0.436 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.029 * * * [progress]: [2/2] Setting up program.
0.031 * [progress]: [Phase 2 of 3] Improving.
0.032 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (sqrt (- (* y y) (* z z))))
0.032 * * [simplify]: iteration  0 :  8  enodes  (cost  10 )
0.033 * * [simplify]: iteration  1 :  14  enodes  (cost  10 )
0.035 * * [simplify]: iteration  2 :  21  enodes  (cost  10 )
0.038 * * [simplify]: iteration  3 :  36  enodes  (cost  10 )
0.042 * * [simplify]: iteration  4 :  63  enodes  (cost  10 )
0.051 * * [simplify]: iteration  5 :  104  enodes  (cost  10 )
0.071 * * [simplify]: iteration  6 :  168  enodes  (cost  10 )
0.104 * * [simplify]: iteration  7 :  336  enodes  (cost  10 )
0.239 * * [simplify]: iteration  8 :  1657  enodes  (cost  10 )
0.936 * * [simplify]: iteration  done :  5001  enodes  (cost  10 )
0.936 * [simplify]: Simplified to:
   (* x (sqrt (- (* y y) (* z z))))
0.936 * * [progress]: iteration 1 / 4
0.936 * * * [progress]: picking best candidate
0.938 * * * * [pick]: Picked  #<alt (λ (x y z) (* x (sqrt (- (* y y) (* z z)))))>
0.938 * * * [progress]: localizing error
0.948 * * * [progress]: generating rewritten candidates
0.948 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
0.952 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 1)
0.955 * * * [progress]: generating series expansions
0.955 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
0.955 * [approximate]: Taking taylor expansion of (sqrt (- (pow y 2) (pow z 2))) in (y z) around 0
0.955 * [taylor]: Taking taylor expansion of (sqrt (- (pow y 2) (pow z 2))) in z
0.955 * [taylor]: Taking taylor expansion of (- (pow y 2) (pow z 2)) in z
0.955 * [taylor]: Taking taylor expansion of (pow y 2) in z
0.955 * [taylor]: Taking taylor expansion of y in z
0.955 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.955 * [taylor]: Taking taylor expansion of z in z
0.956 * [taylor]: Taking taylor expansion of (sqrt (- (pow y 2) (pow z 2))) in y
0.956 * [taylor]: Taking taylor expansion of (- (pow y 2) (pow z 2)) in y
0.956 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.956 * [taylor]: Taking taylor expansion of y in y
0.956 * [taylor]: Taking taylor expansion of (pow z 2) in y
0.956 * [taylor]: Taking taylor expansion of z in y
0.957 * [taylor]: Taking taylor expansion of (sqrt (- (pow y 2) (pow z 2))) in y
0.957 * [taylor]: Taking taylor expansion of (- (pow y 2) (pow z 2)) in y
0.957 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.957 * [taylor]: Taking taylor expansion of y in y
0.957 * [taylor]: Taking taylor expansion of (pow z 2) in y
0.957 * [taylor]: Taking taylor expansion of z in y
0.958 * [taylor]: Taking taylor expansion of (sqrt (- (pow z 2))) in z
0.958 * [taylor]: Taking taylor expansion of (- (pow z 2)) in z
0.958 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.958 * [taylor]: Taking taylor expansion of z in z
0.961 * [taylor]: Taking taylor expansion of 0 in z
0.963 * [taylor]: Taking taylor expansion of (/ 1/2 (sqrt (- (pow z 2)))) in z
0.963 * [taylor]: Taking taylor expansion of 1/2 in z
0.963 * [taylor]: Taking taylor expansion of (sqrt (- (pow z 2))) in z
0.963 * [taylor]: Taking taylor expansion of (- (pow z 2)) in z
0.963 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.963 * [taylor]: Taking taylor expansion of z in z
0.968 * [taylor]: Taking taylor expansion of 0 in z
0.970 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow y 2)) (/ 1 (pow z 2)))) in (y z) around 0
0.970 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow y 2)) (/ 1 (pow z 2)))) in z
0.970 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in z
0.970 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in z
0.970 * [taylor]: Taking taylor expansion of (pow y 2) in z
0.970 * [taylor]: Taking taylor expansion of y in z
0.971 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
0.971 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.971 * [taylor]: Taking taylor expansion of z in z
0.973 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow y 2)) (/ 1 (pow z 2)))) in y
0.973 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in y
0.973 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.973 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.973 * [taylor]: Taking taylor expansion of y in y
0.974 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in y
0.974 * [taylor]: Taking taylor expansion of (pow z 2) in y
0.974 * [taylor]: Taking taylor expansion of z in y
0.976 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow y 2)) (/ 1 (pow z 2)))) in y
0.976 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in y
0.976 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.976 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.976 * [taylor]: Taking taylor expansion of y in y
0.977 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in y
0.977 * [taylor]: Taking taylor expansion of (pow z 2) in y
0.977 * [taylor]: Taking taylor expansion of z in y
0.979 * [taylor]: Taking taylor expansion of 1 in z
0.979 * [taylor]: Taking taylor expansion of 0 in z
0.981 * [taylor]: Taking taylor expansion of (/ -1/2 (pow z 2)) in z
0.981 * [taylor]: Taking taylor expansion of -1/2 in z
0.981 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.981 * [taylor]: Taking taylor expansion of z in z
0.984 * [taylor]: Taking taylor expansion of 0 in z
0.986 * [approximate]: Taking taylor expansion of (sqrt (- (/ 1 (pow y 2)) (/ 1 (pow z 2)))) in (y z) around 0
0.986 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow y 2)) (/ 1 (pow z 2)))) in z
0.986 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in z
0.986 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in z
0.986 * [taylor]: Taking taylor expansion of (pow y 2) in z
0.986 * [taylor]: Taking taylor expansion of y in z
0.986 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
0.986 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.986 * [taylor]: Taking taylor expansion of z in z
0.989 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow y 2)) (/ 1 (pow z 2)))) in y
0.989 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in y
0.989 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.989 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.989 * [taylor]: Taking taylor expansion of y in y
0.989 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in y
0.989 * [taylor]: Taking taylor expansion of (pow z 2) in y
0.989 * [taylor]: Taking taylor expansion of z in y
0.991 * [taylor]: Taking taylor expansion of (sqrt (- (/ 1 (pow y 2)) (/ 1 (pow z 2)))) in y
0.991 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in y
0.991 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.991 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.991 * [taylor]: Taking taylor expansion of y in y
0.992 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in y
0.992 * [taylor]: Taking taylor expansion of (pow z 2) in y
0.992 * [taylor]: Taking taylor expansion of z in y
0.994 * [taylor]: Taking taylor expansion of 1 in z
0.994 * [taylor]: Taking taylor expansion of 0 in z
0.996 * [taylor]: Taking taylor expansion of (/ -1/2 (pow z 2)) in z
0.996 * [taylor]: Taking taylor expansion of -1/2 in z
0.996 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.996 * [taylor]: Taking taylor expansion of z in z
0.999 * [taylor]: Taking taylor expansion of 0 in z
1.001 * * * * [progress]: [ 2 / 2 ] generating series at (2 2 1)
1.001 * [approximate]: Taking taylor expansion of (- (pow y 2) (pow z 2)) in (y z) around 0
1.001 * [taylor]: Taking taylor expansion of (- (pow y 2) (pow z 2)) in z
1.001 * [taylor]: Taking taylor expansion of (pow y 2) in z
1.001 * [taylor]: Taking taylor expansion of y in z
1.001 * [taylor]: Taking taylor expansion of (pow z 2) in z
1.001 * [taylor]: Taking taylor expansion of z in z
1.001 * [taylor]: Taking taylor expansion of (- (pow y 2) (pow z 2)) in y
1.001 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.001 * [taylor]: Taking taylor expansion of y in y
1.001 * [taylor]: Taking taylor expansion of (pow z 2) in y
1.001 * [taylor]: Taking taylor expansion of z in y
1.001 * [taylor]: Taking taylor expansion of (- (pow y 2) (pow z 2)) in y
1.001 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.001 * [taylor]: Taking taylor expansion of y in y
1.001 * [taylor]: Taking taylor expansion of (pow z 2) in y
1.001 * [taylor]: Taking taylor expansion of z in y
1.001 * [taylor]: Taking taylor expansion of (- (pow z 2)) in z
1.001 * [taylor]: Taking taylor expansion of (pow z 2) in z
1.001 * [taylor]: Taking taylor expansion of z in z
1.002 * [taylor]: Taking taylor expansion of 0 in z
1.003 * [taylor]: Taking taylor expansion of 1 in z
1.005 * [taylor]: Taking taylor expansion of 0 in z
1.007 * [taylor]: Taking taylor expansion of 0 in z
1.007 * [approximate]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in (y z) around 0
1.007 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in z
1.007 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in z
1.007 * [taylor]: Taking taylor expansion of (pow y 2) in z
1.007 * [taylor]: Taking taylor expansion of y in z
1.007 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
1.008 * [taylor]: Taking taylor expansion of (pow z 2) in z
1.008 * [taylor]: Taking taylor expansion of z in z
1.008 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in y
1.008 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.008 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.008 * [taylor]: Taking taylor expansion of y in y
1.009 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in y
1.009 * [taylor]: Taking taylor expansion of (pow z 2) in y
1.009 * [taylor]: Taking taylor expansion of z in y
1.009 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in y
1.009 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.009 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.009 * [taylor]: Taking taylor expansion of y in y
1.009 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in y
1.009 * [taylor]: Taking taylor expansion of (pow z 2) in y
1.009 * [taylor]: Taking taylor expansion of z in y
1.010 * [taylor]: Taking taylor expansion of 1 in z
1.011 * [taylor]: Taking taylor expansion of 0 in z
1.012 * [taylor]: Taking taylor expansion of (- (/ 1 (pow z 2))) in z
1.012 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
1.012 * [taylor]: Taking taylor expansion of (pow z 2) in z
1.012 * [taylor]: Taking taylor expansion of z in z
1.014 * [taylor]: Taking taylor expansion of 0 in z
1.018 * [taylor]: Taking taylor expansion of 0 in z
1.020 * [approximate]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in (y z) around 0
1.020 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in z
1.020 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in z
1.020 * [taylor]: Taking taylor expansion of (pow y 2) in z
1.020 * [taylor]: Taking taylor expansion of y in z
1.020 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
1.020 * [taylor]: Taking taylor expansion of (pow z 2) in z
1.020 * [taylor]: Taking taylor expansion of z in z
1.020 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in y
1.020 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.020 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.020 * [taylor]: Taking taylor expansion of y in y
1.021 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in y
1.021 * [taylor]: Taking taylor expansion of (pow z 2) in y
1.021 * [taylor]: Taking taylor expansion of z in y
1.021 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2)) (/ 1 (pow z 2))) in y
1.021 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
1.021 * [taylor]: Taking taylor expansion of (pow y 2) in y
1.021 * [taylor]: Taking taylor expansion of y in y
1.022 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in y
1.022 * [taylor]: Taking taylor expansion of (pow z 2) in y
1.022 * [taylor]: Taking taylor expansion of z in y
1.022 * [taylor]: Taking taylor expansion of 1 in z
1.023 * [taylor]: Taking taylor expansion of 0 in z
1.024 * [taylor]: Taking taylor expansion of (- (/ 1 (pow z 2))) in z
1.024 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
1.024 * [taylor]: Taking taylor expansion of (pow z 2) in z
1.024 * [taylor]: Taking taylor expansion of z in z
1.032 * [taylor]: Taking taylor expansion of 0 in z
1.035 * [taylor]: Taking taylor expansion of 0 in z
1.037 * * * [progress]: simplifying candidates
1.037 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (log (sqrt (- (* y y) (* z z))))
  (exp (sqrt (- (* y y) (* z z))))
  (* (cbrt (sqrt (- (* y y) (* z z)))) (cbrt (sqrt (- (* y y) (* z z)))))
  (cbrt (sqrt (- (* y y) (* z z))))
  (* (* (sqrt (- (* y y) (* z z))) (sqrt (- (* y y) (* z z)))) (sqrt (- (* y y) (* z z))))
  (sqrt (* (cbrt (- (* y y) (* z z))) (cbrt (- (* y y) (* z z)))))
  (sqrt (cbrt (- (* y y) (* z z))))
  (sqrt (sqrt (- (* y y) (* z z))))
  (sqrt (sqrt (- (* y y) (* z z))))
  (sqrt 1)
  (sqrt (- (* y y) (* z z)))
  (sqrt (+ y z))
  (sqrt (- y z))
  (sqrt (- (pow (* y y) 3) (pow (* z z) 3)))
  (sqrt (+ (* (* y y) (* y y)) (+ (* (* z z) (* z z)) (* (* y y) (* z z)))))
  (sqrt (- (* (* y y) (* y y)) (* (* z z) (* z z))))
  (sqrt (+ (* y y) (* z z)))
  (/ 1 2)
  (sqrt (sqrt (- (* y y) (* z z))))
  (sqrt (sqrt (- (* y y) (* z z))))
  (/ (exp (* y y)) (exp (* z z)))
  (log (- (* y y) (* z z)))
  (exp (- (* y y) (* z z)))
  (* (cbrt (- (* y y) (* z z))) (cbrt (- (* y y) (* z z))))
  (cbrt (- (* y y) (* z z)))
  (* (* (- (* y y) (* z z)) (- (* y y) (* z z))) (- (* y y) (* z z)))
  (sqrt (- (* y y) (* z z)))
  (sqrt (- (* y y) (* z z)))
  (- (pow (* y y) 3) (pow (* z z) 3))
  (+ (* (* y y) (* y y)) (+ (* (* z z) (* z z)) (* (* y y) (* z z))))
  (- (* z z))
  (- (* (* y y) (* y y)) (* (* z z) (* z z)))
  (+ (* y y) (* z z))
  (+ y z)
  (- y z)
  (- (* z z))
  (* z (sqrt -1))
  y
  (* -1 y)
  (- (pow y 2) (pow z 2))
  (- (pow y 2) (pow z 2))
  (- (pow y 2) (pow z 2))
1.039 * * [simplify]: iteration  0 :  55  enodes  (cost  404 )
1.048 * * [simplify]: iteration  1 :  122  enodes  (cost  372 )
1.071 * * [simplify]: iteration  2 :  418  enodes  (cost  320 )