (/ x (sqrt y))
  (/ z 1)
  (/ x y)
  (/ 1 y)
  (/ y (* z x))
  (/ (* z x) (* (cbrt y) (cbrt y)))
  (/ (* z x) (sqrt y))
  (/ (* z x) 1)
  (/ y x)
  (- (log (cosh x)) (- (+ (log z) (log x)) (log y)))
  (- (log (cosh x)) (- (log (* z x)) (log y)))
  (- (log (cosh x)) (log (/ (* z x) y)))
  (log (/ (cosh x) (/ (* z x) y)))
  (exp (/ (cosh x) (/ (* z x) y)))
  (/ (* (* (cosh x) (cosh x)) (cosh x)) (/ (* (* (* z z) z) (* (* x x) x)) (* (* y y) y)))
  (/ (* (* (cosh x) (cosh x)) (cosh x)) (/ (* (* (* z x) (* z x)) (* z x)) (* (* y y) y)))
  (/ (* (* (cosh x) (cosh x)) (cosh x)) (* (* (/ (* z x) y) (/ (* z x) y)) (/ (* z x) y)))
  (* (cbrt (/ (cosh x) (/ (* z x) y))) (cbrt (/ (cosh x) (/ (* z x) y))))
  (cbrt (/ (cosh x) (/ (* z x) y)))
  (* (* (/ (cosh x) (/ (* z x) y)) (/ (cosh x) (/ (* z x) y))) (/ (cosh x) (/ (* z x) y)))
  (sqrt (/ (cosh x) (/ (* z x) y)))
  (sqrt (/ (cosh x) (/ (* z x) y)))
  (- (cosh x))
  (- (/ (* z x) y))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y))))
  (/ (cbrt (cosh x)) (cbrt (/ (* z x) y)))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (sqrt (/ (* z x) y)))
  (/ (cbrt (cosh x)) (sqrt (/ (* z x) y)))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (/ z (* (cbrt y) (cbrt y))))
  (/ (cbrt (cosh x)) (/ x (cbrt y)))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (/ z (sqrt y)))
  (/ (cbrt (cosh x)) (/ x (sqrt y)))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (/ z 1))
  (/ (cbrt (cosh x)) (/ x y))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) 1)
  (/ (cbrt (cosh x)) (/ (* z x) y))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (* z x))
  (/ (cbrt (cosh x)) (/ 1 y))
  (/ (sqrt (cosh x)) (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y))))
  (/ (sqrt (cosh x)) (cbrt (/ (* z x) y)))
  (/ (sqrt (cosh x)) (sqrt (/ (* z x) y)))
  (/ (sqrt (cosh x)) (sqrt (/ (* z x) y)))
  (/ (sqrt (cosh x)) (/ z (* (cbrt y) (cbrt y))))
  (/ (sqrt (cosh x)) (/ x (cbrt y)))
  (/ (sqrt (cosh x)) (/ z (sqrt y)))
  (/ (sqrt (cosh x)) (/ x (sqrt y)))
  (/ (sqrt (cosh x)) (/ z 1))
  (/ (sqrt (cosh x)) (/ x y))
  (/ (sqrt (cosh x)) 1)
  (/ (sqrt (cosh x)) (/ (* z x) y))
  (/ (sqrt (cosh x)) (* z x))
  (/ (sqrt (cosh x)) (/ 1 y))
  (/ 1 (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y))))
  (/ (cosh x) (cbrt (/ (* z x) y)))
  (/ 1 (sqrt (/ (* z x) y)))
  (/ (cosh x) (sqrt (/ (* z x) y)))
  (/ 1 (/ z (* (cbrt y) (cbrt y))))
  (/ (cosh x) (/ x (cbrt y)))
  (/ 1 (/ z (sqrt y)))
  (/ (cosh x) (/ x (sqrt y)))
  (/ 1 (/ z 1))
  (/ (cosh x) (/ x y))
  (/ 1 1)
  (/ (cosh x) (/ (* z x) y))
  (/ 1 (* z x))
  (/ (cosh x) (/ 1 y))
  (/ 1 (/ (* z x) y))
  (/ (/ (* z x) y) (cosh x))
  (/ (cosh x) (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y))))
  (/ (cosh x) (sqrt (/ (* z x) y)))
  (/ (cosh x) (/ z (* (cbrt y) (cbrt y))))
  (/ (cosh x) (/ z (sqrt y)))
  (/ (cosh x) (/ z 1))
  (/ (cosh x) 1)
  (/ (cosh x) (* z x))
  (/ (/ (* z x) y) (cbrt (cosh x)))
  (/ (/ (* z x) y) (sqrt (cosh x)))
  (/ (/ (* z x) y) (cosh x))
  (/ (cosh x) (* z x))
  (* (/ (* z x) y) 2)
  (/ (* x z) y)
  (/ (* x z) y)
  (/ (* x z) y)
  (+ (* 1/2 (/ (* x y) z)) (/ y (* x z)))
  (/ (* y (+ (* 1/2 (exp x)) (* 1/2 (exp (- x))))) (* x z))
  (/ (* (+ (* 1/2 (exp (* -1 x))) (* 1/2 (exp x))) y) (* z x))
1.062 * * [simplify]: iteration  0 :  354  enodes  (cost  490 )
1.070 * * [simplify]: iteration  1 :  1598  enodes  (cost  438 )
1.096 * * [simplify]: iteration  2 :  5001  enodes  (cost  435 )
1.099 * [simplify]: Simplified to:
   (log (/ (* z x) y))
  (log (/ (* z x) y))
  (log (/ (* z x) y))
  (exp (/ (* z x) y))
  (pow (/ (* x z) y) 3)
  (pow (/ (* x z) y) 3)
  (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y)))
  (cbrt (/ (* z x) y))
  (pow (/ (* x z) y) 3)
  (sqrt (/ (* z x) y))
  (sqrt (/ (* z x) y))
  (- (* z x))
  (- y)
  (/ z (* (cbrt y) (cbrt y)))
  (/ x (cbrt y))
  (/ z (sqrt y))
  (/ x (sqrt y))
  z
  (/ x y)
  (/ 1 y)
  (/ y (* x z))
  (/ (* z x) (* (cbrt y) (cbrt y)))
  (/ (* z x) (sqrt y))
  (* z x)
  (/ y x)
  (log (/ (cosh x) (/ (* z x) y)))
  (log (/ (cosh x) (/ (* z x) y)))
  (log (/ (cosh x) (/ (* z x) y)))
  (log (/ (cosh x) (/ (* z x) y)))
  (exp (/ (cosh x) (/ (* z x) y)))
  (pow (/ (cosh x) (/ (* z x) y)) 3)
  (pow (/ (cosh x) (/ (* z x) y)) 3)
  (pow (/ (cosh x) (/ (* z x) y)) 3)
  (* (cbrt (/ (cosh x) (/ (* z x) y))) (cbrt (/ (cosh x) (/ (* z x) y))))
  (cbrt (/ (cosh x) (/ (* z x) y)))
  (pow (/ (cosh x) (/ (* z x) y)) 3)
  (sqrt (/ (cosh x) (/ (* z x) y)))
  (sqrt (/ (cosh x) (/ (* z x) y)))
  (- (cosh x))
  (- (/ (* z x) y))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y))))
  (/ (cbrt (cosh x)) (cbrt (/ (* z x) y)))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (sqrt (/ (* z x) y)))
  (/ (cbrt (cosh x)) (sqrt (/ (* z x) y)))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (/ z (* (cbrt y) (cbrt y))))
  (/ (cbrt (cosh x)) (/ x (cbrt y)))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (/ z (sqrt y)))
  (/ (cbrt (cosh x)) (/ x (sqrt y)))
  (/ (cbrt (cosh x)) (/ z (cbrt (cosh x))))
  (/ (cbrt (cosh x)) (/ x y))
  (* (cbrt (cosh x)) (cbrt (cosh x)))
  (/ (cbrt (cosh x)) (/ (* z x) y))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) (* z x))
  (* y (cbrt (cosh x)))
  (/ (sqrt (cosh x)) (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y))))
  (/ (sqrt (cosh x)) (cbrt (/ (* z x) y)))
  (/ (sqrt (cosh x)) (sqrt (/ (* z x) y)))
  (/ (sqrt (cosh x)) (sqrt (/ (* z x) y)))
  (/ (sqrt (cosh x)) (/ z (* (cbrt y) (cbrt y))))
  (/ (sqrt (cosh x)) (/ x (cbrt y)))
  (/ (sqrt (cosh x)) (/ z (sqrt y)))
  (/ (sqrt (cosh x)) (/ x (sqrt y)))
  (/ (sqrt (cosh x)) z)
  (/ (sqrt (cosh x)) (/ x y))
  (sqrt (cosh x))
  (/ (sqrt (cosh x)) (/ (* z x) y))
  (/ (sqrt (cosh x)) (* z x))
  (* (sqrt (cosh x)) y)
  (/ 1 (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y))))
  (/ (cosh x) (cbrt (/ (* z x) y)))
  (/ 1 (sqrt (/ (* z x) y)))
  (/ (cosh x) (sqrt (/ (* z x) y)))
  (/ (* (cbrt y) (cbrt y)) z)
  (/ (cosh x) (/ x (cbrt y)))
  (/ (sqrt y) z)
  (/ (cosh x) (/ x (sqrt y)))
  (/ 1 z)
  (/ (cosh x) (/ x y))
  1
  (/ (cosh x) (/ (* z x) y))
  (/ 1 (* z x))
  (* (cosh x) y)
  (/ y (* x z))
  (/ (/ (* z x) y) (cosh x))
  (/ (cosh x) (* (cbrt (/ (* z x) y)) (cbrt (/ (* z x) y))))
  (/ (cosh x) (sqrt (/ (* z x) y)))
  (/ (cosh x) (/ z (* (cbrt y) (cbrt y))))
  (/ (cosh x) (/ z (sqrt y)))
  (/ (cosh x) z)
  (cosh x)
  (/ (cosh x) (* z x))
  (/ (/ (* z x) y) (cbrt (cosh x)))
  (/ (/ (* z x) y) (sqrt (cosh x)))
  (/ (/ (* z x) y) (cosh x))
  (/ (cosh x) (* z x))
  (* (/ (* z x) y) 2)
  (/ (* x z) y)
  (/ (* x z) y)
  (/ (* x z) y)
  (+ (* 1/2 (/ (* x y) z)) (/ y (* x z)))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ (* z x) y))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ (* z x) y))
1.099 * * * [progress]: adding candidates to table
1.260 * * [progress]: iteration 4 / 4
1.260 * * * [progress]: picking best candidate
1.269 * * * * [pick]: Picked  #<alt (λ (x y z) (/ (/ (cosh x) (* z x)) (/ 1 y)))>
1.269 * * * [progress]: localizing error
1.276 * * * [progress]: generating rewritten candidates
1.276 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
1.286 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
1.301 * * * [progress]: generating series expansions
1.301 * * * * [progress]: [ 1 / 2 ] generating series at (2)
1.301 * [approximate]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in (x z y) around 0
1.301 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in y
1.301 * [taylor]: Taking taylor expansion of (* (cosh x) y) in y
1.301 * [taylor]: Taking taylor expansion of (cosh x) in y
1.301 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
1.301 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in y
1.301 * [taylor]: Taking taylor expansion of (exp x) in y
1.301 * [taylor]: Taking taylor expansion of x in y
1.301 * [taylor]: Taking taylor expansion of (exp (- x)) in y
1.301 * [taylor]: Taking taylor expansion of (- x) in y
1.301 * [taylor]: Taking taylor expansion of x in y
1.301 * [taylor]: Taking taylor expansion of 2 in y
1.301 * [taylor]: Taking taylor expansion of y in y
1.301 * [taylor]: Taking taylor expansion of (* x z) in y
1.301 * [taylor]: Taking taylor expansion of x in y
1.301 * [taylor]: Taking taylor expansion of z in y
1.305 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in z
1.305 * [taylor]: Taking taylor expansion of (* (cosh x) y) in z
1.305 * [taylor]: Taking taylor expansion of (cosh x) in z
1.305 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
1.305 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in z
1.305 * [taylor]: Taking taylor expansion of (exp x) in z
1.305 * [taylor]: Taking taylor expansion of x in z
1.305 * [taylor]: Taking taylor expansion of (exp (- x)) in z
1.305 * [taylor]: Taking taylor expansion of (- x) in z
1.305 * [taylor]: Taking taylor expansion of x in z
1.305 * [taylor]: Taking taylor expansion of 2 in z
1.305 * [taylor]: Taking taylor expansion of y in z
1.305 * [taylor]: Taking taylor expansion of (* x z) in z
1.305 * [taylor]: Taking taylor expansion of x in z
1.305 * [taylor]: Taking taylor expansion of z in z
1.306 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in x
1.306 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
1.306 * [taylor]: Taking taylor expansion of (cosh x) in x
1.306 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
1.306 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.306 * [taylor]: Taking taylor expansion of (exp x) in x
1.306 * [taylor]: Taking taylor expansion of x in x
1.306 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.306 * [taylor]: Taking taylor expansion of (- x) in x
1.306 * [taylor]: Taking taylor expansion of x in x
1.306 * [taylor]: Taking taylor expansion of 2 in x
1.307 * [taylor]: Taking taylor expansion of y in x
1.307 * [taylor]: Taking taylor expansion of (* x z) in x
1.307 * [taylor]: Taking taylor expansion of x in x
1.307 * [taylor]: Taking taylor expansion of z in x
1.308 * [taylor]: Taking taylor expansion of (/ (* (cosh x) y) (* x z)) in x
1.308 * [taylor]: Taking taylor expansion of (* (cosh x) y) in x
1.308 * [taylor]: Taking taylor expansion of (cosh x) in x
1.308 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
1.308 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.308 * [taylor]: Taking taylor expansion of (exp x) in x
1.308 * [taylor]: Taking taylor expansion of x in x
1.308 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.308 * [taylor]: Taking taylor expansion of (- x) in x
1.308 * [taylor]: Taking taylor expansion of x in x
1.308 * [taylor]: Taking taylor expansion of 2 in x
1.309 * [taylor]: Taking taylor expansion of y in x
1.309 * [taylor]: Taking taylor expansion of (* x z) in x
1.309 * [taylor]: Taking taylor expansion of x in x
1.309 * [taylor]: Taking taylor expansion of z in x
1.309 * [taylor]: Taking taylor expansion of (/ y z) in z
1.309 * [taylor]: Taking taylor expansion of y in z
1.309 * [taylor]: Taking taylor expansion of z in z
1.309 * [taylor]: Taking taylor expansion of y in y
1.312 * [taylor]: Taking taylor expansion of 0 in z
1.313 * [taylor]: Taking taylor expansion of 0 in y
1.317 * [taylor]: Taking taylor expansion of (* 1/2 (/ y z)) in z
1.317 * [taylor]: Taking taylor expansion of 1/2 in z
1.318 * [taylor]: Taking taylor expansion of (/ y z) in z
1.318 * [taylor]: Taking taylor expansion of y in z
1.318 * [taylor]: Taking taylor expansion of z in z
1.318 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
1.318 * [taylor]: Taking taylor expansion of 1/2 in y
1.318 * [taylor]: Taking taylor expansion of y in y
1.318 * [taylor]: Taking taylor expansion of 0 in y
1.319 * [taylor]: Taking taylor expansion of 0 in y
1.325 * [taylor]: Taking taylor expansion of 0 in z
1.326 * [taylor]: Taking taylor expansion of 0 in y
1.326 * [taylor]: Taking taylor expansion of 0 in y
1.327 * [approximate]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in (x z y) around 0
1.327 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in y
1.327 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in y
1.327 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in y
1.327 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
1.327 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in y
1.327 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
1.327 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.327 * [taylor]: Taking taylor expansion of x in y
1.327 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
1.327 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
1.327 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.327 * [taylor]: Taking taylor expansion of x in y
1.328 * [taylor]: Taking taylor expansion of 2 in y
1.328 * [taylor]: Taking taylor expansion of (* x z) in y
1.328 * [taylor]: Taking taylor expansion of x in y
1.328 * [taylor]: Taking taylor expansion of z in y
1.328 * [taylor]: Taking taylor expansion of y in y
1.328 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in z
1.328 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in z
1.328 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in z
1.328 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
1.328 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in z
1.328 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
1.328 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.328 * [taylor]: Taking taylor expansion of x in z
1.328 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
1.328 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
1.328 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.328 * [taylor]: Taking taylor expansion of x in z
1.328 * [taylor]: Taking taylor expansion of 2 in z
1.329 * [taylor]: Taking taylor expansion of (* x z) in z
1.329 * [taylor]: Taking taylor expansion of x in z
1.329 * [taylor]: Taking taylor expansion of z in z
1.329 * [taylor]: Taking taylor expansion of y in z
1.332 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in x
1.332 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
1.332 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
1.332 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
1.332 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.332 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.332 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.332 * [taylor]: Taking taylor expansion of x in x
1.333 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.333 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.333 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.333 * [taylor]: Taking taylor expansion of x in x
1.333 * [taylor]: Taking taylor expansion of 2 in x
1.333 * [taylor]: Taking taylor expansion of (* x z) in x
1.333 * [taylor]: Taking taylor expansion of x in x
1.333 * [taylor]: Taking taylor expansion of z in x
1.333 * [taylor]: Taking taylor expansion of y in x
1.335 * [taylor]: Taking taylor expansion of (/ (* (cosh (/ 1 x)) (* x z)) y) in x
1.335 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
1.335 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
1.335 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
1.335 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.335 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.335 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.335 * [taylor]: Taking taylor expansion of x in x
1.336 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.336 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.336 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.336 * [taylor]: Taking taylor expansion of x in x
1.336 * [taylor]: Taking taylor expansion of 2 in x
1.336 * [taylor]: Taking taylor expansion of (* x z) in x
1.337 * [taylor]: Taking taylor expansion of x in x
1.337 * [taylor]: Taking taylor expansion of z in x
1.337 * [taylor]: Taking taylor expansion of y in x
1.338 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) y) in z
1.338 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) in z
1.338 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (- (/ 1 x))))) in z
1.338 * [taylor]: Taking taylor expansion of 1/2 in z
1.339 * [taylor]: Taking taylor expansion of (* z (exp (- (/ 1 x)))) in z
1.339 * [taylor]: Taking taylor expansion of z in z
1.339 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
1.339 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
1.339 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.339 * [taylor]: Taking taylor expansion of x in z
1.339 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
1.339 * [taylor]: Taking taylor expansion of 1/2 in z
1.339 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
1.339 * [taylor]: Taking taylor expansion of z in z
1.339 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
1.339 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.339 * [taylor]: Taking taylor expansion of x in z
1.339 * [taylor]: Taking taylor expansion of y in z
1.342 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (- (/ 1 x))))) y) in y
1.343 * [taylor]: Taking taylor expansion of (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (- (/ 1 x))))) in y
1.343 * [taylor]: Taking taylor expansion of (* 1/2 (exp (/ 1 x))) in y
1.343 * [taylor]: Taking taylor expansion of 1/2 in y
1.343 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
1.343 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.343 * [taylor]: Taking taylor expansion of x in y
1.343 * [taylor]: Taking taylor expansion of (* 1/2 (exp (- (/ 1 x)))) in y
1.343 * [taylor]: Taking taylor expansion of 1/2 in y
1.343 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in y
1.343 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in y
1.343 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.343 * [taylor]: Taking taylor expansion of x in y
1.343 * [taylor]: Taking taylor expansion of y in y
1.346 * [taylor]: Taking taylor expansion of 0 in z
1.346 * [taylor]: Taking taylor expansion of 0 in y
1.351 * [taylor]: Taking taylor expansion of 0 in y
1.357 * [taylor]: Taking taylor expansion of 0 in z
1.357 * [taylor]: Taking taylor expansion of 0 in y
1.357 * [taylor]: Taking taylor expansion of 0 in y
1.364 * [taylor]: Taking taylor expansion of 0 in y
1.372 * [taylor]: Taking taylor expansion of 0 in z
1.373 * [taylor]: Taking taylor expansion of 0 in y
1.373 * [taylor]: Taking taylor expansion of 0 in y
1.373 * [taylor]: Taking taylor expansion of 0 in y
1.388 * [taylor]: Taking taylor expansion of 0 in y
1.389 * [approximate]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in (x z y) around 0
1.389 * [taylor]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in y
1.389 * [taylor]: Taking taylor expansion of -1 in y
1.389 * [taylor]: Taking taylor expansion of (/ (* x (* z (cosh (/ -1 x)))) y) in y
1.389 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in y
1.389 * [taylor]: Taking taylor expansion of x in y
1.389 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in y
1.389 * [taylor]: Taking taylor expansion of z in y
1.389 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in y
1.389 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
1.389 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in y
1.389 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
1.389 * [taylor]: Taking taylor expansion of (/ -1 x) in y
1.389 * [taylor]: Taking taylor expansion of -1 in y
1.389 * [taylor]: Taking taylor expansion of x in y
1.389 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in y
1.389 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in y
1.389 * [taylor]: Taking taylor expansion of (/ -1 x) in y
1.389 * [taylor]: Taking taylor expansion of -1 in y
1.389 * [taylor]: Taking taylor expansion of x in y
1.389 * [taylor]: Taking taylor expansion of 2 in y
1.390 * [taylor]: Taking taylor expansion of y in y
1.390 * [taylor]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in z
1.390 * [taylor]: Taking taylor expansion of -1 in z
1.390 * [taylor]: Taking taylor expansion of (/ (* x (* z (cosh (/ -1 x)))) y) in z
1.390 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in z
1.390 * [taylor]: Taking taylor expansion of x in z
1.390 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in z
1.390 * [taylor]: Taking taylor expansion of z in z
1.390 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in z
1.390 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
1.390 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in z
1.390 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
1.390 * [taylor]: Taking taylor expansion of (/ -1 x) in z
1.390 * [taylor]: Taking taylor expansion of -1 in z
1.390 * [taylor]: Taking taylor expansion of x in z
1.390 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in z
1.390 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in z
1.390 * [taylor]: Taking taylor expansion of (/ -1 x) in z
1.390 * [taylor]: Taking taylor expansion of -1 in z
1.390 * [taylor]: Taking taylor expansion of x in z
1.390 * [taylor]: Taking taylor expansion of 2 in z
1.391 * [taylor]: Taking taylor expansion of y in z
1.394 * [taylor]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in x
1.394 * [taylor]: Taking taylor expansion of -1 in x
1.394 * [taylor]: Taking taylor expansion of (/ (* x (* z (cosh (/ -1 x)))) y) in x
1.394 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in x
1.394 * [taylor]: Taking taylor expansion of x in x
1.394 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in x
1.394 * [taylor]: Taking taylor expansion of z in x
1.394 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
1.394 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
1.394 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
1.394 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.394 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.394 * [taylor]: Taking taylor expansion of -1 in x
1.394 * [taylor]: Taking taylor expansion of x in x
1.394 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
1.395 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
1.395 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.395 * [taylor]: Taking taylor expansion of -1 in x
1.395 * [taylor]: Taking taylor expansion of x in x
1.395 * [taylor]: Taking taylor expansion of 2 in x
1.395 * [taylor]: Taking taylor expansion of y in x
1.397 * [taylor]: Taking taylor expansion of (* -1 (/ (* x (* z (cosh (/ -1 x)))) y)) in x
1.397 * [taylor]: Taking taylor expansion of -1 in x
1.397 * [taylor]: Taking taylor expansion of (/ (* x (* z (cosh (/ -1 x)))) y) in x
1.397 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in x
1.397 * [taylor]: Taking taylor expansion of x in x
1.397 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in x
1.397 * [taylor]: Taking taylor expansion of z in x
1.397 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
1.397 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
1.397 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
1.397 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.397 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.397 * [taylor]: Taking taylor expansion of -1 in x
1.397 * [taylor]: Taking taylor expansion of x in x
1.398 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
1.398 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
1.398 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.398 * [taylor]: Taking taylor expansion of -1 in x
1.398 * [taylor]: Taking taylor expansion of x in x
1.398 * [taylor]: Taking taylor expansion of 2 in x
1.399 * [taylor]: Taking taylor expansion of y in x
1.400 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) y)) in z
1.401 * [taylor]: Taking taylor expansion of -1 in z
1.401 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) y) in z
1.401 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) in z
1.401 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
1.401 * [taylor]: Taking taylor expansion of 1/2 in z
1.401 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
1.401 * [taylor]: Taking taylor expansion of z in z
1.401 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
1.401 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.401 * [taylor]: Taking taylor expansion of x in z
1.401 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ -1 x)))) in z
1.401 * [taylor]: Taking taylor expansion of 1/2 in z
1.401 * [taylor]: Taking taylor expansion of (* z (exp (/ -1 x))) in z
1.401 * [taylor]: Taking taylor expansion of z in z
1.401 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
1.401 * [taylor]: Taking taylor expansion of (/ -1 x) in z
1.401 * [taylor]: Taking taylor expansion of -1 in z
1.401 * [taylor]: Taking taylor expansion of x in z
1.401 * [taylor]: Taking taylor expansion of y in z
1.404 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (/ -1 x)))) y)) in y
1.404 * [taylor]: Taking taylor expansion of -1 in y
1.404 * [taylor]: Taking taylor expansion of (/ (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (/ -1 x)))) y) in y
1.404 * [taylor]: Taking taylor expansion of (+ (* 1/2 (exp (/ 1 x))) (* 1/2 (exp (/ -1 x)))) in y
1.404 * [taylor]: Taking taylor expansion of (* 1/2 (exp (/ 1 x))) in y
1.404 * [taylor]: Taking taylor expansion of 1/2 in y
1.404 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in y
1.404 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.405 * [taylor]: Taking taylor expansion of x in y
1.405 * [taylor]: Taking taylor expansion of (* 1/2 (exp (/ -1 x))) in y
1.405 * [taylor]: Taking taylor expansion of 1/2 in y
1.405 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in y
1.405 * [taylor]: Taking taylor expansion of (/ -1 x) in y
1.405 * [taylor]: Taking taylor expansion of -1 in y
1.405 * [taylor]: Taking taylor expansion of x in y
1.405 * [taylor]: Taking taylor expansion of y in y
1.408 * [taylor]: Taking taylor expansion of 0 in z
1.408 * [taylor]: Taking taylor expansion of 0 in y
1.413 * [taylor]: Taking taylor expansion of 0 in y
1.421 * [taylor]: Taking taylor expansion of 0 in z
1.421 * [taylor]: Taking taylor expansion of 0 in y
1.421 * [taylor]: Taking taylor expansion of 0 in y
1.427 * [taylor]: Taking taylor expansion of 0 in y
1.437 * [taylor]: Taking taylor expansion of 0 in z
1.437 * [taylor]: Taking taylor expansion of 0 in y
1.437 * [taylor]: Taking taylor expansion of 0 in y
1.437 * [taylor]: Taking taylor expansion of 0 in y
1.445 * [taylor]: Taking taylor expansion of 0 in y
1.446 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
1.446 * [approximate]: Taking taylor expansion of (/ (cosh x) (* x z)) in (x z) around 0
1.446 * [taylor]: Taking taylor expansion of (/ (cosh x) (* x z)) in z
1.446 * [taylor]: Taking taylor expansion of (cosh x) in z
1.446 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
1.446 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in z
1.446 * [taylor]: Taking taylor expansion of (exp x) in z
1.446 * [taylor]: Taking taylor expansion of x in z
1.446 * [taylor]: Taking taylor expansion of (exp (- x)) in z
1.446 * [taylor]: Taking taylor expansion of (- x) in z
1.446 * [taylor]: Taking taylor expansion of x in z
1.446 * [taylor]: Taking taylor expansion of 2 in z
1.446 * [taylor]: Taking taylor expansion of (* x z) in z
1.446 * [taylor]: Taking taylor expansion of x in z
1.446 * [taylor]: Taking taylor expansion of z in z
1.447 * [taylor]: Taking taylor expansion of (/ (cosh x) (* x z)) in x
1.447 * [taylor]: Taking taylor expansion of (cosh x) in x
1.447 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
1.447 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.447 * [taylor]: Taking taylor expansion of (exp x) in x
1.447 * [taylor]: Taking taylor expansion of x in x
1.447 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.447 * [taylor]: Taking taylor expansion of (- x) in x
1.447 * [taylor]: Taking taylor expansion of x in x
1.447 * [taylor]: Taking taylor expansion of 2 in x
1.448 * [taylor]: Taking taylor expansion of (* x z) in x
1.448 * [taylor]: Taking taylor expansion of x in x
1.448 * [taylor]: Taking taylor expansion of z in x
1.448 * [taylor]: Taking taylor expansion of (/ (cosh x) (* x z)) in x
1.448 * [taylor]: Taking taylor expansion of (cosh x) in x
1.448 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (- x))) 2)
1.448 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (- x))) in x
1.448 * [taylor]: Taking taylor expansion of (exp x) in x
1.448 * [taylor]: Taking taylor expansion of x in x
1.448 * [taylor]: Taking taylor expansion of (exp (- x)) in x
1.448 * [taylor]: Taking taylor expansion of (- x) in x
1.448 * [taylor]: Taking taylor expansion of x in x
1.449 * [taylor]: Taking taylor expansion of 2 in x
1.449 * [taylor]: Taking taylor expansion of (* x z) in x
1.449 * [taylor]: Taking taylor expansion of x in x
1.449 * [taylor]: Taking taylor expansion of z in x
1.450 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.450 * [taylor]: Taking taylor expansion of z in z
1.453 * [taylor]: Taking taylor expansion of 0 in z
1.457 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 z)) in z
1.457 * [taylor]: Taking taylor expansion of 1/2 in z
1.457 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.457 * [taylor]: Taking taylor expansion of z in z
1.464 * [taylor]: Taking taylor expansion of 0 in z
1.479 * [taylor]: Taking taylor expansion of (* 1/24 (/ 1 z)) in z
1.479 * [taylor]: Taking taylor expansion of 1/24 in z
1.479 * [taylor]: Taking taylor expansion of (/ 1 z) in z
1.479 * [taylor]: Taking taylor expansion of z in z
1.480 * [approximate]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in (x z) around 0
1.480 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in z
1.480 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in z
1.480 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
1.480 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in z
1.480 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
1.480 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.480 * [taylor]: Taking taylor expansion of x in z
1.480 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
1.480 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
1.480 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.480 * [taylor]: Taking taylor expansion of x in z
1.480 * [taylor]: Taking taylor expansion of 2 in z
1.481 * [taylor]: Taking taylor expansion of (* x z) in z
1.481 * [taylor]: Taking taylor expansion of x in z
1.481 * [taylor]: Taking taylor expansion of z in z
1.481 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
1.481 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
1.481 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
1.481 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.481 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.481 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.481 * [taylor]: Taking taylor expansion of x in x
1.481 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.481 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.481 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.481 * [taylor]: Taking taylor expansion of x in x
1.482 * [taylor]: Taking taylor expansion of 2 in x
1.482 * [taylor]: Taking taylor expansion of (* x z) in x
1.482 * [taylor]: Taking taylor expansion of x in x
1.482 * [taylor]: Taking taylor expansion of z in x
1.482 * [taylor]: Taking taylor expansion of (* (cosh (/ 1 x)) (* x z)) in x
1.482 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
1.482 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) 2)
1.482 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (- (/ 1 x)))) in x
1.482 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
1.482 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.482 * [taylor]: Taking taylor expansion of x in x
1.482 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in x
1.483 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in x
1.483 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.483 * [taylor]: Taking taylor expansion of x in x
1.483 * [taylor]: Taking taylor expansion of 2 in x
1.483 * [taylor]: Taking taylor expansion of (* x z) in x
1.483 * [taylor]: Taking taylor expansion of x in x
1.483 * [taylor]: Taking taylor expansion of z in x
1.483 * [taylor]: Taking taylor expansion of 0 in z
1.485 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (- (/ 1 x))))) (* 1/2 (* z (exp (/ 1 x))))) in z
1.485 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (- (/ 1 x))))) in z
1.485 * [taylor]: Taking taylor expansion of 1/2 in z
1.485 * [taylor]: Taking taylor expansion of (* z (exp (- (/ 1 x)))) in z
1.485 * [taylor]: Taking taylor expansion of z in z
1.485 * [taylor]: Taking taylor expansion of (exp (- (/ 1 x))) in z
1.485 * [taylor]: Taking taylor expansion of (- (/ 1 x)) in z
1.485 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.485 * [taylor]: Taking taylor expansion of x in z
1.485 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
1.485 * [taylor]: Taking taylor expansion of 1/2 in z
1.485 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
1.485 * [taylor]: Taking taylor expansion of z in z
1.485 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
1.485 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.485 * [taylor]: Taking taylor expansion of x in z
1.488 * [taylor]: Taking taylor expansion of 0 in z
1.495 * [taylor]: Taking taylor expansion of 0 in z
1.503 * [taylor]: Taking taylor expansion of 0 in z
1.504 * [approximate]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in (x z) around 0
1.504 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in z
1.504 * [taylor]: Taking taylor expansion of x in z
1.504 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in z
1.504 * [taylor]: Taking taylor expansion of z in z
1.504 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in z
1.504 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
1.504 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in z
1.504 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
1.504 * [taylor]: Taking taylor expansion of (/ -1 x) in z
1.504 * [taylor]: Taking taylor expansion of -1 in z
1.504 * [taylor]: Taking taylor expansion of x in z
1.504 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in z
1.504 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in z
1.504 * [taylor]: Taking taylor expansion of (/ -1 x) in z
1.504 * [taylor]: Taking taylor expansion of -1 in z
1.504 * [taylor]: Taking taylor expansion of x in z
1.504 * [taylor]: Taking taylor expansion of 2 in z
1.504 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in x
1.504 * [taylor]: Taking taylor expansion of x in x
1.505 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in x
1.505 * [taylor]: Taking taylor expansion of z in x
1.505 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
1.505 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
1.505 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
1.505 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.505 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.505 * [taylor]: Taking taylor expansion of -1 in x
1.505 * [taylor]: Taking taylor expansion of x in x
1.505 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
1.505 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
1.505 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.505 * [taylor]: Taking taylor expansion of -1 in x
1.505 * [taylor]: Taking taylor expansion of x in x
1.506 * [taylor]: Taking taylor expansion of 2 in x
1.506 * [taylor]: Taking taylor expansion of (* x (* z (cosh (/ -1 x)))) in x
1.506 * [taylor]: Taking taylor expansion of x in x
1.506 * [taylor]: Taking taylor expansion of (* z (cosh (/ -1 x))) in x
1.506 * [taylor]: Taking taylor expansion of z in x
1.506 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
1.506 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) 2)
1.506 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (- (/ -1 x)))) in x
1.506 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
1.506 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.506 * [taylor]: Taking taylor expansion of -1 in x
1.506 * [taylor]: Taking taylor expansion of x in x
1.506 * [taylor]: Taking taylor expansion of (exp (- (/ -1 x))) in x
1.506 * [taylor]: Taking taylor expansion of (- (/ -1 x)) in x
1.506 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.506 * [taylor]: Taking taylor expansion of -1 in x
1.507 * [taylor]: Taking taylor expansion of x in x
1.507 * [taylor]: Taking taylor expansion of 2 in x
1.507 * [taylor]: Taking taylor expansion of 0 in z
1.509 * [taylor]: Taking taylor expansion of (+ (* 1/2 (* z (exp (/ 1 x)))) (* 1/2 (* z (exp (/ -1 x))))) in z
1.509 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ 1 x)))) in z
1.509 * [taylor]: Taking taylor expansion of 1/2 in z
1.509 * [taylor]: Taking taylor expansion of (* z (exp (/ 1 x))) in z
1.509 * [taylor]: Taking taylor expansion of z in z
1.509 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in z
1.509 * [taylor]: Taking taylor expansion of (/ 1 x) in z
1.509 * [taylor]: Taking taylor expansion of x in z
1.509 * [taylor]: Taking taylor expansion of (* 1/2 (* z (exp (/ -1 x)))) in z
1.509 * [taylor]: Taking taylor expansion of 1/2 in z
1.509 * [taylor]: Taking taylor expansion of (* z (exp (/ -1 x))) in z
1.509 * [taylor]: Taking taylor expansion of z in z
1.509 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in z
1.509 * [taylor]: Taking taylor expansion of (/ -1 x) in z
1.509 * [taylor]: Taking taylor expansion of -1 in z
1.509 * [taylor]: Taking taylor expansion of x in z
1.512 * [taylor]: Taking taylor expansion of 0 in z
1.518 * [taylor]: Taking taylor expansion of 0 in z
1.526 * [taylor]: Taking taylor expansion of 0 in z
1.526 * * * [progress]: simplifying candidates
1.529 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (- (log (cosh x)) (+ (log z) (log x))) (- (log y)))
  (- (- (log (cosh x)) (+ (log z) (log x))) (- 0 (log y)))
  (- (- (log (cosh x)) (+ (log z) (log x))) (- (log 1) (log y)))
  (- (- (log (cosh x)) (+ (log z) (log x))) (log (/ 1 y)))
  (- (- (log (cosh x)) (log (* z x))) (- (log y)))
  (- (- (log (cosh x)) (log (* z x))) (- 0 (log y)))
  (- (- (log (cosh x)) (log (* z x))) (- (log 1) (log y)))
  (- (- (log (cosh x)) (log (* z x))) (log (/ 1 y)))
  (- (log (/ (cosh x) (* z x))) (- (log y)))
  (- (log (/ (cosh x) (* z x))) (- 0 (log y)))
  (- (log (/ (cosh x) (* z x))) (- (log 1) (log y)))
  (- (log (/ (cosh x) (* z x))) (log (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (exp (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (/ (/ (* (* (cosh x) (cosh x)) (cosh x)) (* (* (* z z) z) (* (* x x) x))) (/ (* (* 1 1) 1) (* (* y y) y)))
  (/ (/ (* (* (cosh x) (cosh x)) (cosh x)) (* (* (* z z) z) (* (* x x) x))) (* (* (/ 1 y) (/ 1 y)) (/ 1 y)))
  (/ (/ (* (* (cosh x) (cosh x)) (cosh x)) (* (* (* z x) (* z x)) (* z x))) (/ (* (* 1 1) 1) (* (* y y) y)))
  (/ (/ (* (* (cosh x) (cosh x)) (cosh x)) (* (* (* z x) (* z x)) (* z x))) (* (* (/ 1 y) (/ 1 y)) (/ 1 y)))
  (/ (* (* (/ (cosh x) (* z x)) (/ (cosh x) (* z x))) (/ (cosh x) (* z x))) (/ (* (* 1 1) 1) (* (* y y) y)))
  (/ (* (* (/ (cosh x) (* z x)) (/ (cosh x) (* z x))) (/ (cosh x) (* z x))) (* (* (/ 1 y) (/ 1 y)) (/ 1 y)))
  (* (cbrt (/ (/ (cosh x) (* z x)) (/ 1 y))) (cbrt (/ (/ (cosh x) (* z x)) (/ 1 y))))
  (cbrt (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (* (* (/ (/ (cosh x) (* z x)) (/ 1 y)) (/ (/ (cosh x) (* z x)) (/ 1 y))) (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (sqrt (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (sqrt (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (- (/ (cosh x) (* z x)))
  (- (/ 1 y))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (cbrt (/ (cosh x) (* z x))) (cbrt (/ 1 y)))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (sqrt (/ 1 y)))
  (/ (cbrt (/ (cosh x) (* z x))) (sqrt (/ 1 y)))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (/ (cbrt (/ (cosh x) (* z x))) (/ (cbrt 1) (cbrt y)))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (/ (cbrt (/ (cosh x) (* z x))) (/ (cbrt 1) (sqrt y)))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (cbrt (/ (cosh x) (* z x))) (/ (cbrt 1) y))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (/ (cbrt (/ (cosh x) (* z x))) (/ (sqrt 1) (cbrt y)))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (/ (sqrt 1) (sqrt y)))
  (/ (cbrt (/ (cosh x) (* z x))) (/ (sqrt 1) (sqrt y)))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (/ (sqrt 1) 1))
  (/ (cbrt (/ (cosh x) (* z x))) (/ (sqrt 1) y))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (cbrt (/ (cosh x) (* z x))) (/ 1 (cbrt y)))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (/ 1 (sqrt y)))
  (/ (cbrt (/ (cosh x) (* z x))) (/ 1 (sqrt y)))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (/ 1 1))
  (/ (cbrt (/ (cosh x) (* z x))) (/ 1 y))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) 1)
  (/ (cbrt (/ (cosh x) (* z x))) (/ 1 y))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) 1)
  (/ (cbrt (/ (cosh x) (* z x))) (/ 1 y))
  (/ (sqrt (/ (cosh x) (* z x))) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (sqrt (/ (cosh x) (* z x))) (cbrt (/ 1 y)))
  (/ (sqrt (/ (cosh x) (* z x))) (sqrt (/ 1 y)))
  (/ (sqrt (/ (cosh x) (* z x))) (sqrt (/ 1 y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (cbrt 1) (cbrt y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (cbrt 1) (sqrt y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (cbrt 1) y))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (sqrt 1) (cbrt y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (sqrt 1) (sqrt y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (sqrt 1) (sqrt y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (sqrt 1) 1))
  (/ (sqrt (/ (cosh x) (* z x))) (/ (sqrt 1) y))
  (/ (sqrt (/ (cosh x) (* z x))) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (sqrt (/ (cosh x) (* z x))) (/ 1 (cbrt y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ 1 (sqrt y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ 1 (sqrt y)))
  (/ (sqrt (/ (cosh x) (* z x))) (/ 1 1))
  (/ (sqrt (/ (cosh x) (* z x))) (/ 1 y))
  (/ (sqrt (/ (cosh x) (* z x))) 1)
  (/ (sqrt (/ (cosh x) (* z x))) (/ 1 y))
  (/ (sqrt (/ (cosh x) (* z x))) 1)
  (/ (sqrt (/ (cosh x) (* z x))) (/ 1 y))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (cbrt (cosh x)) x) (cbrt (/ 1 y)))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (sqrt (/ 1 y)))
  (/ (/ (cbrt (cosh x)) x) (sqrt (/ 1 y)))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (/ (/ (cbrt (cosh x)) x) (/ (cbrt 1) (cbrt y)))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (/ (/ (cbrt (cosh x)) x) (/ (cbrt 1) (sqrt y)))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (cbrt (cosh x)) x) (/ (cbrt 1) y))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (/ (/ (cbrt (cosh x)) x) (/ (sqrt 1) (cbrt y)))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (/ (sqrt 1) (sqrt y)))
  (/ (/ (cbrt (cosh x)) x) (/ (sqrt 1) (sqrt y)))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (/ (sqrt 1) 1))
  (/ (/ (cbrt (cosh x)) x) (/ (sqrt 1) y))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (/ (cbrt (cosh x)) x) (/ 1 (cbrt y)))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (/ 1 (sqrt y)))
  (/ (/ (cbrt (cosh x)) x) (/ 1 (sqrt y)))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (/ 1 1))
  (/ (/ (cbrt (cosh x)) x) (/ 1 y))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) 1)
  (/ (/ (cbrt (cosh x)) x) (/ 1 y))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) 1)
  (/ (/ (cbrt (cosh x)) x) (/ 1 y))
  (/ (/ (sqrt (cosh x)) z) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (sqrt (cosh x)) x) (cbrt (/ 1 y)))
  (/ (/ (sqrt (cosh x)) z) (sqrt (/ 1 y)))
  (/ (/ (sqrt (cosh x)) x) (sqrt (/ 1 y)))
  (/ (/ (sqrt (cosh x)) z) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (/ (/ (sqrt (cosh x)) x) (/ (cbrt 1) (cbrt y)))
  (/ (/ (sqrt (cosh x)) z) (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (/ (/ (sqrt (cosh x)) x) (/ (cbrt 1) (sqrt y)))
  (/ (/ (sqrt (cosh x)) z) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (sqrt (cosh x)) x) (/ (cbrt 1) y))
  (/ (/ (sqrt (cosh x)) z) (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (/ (/ (sqrt (cosh x)) x) (/ (sqrt 1) (cbrt y)))
  (/ (/ (sqrt (cosh x)) z) (/ (sqrt 1) (sqrt y)))
  (/ (/ (sqrt (cosh x)) x) (/ (sqrt 1) (sqrt y)))
  (/ (/ (sqrt (cosh x)) z) (/ (sqrt 1) 1))
  (/ (/ (sqrt (cosh x)) x) (/ (sqrt 1) y))
  (/ (/ (sqrt (cosh x)) z) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (/ (sqrt (cosh x)) x) (/ 1 (cbrt y)))
  (/ (/ (sqrt (cosh x)) z) (/ 1 (sqrt y)))
  (/ (/ (sqrt (cosh x)) x) (/ 1 (sqrt y)))
  (/ (/ (sqrt (cosh x)) z) (/ 1 1))
  (/ (/ (sqrt (cosh x)) x) (/ 1 y))
  (/ (/ (sqrt (cosh x)) z) 1)
  (/ (/ (sqrt (cosh x)) x) (/ 1 y))
  (/ (/ (sqrt (cosh x)) z) 1)
  (/ (/ (sqrt (cosh x)) x) (/ 1 y))
  (/ (/ 1 z) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (cosh x) x) (cbrt (/ 1 y)))
  (/ (/ 1 z) (sqrt (/ 1 y)))
  (/ (/ (cosh x) x) (sqrt (/ 1 y)))
  (/ (/ 1 z) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (/ (/ (cosh x) x) (/ (cbrt 1) (cbrt y)))
  (/ (/ 1 z) (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (/ (/ (cosh x) x) (/ (cbrt 1) (sqrt y)))
  (/ (/ 1 z) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (cosh x) x) (/ (cbrt 1) y))
  (/ (/ 1 z) (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (/ (/ (cosh x) x) (/ (sqrt 1) (cbrt y)))
  (/ (/ 1 z) (/ (sqrt 1) (sqrt y)))
  (/ (/ (cosh x) x) (/ (sqrt 1) (sqrt y)))
  (/ (/ 1 z) (/ (sqrt 1) 1))
  (/ (/ (cosh x) x) (/ (sqrt 1) y))
  (/ (/ 1 z) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (/ (cosh x) x) (/ 1 (cbrt y)))
  (/ (/ 1 z) (/ 1 (sqrt y)))
  (/ (/ (cosh x) x) (/ 1 (sqrt y)))
  (/ (/ 1 z) (/ 1 1))
  (/ (/ (cosh x) x) (/ 1 y))
  (/ (/ 1 z) 1)
  (/ (/ (cosh x) x) (/ 1 y))
  (/ (/ 1 z) 1)
  (/ (/ (cosh x) x) (/ 1 y))
  (/ 1 (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (cosh x) (* z x)) (cbrt (/ 1 y)))
  (/ 1 (sqrt (/ 1 y)))
  (/ (/ (cosh x) (* z x)) (sqrt (/ 1 y)))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (/ (/ (cosh x) (* z x)) (/ (cbrt 1) (cbrt y)))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (/ (/ (cosh x) (* z x)) (/ (cbrt 1) (sqrt y)))
  (/ 1 (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (cosh x) (* z x)) (/ (cbrt 1) y))
  (/ 1 (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (/ (/ (cosh x) (* z x)) (/ (sqrt 1) (cbrt y)))
  (/ 1 (/ (sqrt 1) (sqrt y)))
  (/ (/ (cosh x) (* z x)) (/ (sqrt 1) (sqrt y)))
  (/ 1 (/ (sqrt 1) 1))
  (/ (/ (cosh x) (* z x)) (/ (sqrt 1) y))
  (/ 1 (/ 1 (* (cbrt y) (cbrt y))))
  (/ (/ (cosh x) (* z x)) (/ 1 (cbrt y)))
  (/ 1 (/ 1 (sqrt y)))
  (/ (/ (cosh x) (* z x)) (/ 1 (sqrt y)))
  (/ 1 (/ 1 1))
  (/ (/ (cosh x) (* z x)) (/ 1 y))
  (/ 1 1)
  (/ (/ (cosh x) (* z x)) (/ 1 y))
  (/ 1 1)
  (/ (/ (cosh x) (* z x)) (/ 1 y))
  (/ (cosh x) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ 1 (* z x)) (cbrt (/ 1 y)))
  (/ (cosh x) (sqrt (/ 1 y)))
  (/ (/ 1 (* z x)) (sqrt (/ 1 y)))
  (/ (cosh x) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (/ (/ 1 (* z x)) (/ (cbrt 1) (cbrt y)))
  (/ (cosh x) (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (/ (/ 1 (* z x)) (/ (cbrt 1) (sqrt y)))
  (/ (cosh x) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ 1 (* z x)) (/ (cbrt 1) y))
  (/ (cosh x) (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (/ (/ 1 (* z x)) (/ (sqrt 1) (cbrt y)))
  (/ (cosh x) (/ (sqrt 1) (sqrt y)))
  (/ (/ 1 (* z x)) (/ (sqrt 1) (sqrt y)))
  (/ (cosh x) (/ (sqrt 1) 1))
  (/ (/ 1 (* z x)) (/ (sqrt 1) y))
  (/ (cosh x) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (/ 1 (* z x)) (/ 1 (cbrt y)))
  (/ (cosh x) (/ 1 (sqrt y)))
  (/ (/ 1 (* z x)) (/ 1 (sqrt y)))
  (/ (cosh x) (/ 1 1))
  (/ (/ 1 (* z x)) (/ 1 y))
  (/ (cosh x) 1)
  (/ (/ 1 (* z x)) (/ 1 y))
  (/ (cosh x) 1)
  (/ (/ 1 (* z x)) (/ 1 y))
  (/ 1 (/ 1 y))
  (/ (/ 1 y) (/ (cosh x) (* z x)))
  (/ (/ (cosh x) (* z x)) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (cosh x) (* z x)) (sqrt (/ 1 y)))
  (/ (/ (cosh x) (* z x)) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt y) (cbrt y))))
  (/ (/ (cosh x) (* z x)) (/ (* (cbrt 1) (cbrt 1)) (sqrt y)))
  (/ (/ (cosh x) (* z x)) (/ (* (cbrt 1) (cbrt 1)) 1))
  (/ (/ (cosh x) (* z x)) (/ (sqrt 1) (* (cbrt y) (cbrt y))))
  (/ (/ (cosh x) (* z x)) (/ (sqrt 1) (sqrt y)))
  (/ (/ (cosh x) (* z x)) (/ (sqrt 1) 1))
  (/ (/ (cosh x) (* z x)) (/ 1 (* (cbrt y) (cbrt y))))
  (/ (/ (cosh x) (* z x)) (/ 1 (sqrt y)))
  (/ (/ (cosh x) (* z x)) (/ 1 1))
  (/ (/ (cosh x) (* z x)) 1)
  (/ (/ (cosh x) (* z x)) 1)
  (/ (/ 1 y) (cbrt (/ (cosh x) (* z x))))
  (/ (/ 1 y) (sqrt (/ (cosh x) (* z x))))
  (/ (/ 1 y) (/ (cbrt (cosh x)) x))
  (/ (/ 1 y) (/ (sqrt (cosh x)) x))
  (/ (/ 1 y) (/ (cosh x) x))
  (/ (/ 1 y) (/ (cosh x) (* z x)))
  (/ (/ 1 y) (/ 1 (* z x)))
  (/ (/ (cosh x) (* z x)) 1)
  (* (/ 1 y) (* z x))
  (- (log (cosh x)) (+ (log z) (log x)))
  (- (log (cosh x)) (log (* z x)))
  (log (/ (cosh x) (* z x)))
  (exp (/ (cosh x) (* z x)))
  (/ (* (* (cosh x) (cosh x)) (cosh x)) (* (* (* z z) z) (* (* x x) x)))
  (/ (* (* (cosh x) (cosh x)) (cosh x)) (* (* (* z x) (* z x)) (* z x)))
  (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x))))
  (cbrt (/ (cosh x) (* z x)))
  (* (* (/ (cosh x) (* z x)) (/ (cosh x) (* z x))) (/ (cosh x) (* z x)))
  (sqrt (/ (cosh x) (* z x)))
  (sqrt (/ (cosh x) (* z x)))
  (- (cosh x))
  (- (* z x))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z)
  (/ (cbrt (cosh x)) x)
  (/ (sqrt (cosh x)) z)
  (/ (sqrt (cosh x)) x)
  (/ 1 z)
  (/ (cosh x) x)
  (/ 1 (* z x))
  (/ (* z x) (cosh x))
  (/ (cosh x) z)
  (/ (* z x) (cbrt (cosh x)))
  (/ (* z x) (sqrt (cosh x)))
  (/ (* z x) (cosh x))
  (* (* z x) 2)
  (+ (* 1/2 (/ (* x y) z)) (/ y (* x z)))
  (/ (* y (+ (* 1/2 (exp x)) (* 1/2 (exp (- x))))) (* x z))
  (/ (* (+ (* 1/2 (exp (* -1 x))) (* 1/2 (exp x))) y) (* z x))
  (+ (/ 1 (* x z)) (+ (* 1/24 (/ (pow x 3) z)) (* 1/2 (/ x z))))
  (/ (+ (* 1/2 (exp x)) (* 1/2 (exp (- x)))) (* x z))
  (/ (+ (* 1/2 (exp (* -1 x))) (* 1/2 (exp x))) (* z x))
1.540 * * [simplify]: iteration  0 :  923  enodes  (cost  1686 )
1.558 * * [simplify]: iteration  1 :  4332  enodes  (cost  1455 )
1.611 * * [simplify]: iteration  2 :  5001  enodes  (cost  1315 )
1.617 * [simplify]: Simplified to:
   (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (log (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (pow (exp (/ (cosh x) (* z x))) y)
  (pow (* (/ (cosh x) (* z x)) y) 3)
  (pow (* (/ (cosh x) (* z x)) y) 3)
  (pow (* (/ (cosh x) (* z x)) y) 3)
  (pow (* (/ (cosh x) (* z x)) y) 3)
  (pow (* (/ (cosh x) (* z x)) y) 3)
  (pow (* (/ (cosh x) (* z x)) y) 3)
  (* (cbrt (/ (/ (cosh x) (* z x)) (/ 1 y))) (cbrt (/ (/ (cosh x) (* z x)) (/ 1 y))))
  (cbrt (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (pow (* (/ (cosh x) (* z x)) y) 3)
  (sqrt (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (sqrt (/ (/ (cosh x) (* z x)) (/ 1 y)))
  (- (/ (cosh x) (* z x)))
  (- (/ 1 y))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (cbrt (/ (cosh x) (* z x))) (cbrt (/ 1 y)))
  (/ (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (sqrt (/ 1 y)))
  (/ (cbrt (/ (cosh x) (* z x))) (sqrt (/ 1 y)))
  (* (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (cbrt (/ (cosh x) (* z x))))
  (* (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (sqrt y))
  (* (cbrt (/ (cosh x) (* z x))) (sqrt y))
  (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x))))
  (* (cbrt (/ (cosh x) (* z x))) y)
  (* (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (cbrt (/ (cosh x) (* z x))))
  (* (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (sqrt y))
  (* (cbrt (/ (cosh x) (* z x))) (sqrt y))
  (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x))))
  (* (cbrt (/ (cosh x) (* z x))) y)
  (* (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (cbrt (/ (cosh x) (* z x))))
  (* (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x)))) (sqrt y))
  (* (cbrt (/ (cosh x) (* z x))) (sqrt y))
  (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x))))
  (* (cbrt (/ (cosh x) (* z x))) y)
  (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x))))
  (* (cbrt (/ (cosh x) (* z x))) y)
  (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x))))
  (* (cbrt (/ (cosh x) (* z x))) y)
  (/ (sqrt (/ (cosh x) (* z x))) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (sqrt (/ (cosh x) (* z x))) (cbrt (/ 1 y)))
  (/ (sqrt (/ (cosh x) (* z x))) (sqrt (/ 1 y)))
  (/ (sqrt (/ (cosh x) (* z x))) (sqrt (/ 1 y)))
  (* (sqrt (/ (cosh x) (* z x))) (* (cbrt y) (cbrt y)))
  (* (sqrt (/ (cosh x) (* z x))) (cbrt y))
  (* (sqrt (/ (cosh x) (* z x))) (sqrt y))
  (* (sqrt (/ (cosh x) (* z x))) (sqrt y))
  (sqrt (/ (cosh x) (* z x)))
  (* (sqrt (/ (cosh x) (* z x))) y)
  (* (sqrt (/ (cosh x) (* z x))) (* (cbrt y) (cbrt y)))
  (* (sqrt (/ (cosh x) (* z x))) (cbrt y))
  (* (sqrt (/ (cosh x) (* z x))) (sqrt y))
  (* (sqrt (/ (cosh x) (* z x))) (sqrt y))
  (sqrt (/ (cosh x) (* z x)))
  (* (sqrt (/ (cosh x) (* z x))) y)
  (* (sqrt (/ (cosh x) (* z x))) (* (cbrt y) (cbrt y)))
  (* (sqrt (/ (cosh x) (* z x))) (cbrt y))
  (* (sqrt (/ (cosh x) (* z x))) (sqrt y))
  (* (sqrt (/ (cosh x) (* z x))) (sqrt y))
  (sqrt (/ (cosh x) (* z x)))
  (* (sqrt (/ (cosh x) (* z x))) y)
  (sqrt (/ (cosh x) (* z x)))
  (* (sqrt (/ (cosh x) (* z x))) y)
  (sqrt (/ (cosh x) (* z x)))
  (* (sqrt (/ (cosh x) (* z x))) y)
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (cbrt (cosh x)) x) (cbrt (/ 1 y)))
  (/ (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (sqrt (/ 1 y)))
  (/ (/ (cbrt (cosh x)) x) (sqrt (/ 1 y)))
  (* (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (/ (cbrt (cosh x)) x))
  (* (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (sqrt y))
  (* (/ (cbrt (cosh x)) x) (sqrt y))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z)
  (* (/ (cbrt (cosh x)) x) y)
  (* (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (/ (cbrt (cosh x)) x))
  (* (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (sqrt y))
  (* (/ (cbrt (cosh x)) x) (sqrt y))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z)
  (* (/ (cbrt (cosh x)) x) y)
  (* (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (/ (cbrt (cosh x)) x))
  (* (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z) (sqrt y))
  (* (/ (cbrt (cosh x)) x) (sqrt y))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z)
  (* (/ (cbrt (cosh x)) x) y)
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z)
  (* (/ (cbrt (cosh x)) x) y)
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z)
  (* (/ (cbrt (cosh x)) x) y)
  (/ (/ (sqrt (cosh x)) z) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (sqrt (cosh x)) x) (cbrt (/ 1 y)))
  (/ (/ (sqrt (cosh x)) z) (sqrt (/ 1 y)))
  (/ (/ (sqrt (cosh x)) x) (sqrt (/ 1 y)))
  (* (/ (sqrt (cosh x)) z) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (/ (sqrt (cosh x)) x))
  (* (/ (sqrt (cosh x)) z) (sqrt y))
  (* (/ (sqrt (cosh x)) x) (sqrt y))
  (/ (sqrt (cosh x)) z)
  (* (/ (sqrt (cosh x)) x) y)
  (* (/ (sqrt (cosh x)) z) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (/ (sqrt (cosh x)) x))
  (* (/ (sqrt (cosh x)) z) (sqrt y))
  (* (/ (sqrt (cosh x)) x) (sqrt y))
  (/ (sqrt (cosh x)) z)
  (* (/ (sqrt (cosh x)) x) y)
  (* (/ (sqrt (cosh x)) z) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (/ (sqrt (cosh x)) x))
  (* (/ (sqrt (cosh x)) z) (sqrt y))
  (* (/ (sqrt (cosh x)) x) (sqrt y))
  (/ (sqrt (cosh x)) z)
  (* (/ (sqrt (cosh x)) x) y)
  (/ (sqrt (cosh x)) z)
  (* (/ (sqrt (cosh x)) x) y)
  (/ (sqrt (cosh x)) z)
  (* (/ (sqrt (cosh x)) x) y)
  (/ (/ 1 z) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (cosh x) x) (cbrt (/ 1 y)))
  (/ (/ 1 z) (sqrt (/ 1 y)))
  (/ (/ (cosh x) x) (sqrt (/ 1 y)))
  (/ (* (cbrt y) (cbrt y)) z)
  (* (cbrt y) (/ (cosh x) x))
  (/ (sqrt y) z)
  (/ (* (cosh x) (sqrt y)) x)
  (/ 1 z)
  (* (/ (cosh x) x) y)
  (/ (* (cbrt y) (cbrt y)) z)
  (* (cbrt y) (/ (cosh x) x))
  (/ (sqrt y) z)
  (/ (* (cosh x) (sqrt y)) x)
  (/ 1 z)
  (* (/ (cosh x) x) y)
  (/ (* (cbrt y) (cbrt y)) z)
  (* (cbrt y) (/ (cosh x) x))
  (/ (sqrt y) z)
  (/ (* (cosh x) (sqrt y)) x)
  (/ 1 z)
  (* (/ (cosh x) x) y)
  (/ 1 z)
  (* (/ (cosh x) x) y)
  (/ 1 z)
  (* (/ (cosh x) x) y)
  (/ 1 (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (cosh x) (* z x)) (cbrt (/ 1 y)))
  (/ 1 (sqrt (/ 1 y)))
  (/ (/ (cosh x) (* z x)) (sqrt (/ 1 y)))
  (* (cbrt y) (cbrt y))
  (* (/ (cosh x) (* z x)) (cbrt y))
  (sqrt y)
  (* (/ (cosh x) (* z x)) (sqrt y))
  1
  (* (/ (cosh x) (* z x)) y)
  (* (cbrt y) (cbrt y))
  (* (/ (cosh x) (* z x)) (cbrt y))
  (sqrt y)
  (* (/ (cosh x) (* z x)) (sqrt y))
  1
  (* (/ (cosh x) (* z x)) y)
  (* (cbrt y) (cbrt y))
  (* (/ (cosh x) (* z x)) (cbrt y))
  (sqrt y)
  (* (/ (cosh x) (* z x)) (sqrt y))
  1
  (* (/ (cosh x) (* z x)) y)
  1
  (* (/ (cosh x) (* z x)) y)
  1
  (* (/ (cosh x) (* z x)) y)
  (/ (cosh x) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ 1 (* z x)) (cbrt (/ 1 y)))
  (/ (cosh x) (sqrt (/ 1 y)))
  (/ (/ 1 (* z x)) (sqrt (/ 1 y)))
  (* (cosh x) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (/ 1 (* x z)))
  (* (cosh x) (sqrt y))
  (/ (sqrt y) (* z x))
  (cosh x)
  (/ y (* z x))
  (* (cosh x) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (/ 1 (* x z)))
  (* (cosh x) (sqrt y))
  (/ (sqrt y) (* z x))
  (cosh x)
  (/ y (* z x))
  (* (cosh x) (* (cbrt y) (cbrt y)))
  (* (cbrt y) (/ 1 (* x z)))
  (* (cosh x) (sqrt y))
  (/ (sqrt y) (* z x))
  (cosh x)
  (/ y (* z x))
  (cosh x)
  (/ y (* z x))
  (cosh x)
  (/ y (* z x))
  y
  (/ (/ 1 y) (/ (cosh x) (* z x)))
  (/ (/ (cosh x) (* z x)) (* (cbrt (/ 1 y)) (cbrt (/ 1 y))))
  (/ (/ (cosh x) (* z x)) (sqrt (/ 1 y)))
  (* (/ (cosh x) (* z x)) (* (cbrt y) (cbrt y)))
  (* (/ (cosh x) (* z x)) (sqrt y))
  (/ (cosh x) (* z x))
  (* (/ (cosh x) (* z x)) (* (cbrt y) (cbrt y)))
  (* (/ (cosh x) (* z x)) (sqrt y))
  (/ (cosh x) (* z x))
  (* (/ (cosh x) (* z x)) (* (cbrt y) (cbrt y)))
  (* (/ (cosh x) (* z x)) (sqrt y))
  (/ (cosh x) (* z x))
  (/ (cosh x) (* z x))
  (/ (cosh x) (* z x))
  (/ (/ 1 y) (cbrt (/ (cosh x) (* z x))))
  (/ (/ 1 y) (sqrt (/ (cosh x) (* z x))))
  (/ (/ 1 y) (/ (cbrt (cosh x)) x))
  (/ (/ 1 y) (/ (sqrt (cosh x)) x))
  (/ (/ 1 y) (/ (cosh x) x))
  (/ (/ 1 y) (/ (cosh x) (* z x)))
  (/ (* z x) y)
  (/ (cosh x) (* z x))
  (/ (* z x) y)
  (log (/ (cosh x) (* z x)))
  (log (/ (cosh x) (* z x)))
  (log (/ (cosh x) (* z x)))
  (exp (/ (cosh x) (* z x)))
  (pow (/ (cosh x) (* z x)) 3)
  (pow (/ (cosh x) (* z x)) 3)
  (* (cbrt (/ (cosh x) (* z x))) (cbrt (/ (cosh x) (* z x))))
  (cbrt (/ (cosh x) (* z x)))
  (pow (/ (cosh x) (* z x)) 3)
  (sqrt (/ (cosh x) (* z x)))
  (sqrt (/ (cosh x) (* z x)))
  (- (cosh x))
  (- (* z x))
  (/ (* (cbrt (cosh x)) (cbrt (cosh x))) z)
  (/ (cbrt (cosh x)) x)
  (/ (sqrt (cosh x)) z)
  (/ (sqrt (cosh x)) x)
  (/ 1 z)
  (/ (cosh x) x)
  (/ 1 (* x z))
  (/ (* z x) (cosh x))
  (/ (cosh x) z)
  (/ (* z x) (cbrt (cosh x)))
  (/ (* z x) (sqrt (cosh x)))
  (/ (* z x) (cosh x))
  (* (* z x) 2)
  (+ (* 1/2 (/ (* x y) z)) (/ y (* x z)))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ (* z x) y))
  (/ (* 1/2 (+ (exp (* -1 x)) (exp x))) (/ (* z x) y))
  (+ (/ 1 (* x z)) (+ (* 1/24 (/ (pow x 3) z)) (* 1/2 (/ x z))))
  (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z)
  (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z)
1.619 * * * [progress]: adding candidates to table
1.866 * [progress]: [Phase 3 of 3] Extracting.
1.866 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (/ (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z) (/ 1 y)))> #<alt (λ (x y z) (* (* (cosh x) (/ y x)) (/ 1 z)))> #<alt (λ (x y z) (/ (* (cosh x) y) (* z x)))> #<alt (λ (x y z) (/ (cosh x) (* z (/ x y))))> #<alt (λ (x y z) (/ (/ (* (cosh x) y) z) x))>)
1.867 * * * [regime-changes]: Trying 4 branch expressions: ((* (cosh x) (/ y x)) z y x)
1.867 * * * * [regimes]: Trying to branch on (* (cosh x) (/ y x)) from (#<alt (λ (x y z) (/ (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z) (/ 1 y)))> #<alt (λ (x y z) (* (* (cosh x) (/ y x)) (/ 1 z)))> #<alt (λ (x y z) (/ (* (cosh x) y) (* z x)))> #<alt (λ (x y z) (/ (cosh x) (* z (/ x y))))> #<alt (λ (x y z) (/ (/ (* (cosh x) y) z) x))>)
1.901 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (/ (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z) (/ 1 y)))> #<alt (λ (x y z) (* (* (cosh x) (/ y x)) (/ 1 z)))> #<alt (λ (x y z) (/ (* (cosh x) y) (* z x)))> #<alt (λ (x y z) (/ (cosh x) (* z (/ x y))))> #<alt (λ (x y z) (/ (/ (* (cosh x) y) z) x))>)
1.934 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (/ (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z) (/ 1 y)))> #<alt (λ (x y z) (* (* (cosh x) (/ y x)) (/ 1 z)))> #<alt (λ (x y z) (/ (* (cosh x) y) (* z x)))> #<alt (λ (x y z) (/ (cosh x) (* z (/ x y))))> #<alt (λ (x y z) (/ (/ (* (cosh x) y) z) x))>)
1.966 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (/ (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z) (/ 1 y)))> #<alt (λ (x y z) (* (* (cosh x) (/ y x)) (/ 1 z)))> #<alt (λ (x y z) (/ (* (cosh x) y) (* z x)))> #<alt (λ (x y z) (/ (cosh x) (* z (/ x y))))> #<alt (λ (x y z) (/ (/ (* (cosh x) y) z) x))>)
1.998 * * * [regime]: Found split indices: #<option (#s(si 2 53) #s(si 4 163) #s(si 0 255))>
1.999 * [binary-search]: Improving bounds with binary search for z and (#<alt (λ (x y z) (/ (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z) (/ 1 y)))> #<alt (λ (x y z) (* (* (cosh x) (/ y x)) (/ 1 z)))> #<alt (λ (x y z) (/ (* (cosh x) y) (* z x)))> #<alt (λ (x y z) (/ (cosh x) (* z (/ x y))))> #<alt (λ (x y z) (/ (/ (* (cosh x) y) z) x))>)
2.077 * [regimes]: Found splitpoints: (#s(sp 2 z -1.3159694493115124e+88) #s(sp 4 z 3.7180943296009127e+45) #s(sp 0 z +nan.0)) , with alts (#<alt (λ (x y z) (/ (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z) (/ 1 y)))> #<alt (λ (x y z) (* (* (cosh x) (/ y x)) (/ 1 z)))> #<alt (λ (x y z) (/ (* (cosh x) y) (* z x)))> #<alt (λ (x y z) (/ (cosh x) (* z (/ x y))))> #<alt (λ (x y z) (/ (/ (* (cosh x) y) z) x))>)
2.077 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= z -1.3159694493115124e+88) (/ (* (cosh x) y) (* z x)) (if (<= z 3.7180943296009127e+45) (/ (/ (* (cosh x) y) z) x) (/ (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z) (/ 1 y))))
2.078 * * [simplify]: iteration  0 :  32  enodes  (cost  17 )
2.078 * * [simplify]: iteration  1 :  32  enodes  (cost  17 )
2.078 * [simplify]: Simplified to:
   (if (<= z -1.3159694493115124e+88) (/ (* (cosh x) y) (* z x)) (if (<= z 3.7180943296009127e+45) (/ (/ (* (cosh x) y) z) x) (/ (/ (/ (* 1/2 (+ (exp x) (exp (- x)))) x) z) (/ 1 y))))
3.332 * [regime-testing]: Baseline error score: 6.873600626695223
3.332 * [regime-testing]: Oracle error score: 0.06025753219152394
3.334 * [regime-testing]: End program error score: 0.7363967342990196
3.369 * [regime-testing]: Target error score: 0.3880766269482767