6.682 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.013 * * * [progress]: [2/2] Setting up program.
0.014 * [progress]: [Phase 2 of 3] Improving.
0.014 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ x (+ x y))
0.017 * * [simplify]: iteration  0 :  5  enodes  (cost  2 )
0.018 * * [simplify]: iteration  1 :  5  enodes  (cost  2 )
0.018 * [simplify]: Simplified to:
   (/ x (+ x y))
0.019 * * [progress]: iteration 1 / 4
0.019 * * * [progress]: picking best candidate
0.020 * * * * [pick]: Picked  #<alt (λ (x y) (/ x (+ x y)))>
0.020 * * * [progress]: localizing error
0.023 * * * [progress]: generating rewritten candidates
0.023 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.035 * * * [progress]: generating series expansions
0.035 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.035 * [approximate]: Taking taylor expansion of (/ x (+ x y)) in (x y) around 0
0.035 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
0.035 * [taylor]: Taking taylor expansion of x in y
0.035 * [taylor]: Taking taylor expansion of (+ x y) in y
0.035 * [taylor]: Taking taylor expansion of x in y
0.035 * [taylor]: Taking taylor expansion of y in y
0.035 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.035 * [taylor]: Taking taylor expansion of (+ x y) in x
0.035 * [taylor]: Taking taylor expansion of x in x
0.035 * [taylor]: Taking taylor expansion of y in x
0.036 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.036 * [taylor]: Taking taylor expansion of x in x
0.036 * [taylor]: Taking taylor expansion of (+ x y) in x
0.036 * [taylor]: Taking taylor expansion of x in x
0.036 * [taylor]: Taking taylor expansion of y in x
0.036 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.036 * [taylor]: Taking taylor expansion of y in y
0.037 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
0.037 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.037 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.037 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.040 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.046 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.046 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
0.046 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
0.046 * [taylor]: Taking taylor expansion of x in y
0.046 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.046 * [taylor]: Taking taylor expansion of y in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.046 * [taylor]: Taking taylor expansion of x in y
0.047 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.047 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.047 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.047 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.047 * [taylor]: Taking taylor expansion of y in x
0.047 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.048 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.048 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.048 * [taylor]: Taking taylor expansion of y in x
0.048 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of 1 in y
0.051 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.051 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.054 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.054 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.054 * [taylor]: Taking taylor expansion of y in y
0.058 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.058 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
0.058 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
0.058 * [taylor]: Taking taylor expansion of x in y
0.058 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.058 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.058 * [taylor]: Taking taylor expansion of y in y
0.058 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.058 * [taylor]: Taking taylor expansion of x in y
0.059 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.059 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.059 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.059 * [taylor]: Taking taylor expansion of y in x
0.059 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.060 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.060 * [taylor]: Taking taylor expansion of y in x
0.060 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of 1 in y
0.064 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.064 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.064 * [taylor]: Taking taylor expansion of y in y
0.067 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.067 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.067 * [taylor]: Taking taylor expansion of y in y
0.071 * * * [progress]: simplifying candidates
0.071 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log x) (log (+ x y)))
  (log (/ x (+ x y)))
  (exp (/ x (+ x y)))
  (/ (* (* x x) x) (* (* (+ x y) (+ x y)) (+ x y)))
  (* (cbrt (/ x (+ x y))) (cbrt (/ x (+ x y))))
  (cbrt (/ x (+ x y)))
  (* (* (/ x (+ x y)) (/ x (+ x y))) (/ x (+ x y)))
  (sqrt (/ x (+ x y)))
  (sqrt (/ x (+ x y)))
  (- x)
  (- (+ x y))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (cbrt x) (cbrt (+ x y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ x y)))
  (/ (cbrt x) (sqrt (+ x y)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (+ x y))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (+ x y))
  (/ (sqrt x) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (sqrt x) (cbrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (+ x y))
  (/ (sqrt x) 1)
  (/ (sqrt x) (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ x (sqrt (+ x y)))
  (/ 1 1)
  (/ x (+ x y))
  (/ 1 1)
  (/ x (+ x y))
  (/ 1 (+ x y))
  (/ (+ x y) x)
  (/ x (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (sqrt (+ x y)))
  (/ x 1)
  (/ x 1)
  (/ (+ x y) (cbrt x))
  (/ (+ x y) (sqrt x))
  (/ (+ x y) x)
  (/ x (+ (pow x 3) (pow y 3)))
  (/ x (- (* x x) (* y y)))
  0
  0
  0
0.075 * * [simplify]: iteration  0 :  118  enodes  (cost  153 )
0.077 * * [simplify]: iteration  1 :  378  enodes  (cost  144 )
0.083 * * [simplify]: iteration  2 :  1024  enodes  (cost  144 )
0.101 * * [simplify]: iteration  3 :  3620  enodes  (cost  144 )
0.148 * * [simplify]: iteration  4 :  5001  enodes  (cost  144 )
0.149 * [simplify]: Simplified to:
   (log (/ x (+ x y)))
  (log (/ x (+ x y)))
  (exp (/ x (+ x y)))
  (pow (/ x (+ x y)) 3)
  (* (cbrt (/ x (+ x y))) (cbrt (/ x (+ x y))))
  (cbrt (/ x (+ x y)))
  (pow (/ x (+ x y)) 3)
  (sqrt (/ x (+ x y)))
  (sqrt (/ x (+ x y)))
  (- x)
  (- (+ x y))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (cbrt x) (cbrt (+ x y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ x y)))
  (/ (cbrt x) (sqrt (+ x y)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ x y))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (+ x y))
  (/ (sqrt x) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (sqrt x) (cbrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ x (sqrt (+ x y)))
  1
  (/ x (+ x y))
  1
  (/ x (+ x y))
  (/ 1 (+ x y))
  (/ (+ x y) x)
  (/ x (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (sqrt (+ x y)))
  x
  x
  (/ (+ x y) (cbrt x))
  (/ (+ x y) (sqrt x))
  (/ (+ x y) x)
  (/ x (+ (pow x 3) (pow y 3)))
  (/ x (- (* x x) (* y y)))
  0
  0
  0
0.149 * * * [progress]: adding candidates to table
0.201 * * [progress]: iteration 2 / 4
0.201 * * * [progress]: picking best candidate
0.203 * * * * [pick]: Picked  #<alt (λ (x y) (* x (/ 1 (+ x y))))>
0.203 * * * [progress]: localizing error
0.210 * * * [progress]: generating rewritten candidates
0.210 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.238 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.252 * * * [progress]: generating series expansions
0.252 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.252 * [approximate]: Taking taylor expansion of (/ x (+ x y)) in (x y) around 0
0.252 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
0.253 * [taylor]: Taking taylor expansion of x in y
0.253 * [taylor]: Taking taylor expansion of (+ x y) in y
0.253 * [taylor]: Taking taylor expansion of x in y
0.253 * [taylor]: Taking taylor expansion of y in y
0.253 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of (+ x y) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of y in x
0.253 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of (+ x y) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.253 * [taylor]: Taking taylor expansion of y in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.253 * [taylor]: Taking taylor expansion of y in y
0.254 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
0.254 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.254 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.254 * [taylor]: Taking taylor expansion of y in y
0.257 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.257 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.257 * [taylor]: Taking taylor expansion of y in y
0.263 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.263 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
0.263 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
0.263 * [taylor]: Taking taylor expansion of x in y
0.263 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.263 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.263 * [taylor]: Taking taylor expansion of y in y
0.264 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.264 * [taylor]: Taking taylor expansion of x in y
0.264 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.264 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.264 * [taylor]: Taking taylor expansion of x in x
0.264 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.264 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.264 * [taylor]: Taking taylor expansion of y in x
0.264 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.264 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.266 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.266 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.266 * [taylor]: Taking taylor expansion of y in x
0.266 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.266 * [taylor]: Taking taylor expansion of x in x
0.267 * [taylor]: Taking taylor expansion of 1 in y
0.268 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.269 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.269 * [taylor]: Taking taylor expansion of y in y
0.271 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.272 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.272 * [taylor]: Taking taylor expansion of y in y
0.278 * [approximate]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in (x y) around 0
0.278 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in y
0.278 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in y
0.278 * [taylor]: Taking taylor expansion of x in y
0.278 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.278 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.278 * [taylor]: Taking taylor expansion of y in y
0.278 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.278 * [taylor]: Taking taylor expansion of x in y
0.279 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.279 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.279 * [taylor]: Taking taylor expansion of x in x
0.279 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.279 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.279 * [taylor]: Taking taylor expansion of y in x
0.279 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.279 * [taylor]: Taking taylor expansion of x in x
0.280 * [taylor]: Taking taylor expansion of (/ 1 (* x (+ (/ 1 y) (/ 1 x)))) in x
0.280 * [taylor]: Taking taylor expansion of (* x (+ (/ 1 y) (/ 1 x))) in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.280 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.280 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.280 * [taylor]: Taking taylor expansion of y in x
0.280 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.282 * [taylor]: Taking taylor expansion of 1 in y
0.283 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.283 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.283 * [taylor]: Taking taylor expansion of y in y
0.286 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.287 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.287 * [taylor]: Taking taylor expansion of y in y
0.290 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.290 * [approximate]: Taking taylor expansion of (/ 1 (+ x y)) in (x y) around 0
0.290 * [taylor]: Taking taylor expansion of (/ 1 (+ x y)) in y
0.290 * [taylor]: Taking taylor expansion of (+ x y) in y
0.290 * [taylor]: Taking taylor expansion of x in y
0.290 * [taylor]: Taking taylor expansion of y in y
0.290 * [taylor]: Taking taylor expansion of (/ 1 (+ x y)) in x
0.290 * [taylor]: Taking taylor expansion of (+ x y) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of y in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 (+ x y)) in x
0.290 * [taylor]: Taking taylor expansion of (+ x y) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of y in x
0.291 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.291 * [taylor]: Taking taylor expansion of y in y
0.291 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
0.291 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.292 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.292 * [taylor]: Taking taylor expansion of y in y
0.294 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.294 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.295 * [taylor]: Taking taylor expansion of y in y
0.301 * [approximate]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in (x y) around 0
0.301 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in y
0.301 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.301 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.301 * [taylor]: Taking taylor expansion of y in y
0.301 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.301 * [taylor]: Taking taylor expansion of x in y
0.302 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in x
0.302 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.302 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.302 * [taylor]: Taking taylor expansion of y in x
0.302 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.302 * [taylor]: Taking taylor expansion of x in x
0.302 * [taylor]: Taking taylor expansion of (/ 1 (+ (/ 1 y) (/ 1 x))) in x
0.302 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.302 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.302 * [taylor]: Taking taylor expansion of y in x
0.302 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.302 * [taylor]: Taking taylor expansion of x in x
0.303 * [taylor]: Taking taylor expansion of 1 in y
0.304 * [taylor]: Taking taylor expansion of (- (/ 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
0.306 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.306 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.306 * [taylor]: Taking taylor expansion of y in y
0.310 * [approximate]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in (x y) around 0
0.310 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in y
0.310 * [taylor]: Taking taylor expansion of -1 in y
0.310 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.310 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.310 * [taylor]: Taking taylor expansion of y in y
0.310 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.310 * [taylor]: Taking taylor expansion of x in y
0.311 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in x
0.311 * [taylor]: Taking taylor expansion of -1 in x
0.311 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.311 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.311 * [taylor]: Taking taylor expansion of y in x
0.311 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.311 * [taylor]: Taking taylor expansion of x in x
0.311 * [taylor]: Taking taylor expansion of (/ -1 (+ (/ 1 y) (/ 1 x))) in x
0.311 * [taylor]: Taking taylor expansion of -1 in x
0.311 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.311 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.311 * [taylor]: Taking taylor expansion of y in x
0.311 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.311 * [taylor]: Taking taylor expansion of x in x
0.312 * [taylor]: Taking taylor expansion of -1 in y
0.313 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.313 * [taylor]: Taking taylor expansion of y in y
0.315 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
0.315 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.315 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.315 * [taylor]: Taking taylor expansion of y in y
0.319 * * * [progress]: simplifying candidates
0.320 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (/ 1 (+ x y)))
  (+ (log x) (- (log (+ x y))))
  (+ (log x) (- 0 (log (+ x y))))
  (+ (log x) (- (log 1) (log (+ x y))))
  (+ (log x) (log (/ 1 (+ x y))))
  (log (* x (/ 1 (+ x y))))
  (exp (* x (/ 1 (+ x y))))
  (* (* (* x x) x) (/ (* (* 1 1) 1) (* (* (+ x y) (+ x y)) (+ x y))))
  (* (* (* x x) x) (* (* (/ 1 (+ x y)) (/ 1 (+ x y))) (/ 1 (+ x y))))
  (* (cbrt (* x (/ 1 (+ x y)))) (cbrt (* x (/ 1 (+ x y)))))
  (cbrt (* x (/ 1 (+ x y))))
  (* (* (* x (/ 1 (+ x y))) (* x (/ 1 (+ x y)))) (* x (/ 1 (+ x y))))
  (sqrt (* x (/ 1 (+ x y))))
  (sqrt (* x (/ 1 (+ x y))))
  (* (sqrt x) (sqrt (/ 1 (+ x y))))
  (* (sqrt x) (sqrt (/ 1 (+ x y))))
  (* (sqrt x) (/ (sqrt 1) (sqrt (+ x y))))
  (* (sqrt x) (/ (sqrt 1) (sqrt (+ x y))))
  (* (sqrt x) (/ 1 (sqrt (+ x y))))
  (* (sqrt x) (/ 1 (sqrt (+ x y))))
  (* x (* (cbrt (/ 1 (+ x y))) (cbrt (/ 1 (+ x y)))))
  (* x (sqrt (/ 1 (+ x y))))
  (* x (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (* x (/ (* (cbrt 1) (cbrt 1)) (sqrt (+ x y))))
  (* x (/ (* (cbrt 1) (cbrt 1)) 1))
  (* x (/ (* (cbrt 1) (cbrt 1)) 1))
  (* x (/ (sqrt 1) (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (* x (/ (sqrt 1) (sqrt (+ x y))))
  (* x (/ (sqrt 1) 1))
  (* x (/ (sqrt 1) 1))
  (* x (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y)))))
  (* x (/ 1 (sqrt (+ x y))))
  (* x (/ 1 1))
  (* x (/ 1 1))
  (* x 1)
  (* x 1)
  (* x (/ 1 (+ (pow x 3) (pow y 3))))
  (* x (/ 1 (- (* x x) (* y y))))
  (* (cbrt x) (/ 1 (+ x y)))
  (* (sqrt x) (/ 1 (+ x y)))
  (* x (/ 1 (+ x y)))
  (* x 1)
  (- 1)
  (- (log (+ x y)))
  (- 0 (log (+ x y)))
  (- (log 1) (log (+ x y)))
  (log (/ 1 (+ x y)))
  (exp (/ 1 (+ x y)))
  (/ (* (* 1 1) 1) (* (* (+ x y) (+ x y)) (+ x y)))
  (* (cbrt (/ 1 (+ x y))) (cbrt (/ 1 (+ x y))))
  (cbrt (/ 1 (+ x y)))
  (* (* (/ 1 (+ x y)) (/ 1 (+ x y))) (/ 1 (+ x y)))
  (sqrt (/ 1 (+ x y)))
  (sqrt (/ 1 (+ x y)))
  (- 1)
  (- (+ x y))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (cbrt 1) (cbrt (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (+ x y)))
  (/ (cbrt 1) (sqrt (+ x y)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (+ x y))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (+ x y))
  (/ (sqrt 1) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (sqrt 1) (cbrt (+ x y)))
  (/ (sqrt 1) (sqrt (+ x y)))
  (/ (sqrt 1) (sqrt (+ x y)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (+ x y))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ 1 (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ 1 1)
  (/ 1 (+ x y))
  (/ 1 1)
  (/ 1 (+ x y))
  (/ 1 (+ x y))
  (/ (+ x y) 1)
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ 1 (sqrt (+ x y)))
  (/ 1 1)
  (/ 1 1)
  (/ (+ x y) (cbrt 1))
  (/ (+ x y) (sqrt 1))
  (/ (+ x y) 1)
  (/ 1 (+ (pow x 3) (pow y 3)))
  (/ 1 (- (* x x) (* y y)))
  0
  0
  0
  0
  0
  0
0.325 * * [simplify]: iteration  0 :  226  enodes  (cost  346 )
0.330 * * [simplify]: iteration  1 :  996  enodes  (cost  296 )
0.346 * * [simplify]: iteration  2 :  3433  enodes  (cost  258 )
0.376 * * [simplify]: iteration  3 :  5001  enodes  (cost  258 )
0.378 * [simplify]: Simplified to:
   (/ x (+ x y))
  (- (log x) (log (+ x y)))
  (- (log x) (log (+ x y)))
  (- (log x) (log (+ x y)))
  (- (log x) (log (+ x y)))
  (- (log x) (log (+ x y)))
  (exp (* x (/ 1 (+ x y))))
  (pow (/ x (+ x y)) 3)
  (pow (/ x (+ x y)) 3)
  (* (cbrt (* x (/ 1 (+ x y)))) (cbrt (* x (/ 1 (+ x y)))))
  (cbrt (* x (/ 1 (+ x y))))
  (pow (/ x (+ x y)) 3)
  (sqrt (* x (/ 1 (+ x y))))
  (sqrt (* x (/ 1 (+ x y))))
  (* (sqrt x) (sqrt (/ 1 (+ x y))))
  (* (sqrt x) (sqrt (/ 1 (+ x y))))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (* x (* (cbrt (/ 1 (+ x y))) (cbrt (/ 1 (+ x y)))))
  (* x (sqrt (/ 1 (+ x y))))
  (/ x (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (sqrt (+ x y)))
  x
  x
  (/ x (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (sqrt (+ x y)))
  x
  x
  (/ x (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (sqrt (+ x y)))
  x
  x
  x
  x
  (/ x (+ (pow x 3) (pow y 3)))
  (/ x (- (* x x) (* y y)))
  (/ (cbrt x) (+ x y))
  (/ (sqrt x) (+ x y))
  (/ x (+ x y))
  x
  (- 1)
  (log (/ 1 (+ x y)))
  (log (/ 1 (+ x y)))
  (log (/ 1 (+ x y)))
  (log (/ 1 (+ x y)))
  (exp (/ 1 (+ x y)))
  (/ 1 (pow (+ x y) 3))
  (* (cbrt (/ 1 (+ x y))) (cbrt (/ 1 (+ x y))))
  (cbrt (/ 1 (+ x y)))
  (/ 1 (pow (+ x y) 3))
  (sqrt (/ 1 (+ x y)))
  (sqrt (/ 1 (+ x y)))
  (- 1)
  (- (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ 1 (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  1
  (/ 1 (+ x y))
  1
  (/ 1 (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ 1 (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  1
  (/ 1 (+ x y))
  1
  (/ 1 (+ x y))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ 1 (cbrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  1
  (/ 1 (+ x y))
  1
  (/ 1 (+ x y))
  (/ 1 (+ x y))
  (+ x y)
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ 1 (sqrt (+ x y)))
  1
  1
  (+ x y)
  (+ x y)
  (+ x y)
  (/ 1 (+ (pow x 3) (pow y 3)))
  (/ 1 (- (* x x) (* y y)))
  0
  0
  0
  0
  0
  0
0.378 * * * [progress]: adding candidates to table
0.471 * * [progress]: iteration 3 / 4
0.471 * * * [progress]: picking best candidate
0.472 * * * * [pick]: Picked  #<alt (λ (x y) (/ 1 (/ (+ x y) x)))>
0.472 * * * [progress]: localizing error
0.477 * * * [progress]: generating rewritten candidates
0.477 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.493 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.519 * * * [progress]: generating series expansions
0.519 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.519 * [approximate]: Taking taylor expansion of (/ x (+ x y)) in (x y) around 0
0.519 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in y
0.519 * [taylor]: Taking taylor expansion of x in y
0.520 * [taylor]: Taking taylor expansion of (+ x y) in y
0.520 * [taylor]: Taking taylor expansion of x in y
0.520 * [taylor]: Taking taylor expansion of y in y
0.520 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.520 * [taylor]: Taking taylor expansion of x in x
0.520 * [taylor]: Taking taylor expansion of (+ x y) in x
0.520 * [taylor]: Taking taylor expansion of x in x
0.520 * [taylor]: Taking taylor expansion of y in x
0.520 * [taylor]: Taking taylor expansion of (/ x (+ x y)) in x
0.520 * [taylor]: Taking taylor expansion of x in x
0.520 * [taylor]: Taking taylor expansion of (+ x y) in x
0.520 * [taylor]: Taking taylor expansion of x in x
0.520 * [taylor]: Taking taylor expansion of y in x
0.520 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.520 * [taylor]: Taking taylor expansion of y in y
0.521 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
0.521 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.521 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.521 * [taylor]: Taking taylor expansion of y in y
0.524 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.524 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.524 * [taylor]: Taking taylor expansion of y in y
0.531 * [approximate]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.531 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
0.531 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
0.531 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.531 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.531 * [taylor]: Taking taylor expansion of y in y
0.531 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.531 * [taylor]: Taking taylor expansion of x in y
0.531 * [taylor]: Taking taylor expansion of x in y
0.531 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in x
0.531 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.531 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.531 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.531 * [taylor]: Taking taylor expansion of y in x
0.531 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.531 * [taylor]: Taking taylor expansion of x in x
0.532 * [taylor]: Taking taylor expansion of x in x
0.533 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in x
0.533 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.533 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.533 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.533 * [taylor]: Taking taylor expansion of y in x
0.533 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.533 * [taylor]: Taking taylor expansion of x in x
0.533 * [taylor]: Taking taylor expansion of x in x
0.535 * [taylor]: Taking taylor expansion of 1 in y
0.536 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.536 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.536 * [taylor]: Taking taylor expansion of y in y
0.539 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.539 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.539 * [taylor]: Taking taylor expansion of y in y
0.543 * [approximate]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.543 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in y
0.543 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
0.543 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.543 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.543 * [taylor]: Taking taylor expansion of y in y
0.543 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.543 * [taylor]: Taking taylor expansion of x in y
0.543 * [taylor]: Taking taylor expansion of x in y
0.543 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in x
0.543 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.543 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.544 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.544 * [taylor]: Taking taylor expansion of y in x
0.544 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.544 * [taylor]: Taking taylor expansion of x in x
0.544 * [taylor]: Taking taylor expansion of x in x
0.545 * [taylor]: Taking taylor expansion of (/ 1 (* (+ (/ 1 y) (/ 1 x)) x)) in x
0.545 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.545 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.545 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.545 * [taylor]: Taking taylor expansion of y in x
0.545 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.545 * [taylor]: Taking taylor expansion of x in x
0.545 * [taylor]: Taking taylor expansion of x in x
0.547 * [taylor]: Taking taylor expansion of 1 in y
0.548 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.548 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.548 * [taylor]: Taking taylor expansion of y in y
0.551 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.551 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.551 * [taylor]: Taking taylor expansion of y in y
0.555 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.555 * [approximate]: Taking taylor expansion of (/ (+ x y) x) in (x y) around 0
0.555 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in y
0.555 * [taylor]: Taking taylor expansion of (+ x y) in y
0.555 * [taylor]: Taking taylor expansion of x in y
0.555 * [taylor]: Taking taylor expansion of y in y
0.555 * [taylor]: Taking taylor expansion of x in y
0.555 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in x
0.555 * [taylor]: Taking taylor expansion of (+ x y) in x
0.555 * [taylor]: Taking taylor expansion of x in x
0.555 * [taylor]: Taking taylor expansion of y in x
0.555 * [taylor]: Taking taylor expansion of x in x
0.555 * [taylor]: Taking taylor expansion of (/ (+ x y) x) in x
0.555 * [taylor]: Taking taylor expansion of (+ x y) in x
0.555 * [taylor]: Taking taylor expansion of x in x
0.555 * [taylor]: Taking taylor expansion of y in x
0.555 * [taylor]: Taking taylor expansion of x in x
0.556 * [taylor]: Taking taylor expansion of y in y
0.556 * [taylor]: Taking taylor expansion of 1 in y
0.557 * [taylor]: Taking taylor expansion of 0 in y
0.558 * [taylor]: Taking taylor expansion of 0 in y
0.559 * [approximate]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in (x y) around 0
0.559 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
0.559 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.559 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.559 * [taylor]: Taking taylor expansion of y in y
0.559 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.559 * [taylor]: Taking taylor expansion of x in y
0.559 * [taylor]: Taking taylor expansion of x in y
0.559 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.559 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.559 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.559 * [taylor]: Taking taylor expansion of y in x
0.559 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.559 * [taylor]: Taking taylor expansion of x in x
0.559 * [taylor]: Taking taylor expansion of x in x
0.559 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.559 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.559 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.559 * [taylor]: Taking taylor expansion of y in x
0.559 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.559 * [taylor]: Taking taylor expansion of x in x
0.560 * [taylor]: Taking taylor expansion of x in x
0.560 * [taylor]: Taking taylor expansion of 0 in y
0.561 * [taylor]: Taking taylor expansion of 1 in y
0.562 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.562 * [taylor]: Taking taylor expansion of y in y
0.564 * [taylor]: Taking taylor expansion of 0 in y
0.565 * [taylor]: Taking taylor expansion of 0 in y
0.566 * [approximate]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in (x y) around 0
0.566 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in y
0.566 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y
0.566 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.566 * [taylor]: Taking taylor expansion of y in y
0.566 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.566 * [taylor]: Taking taylor expansion of x in y
0.566 * [taylor]: Taking taylor expansion of x in y
0.566 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.566 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.567 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.567 * [taylor]: Taking taylor expansion of y in x
0.567 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.567 * [taylor]: Taking taylor expansion of x in x
0.567 * [taylor]: Taking taylor expansion of x in x
0.567 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) x) in x
0.567 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x
0.567 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.567 * [taylor]: Taking taylor expansion of y in x
0.567 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.567 * [taylor]: Taking taylor expansion of x in x
0.567 * [taylor]: Taking taylor expansion of x in x
0.568 * [taylor]: Taking taylor expansion of 0 in y
0.568 * [taylor]: Taking taylor expansion of 1 in y
0.569 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.569 * [taylor]: Taking taylor expansion of y in y
0.571 * [taylor]: Taking taylor expansion of 0 in y
0.576 * [taylor]: Taking taylor expansion of 0 in y
0.577 * * * [progress]: simplifying candidates
0.578 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- 1)
  (- (- (log (+ x y)) (log x)))
  (- (log (/ (+ x y) x)))
  (- 0 (- (log (+ x y)) (log x)))
  (- 0 (log (/ (+ x y) x)))
  (- (log 1) (- (log (+ x y)) (log x)))
  (- (log 1) (log (/ (+ x y) x)))
  (log (/ 1 (/ (+ x y) x)))
  (exp (/ 1 (/ (+ x y) x)))
  (/ (* (* 1 1) 1) (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* x x) x)))
  (/ (* (* 1 1) 1) (* (* (/ (+ x y) x) (/ (+ x y) x)) (/ (+ x y) x)))
  (* (cbrt (/ 1 (/ (+ x y) x))) (cbrt (/ 1 (/ (+ x y) x))))
  (cbrt (/ 1 (/ (+ x y) x)))
  (* (* (/ 1 (/ (+ x y) x)) (/ 1 (/ (+ x y) x))) (/ 1 (/ (+ x y) x)))
  (sqrt (/ 1 (/ (+ x y) x)))
  (sqrt (/ 1 (/ (+ x y) x)))
  (- 1)
  (- (/ (+ x y) x))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (/ (+ x y) x)) (cbrt (/ (+ x y) x))))
  (/ (cbrt 1) (cbrt (/ (+ x y) x)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (/ (+ x y) x)))
  (/ (cbrt 1) (sqrt (/ (+ x y) x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (cbrt (+ x y)) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt x)))
  (/ (cbrt 1) (/ (cbrt (+ x y)) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1))
  (/ (cbrt 1) (/ (cbrt (+ x y)) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ x y)) (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (sqrt (+ x y)) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ x y)) (sqrt x)))
  (/ (cbrt 1) (/ (sqrt (+ x y)) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ (sqrt (+ x y)) 1))
  (/ (cbrt 1) (/ (sqrt (+ x y)) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (+ x y) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt x)))
  (/ (cbrt 1) (/ (+ x y) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (+ x y) x))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (cbrt 1) (/ (+ x y) (cbrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 (sqrt x)))
  (/ (cbrt 1) (/ (+ x y) (sqrt x)))
  (/ (* (cbrt 1) (cbrt 1)) (/ 1 1))
  (/ (cbrt 1) (/ (+ x y) x))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (/ (+ x y) x))
  (/ (* (cbrt 1) (cbrt 1)) (+ x y))
  (/ (cbrt 1) (/ 1 x))
  (/ (sqrt 1) (* (cbrt (/ (+ x y) x)) (cbrt (/ (+ x y) x))))
  (/ (sqrt 1) (cbrt (/ (+ x y) x)))
  (/ (sqrt 1) (sqrt (/ (+ x y) x)))
  (/ (sqrt 1) (sqrt (/ (+ x y) x)))
  (/ (sqrt 1) (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (cbrt (+ x y)) (cbrt x)))
  (/ (sqrt 1) (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt x)))
  (/ (sqrt 1) (/ (cbrt (+ x y)) (sqrt x)))
  (/ (sqrt 1) (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1))
  (/ (sqrt 1) (/ (cbrt (+ x y)) x))
  (/ (sqrt 1) (/ (sqrt (+ x y)) (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (sqrt (+ x y)) (cbrt x)))
  (/ (sqrt 1) (/ (sqrt (+ x y)) (sqrt x)))
  (/ (sqrt 1) (/ (sqrt (+ x y)) (sqrt x)))
  (/ (sqrt 1) (/ (sqrt (+ x y)) 1))
  (/ (sqrt 1) (/ (sqrt (+ x y)) x))
  (/ (sqrt 1) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (+ x y) (cbrt x)))
  (/ (sqrt 1) (/ 1 (sqrt x)))
  (/ (sqrt 1) (/ (+ x y) (sqrt x)))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (+ x y) x))
  (/ (sqrt 1) (/ 1 (* (cbrt x) (cbrt x))))
  (/ (sqrt 1) (/ (+ x y) (cbrt x)))
  (/ (sqrt 1) (/ 1 (sqrt x)))
  (/ (sqrt 1) (/ (+ x y) (sqrt x)))
  (/ (sqrt 1) (/ 1 1))
  (/ (sqrt 1) (/ (+ x y) x))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (/ (+ x y) x))
  (/ (sqrt 1) (+ x y))
  (/ (sqrt 1) (/ 1 x))
  (/ 1 (* (cbrt (/ (+ x y) x)) (cbrt (/ (+ x y) x))))
  (/ 1 (cbrt (/ (+ x y) x)))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ 1 (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (cbrt (+ x y)) (cbrt x)))
  (/ 1 (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt x)))
  (/ 1 (/ (cbrt (+ x y)) (sqrt x)))
  (/ 1 (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1))
  (/ 1 (/ (cbrt (+ x y)) x))
  (/ 1 (/ (sqrt (+ x y)) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (sqrt (+ x y)) (cbrt x)))
  (/ 1 (/ (sqrt (+ x y)) (sqrt x)))
  (/ 1 (/ (sqrt (+ x y)) (sqrt x)))
  (/ 1 (/ (sqrt (+ x y)) 1))
  (/ 1 (/ (sqrt (+ x y)) x))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ (+ x y) (cbrt x)))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ (+ x y) (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ (+ x y) x))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ (+ x y) (cbrt x)))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ (+ x y) (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ (+ x y) x))
  (/ 1 1)
  (/ 1 (/ (+ x y) x))
  (/ 1 (+ x y))
  (/ 1 (/ 1 x))
  (/ 1 (/ (+ x y) x))
  (/ (/ (+ x y) x) 1)
  (/ 1 (* (cbrt (/ (+ x y) x)) (cbrt (/ (+ x y) x))))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ 1 (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt x)))
  (/ 1 (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1))
  (/ 1 (/ (sqrt (+ x y)) (* (cbrt x) (cbrt x))))
  (/ 1 (/ (sqrt (+ x y)) (sqrt x)))
  (/ 1 (/ (sqrt (+ x y)) 1))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 (/ 1 (* (cbrt x) (cbrt x))))
  (/ 1 (/ 1 (sqrt x)))
  (/ 1 (/ 1 1))
  (/ 1 1)
  (/ 1 (+ x y))
  (/ (/ (+ x y) x) (cbrt 1))
  (/ (/ (+ x y) x) (sqrt 1))
  (/ (/ (+ x y) x) 1)
  (/ 1 (+ x y))
  (- (log (+ x y)) (log x))
  (log (/ (+ x y) x))
  (exp (/ (+ x y) x))
  (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* x x) x))
  (* (cbrt (/ (+ x y) x)) (cbrt (/ (+ x y) x)))
  (cbrt (/ (+ x y) x))
  (* (* (/ (+ x y) x) (/ (+ x y) x)) (/ (+ x y) x))
  (sqrt (/ (+ x y) x))
  (sqrt (/ (+ x y) x))
  (- (+ x y))
  (- x)
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (+ x y)) (cbrt x))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt x))
  (/ (cbrt (+ x y)) (sqrt x))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) x)
  (/ (sqrt (+ x y)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (+ x y)) (cbrt x))
  (/ (sqrt (+ x y)) (sqrt x))
  (/ (sqrt (+ x y)) (sqrt x))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (+ x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ x y) (sqrt x))
  (/ 1 1)
  (/ (+ x y) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (+ x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ x y) (sqrt x))
  (/ 1 1)
  (/ (+ x y) x)
  (/ 1 x)
  (/ x (+ x y))
  (/ (+ x y) (* (cbrt x) (cbrt x)))
  (/ (+ x y) (sqrt x))
  (/ (+ x y) 1)
  (/ x (cbrt (+ x y)))
  (/ x (sqrt (+ x y)))
  (/ x (+ x y))
  (/ x (+ x y))
  (* x (+ (* x x) (- (* y y) (* x y))))
  (* x (- x y))
  0
  0
  0
  (+ (/ y x) 1)
  (+ (/ y x) 1)
  (+ (/ y x) 1)
0.584 * * [simplify]: iteration  0 :  346  enodes  (cost  800 )
0.592 * * [simplify]: iteration  1 :  1531  enodes  (cost  702 )
0.615 * * [simplify]: iteration  2 :  5001  enodes  (cost  612 )
0.619 * [simplify]: Simplified to:
   (- 1)
  (log (/ 1 (/ (+ x y) x)))
  (log (/ 1 (/ (+ x y) x)))
  (log (/ 1 (/ (+ x y) x)))
  (log (/ 1 (/ (+ x y) x)))
  (log (/ 1 (/ (+ x y) x)))
  (log (/ 1 (/ (+ x y) x)))
  (log (/ 1 (/ (+ x y) x)))
  (exp (/ 1 (/ (+ x y) x)))
  (/ 1 (pow (/ (+ x y) x) 3))
  (/ 1 (pow (/ (+ x y) x) 3))
  (* (cbrt (/ 1 (/ (+ x y) x))) (cbrt (/ 1 (/ (+ x y) x))))
  (cbrt (/ 1 (/ (+ x y) x)))
  (/ 1 (pow (/ (+ x y) x) 3))
  (sqrt (/ 1 (/ (+ x y) x)))
  (sqrt (/ 1 (/ (+ x y) x)))
  (- 1)
  (- (/ (+ x y) x))
  (/ (/ 1 (cbrt (/ (+ x y) x))) (cbrt (/ (+ x y) x)))
  (/ 1 (cbrt (/ (+ x y) x)))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (cbrt x) (cbrt (+ x y)))
  (/ (sqrt x) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (sqrt x) (cbrt (+ x y)))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (cbrt (+ x y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ x y)))
  (/ (cbrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ x (sqrt (+ x y)))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (+ x y) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (+ x y) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  1
  (/ x (+ x y))
  (/ 1 (+ x y))
  x
  (/ (/ 1 (cbrt (/ (+ x y) x))) (cbrt (/ (+ x y) x)))
  (/ 1 (cbrt (/ (+ x y) x)))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (cbrt x) (cbrt (+ x y)))
  (/ (sqrt x) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (sqrt x) (cbrt (+ x y)))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (cbrt (+ x y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ x y)))
  (/ (cbrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ x (sqrt (+ x y)))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (+ x y) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (+ x y) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  1
  (/ x (+ x y))
  (/ 1 (+ x y))
  x
  (/ (/ 1 (cbrt (/ (+ x y) x))) (cbrt (/ (+ x y) x)))
  (/ 1 (cbrt (/ (+ x y) x)))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (cbrt x) (cbrt (+ x y)))
  (/ (sqrt x) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (sqrt x) (cbrt (+ x y)))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ x (cbrt (+ x y)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ x y)))
  (/ (cbrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (/ x (sqrt (+ x y)))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (+ x y) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  (* (cbrt x) (cbrt x))
  (/ 1 (/ (+ x y) (cbrt x)))
  (sqrt x)
  (/ (sqrt x) (+ x y))
  1
  (/ x (+ x y))
  1
  (/ x (+ x y))
  (/ 1 (+ x y))
  x
  (/ x (+ x y))
  (/ (+ x y) x)
  (/ (/ 1 (cbrt (/ (+ x y) x))) (cbrt (/ (+ x y) x)))
  (/ 1 (sqrt (/ (+ x y) x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (sqrt x) (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ 1 (* (cbrt (+ x y)) (cbrt (+ x y))))
  (/ (* (cbrt x) (cbrt x)) (sqrt (+ x y)))
  (/ (sqrt x) (sqrt (+ x y)))
  (/ 1 (sqrt (+ x y)))
  (* (cbrt x) (cbrt x))
  (sqrt x)
  1
  (* (cbrt x) (cbrt x))
  (sqrt x)
  1
  1
  (/ 1 (+ x y))
  (/ (+ x y) x)
  (/ (+ x y) x)
  (/ (+ x y) x)
  (/ 1 (+ x y))
  (log (/ (+ x y) x))
  (log (/ (+ x y) x))
  (exp (/ (+ x y) x))
  (pow (/ (+ x y) x) 3)
  (* (cbrt (/ (+ x y) x)) (cbrt (/ (+ x y) x)))
  (cbrt (/ (+ x y) x))
  (pow (/ (+ x y) x) 3)
  (sqrt (/ (+ x y) x))
  (sqrt (/ (+ x y) x))
  (- (+ x y))
  (- x)
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt x) (cbrt x)))
  (/ (cbrt (+ x y)) (cbrt x))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt x))
  (/ (cbrt (+ x y)) (sqrt x))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) x)
  (/ (sqrt (+ x y)) (* (cbrt x) (cbrt x)))
  (/ (sqrt (+ x y)) (cbrt x))
  (/ (sqrt (+ x y)) (sqrt x))
  (/ (sqrt (+ x y)) (sqrt x))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (+ x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ x y) (sqrt x))
  1
  (/ (+ x y) x)
  (/ 1 (* (cbrt x) (cbrt x)))
  (/ (+ x y) (cbrt x))
  (/ 1 (sqrt x))
  (/ (+ x y) (sqrt x))
  1
  (/ (+ x y) x)
  (/ 1 x)
  (/ x (+ x y))
  (/ (+ x y) (* (cbrt x) (cbrt x)))
  (/ (+ x y) (sqrt x))
  (+ x y)
  (/ x (cbrt (+ x y)))
  (/ x (sqrt (+ x y)))
  (/ x (+ x y))
  (/ x (+ x y))
  (* (+ (* y (- y x)) (* x x)) x)
  (* x (- x y))
  0
  0
  0
  (+ (/ y x) 1)
  (+ (/ y x) 1)
  (+ (/ y x) 1)
0.619 * * * [progress]: adding candidates to table
0.748 * [progress]: [Phase 3 of 3] Extracting.
0.748 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ 1 (/ (+ x y) x)))> #<alt (λ (x y) (* x (/ 1 (+ x y))))> #<alt (λ (x y) (/ x (+ x y)))>)
0.748 * * * [regime-changes]: Trying 3 branch expressions: ((/ x (+ x y)) y x)
0.748 * * * * [regimes]: Trying to branch on (/ x (+ x y)) from (#<alt (λ (x y) (/ 1 (/ (+ x y) x)))> #<alt (λ (x y) (* x (/ 1 (+ x y))))> #<alt (λ (x y) (/ x (+ x y)))>)
0.761 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ 1 (/ (+ x y) x)))> #<alt (λ (x y) (* x (/ 1 (+ x y))))> #<alt (λ (x y) (/ x (+ x y)))>)
0.772 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ 1 (/ (+ x y) x)))> #<alt (λ (x y) (* x (/ 1 (+ x y))))> #<alt (λ (x y) (/ x (+ x y)))>)
0.784 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
0.784 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ x (+ x y))
0.785 * * [simplify]: iteration  0 :  5  enodes  (cost  2 )
0.785 * * [simplify]: iteration  1 :  5  enodes  (cost  2 )
0.785 * [simplify]: Simplified to:
   (/ x (+ x y))
1.135 * [regime-testing]: Baseline error score: 0.01487685960745093
1.136 * [regime-testing]: Oracle error score: 0.005875734466808351
1.138 * [regime-testing]: End program error score: 0.01487685960745093