2.566 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.016 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.018 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ x (* (- 1.0 x) (- 1.0 y)))
0.019 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.020 * * [simplify]: iteration  1 :  13  enodes  (cost  9 )
0.021 * * [simplify]: iteration  2 :  27  enodes  (cost  9 )
0.025 * * [simplify]: iteration  3 :  69  enodes  (cost  9 )
0.036 * * [simplify]: iteration  4 :  173  enodes  (cost  9 )
0.072 * * [simplify]: iteration  5 :  386  enodes  (cost  9 )
0.165 * * [simplify]: iteration  6 :  732  enodes  (cost  9 )
0.362 * * [simplify]: iteration  7 :  1301  enodes  (cost  9 )
0.763 * * [simplify]: iteration  8 :  2356  enodes  (cost  9 )
1.888 * * [simplify]: iteration  9 :  3612  enodes  (cost  9 )
4.809 * * [simplify]: iteration  10 :  4225  enodes  (cost  9 )
8.734 * * [simplify]: iteration  11 :  4783  enodes  (cost  9 )
12.310 * * [simplify]: iteration  done :  5000  enodes  (cost  9 )
12.310 * [simplify]: Simplified to:
   (+ x (* (- 1.0 x) (- 1.0 y)))
12.310 * * [progress]: iteration 1 / 4
12.310 * * * [progress]: picking best candidate
12.311 * * * * [pick]: Picked  #<alt (λ (x y) (+ x (* (- 1.0 x) (- 1.0 y))))>
12.311 * * * [progress]: localizing error
12.317 * * * [progress]: generating rewritten candidates
12.317 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
12.320 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
12.338 * * * [progress]: generating series expansions
12.338 * * * * [progress]: [ 1 / 2 ] generating series at (2)
12.338 * [approximate]: Taking taylor expansion of (- (+ (* x y) 1.0) (* 1.0 y)) in (x y) around 0
12.338 * [taylor]: Taking taylor expansion of (- (+ (* x y) 1.0) (* 1.0 y)) in y
12.338 * [taylor]: Taking taylor expansion of (+ (* x y) 1.0) in y
12.338 * [taylor]: Taking taylor expansion of (* x y) in y
12.338 * [taylor]: Taking taylor expansion of x in y
12.338 * [taylor]: Taking taylor expansion of y in y
12.338 * [taylor]: Taking taylor expansion of 1.0 in y
12.338 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
12.338 * [taylor]: Taking taylor expansion of 1.0 in y
12.338 * [taylor]: Taking taylor expansion of y in y
12.338 * [taylor]: Taking taylor expansion of (- (+ (* x y) 1.0) (* 1.0 y)) in x
12.338 * [taylor]: Taking taylor expansion of (+ (* x y) 1.0) in x
12.338 * [taylor]: Taking taylor expansion of (* x y) in x
12.338 * [taylor]: Taking taylor expansion of x in x
12.338 * [taylor]: Taking taylor expansion of y in x
12.338 * [taylor]: Taking taylor expansion of 1.0 in x
12.338 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
12.338 * [taylor]: Taking taylor expansion of 1.0 in x
12.338 * [taylor]: Taking taylor expansion of y in x
12.338 * [taylor]: Taking taylor expansion of (- (+ (* x y) 1.0) (* 1.0 y)) in x
12.338 * [taylor]: Taking taylor expansion of (+ (* x y) 1.0) in x
12.338 * [taylor]: Taking taylor expansion of (* x y) in x
12.338 * [taylor]: Taking taylor expansion of x in x
12.338 * [taylor]: Taking taylor expansion of y in x
12.338 * [taylor]: Taking taylor expansion of 1.0 in x
12.338 * [taylor]: Taking taylor expansion of (* 1.0 y) in x
12.338 * [taylor]: Taking taylor expansion of 1.0 in x
12.338 * [taylor]: Taking taylor expansion of y in x
12.339 * [taylor]: Taking taylor expansion of (- 1.0 (* 1.0 y)) in y
12.339 * [taylor]: Taking taylor expansion of 1.0 in y
12.339 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
12.339 * [taylor]: Taking taylor expansion of 1.0 in y
12.339 * [taylor]: Taking taylor expansion of y in y
12.341 * [taylor]: Taking taylor expansion of y in y
12.344 * [taylor]: Taking taylor expansion of 0 in y
12.345 * [approximate]: Taking taylor expansion of (- (+ 1.0 (/ 1 (* x y))) (* 1.0 (/ 1 y))) in (x y) around 0
12.345 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 (* x y))) (* 1.0 (/ 1 y))) in y
12.345 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 (* x y))) in y
12.345 * [taylor]: Taking taylor expansion of 1.0 in y
12.345 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
12.345 * [taylor]: Taking taylor expansion of (* x y) in y
12.345 * [taylor]: Taking taylor expansion of x in y
12.345 * [taylor]: Taking taylor expansion of y in y
12.345 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
12.345 * [taylor]: Taking taylor expansion of 1.0 in y
12.345 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.345 * [taylor]: Taking taylor expansion of y in y
12.346 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 (* x y))) (* 1.0 (/ 1 y))) in x
12.346 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 (* x y))) in x
12.346 * [taylor]: Taking taylor expansion of 1.0 in x
12.346 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
12.346 * [taylor]: Taking taylor expansion of (* x y) in x
12.346 * [taylor]: Taking taylor expansion of x in x
12.346 * [taylor]: Taking taylor expansion of y in x
12.346 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
12.346 * [taylor]: Taking taylor expansion of 1.0 in x
12.346 * [taylor]: Taking taylor expansion of (/ 1 y) in x
12.346 * [taylor]: Taking taylor expansion of y in x
12.346 * [taylor]: Taking taylor expansion of (- (+ 1.0 (/ 1 (* x y))) (* 1.0 (/ 1 y))) in x
12.346 * [taylor]: Taking taylor expansion of (+ 1.0 (/ 1 (* x y))) in x
12.346 * [taylor]: Taking taylor expansion of 1.0 in x
12.346 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
12.346 * [taylor]: Taking taylor expansion of (* x y) in x
12.346 * [taylor]: Taking taylor expansion of x in x
12.346 * [taylor]: Taking taylor expansion of y in x
12.347 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
12.347 * [taylor]: Taking taylor expansion of 1.0 in x
12.347 * [taylor]: Taking taylor expansion of (/ 1 y) in x
12.347 * [taylor]: Taking taylor expansion of y in x
12.347 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.347 * [taylor]: Taking taylor expansion of y in y
12.348 * [taylor]: Taking taylor expansion of (- 1.0 (* 1.0 (/ 1 y))) in y
12.348 * [taylor]: Taking taylor expansion of 1.0 in y
12.348 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
12.348 * [taylor]: Taking taylor expansion of 1.0 in y
12.348 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.348 * [taylor]: Taking taylor expansion of y in y
12.352 * [taylor]: Taking taylor expansion of 0 in y
12.354 * [approximate]: Taking taylor expansion of (+ 1.0 (+ (/ 1 (* x y)) (* 1.0 (/ 1 y)))) in (x y) around 0
12.354 * [taylor]: Taking taylor expansion of (+ 1.0 (+ (/ 1 (* x y)) (* 1.0 (/ 1 y)))) in y
12.354 * [taylor]: Taking taylor expansion of 1.0 in y
12.354 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 y))) in y
12.354 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
12.354 * [taylor]: Taking taylor expansion of (* x y) in y
12.354 * [taylor]: Taking taylor expansion of x in y
12.354 * [taylor]: Taking taylor expansion of y in y
12.354 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
12.354 * [taylor]: Taking taylor expansion of 1.0 in y
12.354 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.354 * [taylor]: Taking taylor expansion of y in y
12.355 * [taylor]: Taking taylor expansion of (+ 1.0 (+ (/ 1 (* x y)) (* 1.0 (/ 1 y)))) in x
12.355 * [taylor]: Taking taylor expansion of 1.0 in x
12.355 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 y))) in x
12.355 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
12.355 * [taylor]: Taking taylor expansion of (* x y) in x
12.355 * [taylor]: Taking taylor expansion of x in x
12.355 * [taylor]: Taking taylor expansion of y in x
12.355 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
12.355 * [taylor]: Taking taylor expansion of 1.0 in x
12.355 * [taylor]: Taking taylor expansion of (/ 1 y) in x
12.355 * [taylor]: Taking taylor expansion of y in x
12.355 * [taylor]: Taking taylor expansion of (+ 1.0 (+ (/ 1 (* x y)) (* 1.0 (/ 1 y)))) in x
12.355 * [taylor]: Taking taylor expansion of 1.0 in x
12.355 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 y))) in x
12.355 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
12.355 * [taylor]: Taking taylor expansion of (* x y) in x
12.355 * [taylor]: Taking taylor expansion of x in x
12.355 * [taylor]: Taking taylor expansion of y in x
12.356 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in x
12.356 * [taylor]: Taking taylor expansion of 1.0 in x
12.356 * [taylor]: Taking taylor expansion of (/ 1 y) in x
12.356 * [taylor]: Taking taylor expansion of y in x
12.356 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.356 * [taylor]: Taking taylor expansion of y in y
12.357 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 y)) 1.0) in y
12.357 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
12.357 * [taylor]: Taking taylor expansion of 1.0 in y
12.357 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.357 * [taylor]: Taking taylor expansion of y in y
12.357 * [taylor]: Taking taylor expansion of 1.0 in y
12.360 * [taylor]: Taking taylor expansion of 0 in y
12.361 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
12.361 * [approximate]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in (x y) around 0
12.361 * [taylor]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in y
12.361 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
12.361 * [taylor]: Taking taylor expansion of 1.0 in y
12.361 * [taylor]: Taking taylor expansion of y in y
12.361 * [taylor]: Taking taylor expansion of (- 1.0 x) in y
12.361 * [taylor]: Taking taylor expansion of 1.0 in y
12.362 * [taylor]: Taking taylor expansion of x in y
12.362 * [taylor]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in x
12.362 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
12.362 * [taylor]: Taking taylor expansion of 1.0 in x
12.362 * [taylor]: Taking taylor expansion of y in x
12.362 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
12.362 * [taylor]: Taking taylor expansion of 1.0 in x
12.362 * [taylor]: Taking taylor expansion of x in x
12.362 * [taylor]: Taking taylor expansion of (* (- 1.0 y) (- 1.0 x)) in x
12.362 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
12.362 * [taylor]: Taking taylor expansion of 1.0 in x
12.362 * [taylor]: Taking taylor expansion of y in x
12.362 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
12.362 * [taylor]: Taking taylor expansion of 1.0 in x
12.362 * [taylor]: Taking taylor expansion of x in x
12.362 * [taylor]: Taking taylor expansion of (* 1.0 (- 1.0 y)) in y
12.362 * [taylor]: Taking taylor expansion of 1.0 in y
12.362 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
12.362 * [taylor]: Taking taylor expansion of 1.0 in y
12.362 * [taylor]: Taking taylor expansion of y in y
12.368 * [taylor]: Taking taylor expansion of (- y 1.0) in y
12.368 * [taylor]: Taking taylor expansion of y in y
12.368 * [taylor]: Taking taylor expansion of 1.0 in y
12.371 * [approximate]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) (- 1.0 (/ 1 y))) in (x y) around 0
12.371 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) (- 1.0 (/ 1 y))) in y
12.371 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in y
12.371 * [taylor]: Taking taylor expansion of 1.0 in y
12.371 * [taylor]: Taking taylor expansion of (/ 1 x) in y
12.371 * [taylor]: Taking taylor expansion of x in y
12.371 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
12.371 * [taylor]: Taking taylor expansion of 1.0 in y
12.371 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.371 * [taylor]: Taking taylor expansion of y in y
12.372 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) (- 1.0 (/ 1 y))) in x
12.372 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
12.372 * [taylor]: Taking taylor expansion of 1.0 in x
12.372 * [taylor]: Taking taylor expansion of (/ 1 x) in x
12.372 * [taylor]: Taking taylor expansion of x in x
12.372 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
12.372 * [taylor]: Taking taylor expansion of 1.0 in x
12.372 * [taylor]: Taking taylor expansion of (/ 1 y) in x
12.372 * [taylor]: Taking taylor expansion of y in x
12.372 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) (- 1.0 (/ 1 y))) in x
12.372 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
12.372 * [taylor]: Taking taylor expansion of 1.0 in x
12.372 * [taylor]: Taking taylor expansion of (/ 1 x) in x
12.372 * [taylor]: Taking taylor expansion of x in x
12.373 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
12.373 * [taylor]: Taking taylor expansion of 1.0 in x
12.373 * [taylor]: Taking taylor expansion of (/ 1 y) in x
12.373 * [taylor]: Taking taylor expansion of y in x
12.373 * [taylor]: Taking taylor expansion of (* -1 (- 1.0 (/ 1 y))) in y
12.373 * [taylor]: Taking taylor expansion of -1 in y
12.373 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
12.373 * [taylor]: Taking taylor expansion of 1.0 in y
12.373 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.373 * [taylor]: Taking taylor expansion of y in y
12.376 * [taylor]: Taking taylor expansion of (- 1.0 (* 1.0 (/ 1 y))) in y
12.376 * [taylor]: Taking taylor expansion of 1.0 in y
12.376 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
12.376 * [taylor]: Taking taylor expansion of 1.0 in y
12.376 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.376 * [taylor]: Taking taylor expansion of y in y
12.381 * [approximate]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) (+ (/ 1 y) 1.0)) in (x y) around 0
12.381 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) (+ (/ 1 y) 1.0)) in y
12.381 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in y
12.381 * [taylor]: Taking taylor expansion of (/ 1 x) in y
12.381 * [taylor]: Taking taylor expansion of x in y
12.381 * [taylor]: Taking taylor expansion of 1.0 in y
12.381 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
12.381 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.381 * [taylor]: Taking taylor expansion of y in y
12.381 * [taylor]: Taking taylor expansion of 1.0 in y
12.381 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) (+ (/ 1 y) 1.0)) in x
12.381 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
12.381 * [taylor]: Taking taylor expansion of (/ 1 x) in x
12.381 * [taylor]: Taking taylor expansion of x in x
12.381 * [taylor]: Taking taylor expansion of 1.0 in x
12.381 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
12.382 * [taylor]: Taking taylor expansion of (/ 1 y) in x
12.382 * [taylor]: Taking taylor expansion of y in x
12.382 * [taylor]: Taking taylor expansion of 1.0 in x
12.382 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) (+ (/ 1 y) 1.0)) in x
12.382 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
12.382 * [taylor]: Taking taylor expansion of (/ 1 x) in x
12.382 * [taylor]: Taking taylor expansion of x in x
12.382 * [taylor]: Taking taylor expansion of 1.0 in x
12.382 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
12.382 * [taylor]: Taking taylor expansion of (/ 1 y) in x
12.382 * [taylor]: Taking taylor expansion of y in x
12.382 * [taylor]: Taking taylor expansion of 1.0 in x
12.382 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
12.382 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.382 * [taylor]: Taking taylor expansion of y in y
12.383 * [taylor]: Taking taylor expansion of 1.0 in y
12.384 * [taylor]: Taking taylor expansion of (+ (* 1.0 (/ 1 y)) 1.0) in y
12.384 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 y)) in y
12.384 * [taylor]: Taking taylor expansion of 1.0 in y
12.384 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.384 * [taylor]: Taking taylor expansion of y in y
12.385 * [taylor]: Taking taylor expansion of 1.0 in y
12.386 * * * [progress]: simplifying candidates
12.387 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (exp x) (exp (* (- 1.0 x) (- 1.0 y))))
  (log (+ x (* (- 1.0 x) (- 1.0 y))))
  (exp (+ x (* (- 1.0 x) (- 1.0 y))))
  (* (cbrt (+ x (* (- 1.0 x) (- 1.0 y)))) (cbrt (+ x (* (- 1.0 x) (- 1.0 y)))))
  (cbrt (+ x (* (- 1.0 x) (- 1.0 y))))
  (* (* (+ x (* (- 1.0 x) (- 1.0 y))) (+ x (* (- 1.0 x) (- 1.0 y)))) (+ x (* (- 1.0 x) (- 1.0 y))))
  (sqrt (+ x (* (- 1.0 x) (- 1.0 y))))
  (sqrt (+ x (* (- 1.0 x) (- 1.0 y))))
  (+ (pow x 3) (pow (* (- 1.0 x) (- 1.0 y)) 3))
  (+ (* x x) (- (* (* (- 1.0 x) (- 1.0 y)) (* (- 1.0 x) (- 1.0 y))) (* x (* (- 1.0 x) (- 1.0 y)))))
  (- (* x x) (* (* (- 1.0 x) (- 1.0 y)) (* (- 1.0 x) (- 1.0 y))))
  (- x (* (- 1.0 x) (- 1.0 y)))
  (+ x (* (- 1.0 x) 1.0))
  (+ x (* (- 1.0 x) 1.0))
  (+ x (* 1.0 (- 1.0 x)))
  (+ x (* 1.0 (- 1.0 x)))
  (* (- 1.0 x) (- 1.0 y))
  (+ (log (- 1.0 x)) (log (- 1.0 y)))
  (log (* (- 1.0 x) (- 1.0 y)))
  (exp (* (- 1.0 x) (- 1.0 y)))
  (* (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)) (* (* (- 1.0 y) (- 1.0 y)) (- 1.0 y)))
  (* (cbrt (* (- 1.0 x) (- 1.0 y))) (cbrt (* (- 1.0 x) (- 1.0 y))))
  (cbrt (* (- 1.0 x) (- 1.0 y)))
  (* (* (* (- 1.0 x) (- 1.0 y)) (* (- 1.0 x) (- 1.0 y))) (* (- 1.0 x) (- 1.0 y)))
  (sqrt (* (- 1.0 x) (- 1.0 y)))
  (sqrt (* (- 1.0 x) (- 1.0 y)))
  (* (- (pow 1.0 3) (pow x 3)) (- (pow 1.0 3) (pow y 3)))
  (* (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x))) (+ (* 1.0 1.0) (+ (* y y) (* 1.0 y))))
  (* (- (pow 1.0 3) (pow x 3)) (- (* 1.0 1.0) (* y y)))
  (* (+ (* 1.0 1.0) (+ (* x x) (* 1.0 x))) (+ 1.0 y))
  (* (- (* 1.0 1.0) (* x x)) (- (pow 1.0 3) (pow y 3)))
  (* (+ 1.0 x) (+ (* 1.0 1.0) (+ (* y y) (* 1.0 y))))
  (* (- (* 1.0 1.0) (* x x)) (- (* 1.0 1.0) (* y y)))
  (* (+ 1.0 x) (+ 1.0 y))
  (* (sqrt (- 1.0 x)) (sqrt (- 1.0 y)))
  (* (sqrt (- 1.0 x)) (sqrt (- 1.0 y)))
  (* (- 1.0 x) 1.0)
  (* (- 1.0 x) (- y))
  (* (- 1.0 x) 1.0)
  (* (- 1.0 x) (- y))
  (* 1.0 (- 1.0 x))
  (* (- y) (- 1.0 x))
  (* 1.0 (- 1.0 x))
  (* (- y) (- 1.0 x))
  (* (- 1.0 x) (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (* (- 1.0 x) (sqrt (- 1.0 y)))
  (* (- 1.0 x) 1)
  (* (- 1.0 x) (+ (sqrt 1.0) (sqrt y)))
  (* (- 1.0 x) 1)
  (* (cbrt (- 1.0 x)) (- 1.0 y))
  (* (sqrt (- 1.0 x)) (- 1.0 y))
  (* (- 1.0 x) (- 1.0 y))
  (* (- (sqrt 1.0) (sqrt x)) (- 1.0 y))
  (* (- 1.0 x) (- 1.0 y))
  (* (- 1.0 x) (- (pow 1.0 3) (pow y 3)))
  (* (- 1.0 x) (- (* 1.0 1.0) (* y y)))
  (* (- (pow 1.0 3) (pow x 3)) (- 1.0 y))
  (* (- (* 1.0 1.0) (* x x)) (- 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- (+ (* x y) 1.0) (* 1.0 y))
  (- 1.0 (+ (* 1.0 x) (* 1.0 y)))
  (- (* x y) (+ (* 1.0 x) (* 1.0 y)))
  (- (* x y) (+ (* 1.0 x) (* 1.0 y)))
12.389 * * [simplify]: iteration  0 :  101  enodes  (cost  691 )
12.406 * * [simplify]: iteration  1 :  278  enodes  (cost  649 )
12.465 * * [simplify]: iteration  2 :  1074  enodes  (cost  617 )