0.219 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.024 * * * [progress]: [2/2] Setting up program.
0.029 * [progress]: [Phase 2 of 3] Improving.
0.030 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (- (* x (log y)) z) y)
0.031 * * [simplify]: iteration  0 :  7  enodes  (cost  8 )
0.031 * * [simplify]: iteration  1 :  14  enodes  (cost  8 )
0.033 * * [simplify]: iteration  2 :  25  enodes  (cost  8 )
0.036 * * [simplify]: iteration  3 :  41  enodes  (cost  8 )
0.041 * * [simplify]: iteration  4 :  52  enodes  (cost  8 )
0.047 * * [simplify]: iteration  5 :  60  enodes  (cost  8 )
0.054 * * [simplify]: iteration  6 :  80  enodes  (cost  8 )
0.063 * * [simplify]: iteration  7 :  111  enodes  (cost  8 )
0.083 * * [simplify]: iteration  8 :  139  enodes  (cost  8 )
0.107 * * [simplify]: iteration  9 :  156  enodes  (cost  8 )
0.138 * * [simplify]: iteration  10 :  161  enodes  (cost  8 )
0.170 * * [simplify]: iteration  11 :  163  enodes  (cost  8 )
0.201 * * [simplify]: iteration  12 :  167  enodes  (cost  8 )
0.234 * * [simplify]: iteration  done :  167  enodes  (cost  8 )
0.234 * [simplify]: Simplified to:
   (- (- (* x (log y)) z) y)
0.235 * * [progress]: iteration 1 / 4
0.235 * * * [progress]: picking best candidate
0.237 * * * * [pick]: Picked  #<alt (λ (x y z) (- (- (* x (log y)) z) y))>
0.237 * * * [progress]: localizing error
0.244 * * * [progress]: generating rewritten candidates
0.244 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1)
0.247 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.252 * * * [progress]: generating series expansions
0.252 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1)
0.252 * [approximate]: Taking taylor expansion of (* x (log y)) in (x y) around 0
0.252 * [taylor]: Taking taylor expansion of (* x (log y)) in y
0.252 * [taylor]: Taking taylor expansion of x in y
0.252 * [taylor]: Taking taylor expansion of (log y) in y
0.252 * [taylor]: Taking taylor expansion of y in y
0.253 * [taylor]: Taking taylor expansion of (* x (log y)) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of (log y) in x
0.253 * [taylor]: Taking taylor expansion of y in x
0.253 * [taylor]: Taking taylor expansion of (* x (log y)) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of (log y) in x
0.253 * [taylor]: Taking taylor expansion of y in x
0.253 * [taylor]: Taking taylor expansion of 0 in y
0.254 * [taylor]: Taking taylor expansion of (log y) in y
0.254 * [taylor]: Taking taylor expansion of y in y
0.257 * [taylor]: Taking taylor expansion of 0 in y
0.260 * [taylor]: Taking taylor expansion of 0 in y
0.260 * [approximate]: Taking taylor expansion of (/ (log (/ 1 y)) x) in (x y) around 0
0.260 * [taylor]: Taking taylor expansion of (/ (log (/ 1 y)) x) in y
0.260 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in y
0.260 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.260 * [taylor]: Taking taylor expansion of y in y
0.261 * [taylor]: Taking taylor expansion of x in y
0.262 * [taylor]: Taking taylor expansion of (/ (log (/ 1 y)) x) in x
0.262 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in x
0.262 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.262 * [taylor]: Taking taylor expansion of y in x
0.262 * [taylor]: Taking taylor expansion of x in x
0.262 * [taylor]: Taking taylor expansion of (/ (log (/ 1 y)) x) in x
0.262 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in x
0.262 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.262 * [taylor]: Taking taylor expansion of y in x
0.262 * [taylor]: Taking taylor expansion of x in x
0.262 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in y
0.262 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.262 * [taylor]: Taking taylor expansion of y in y
0.264 * [taylor]: Taking taylor expansion of 0 in y
0.267 * [taylor]: Taking taylor expansion of 0 in y
0.276 * [taylor]: Taking taylor expansion of 0 in y
0.276 * [approximate]: Taking taylor expansion of (* -1 (/ (log (/ -1 y)) x)) in (x y) around 0
0.276 * [taylor]: Taking taylor expansion of (* -1 (/ (log (/ -1 y)) x)) in y
0.276 * [taylor]: Taking taylor expansion of -1 in y
0.276 * [taylor]: Taking taylor expansion of (/ (log (/ -1 y)) x) in y
0.276 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in y
0.276 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.276 * [taylor]: Taking taylor expansion of -1 in y
0.276 * [taylor]: Taking taylor expansion of y in y
0.277 * [taylor]: Taking taylor expansion of x in y
0.278 * [taylor]: Taking taylor expansion of (* -1 (/ (log (/ -1 y)) x)) in x
0.278 * [taylor]: Taking taylor expansion of -1 in x
0.278 * [taylor]: Taking taylor expansion of (/ (log (/ -1 y)) x) in x
0.278 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in x
0.278 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.278 * [taylor]: Taking taylor expansion of -1 in x
0.278 * [taylor]: Taking taylor expansion of y in x
0.278 * [taylor]: Taking taylor expansion of x in x
0.278 * [taylor]: Taking taylor expansion of (* -1 (/ (log (/ -1 y)) x)) in x
0.278 * [taylor]: Taking taylor expansion of -1 in x
0.278 * [taylor]: Taking taylor expansion of (/ (log (/ -1 y)) x) in x
0.278 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in x
0.278 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.278 * [taylor]: Taking taylor expansion of -1 in x
0.278 * [taylor]: Taking taylor expansion of y in x
0.278 * [taylor]: Taking taylor expansion of x in x
0.279 * [taylor]: Taking taylor expansion of (* -1 (log (/ -1 y))) in y
0.279 * [taylor]: Taking taylor expansion of -1 in y
0.279 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in y
0.279 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.279 * [taylor]: Taking taylor expansion of -1 in y
0.279 * [taylor]: Taking taylor expansion of y in y
0.282 * [taylor]: Taking taylor expansion of 0 in y
0.287 * [taylor]: Taking taylor expansion of 0 in y
0.294 * [taylor]: Taking taylor expansion of 0 in y
0.294 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.294 * [approximate]: Taking taylor expansion of (- (* x (log y)) z) in (x y z) around 0
0.294 * [taylor]: Taking taylor expansion of (- (* x (log y)) z) in z
0.294 * [taylor]: Taking taylor expansion of (* x (log y)) in z
0.294 * [taylor]: Taking taylor expansion of x in z
0.294 * [taylor]: Taking taylor expansion of (log y) in z
0.294 * [taylor]: Taking taylor expansion of y in z
0.294 * [taylor]: Taking taylor expansion of z in z
0.294 * [taylor]: Taking taylor expansion of (- (* x (log y)) z) in y
0.294 * [taylor]: Taking taylor expansion of (* x (log y)) in y
0.294 * [taylor]: Taking taylor expansion of x in y
0.294 * [taylor]: Taking taylor expansion of (log y) in y
0.294 * [taylor]: Taking taylor expansion of y in y
0.295 * [taylor]: Taking taylor expansion of z in y
0.295 * [taylor]: Taking taylor expansion of (- (* x (log y)) z) in x
0.295 * [taylor]: Taking taylor expansion of (* x (log y)) in x
0.295 * [taylor]: Taking taylor expansion of x in x
0.295 * [taylor]: Taking taylor expansion of (log y) in x
0.295 * [taylor]: Taking taylor expansion of y in x
0.295 * [taylor]: Taking taylor expansion of z in x
0.295 * [taylor]: Taking taylor expansion of (- (* x (log y)) z) in x
0.295 * [taylor]: Taking taylor expansion of (* x (log y)) in x
0.295 * [taylor]: Taking taylor expansion of x in x
0.295 * [taylor]: Taking taylor expansion of (log y) in x
0.295 * [taylor]: Taking taylor expansion of y in x
0.295 * [taylor]: Taking taylor expansion of z in x
0.295 * [taylor]: Taking taylor expansion of (- z) in y
0.295 * [taylor]: Taking taylor expansion of z in y
0.295 * [taylor]: Taking taylor expansion of (- z) in z
0.295 * [taylor]: Taking taylor expansion of z in z
0.296 * [taylor]: Taking taylor expansion of (log y) in y
0.296 * [taylor]: Taking taylor expansion of y in y
0.297 * [taylor]: Taking taylor expansion of (log y) in z
0.297 * [taylor]: Taking taylor expansion of y in z
0.297 * [taylor]: Taking taylor expansion of 0 in z
0.299 * [taylor]: Taking taylor expansion of 0 in y
0.300 * [taylor]: Taking taylor expansion of 0 in z
0.300 * [taylor]: Taking taylor expansion of 0 in z
0.301 * [taylor]: Taking taylor expansion of 0 in z
0.302 * [approximate]: Taking taylor expansion of (- (/ (log (/ 1 y)) x) (/ 1 z)) in (x y z) around 0
0.302 * [taylor]: Taking taylor expansion of (- (/ (log (/ 1 y)) x) (/ 1 z)) in z
0.302 * [taylor]: Taking taylor expansion of (/ (log (/ 1 y)) x) in z
0.302 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in z
0.302 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.302 * [taylor]: Taking taylor expansion of y in z
0.302 * [taylor]: Taking taylor expansion of x in z
0.302 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.302 * [taylor]: Taking taylor expansion of z in z
0.302 * [taylor]: Taking taylor expansion of (- (/ (log (/ 1 y)) x) (/ 1 z)) in y
0.302 * [taylor]: Taking taylor expansion of (/ (log (/ 1 y)) x) in y
0.302 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in y
0.302 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.302 * [taylor]: Taking taylor expansion of y in y
0.303 * [taylor]: Taking taylor expansion of x in y
0.303 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.303 * [taylor]: Taking taylor expansion of z in y
0.303 * [taylor]: Taking taylor expansion of (- (/ (log (/ 1 y)) x) (/ 1 z)) in x
0.303 * [taylor]: Taking taylor expansion of (/ (log (/ 1 y)) x) in x
0.303 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in x
0.304 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.304 * [taylor]: Taking taylor expansion of y in x
0.304 * [taylor]: Taking taylor expansion of x in x
0.304 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.304 * [taylor]: Taking taylor expansion of z in x
0.304 * [taylor]: Taking taylor expansion of (- (/ (log (/ 1 y)) x) (/ 1 z)) in x
0.304 * [taylor]: Taking taylor expansion of (/ (log (/ 1 y)) x) in x
0.304 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in x
0.304 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.304 * [taylor]: Taking taylor expansion of y in x
0.304 * [taylor]: Taking taylor expansion of x in x
0.304 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.304 * [taylor]: Taking taylor expansion of z in x
0.304 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in y
0.304 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.304 * [taylor]: Taking taylor expansion of y in y
0.305 * [taylor]: Taking taylor expansion of (- (log y)) in z
0.305 * [taylor]: Taking taylor expansion of (log y) in z
0.305 * [taylor]: Taking taylor expansion of y in z
0.306 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in y
0.306 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.306 * [taylor]: Taking taylor expansion of z in y
0.306 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
0.306 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.306 * [taylor]: Taking taylor expansion of z in z
0.308 * [taylor]: Taking taylor expansion of 0 in z
0.310 * [taylor]: Taking taylor expansion of 0 in y
0.310 * [taylor]: Taking taylor expansion of 0 in z
0.311 * [taylor]: Taking taylor expansion of 0 in z
0.313 * [taylor]: Taking taylor expansion of 0 in z
0.318 * [taylor]: Taking taylor expansion of 0 in y
0.318 * [taylor]: Taking taylor expansion of 0 in z
0.318 * [taylor]: Taking taylor expansion of 0 in z
0.318 * [taylor]: Taking taylor expansion of 0 in z
0.321 * [taylor]: Taking taylor expansion of 0 in z
0.322 * [approximate]: Taking taylor expansion of (- (/ 1 z) (/ (log (/ -1 y)) x)) in (x y z) around 0
0.322 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ (log (/ -1 y)) x)) in z
0.322 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.322 * [taylor]: Taking taylor expansion of z in z
0.322 * [taylor]: Taking taylor expansion of (/ (log (/ -1 y)) x) in z
0.322 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in z
0.322 * [taylor]: Taking taylor expansion of (/ -1 y) in z
0.322 * [taylor]: Taking taylor expansion of -1 in z
0.322 * [taylor]: Taking taylor expansion of y in z
0.322 * [taylor]: Taking taylor expansion of x in z
0.322 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ (log (/ -1 y)) x)) in y
0.322 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.322 * [taylor]: Taking taylor expansion of z in y
0.322 * [taylor]: Taking taylor expansion of (/ (log (/ -1 y)) x) in y
0.322 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in y
0.322 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.323 * [taylor]: Taking taylor expansion of -1 in y
0.323 * [taylor]: Taking taylor expansion of y in y
0.323 * [taylor]: Taking taylor expansion of x in y
0.324 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ (log (/ -1 y)) x)) in x
0.324 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.324 * [taylor]: Taking taylor expansion of z in x
0.324 * [taylor]: Taking taylor expansion of (/ (log (/ -1 y)) x) in x
0.325 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in x
0.325 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.325 * [taylor]: Taking taylor expansion of -1 in x
0.325 * [taylor]: Taking taylor expansion of y in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ (log (/ -1 y)) x)) in x
0.325 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.325 * [taylor]: Taking taylor expansion of z in x
0.325 * [taylor]: Taking taylor expansion of (/ (log (/ -1 y)) x) in x
0.325 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in x
0.325 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.325 * [taylor]: Taking taylor expansion of -1 in x
0.325 * [taylor]: Taking taylor expansion of y in x
0.325 * [taylor]: Taking taylor expansion of x in x
0.325 * [taylor]: Taking taylor expansion of (- (log (/ -1 y))) in y
0.325 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in y
0.325 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.325 * [taylor]: Taking taylor expansion of -1 in y
0.325 * [taylor]: Taking taylor expansion of y in y
0.326 * [taylor]: Taking taylor expansion of (- (log y) (log -1)) in z
0.326 * [taylor]: Taking taylor expansion of (log y) in z
0.326 * [taylor]: Taking taylor expansion of y in z
0.327 * [taylor]: Taking taylor expansion of (log -1) in z
0.327 * [taylor]: Taking taylor expansion of -1 in z
0.328 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.328 * [taylor]: Taking taylor expansion of z in y
0.328 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.328 * [taylor]: Taking taylor expansion of z in z
0.330 * [taylor]: Taking taylor expansion of 0 in z
0.334 * [taylor]: Taking taylor expansion of 0 in y
0.334 * [taylor]: Taking taylor expansion of 0 in z
0.334 * [taylor]: Taking taylor expansion of 0 in z
0.336 * [taylor]: Taking taylor expansion of 0 in z
0.342 * [taylor]: Taking taylor expansion of 0 in y
0.342 * [taylor]: Taking taylor expansion of 0 in z
0.342 * [taylor]: Taking taylor expansion of 0 in z
0.342 * [taylor]: Taking taylor expansion of 0 in z
0.345 * [taylor]: Taking taylor expansion of 0 in z
0.347 * * * [progress]: simplifying candidates
0.347 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* x (log y))
  (+ (log x) (log (log y)))
  (log (* x (log y)))
  (exp (* x (log y)))
  (* (* (* x x) x) (* (* (log y) (log y)) (log y)))
  (* (cbrt (* x (log y))) (cbrt (* x (log y))))
  (cbrt (* x (log y)))
  (* (* (* x (log y)) (* x (log y))) (* x (log y)))
  (sqrt (* x (log y)))
  (sqrt (* x (log y)))
  (* (sqrt x) (sqrt (log y)))
  (* (sqrt x) (sqrt (log y)))
  (* x (log (* (cbrt y) (cbrt y))))
  (* x (log (cbrt y)))
  (* x (log (sqrt y)))
  (* x (log (sqrt y)))
  (* x (log 1))
  (* x (log y))
  (* (log (* (cbrt y) (cbrt y))) x)
  (* (log (cbrt y)) x)
  (* (log (sqrt y)) x)
  (* (log (sqrt y)) x)
  (* (log 1) x)
  (* (log y) x)
  (* x 1)
  (* x (* (cbrt (log y)) (cbrt (log y))))
  (* x (sqrt (log y)))
  (* x 1)
  (* (cbrt x) (log y))
  (* (sqrt x) (log y))
  (* x (log y))
  (/ (exp (* x (log y))) (exp z))
  (log (- (* x (log y)) z))
  (exp (- (* x (log y)) z))
  (* (cbrt (- (* x (log y)) z)) (cbrt (- (* x (log y)) z)))
  (cbrt (- (* x (log y)) z))
  (* (* (- (* x (log y)) z) (- (* x (log y)) z)) (- (* x (log y)) z))
  (sqrt (- (* x (log y)) z))
  (sqrt (- (* x (log y)) z))
  (- (pow (* x (log y)) 3) (pow z 3))
  (+ (* (* x (log y)) (* x (log y))) (+ (* z z) (* (* x (log y)) z)))
  (- z)
  (- (* (* x (log y)) (* x (log y))) (* z z))
  (+ (* x (log y)) z)
  (- (* x (log (cbrt y))) z)
  (- (* x (log (sqrt y))) z)
  (- (* x (log y)) z)
  (- (* (log (cbrt y)) x) z)
  (- (* (log (sqrt y)) x) z)
  (- (* (log y) x) z)
  (- z)
  (* x (log y))
  (* -1 (* x (log (/ 1 y))))
  (* (- (log -1) (log (/ -1 y))) x)
  (- (* x (log y)) z)
  (- (+ (* x (log (/ 1 y))) z))
  (- (* (log -1) x) (+ z (* x (log (/ -1 y)))))
0.350 * * [simplify]: iteration  0 :  90  enodes  (cost  402 )
0.366 * * [simplify]: iteration  1 :  177  enodes  (cost  381 )
0.391 * * [simplify]: iteration  2 :  343  enodes  (cost  351 )
0.451 * * [simplify]: iteration  3 :  648  enodes  (cost  336 )