* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [enter]simplify:  Simplifying (+ x (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* [misc]progress:  [Phase 2 of 3] Improving.
* * [misc]progress:  iteration 1 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-event (λ (x y) (+ x (/ (fabs (- y x)) 2.0)))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- y x)))) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- y x))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- y x))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- y x))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- y x)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 x)) (* 0.5 (fabs (- y x)))) into (+ (* 0.5 (fabs (- y x))) x)
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- (/ 1 y) (/ 1 x))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (* 1 (* 1 (/ 1 (/ 1 x))))) into (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x)
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- (/ 1 x) (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (* -1 (* 1 (/ 1 (/ 1 (- x)))))) into (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x)
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 13 ] simplifiying candidate #<alt-event (λ (x y) (+ (* 0.5 (fabs (- y x))) x))>
* [enter]simplify:  Simplifying (+ (* 0.5 (fabs (- y x))) x)
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- y x))) x)
* * * * [misc]progress:  [ 2 / 13 ] simplifiying candidate #<alt-event (λ (x y) (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x))>
* [enter]simplify:  Simplifying (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x)
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x)
* * * * [misc]progress:  [ 3 / 13 ] simplifiying candidate #<alt-event (λ (x y) (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x))>
* [enter]simplify:  Simplifying (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x)
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x)
* * * * [misc]progress:  [ 4 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (pow (+ x (/ (fabs (- y x)) 2.0)) 1))>
* * * * [misc]progress:  [ 5 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (+ x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (log (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 6 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (+ x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (exp (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (exp (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (exp (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 7 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (+ x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (cbrt (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (cbrt (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cbrt (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 8 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (+ x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (cube (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (61 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (246 enodes)
* [exit]simplify:  Simplified to (cube (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cube (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 9 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 10 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (/ (+ (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3)) (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (+ (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (+ (cube (/ (fabs (- y x)) 2.0)) (cube x))
* [exit]simplify:  Simplified to (+ (cube (/ (fabs (- y x)) 2.0)) (cube x))
* [enter]simplify:  Simplifying (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (44 enodes)
* * [misc]simplify:  iters left: 2 (55 enodes)
* * [misc]simplify:  iters left: 1 (62 enodes)
* [exit]simplify:  Simplified to (- (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (- (* (fabs (- y x)) (/ x 2.0)) (sqr x)))
* [exit]simplify:  Simplified to (- (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (- (* (fabs (- y x)) (/ x 2.0)) (sqr x)))
* * * * [misc]progress:  [ 11 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (+ x (/ (fabs (- y x)) 2.0))))>
* * * * [misc]progress:  [ 12 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [enter]simplify:  Simplifying (- x (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* * * * [misc]progress:  [ 13 / 13 ] simplifiying candidate #<alt-delta (λ (x y) (+ (/ (fabs (- y x)) 2.0) x))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y) (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 3 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))) in y
* [misc]taylor:  Taking taylor expansion of (sqrt (+ x (/ (fabs (- y x)) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (+ x (* 0.5 (fabs (- y x)))) into (+ (* 0.5 (fabs (- y x))) x)
* [misc]backup-simplify:  Simplify (sqrt (+ (* 0.5 (fabs (- y x))) x)) into (sqrt (+ (* 0.5 (fabs (- y x))) x))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (+ (* 0.5 (fabs (- y x))) x)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (+ x (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- y x)))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (sqrt (* 0.5 (fabs (- y x)))) into (* (sqrt (fabs (- y x))) (sqrt 0.5))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt (* 0.5 (fabs (- y x)))))) into (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (+ x (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- y x)))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (sqrt (* 0.5 (fabs (- y x)))) into (* (sqrt (fabs (- y x))) (sqrt 0.5))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt (* 0.5 (fabs (- y x)))))) into (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))
* [misc]backup-simplify:  Simplify (* (* (sqrt (fabs (- y x))) (sqrt 0.5)) (* (sqrt (fabs (- y x))) (sqrt 0.5))) into (* (fabs (- y x)) (sqr (sqrt 0.5)))
* [misc]taylor:  Taking taylor expansion of (* (fabs (- y x)) (sqr (sqrt 0.5))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt 0.5)) in y
* [misc]taylor:  Taking taylor expansion of (sqrt 0.5) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]backup-simplify:  Simplify (sqrt 0.5) into (sqrt 0.5)
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt 0.5))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt 0.5) (sqrt 0.5)) into (sqr (sqrt 0.5))
* [misc]backup-simplify:  Simplify (* (fabs (- y x)) (sqr (sqrt 0.5))) into (* (fabs (- y x)) (sqr (sqrt 0.5)))
* [misc]backup-simplify:  Simplify (* (fabs (- y x)) (sqr (sqrt 0.5))) into (* (fabs (- y x)) (sqr (sqrt 0.5)))
* [misc]backup-simplify:  Simplify (+ (* (* (sqrt (fabs (- y x))) (sqrt 0.5)) (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))) (* (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5)))) (* (sqrt (fabs (- y x))) (sqrt 0.5)))) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* (sqrt 0.5) 0) (* 0 (sqrt 0.5))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- y x)) 0) (* 0 (sqr (sqrt 0.5)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))) (+)) (* 2 (* (sqrt (fabs (- y x))) (sqrt 0.5)))) into (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3))))
* [misc]backup-simplify:  Simplify (+ (* (* (sqrt (fabs (- y x))) (sqrt 0.5)) (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3))))) (+ (* (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5)))) (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))) (* (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3)))) (* (sqrt (fabs (- y x))) (sqrt 0.5))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr 0) (+)) (* 2 (sqrt 0.5))) into 0
* [misc]backup-simplify:  Simplify (+ (* (sqrt 0.5) 0) (+ (* 0 0) (* 0 (sqrt 0.5)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- y x)) 0) (+ (* 0 0) (* 0 (sqr (sqrt 0.5))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5)))) (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3)))))))) (* 2 (* (sqrt (fabs (- y x))) (sqrt 0.5)))) into (* 1/16 (* (sqrt (/ 1 (pow (fabs (- y x)) 5))) (/ 1 (pow (sqrt 0.5) 5))))
* [misc]backup-simplify:  Simplify (+ (* (* (sqrt (fabs (- y x))) (sqrt 0.5)) (* 1/16 (* (sqrt (/ 1 (pow (fabs (- y x)) 5))) (/ 1 (pow (sqrt 0.5) 5))))) (+ (* (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5)))) (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3))))) (+ (* (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3)))) (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))) (* (* 1/16 (* (sqrt (/ 1 (pow (fabs (- y x)) 5))) (/ 1 (pow (sqrt 0.5) 5)))) (* (sqrt (fabs (- y x))) (sqrt 0.5)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 x)) (* (fabs (- y x)) (sqr (sqrt 0.5)))) into (+ (* (fabs (- y x)) (sqr (sqrt 0.5))) x)
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)))) in y
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ (/ 1 x) (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 1 x))
* [misc]backup-simplify:  Simplify (sqrt (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 1 x))) into (sqrt (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 1 x)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 1 x))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 +nan.0) (* +nan.0 0)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (/ (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (sqr +nan.0) (+)) (* 2 0)) into (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0))) (+ (* +nan.0 +nan.0) (* (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)) 0))) into (- +nan.0)
* [misc]taylor:  Taking taylor expansion of (- +nan.0) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* +nan.0 (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)))))) (* 2 0)) into (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))) (+ (* +nan.0 (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0))) (+ (* (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)) +nan.0) (* (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))))) 0)))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))))) in y
* [misc]taylor:  Taking taylor expansion of (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))) in y
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]backup-simplify:  Simplify (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) into (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))) into (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))
* [misc]backup-simplify:  Simplify (- (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))
* [misc]backup-simplify:  Simplify (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0))) (+ (* 2 (* +nan.0 (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))))))))) (* 2 0)) into (* +nan.0 (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))))) (+ (* +nan.0 (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))) (+ (* (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)) (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0))) (+ (* (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))))) +nan.0) (* (* +nan.0 (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))))))) 0))))) into (- (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))))))) in y
* [misc]taylor:  Taking taylor expansion of (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))))) in y
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))) in y
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) in y
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (sqr (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]backup-simplify:  Simplify (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) into (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* (fabs (- (/ 1 y) (/ 1 x))) (fabs (- (/ 1 y) (/ 1 x)))) into (sqr (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))) into (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) into (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))) into (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))
* [misc]backup-simplify:  Simplify (- (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))) into (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))
* [misc]backup-simplify:  Simplify (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))) into (- (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))))
* [misc]backup-simplify:  Simplify (- (- (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))))) into (- (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))))
* [misc]backup-simplify:  Simplify (- (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))))))) into (- (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))))))
* [misc]backup-simplify:  Simplify (+ (* (- (+ +nan.0 (- (+ (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) (- (* +nan.0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))))))) (sqr (* 1 (/ 1 x)))) (+ (* (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))))) (* 1 (/ 1 x))) (- +nan.0))) into (- (+ (* +nan.0 (/ 1 x)) (- (+ (* +nan.0 (/ (sqr (fabs (- (/ 1 y) (/ 1 x)))) (sqr x))) (- (+ +nan.0 (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) x)) (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) (sqr x))) (- (* +nan.0 (/ 1 (sqr x))))))))))))))
* [misc]approximate:  Taking taylor expansion of (sqr (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)))) in y
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (+ (/ -1 x) (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x))
* [misc]backup-simplify:  Simplify (sqrt (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x))) into (sqrt (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
* [misc]taylor:  Taking taylor expansion of (sqr (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)))) in x
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 +nan.0) (* +nan.0 0)) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (/ (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (sqr +nan.0) (+)) (* 2 0)) into (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0))) (+ (* +nan.0 +nan.0) (* (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)) 0))) into (- +nan.0)
* [misc]taylor:  Taking taylor expansion of (- +nan.0) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* +nan.0 (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)))))) (* 2 0)) into (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))) (+ (* +nan.0 (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0))) (+ (* (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)) +nan.0) (* (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))) 0)))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]taylor:  Taking taylor expansion of (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))) in y
* [misc]taylor:  Taking taylor expansion of (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]backup-simplify:  Simplify (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))) into (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]backup-simplify:  Simplify (- (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]backup-simplify:  Simplify (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0))) (+ (* 2 (* +nan.0 (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))))))) (* 2 0)) into (* +nan.0 (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))))
* [misc]backup-simplify:  Simplify (+ (* 0 (* +nan.0 (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))))) (+ (* +nan.0 (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))) (+ (* (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)) (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0))) (+ (* (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))) +nan.0) (* (* +nan.0 (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))))) 0))))) into (- (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))))
* [misc]taylor:  Taking taylor expansion of (- (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))))) in y
* [misc]taylor:  Taking taylor expansion of (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))) in y
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (sqr (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))) in y
* [misc]taylor:  Taking taylor expansion of (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]backup-simplify:  Simplify (* (fabs (- (/ 1 x) (/ 1 y))) (fabs (- (/ 1 x) (/ 1 y)))) into (sqr (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) into (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))) into (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]backup-simplify:  Simplify (- (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]backup-simplify:  Simplify (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))) into (- (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))))
* [misc]backup-simplify:  Simplify (- (- (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))))) into (- (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))))
* [misc]backup-simplify:  Simplify (- (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))))) into (- (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))))
* [misc]backup-simplify:  Simplify (+ (* (- (+ (* +nan.0 (sqr (fabs (- (/ 1 x) (/ 1 y))))) (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))))) (sqr (* 1 (/ 1 (- x))))) (+ (* (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))) (* 1 (/ 1 (- x)))) (- +nan.0))) into (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) (sqr x))) (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) x)) (- (+ +nan.0 (- (+ (* +nan.0 (/ (sqr (fabs (- (/ 1 x) (/ 1 y)))) (sqr x))) (- (+ (* +nan.0 (/ 1 x)) (- (* +nan.0 (/ 1 (sqr x))))))))))))))
* * * * [misc]progress:  [ 2 / 3 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- y x)))) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- y x))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- y x))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- y x))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- y x)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 x)) (* 0.5 (fabs (- y x)))) into (+ (* 0.5 (fabs (- y x))) x)
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- (/ 1 y) (/ 1 x))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (* 1 (* 1 (/ 1 (/ 1 x))))) into (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x)
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- (/ 1 x) (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (* -1 (* 1 (/ 1 (/ 1 (- x)))))) into (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x)
* * * * [misc]progress:  [ 3 / 3 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (sqrt (+ x (/ (fabs (- y x)) 2.0))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ x (/ (fabs (- y x)) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (+ x (* 0.5 (fabs (- y x)))) into (+ (* 0.5 (fabs (- y x))) x)
* [misc]backup-simplify:  Simplify (sqrt (+ (* 0.5 (fabs (- y x))) x)) into (sqrt (+ (* 0.5 (fabs (- y x))) x))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (+ (* 0.5 (fabs (- y x))) x)))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ x (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- y x)))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (sqrt (* 0.5 (fabs (- y x)))) into (* (sqrt (fabs (- y x))) (sqrt 0.5))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt (* 0.5 (fabs (- y x)))))) into (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))
* [misc]taylor:  Taking taylor expansion of (sqrt (+ x (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- y x)))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (sqrt (* 0.5 (fabs (- y x)))) into (* (sqrt (fabs (- y x))) (sqrt 0.5))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt (* 0.5 (fabs (- y x)))))) into (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))
* [misc]taylor:  Taking taylor expansion of (* (sqrt (fabs (- y x))) (sqrt 0.5)) in y
* [misc]taylor:  Taking taylor expansion of (sqrt (fabs (- y x))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]backup-simplify:  Simplify (sqrt (fabs (- y x))) into (sqrt (fabs (- y x)))
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (fabs (- y x))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt 0.5) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]backup-simplify:  Simplify (sqrt 0.5) into (sqrt 0.5)
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt 0.5))) into 0
* [misc]backup-simplify:  Simplify (* (sqrt (fabs (- y x))) (sqrt 0.5)) into (* (sqrt (fabs (- y x))) (sqrt 0.5))
* [misc]backup-simplify:  Simplify (* (sqrt (fabs (- y x))) (sqrt 0.5)) into (* (sqrt (fabs (- y x))) (sqrt 0.5))
* [misc]taylor:  Taking taylor expansion of (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5)))) in y
* [misc]taylor:  Taking taylor expansion of 1/2 in y
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]taylor:  Taking taylor expansion of (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))) in y
* [misc]taylor:  Taking taylor expansion of (sqrt (/ 1 (fabs (- y x)))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (fabs (- y x))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]backup-simplify:  Simplify (/ 1 (fabs (- y x))) into (/ 1 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (sqrt (/ 1 (fabs (- y x)))) into (sqrt (/ 1 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (fabs (- y x))) (/ 0 (fabs (- y x)))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ 1 (fabs (- y x)))))) into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (sqrt 0.5)) in y
* [misc]taylor:  Taking taylor expansion of (sqrt 0.5) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]backup-simplify:  Simplify (sqrt 0.5) into (sqrt 0.5)
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt 0.5))) into 0
* [misc]backup-simplify:  Simplify (/ 1 (sqrt 0.5)) into (/ 1 (sqrt 0.5))
* [misc]backup-simplify:  Simplify (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))) into (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5)))
* [misc]backup-simplify:  Simplify (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5)))) into (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))
* [misc]backup-simplify:  Simplify (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5)))) into (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))
* [misc]backup-simplify:  Simplify (+ (* (sqrt (fabs (- y x))) 0) (* 0 (sqrt 0.5))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (sqr (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5))))) (+)) (* 2 (* (sqrt (fabs (- y x))) (sqrt 0.5)))) into (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3))))
* [misc]taylor:  Taking taylor expansion of (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3)))) in y
* [misc]taylor:  Taking taylor expansion of -1/8 in y
* [misc]backup-simplify:  Simplify -1/8 into -1/8
* [misc]taylor:  Taking taylor expansion of (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3))) in y
* [misc]taylor:  Taking taylor expansion of (sqrt (/ 1 (pow (fabs (- y x)) 3))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow (fabs (- y x)) 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow (fabs (- y x)) 3) in y
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (fabs (- y x))))) in y
* [misc]taylor:  Taking taylor expansion of (* 3 (log (fabs (- y x)))) in y
* [misc]taylor:  Taking taylor expansion of 3 in y
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (fabs (- y x))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]backup-simplify:  Simplify (log (fabs (- y x))) into (log (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* 3 (log (fabs (- y x)))) into (* 3 (log (fabs (- y x))))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (fabs (- y x))))) into (pow (fabs (- y x)) 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow (fabs (- y x)) 3)) into (/ 1 (pow (fabs (- y x)) 3))
* [misc]backup-simplify:  Simplify (sqrt (/ 1 (pow (fabs (- y x)) 3))) into (sqrt (/ 1 (pow (fabs (- y x)) 3)))
* [misc]backup-simplify:  Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow (fabs (- y x)) 1)))) 1) into 0
* [misc]backup-simplify:  Simplify (+ (* 3 0) (* 0 (log (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify (* (exp (* 3 (log (fabs (- y x))))) (+ (* (/ (pow 0 1) 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow (fabs (- y x)) 3)) (/ 0 (pow (fabs (- y x)) 3))))) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (/ 1 (pow (fabs (- y x)) 3))))) into 0
* [misc]taylor:  Taking taylor expansion of (/ 1 (pow (sqrt 0.5) 3)) in y
* [misc]taylor:  Taking taylor expansion of (pow (sqrt 0.5) 3) in y
* [misc]taylor:  Taking taylor expansion of (exp (* 3 (log (sqrt 0.5)))) in y
* [misc]taylor:  Taking taylor expansion of (* 3 (log (sqrt 0.5))) in y
* [misc]taylor:  Taking taylor expansion of 3 in y
* [misc]backup-simplify:  Simplify 3 into 3
* [misc]taylor:  Taking taylor expansion of (log (sqrt 0.5)) in y
* [misc]taylor:  Taking taylor expansion of (sqrt 0.5) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]backup-simplify:  Simplify (sqrt 0.5) into (sqrt 0.5)
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt 0.5))) into 0
* [misc]backup-simplify:  Simplify (log (sqrt 0.5)) into (log (sqrt 0.5))
* [misc]backup-simplify:  Simplify (* 3 (log (sqrt 0.5))) into (* 3 (log (sqrt 0.5)))
* [misc]backup-simplify:  Simplify (exp (* 3 (log (sqrt 0.5)))) into (pow (sqrt 0.5) 3)
* [misc]backup-simplify:  Simplify (/ 1 (pow (sqrt 0.5) 3)) into (/ 1 (pow (sqrt 0.5) 3))
* [misc]backup-simplify:  Simplify (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3))) into (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3)))
* [misc]backup-simplify:  Simplify (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3)))) into (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3))))
* [misc]backup-simplify:  Simplify (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3)))) into (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3))))
* [misc]backup-simplify:  Simplify (+ (* (* -1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ 1 (pow (sqrt 0.5) 3)))) (sqr (* 1 x))) (+ (* (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ 1 (sqrt 0.5)))) (* 1 x)) (* (sqrt (fabs (- y x))) (sqrt 0.5)))) into (- (+ (* (sqrt (fabs (- y x))) (sqrt 0.5)) (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ x (sqrt 0.5))))) (* 1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ (sqr x) (pow (sqrt 0.5) 3)))))
* [misc]approximate:  Taking taylor expansion of (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ (/ 1 x) (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 1 x))
* [misc]backup-simplify:  Simplify (sqrt (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 1 x))) into (sqrt (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 1 x)))
* [misc]backup-simplify:  Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 1 x))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (/ (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (sqr +nan.0) (+)) (* 2 0)) into (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0))
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0) in y
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (- +nan.0)) into (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)
* [misc]backup-simplify:  Simplify (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)) into (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0))
* [misc]backup-simplify:  Simplify (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)) into (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* +nan.0 (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)))))) (* 2 0)) into (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))) in y
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]backup-simplify:  Simplify (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))) into (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))) into (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))
* [misc]backup-simplify:  Simplify (* +nan.0 (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))) into (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))
* [misc]backup-simplify:  Simplify (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))))) into (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x)))))))
* [misc]backup-simplify:  Simplify (+ (* (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 y) (/ 1 x))))))) (sqr (* 1 (/ 1 x)))) (+ (* (* +nan.0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) +nan.0)) (* 1 (/ 1 x))) +nan.0)) into (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) x)) (- (+ +nan.0 (- (+ (* +nan.0 (/ 1 x)) (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) (sqr x))) (- (* +nan.0 (/ 1 (sqr x))))))))))))
* [misc]approximate:  Taking taylor expansion of (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (+ (/ -1 x) (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x))
* [misc]backup-simplify:  Simplify (sqrt (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x))) into (sqrt (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x)))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- (+ (* (/ -1 x) (/ 0 (- x))))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ 0 (* 2 (sqrt (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x))))) into 0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
* [misc]taylor:  Taking taylor expansion of (sqrt (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (sqrt 0) into 0
* [misc]backup-simplify:  Simplify (/ -1 (* 2 (sqrt 0))) into +nan.0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (/ (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (sqr +nan.0) (+)) (* 2 0)) into (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0))
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0) in y
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (- +nan.0) into (- +nan.0)
* [misc]backup-simplify:  Simplify (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (- +nan.0)) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)
* [misc]backup-simplify:  Simplify (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)) into (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0))
* [misc]backup-simplify:  Simplify (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)) into (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (/ (- 0 (+ (* 2 (* +nan.0 (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)))))) (* 2 0)) into (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of +nan.0 in y
* [misc]backup-simplify:  Simplify +nan.0 into +nan.0
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]backup-simplify:  Simplify (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))) into (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))) into (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]backup-simplify:  Simplify (* +nan.0 (- (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))) into (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]backup-simplify:  Simplify (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))) into (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y)))))))
* [misc]backup-simplify:  Simplify (+ (* (* +nan.0 (+ +nan.0 (- (* +nan.0 (fabs (- (/ 1 x) (/ 1 y))))))) (sqr (* 1 (/ 1 (- x))))) (+ (* (* +nan.0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) +nan.0)) (* 1 (/ 1 (- x)))) +nan.0)) into (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) (sqr x))) (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) x)) (- (+ +nan.0 (- (+ (* +nan.0 (/ 1 x)) (- (* +nan.0 (/ 1 (sqr x))))))))))))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 3 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 3 ] rewriting at (2 1 1)
* * * * [misc]progress:  [ 3 / 3 ] rewriting at (2 1)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 44 ] simplifiying candidate #<alt-event (λ (x y) (+ (* (fabs (- y x)) (sqr (sqrt 0.5))) x))>
* [enter]simplify:  Simplifying (+ (* (fabs (- y x)) (sqr (sqrt 0.5))) x)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- y x))) x)
* * * * [misc]progress:  [ 2 / 44 ] simplifiying candidate #<alt-event (λ (x y) (- (+ (* +nan.0 (/ 1 x)) (- (+ (* +nan.0 (/ (sqr (fabs (- (/ 1 y) (/ 1 x)))) (sqr x))) (- (+ +nan.0 (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) x)) (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) (sqr x))) (- (* +nan.0 (/ 1 (sqr x)))))))))))))))>
* [enter]simplify:  Simplifying (- (+ (* +nan.0 (/ 1 x)) (- (+ (* +nan.0 (/ (sqr (fabs (- (/ 1 y) (/ 1 x)))) (sqr x))) (- (+ +nan.0 (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) x)) (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) (sqr x))) (- (* +nan.0 (/ 1 (sqr x))))))))))))))
* * * * [misc]progress:  [ 3 / 44 ] simplifiying candidate #<alt-event (λ (x y) (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) (sqr x))) (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) x)) (- (+ +nan.0 (- (+ (* +nan.0 (/ (sqr (fabs (- (/ 1 x) (/ 1 y)))) (sqr x))) (- (+ (* +nan.0 (/ 1 x)) (- (* +nan.0 (/ 1 (sqr x)))))))))))))))>
* [enter]simplify:  Simplifying (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) (sqr x))) (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) x)) (- (+ +nan.0 (- (+ (* +nan.0 (/ (sqr (fabs (- (/ 1 x) (/ 1 y)))) (sqr x))) (- (+ (* +nan.0 (/ 1 x)) (- (* +nan.0 (/ 1 (sqr x))))))))))))))
* * * * [misc]progress:  [ 4 / 44 ] simplifiying candidate #<alt-event (λ (x y) (sqr (sqrt (+ (* 0.5 (fabs (- y x))) x))))>
* [enter]simplify:  Simplifying (sqr (sqrt (+ (* 0.5 (fabs (- y x))) x)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- y x))) x)
* * * * [misc]progress:  [ 5 / 44 ] simplifiying candidate #<alt-event (λ (x y) (sqr (sqrt (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x))))>
* [enter]simplify:  Simplifying (sqr (sqrt (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x)
* * * * [misc]progress:  [ 6 / 44 ] simplifiying candidate #<alt-event (λ (x y) (sqr (sqrt (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x))))>
* [enter]simplify:  Simplifying (sqr (sqrt (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x)))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x)
* * * * [misc]progress:  [ 7 / 44 ] simplifiying candidate #<alt-event (λ (x y) (sqr (- (+ (* (sqrt (fabs (- y x))) (sqrt 0.5)) (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ x (sqrt 0.5))))) (* 1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ (sqr x) (pow (sqrt 0.5) 3)))))))>
* [enter]simplify:  Simplifying (sqr (- (+ (* (sqrt (fabs (- y x))) (sqrt 0.5)) (* 1/2 (* (sqrt (/ 1 (fabs (- y x)))) (/ x (sqrt 0.5))))) (* 1/8 (* (sqrt (/ 1 (pow (fabs (- y x)) 3))) (/ (sqr x) (pow (sqrt 0.5) 3))))))
* * [misc]simplify:  iters left: 6 (28 enodes)
* * [misc]simplify:  iters left: 5 (48 enodes)
* * [misc]simplify:  iters left: 4 (81 enodes)
* * [misc]simplify:  iters left: 3 (147 enodes)
* * [misc]simplify:  iters left: 2 (275 enodes)
* [exit]simplify:  Simplified to (sqr (- (+ (* (sqrt (/ 1 (fabs (- y x)))) (/ (* x 1/2) (sqrt 0.5))) (* (sqrt 0.5) (sqrt (fabs (- y x))))) (* (* (* (/ x 0.5) (/ x (sqrt 0.5))) 1/8) (sqrt (/ 1 (cube (fabs (- y x))))))))
* * * * [misc]progress:  [ 8 / 44 ] simplifiying candidate #<alt-event (λ (x y) (sqr (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) x)) (- (+ +nan.0 (- (+ (* +nan.0 (/ 1 x)) (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) (sqr x))) (- (* +nan.0 (/ 1 (sqr x))))))))))))))>
* [enter]simplify:  Simplifying (sqr (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) x)) (- (+ +nan.0 (- (+ (* +nan.0 (/ 1 x)) (- (+ (* +nan.0 (/ (fabs (- (/ 1 y) (/ 1 x))) (sqr x))) (- (* +nan.0 (/ 1 (sqr x)))))))))))))
* * * * [misc]progress:  [ 9 / 44 ] simplifiying candidate #<alt-event (λ (x y) (sqr (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) (sqr x))) (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) x)) (- (+ +nan.0 (- (+ (* +nan.0 (/ 1 x)) (- (* +nan.0 (/ 1 (sqr x))))))))))))))>
* [enter]simplify:  Simplifying (sqr (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) (sqr x))) (- (+ (* +nan.0 (/ (fabs (- (/ 1 x) (/ 1 y))) x)) (- (+ +nan.0 (- (+ (* +nan.0 (/ 1 x)) (- (* +nan.0 (/ 1 (sqr x)))))))))))))
* * * * [misc]progress:  [ 10 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (pow (sqrt (+ x (/ (fabs (- y x)) 2.0))) 2))>
* * * * [misc]progress:  [ 11 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (pow (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))) 1))>
* * * * [misc]progress:  [ 12 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (log (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (15 enodes)
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (18 enodes)
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 13 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (exp (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* [exit]simplify:  Simplified to (exp (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (exp (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 14 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (cbrt (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (cbrt (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cbrt (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 15 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (cube (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (79 enodes)
* * [misc]simplify:  iters left: 2 (219 enodes)
* * [misc]simplify:  iters left: 1 (407 enodes)
* [exit]simplify:  Simplified to (cube (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cube (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 16 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (sqrt (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* * [misc]simplify:  iters left: 3 (15 enodes)
* * [misc]simplify:  iters left: 2 (16 enodes)
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 17 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (* (sqr (sqrt 1)) (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (sqr (sqrt 1))
* * [misc]simplify:  iters left: 2 (3 enodes)
* * [misc]simplify:  iters left: 1 (6 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* * * * [misc]progress:  [ 18 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (* (sqr 1) (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (sqr 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr 1)
* [exit]simplify:  Simplified to (sqr 1)
* [enter]simplify:  Simplifying (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* * * * [misc]progress:  [ 19 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (/ (sqr (sqrt (+ (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3)))) (sqr (sqrt (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (+ (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (16 enodes)
* * [misc]simplify:  iters left: 4 (24 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (42 enodes)
* * [misc]simplify:  iters left: 1 (61 enodes)
* [exit]simplify:  Simplified to (+ (cube (/ (fabs (- y x)) 2.0)) (cube x))
* [exit]simplify:  Simplified to (+ (cube (/ (fabs (- y x)) 2.0)) (cube x))
* [enter]simplify:  Simplifying (sqr (sqrt (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (48 enodes)
* * [misc]simplify:  iters left: 2 (59 enodes)
* * [misc]simplify:  iters left: 1 (70 enodes)
* [exit]simplify:  Simplified to (- (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (- (* (fabs (- y x)) (/ x 2.0)) (sqr x)))
* [exit]simplify:  Simplified to (- (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (- (* (fabs (- y x)) (/ x 2.0)) (sqr x)))
* * * * [misc]progress:  [ 20 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (/ (sqr (sqrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))) (sqr (sqrt (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (sqr (sqrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (38 enodes)
* * [misc]simplify:  iters left: 2 (49 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)))
* [enter]simplify:  Simplifying (sqr (sqrt (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* * * * [misc]progress:  [ 21 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (* (sqrt (+ x (/ (fabs (- y x)) 2.0))) (sqrt (+ x (/ (fabs (- y x)) 2.0)))))>
* * * * [misc]progress:  [ 22 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0))))))>
* * * * [misc]progress:  [ 23 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (pow (+ x (/ (fabs (- y x)) 2.0)) 1))))>
* * * * [misc]progress:  [ 24 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (exp (log (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (log (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 25 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (log (exp (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (exp (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (13 enodes)
* [exit]simplify:  Simplified to (exp (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (exp (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 26 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (cube (cbrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (cbrt (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (cbrt (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cbrt (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 27 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (cbrt (cube (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (cube (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (61 enodes)
* * [misc]simplify:  iters left: 2 (131 enodes)
* * [misc]simplify:  iters left: 1 (246 enodes)
* [exit]simplify:  Simplified to (cube (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cube (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 28 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 29 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (/ (+ (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3)) (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))))))>
* [enter]simplify:  Simplifying (+ (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* * [misc]simplify:  iters left: 3 (32 enodes)
* * [misc]simplify:  iters left: 2 (38 enodes)
* * [misc]simplify:  iters left: 1 (57 enodes)
* [exit]simplify:  Simplified to (+ (cube (/ (fabs (- y x)) 2.0)) (cube x))
* [exit]simplify:  Simplified to (+ (cube (/ (fabs (- y x)) 2.0)) (cube x))
* [enter]simplify:  Simplifying (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (44 enodes)
* * [misc]simplify:  iters left: 2 (55 enodes)
* * [misc]simplify:  iters left: 1 (62 enodes)
* [exit]simplify:  Simplified to (- (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (- (* (fabs (- y x)) (/ x 2.0)) (sqr x)))
* [exit]simplify:  Simplified to (- (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (- (* (fabs (- y x)) (/ x 2.0)) (sqr x)))
* * * * [misc]progress:  [ 30 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (* 1 (+ x (/ (fabs (- y x)) 2.0))))))>
* * * * [misc]progress:  [ 31 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [enter]simplify:  Simplifying (- x (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* * * * [misc]progress:  [ 32 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (+ (/ (fabs (- y x)) 2.0) x))))>
* * * * [misc]progress:  [ 33 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (pow (+ x (/ (fabs (- y x)) 2.0)) 1/2)))>
* * * * [misc]progress:  [ 34 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (pow (sqrt (+ x (/ (fabs (- y x)) 2.0))) 1)))>
* * * * [misc]progress:  [ 35 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (exp (log (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (log (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (log (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (log (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 36 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (log (exp (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (exp (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (exp (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (exp (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 37 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (cube (cbrt (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (cbrt (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (cbrt (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (cbrt (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 38 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (cbrt (cube (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (cube (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 39 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (* (sqrt 1) (sqrt (+ x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (sqrt 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqrt 1)
* [exit]simplify:  Simplified to (sqrt 1)
* [enter]simplify:  Simplifying (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 40 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (/ (sqrt (+ (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3))) (sqrt (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))))))>
* [enter]simplify:  Simplifying (sqrt (+ (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (33 enodes)
* * [misc]simplify:  iters left: 2 (39 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (sqrt (+ (cube (/ (fabs (- y x)) 2.0)) (cube x)))
* [exit]simplify:  Simplified to (sqrt (+ (cube (/ (fabs (- y x)) 2.0)) (cube x)))
* [enter]simplify:  Simplifying (sqrt (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (23 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (45 enodes)
* * [misc]simplify:  iters left: 2 (56 enodes)
* * [misc]simplify:  iters left: 1 (63 enodes)
* [exit]simplify:  Simplified to (sqrt (- (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (- (/ (fabs (- y x)) (/ 2.0 x)) (sqr x))))
* [exit]simplify:  Simplified to (sqrt (- (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (- (/ (fabs (- y x)) (/ 2.0 x)) (sqr x))))
* * * * [misc]progress:  [ 41 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (/ (sqrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (sqrt (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (sqrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (52 enodes)
* [exit]simplify:  Simplified to (sqrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (sqrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* [enter]simplify:  Simplifying (sqrt (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (sqrt (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 42 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqr (sqrt (sqrt (+ x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (sqrt (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (sqrt (sqrt (+ x (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 43 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (fabs (sqrt (+ x (/ (fabs (- y x)) 2.0))))))>
* * * * [misc]progress:  [ 44 / 44 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (* 1 (sqrt (+ x (/ (fabs (- y x)) 2.0))))))>
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 3 / 3
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 4 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (sqr x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (- x (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* x x) into (sqr x)
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- y x))) (* 0.5 (fabs (- y x)))) into (* 0.25 (sqr (fabs (- y x))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- y x))))) into (- (* 0.25 (sqr (fabs (- y x)))))
* [misc]backup-simplify:  Simplify (+ (sqr x) (- (* 0.25 (sqr (fabs (- y x)))))) into (- (sqr x) (* 0.25 (sqr (fabs (- y x)))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- y x)))) into (- (* 0.5 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (+ x (- (* 0.5 (fabs (- y x))))) into (- x (* 0.5 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (/ (- (sqr x) (* 0.25 (sqr (fabs (- y x))))) (- x (* 0.5 (fabs (- y x))))) into (/ (- (sqr x) (* 0.25 (sqr (fabs (- y x))))) (- x (* 0.5 (fabs (- y x)))))
* [misc]taylor:  Taking taylor expansion of (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (- x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- y x))) (* 0.5 (fabs (- y x)))) into (* 0.25 (sqr (fabs (- y x))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- y x))))) into (- (* 0.25 (sqr (fabs (- y x)))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.25 (sqr (fabs (- y x)))))) into (- (* 0.25 (sqr (fabs (- y x)))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- y x)))) into (- (* 0.5 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.5 (fabs (- y x))))) into (- (* 0.5 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (/ (- (* 0.25 (sqr (fabs (- y x))))) (- (* 0.5 (fabs (- y x))))) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (- x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- y x))) (* 0.5 (fabs (- y x)))) into (* 0.25 (sqr (fabs (- y x))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- y x))))) into (- (* 0.25 (sqr (fabs (- y x)))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.25 (sqr (fabs (- y x)))))) into (- (* 0.25 (sqr (fabs (- y x)))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- y x)))) into (- (* 0.5 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.5 (fabs (- y x))))) into (- (* 0.5 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (/ (- (* 0.25 (sqr (fabs (- y x))))) (- (* 0.5 (fabs (- y x))))) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- y x))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- y x))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- y x))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- y x))) 0) (* 0 (* 0.5 (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 (- (* 0.5 (fabs (- y x))))) (+ (* (* 0.5 (fabs (- y x))) (/ 1 (- (* 0.5 (fabs (- y x)))))))) into 1.0
* [misc]taylor:  Taking taylor expansion of 1.0 in y
* [misc]backup-simplify:  Simplify 1.0 into 1.0
* [misc]backup-simplify:  Simplify 1.0 into 1.0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- y x)))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- y x))) 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- y x)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 1 (- (* 0.5 (fabs (- y x))))) (+ (* (* 0.5 (fabs (- y x))) (/ 0 (- (* 0.5 (fabs (- y x)))))) (* 1.0 (/ 1 (- (* 0.5 (fabs (- y x)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- y x))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- y x))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 (- (* 0.5 (fabs (- y x))))) (+ (* (* 0.5 (fabs (- y x))) (/ 0 (- (* 0.5 (fabs (- y x)))))) (* 1.0 (/ 0 (- (* 0.5 (fabs (- y x)))))) (* 0 (/ 1 (- (* 0.5 (fabs (- y x)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1.0 (* 1 x)) (* 0.5 (fabs (- y x)))) into (+ (* 0.5 (fabs (- y x))) (* 1.0 x))
* [misc]approximate:  Taking taylor expansion of (/ (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 x)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* (/ 1 x) (/ 1 x)) into (/ 1 (sqr x))
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr x)) (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))) into (- (/ 1 (sqr x)) (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (+ (/ 1 x) (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))) into (- (/ 1 x) (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 (sqr x)) (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) (- (/ 1 x) (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))) into (/ (- (/ 1 (sqr x)) (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) (- (/ 1 x) (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]taylor:  Taking taylor expansion of (/ (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 x)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 x)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))) into (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) 1)))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))) into (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) 1) (+ (* 1 (/ 0 1)) (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- (/ 1 y) (/ 1 x))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) 0) (* 0 (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 1)) (* 0 (/ (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) 1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (* 1 (* 1 (/ 1 (/ 1 x))))) into (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x)
* [misc]approximate:  Taking taylor expansion of (/ (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (/ (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- x))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* (/ -1 x) (/ -1 x)) into (/ 1 (sqr x))
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))
* [misc]backup-simplify:  Simplify (+ (/ 1 (sqr x)) (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))) into (- (/ 1 (sqr x)) (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (+ (/ -1 x) (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))) into (- (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x)))
* [misc]backup-simplify:  Simplify (/ (- (/ 1 (sqr x)) (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) (- (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x)))) into (* -1 (/ (- (/ 1 (sqr x)) (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (/ (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- x))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- x))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* -1 (/ (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) -1)))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))) into (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) -1) (+ (* -1 (/ 0 -1)) (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) -1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- (/ 1 x) (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) 0) (* 0 (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* -1 (/ 0 -1)) (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 -1)) (* 0 (/ (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) -1)))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (* -1 (* 1 (/ 1 (/ 1 (- x)))))) into (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x)
* * * * [misc]progress:  [ 2 / 4 ] generating series at (2 1)
* [misc]approximate:  Taking taylor expansion of (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (sqr x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* 0 0) into 0
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- y x))) (* 0.5 (fabs (- y x)))) into (* 0.25 (sqr (fabs (- y x))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- y x))))) into (- (* 0.25 (sqr (fabs (- y x)))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.25 (sqr (fabs (- y x)))))) into (- (* 0.25 (sqr (fabs (- y x)))))
* [misc]taylor:  Taking taylor expansion of (- (* 0.25 (sqr (fabs (- y x))))) in y
* [misc]taylor:  Taking taylor expansion of (* 0.25 (sqr (fabs (- y x)))) in y
* [misc]taylor:  Taking taylor expansion of 0.25 in y
* [misc]backup-simplify:  Simplify 0.25 into 0.25
* [misc]taylor:  Taking taylor expansion of (sqr (fabs (- y x))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]backup-simplify:  Simplify (* (fabs (- y x)) (fabs (- y x))) into (sqr (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- y x)))) into (* 0.25 (sqr (fabs (- y x))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- y x))))) into (- (* 0.25 (sqr (fabs (- y x)))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- y x))))) into (- (* 0.25 (sqr (fabs (- y x)))))
* [misc]backup-simplify:  Simplify (+ (* 0 1) (* 1 0)) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- y x))) 0) (* 0 (* 0.5 (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- y x)) 0) (* 0 (fabs (- y x)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (* 0 (sqr (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 1) (* 0 0))) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- y x))) 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- y x)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- y x)) 0) (+ (* 0 0) (* 0 (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (+ (* 0 0) (* 0 (sqr (fabs (- y x)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 0)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- y x))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- y x))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- y x)) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (fabs (- y x)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (+ (* 0 0) (+ (* 0 0) (* 0 (sqr (fabs (- y x))))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (sqr (* 1 x))) (- (* 0.25 (sqr (fabs (- y x)))))) into (- (sqr x) (* 0.25 (sqr (fabs (- y x)))))
* [misc]approximate:  Taking taylor expansion of (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 x)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 x)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 x)) (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 x)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))) into (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]taylor:  Taking taylor expansion of (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) in y
* [misc]taylor:  Taking taylor expansion of (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))) in y
* [misc]taylor:  Taking taylor expansion of 0.25 in y
* [misc]backup-simplify:  Simplify 0.25 into 0.25
* [misc]taylor:  Taking taylor expansion of (sqr (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]backup-simplify:  Simplify (* (fabs (- (/ 1 y) (/ 1 x))) (fabs (- (/ 1 y) (/ 1 x)))) into (sqr (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) 0) (* 0 (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 y) (/ 1 x))) 0) (* 0 (fabs (- (/ 1 y) (/ 1 x))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (* 0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (- (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) (* 1 (sqr (* 1 (/ 1 (/ 1 x)))))) into (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))))
* [misc]approximate:  Taking taylor expansion of (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in y
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- x))) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- x))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (- (sqr (/ 1 (- x))) (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0))) in x
* [misc]taylor:  Taking taylor expansion of (sqr (/ 1 (- x))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (* 0 -1)) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (* 0 -1))) into 0
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))) into (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))
* [misc]taylor:  Taking taylor expansion of (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) in y
* [misc]taylor:  Taking taylor expansion of (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of 0.25 in y
* [misc]backup-simplify:  Simplify 0.25 into 0.25
* [misc]taylor:  Taking taylor expansion of (sqr (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]backup-simplify:  Simplify (* (fabs (- (/ 1 x) (/ 1 y))) (fabs (- (/ 1 x) (/ 1 y)))) into (sqr (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))
* [misc]backup-simplify:  Simplify (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) into (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) 0) (* 0 (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 x) (/ 1 y))) 0) (* 0 (fabs (- (/ 1 x) (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (* 0 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (- (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) (* 1 (sqr (* 1 (/ 1 (/ 1 (- x))))))) into (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))))
* * * * [misc]progress:  [ 3 / 4 ] generating series at (2 1 2)
* [misc]approximate:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in (y x) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- y x))) (* 0.5 (fabs (- y x)))) into (* 0.25 (sqr (fabs (- y x))))
* [misc]taylor:  Taking taylor expansion of (* 0.25 (sqr (fabs (- y x)))) in x
* [misc]taylor:  Taking taylor expansion of 0.25 in x
* [misc]backup-simplify:  Simplify 0.25 into 0.25
* [misc]taylor:  Taking taylor expansion of (sqr (fabs (- y x))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]backup-simplify:  Simplify (* (fabs (- y x)) (fabs (- y x))) into (sqr (fabs (- y x)))
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- y x)))) into (* 0.25 (sqr (fabs (- y x))))
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- y x)))) into (* 0.25 (sqr (fabs (- y x))))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- y x))) 0) (* 0 (* 0.5 (fabs (- y x))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- y x)) 0) (* 0 (fabs (- y x)))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (* 0 (sqr (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- y x))) 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- y x)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- y x)) 0) (+ (* 0 0) (* 0 (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (+ (* 0 0) (* 0 (sqr (fabs (- y x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- y x))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- y x))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- y x)))) into (* 0.25 (sqr (fabs (- y x))))
* [misc]approximate:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in (y x) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]taylor:  Taking taylor expansion of (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))) in x
* [misc]taylor:  Taking taylor expansion of 0.25 in x
* [misc]backup-simplify:  Simplify 0.25 into 0.25
* [misc]taylor:  Taking taylor expansion of (sqr (fabs (- (/ 1 y) (/ 1 x)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]backup-simplify:  Simplify (* (fabs (- (/ 1 y) (/ 1 x))) (fabs (- (/ 1 y) (/ 1 x)))) into (sqr (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) 0) (* 0 (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 y) (/ 1 x))) 0) (* 0 (fabs (- (/ 1 y) (/ 1 x))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (* 0 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 y) (/ 1 x))) 0) (+ (* 0 0) (* 0 (fabs (- (/ 1 y) (/ 1 x)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (+ (* 0 0) (* 0 (sqr (fabs (- (/ 1 y) (/ 1 x))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x))))) into (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]approximate:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in (y x) around 0
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (sqr (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]taylor:  Taking taylor expansion of (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))) in x
* [misc]taylor:  Taking taylor expansion of 0.25 in x
* [misc]backup-simplify:  Simplify 0.25 into 0.25
* [misc]taylor:  Taking taylor expansion of (sqr (fabs (- (/ 1 x) (/ 1 y)))) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]backup-simplify:  Simplify (* (fabs (- (/ 1 x) (/ 1 y))) (fabs (- (/ 1 x) (/ 1 y)))) into (sqr (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) 0) (* 0 (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 x) (/ 1 y))) 0) (* 0 (fabs (- (/ 1 x) (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (* 0 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* (fabs (- (/ 1 x) (/ 1 y))) 0) (+ (* 0 0) (* 0 (fabs (- (/ 1 x) (/ 1 y)))))) into 0
* [misc]backup-simplify:  Simplify (+ (* 0.25 0) (+ (* 0 0) (* 0 (sqr (fabs (- (/ 1 x) (/ 1 y))))))) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))))) into 0
* [misc]taylor:  Taking taylor expansion of 0 in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y))))) into (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))
* * * * [misc]progress:  [ 4 / 4 ] generating series at (2 2)
* [misc]approximate:  Taking taylor expansion of (- x (/ (fabs (- y x)) 2.0)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (- x (/ (fabs (- y x)) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (- x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]taylor:  Taking taylor expansion of (- x (/ (fabs (- y x)) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- y x)) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in x
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- y x)) 2.0) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- y x)))) into (- (* 0.5 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.5 (fabs (- y x))))) into (- (* 0.5 (fabs (- y x))))
* [misc]taylor:  Taking taylor expansion of (- (* 0.5 (fabs (- y x)))) in y
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- y x))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- y x)) in y
* [misc]backup-simplify:  Simplify (fabs (- y x)) into (fabs (- y x))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- y x))) into (* 0.5 (fabs (- y x)))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- y x)))) into (- (* 0.5 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- y x)))) into (- (* 0.5 (fabs (- y x))))
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- y x)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (fabs (- y x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- y x))) (/ 0 2.0)) (* 0 (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 1 (* 1 x)) (- (* 0.5 (fabs (- y x))))) into (- x (* 0.5 (fabs (- y x))))
* [misc]approximate:  Taking taylor expansion of (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (/ 1 x) into (/ 1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 y) (/ 1 x))) 2.0) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in y
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))) into (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]taylor:  Taking taylor expansion of (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) in y
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 y) (/ 1 x))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 y) (/ 1 x))) into (fabs (- (/ 1 y) (/ 1 x)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) into (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) into (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- (/ 1 y) (/ 1 x))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (- (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))) (* 1 (* 1 (/ 1 (/ 1 x))))) into (- x (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))
* [misc]approximate:  Taking taylor expansion of (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in (x y) around 0
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in y
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in y
* [misc]taylor:  Taking taylor expansion of (- x) in y
* [misc]taylor:  Taking taylor expansion of x in y
* [misc]backup-simplify:  Simplify x into x
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (- x) into (- x)
* [misc]backup-simplify:  Simplify (/ 1 (- x)) into (/ -1 x)
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in y
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in y
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0)) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x)) in x
* [misc]taylor:  Taking taylor expansion of (- x) in x
* [misc]taylor:  Taking taylor expansion of x in x
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ (fabs (- (/ 1 (- y)) (/ 1 (- x)))) 2.0) in x
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 (- y)) (/ 1 (- x)))) in x
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 (- y)) (/ 1 (- x)))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]taylor:  Taking taylor expansion of 2.0 in x
* [misc]backup-simplify:  Simplify 2.0 into 2.0
* [misc]backup-simplify:  Simplify (/ (fabs (- (/ 1 x) (/ 1 y))) 2.0) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]taylor:  Taking taylor expansion of -1 in y
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (+ 0 (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]taylor:  Taking taylor expansion of (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) in y
* [misc]taylor:  Taking taylor expansion of (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) in y
* [misc]taylor:  Taking taylor expansion of 0.5 in y
* [misc]backup-simplify:  Simplify 0.5 into 0.5
* [misc]taylor:  Taking taylor expansion of (fabs (- (/ 1 x) (/ 1 y))) in y
* [misc]backup-simplify:  Simplify (fabs (- (/ 1 x) (/ 1 y))) into (fabs (- (/ 1 x) (/ 1 y)))
* [misc]backup-simplify:  Simplify (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) into (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) into (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (* 0.5 0) (* 0 (fabs (- (/ 1 x) (/ 1 y))))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 2.0) (+ (* (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) (/ 0 2.0)) (* 0 (/ 0 2.0)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]taylor:  Taking taylor expansion of 0 in y
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (+ (- (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))) (* -1 (* 1 (/ 1 (/ 1 (- x)))))) into (- x (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 4 ] rewriting at (2)
* * * * [misc]progress:  [ 2 / 4 ] rewriting at (2 1)
* * * * [misc]progress:  [ 3 / 4 ] rewriting at (2 1 2)
* * * * [misc]progress:  [ 4 / 4 ] rewriting at (2 2)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 73 ] simplifiying candidate #<alt-event (λ (x y) (+ (* 0.5 (fabs (- y x))) (* 1.0 x)))>
* [enter]simplify:  Simplifying (+ (* 0.5 (fabs (- y x))) (* 1.0 x))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- y x))) (* 1.0 x))
* * * * [misc]progress:  [ 2 / 73 ] simplifiying candidate #<alt-event (λ (x y) (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x))>
* [enter]simplify:  Simplifying (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x)
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))) x)
* * * * [misc]progress:  [ 3 / 73 ] simplifiying candidate #<alt-event (λ (x y) (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x))>
* [enter]simplify:  Simplifying (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x)
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* [exit]simplify:  Simplified to (+ (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))) x)
* * * * [misc]progress:  [ 4 / 73 ] simplifiying candidate #<alt-event (λ (x y) (/ (- (sqr x) (* 0.25 (sqr (fabs (- y x))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (* 0.25 (sqr (fabs (- y x))))) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (47 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (* (sqr (fabs (- y x))) 0.25)) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 5 / 73 ] simplifiying candidate #<alt-event (λ (x y) (/ (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (* (fabs (- (/ 1 y) (/ 1 x))) (* (fabs (- (/ 1 y) (/ 1 x))) 0.25))) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 6 / 73 ] simplifiying candidate #<alt-event (λ (x y) (/ (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (* (fabs (- (/ 1 x) (/ 1 y))) (* (fabs (- (/ 1 x) (/ 1 y))) 0.25))) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 7 / 73 ] simplifiying candidate #<alt-event (λ (x y) (/ (- (sqr x) (* 0.25 (sqr (fabs (- y x))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (* 0.25 (sqr (fabs (- y x))))) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (34 enodes)
* * [misc]simplify:  iters left: 1 (47 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (* (sqr (fabs (- y x))) 0.25)) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 8 / 73 ] simplifiying candidate #<alt-event (λ (x y) (/ (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 y) (/ 1 x)))))) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (* (fabs (- (/ 1 y) (/ 1 x))) (* (fabs (- (/ 1 y) (/ 1 x))) 0.25))) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 9 / 73 ] simplifiying candidate #<alt-event (λ (x y) (/ (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (* 0.25 (sqr (fabs (- (/ 1 x) (/ 1 y)))))) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (26 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (40 enodes)
* * [misc]simplify:  iters left: 1 (51 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (* (fabs (- (/ 1 x) (/ 1 y))) (* (fabs (- (/ 1 x) (/ 1 y))) 0.25))) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 10 / 73 ] simplifiying candidate #<alt-event (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (* 0.5 (fabs (- y x))))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (* 0.5 (fabs (- y x)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (65 enodes)
* * [misc]simplify:  iters left: 2 (105 enodes)
* * [misc]simplify:  iters left: 1 (160 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))) (- x (* (fabs (- y x)) 0.5)))
* * * * [misc]progress:  [ 11 / 73 ] simplifiying candidate #<alt-event (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (* 0.5 (fabs (- (/ 1 y) (/ 1 x)))))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (* 0.5 (fabs (- (/ 1 y) (/ 1 x))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (112 enodes)
* * [misc]simplify:  iters left: 1 (165 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))) (- x (* (fabs (- (/ 1 y) (/ 1 x))) 0.5)))
* * * * [misc]progress:  [ 12 / 73 ] simplifiying candidate #<alt-event (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (* 0.5 (fabs (- (/ 1 x) (/ 1 y)))))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (* 0.5 (fabs (- (/ 1 x) (/ 1 y))))))
* * [misc]simplify:  iters left: 6 (18 enodes)
* * [misc]simplify:  iters left: 5 (32 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (72 enodes)
* * [misc]simplify:  iters left: 2 (112 enodes)
* * [misc]simplify:  iters left: 1 (165 enodes)
* [exit]simplify:  Simplified to (/ (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))) (- x (* (fabs (- (/ 1 x) (/ 1 y))) 0.5)))
* * * * [misc]progress:  [ 13 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (pow (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))) 1))>
* * * * [misc]progress:  [ 14 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (exp (- (log (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (log (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (- (log (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (log (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (42 enodes)
* * [misc]simplify:  iters left: 2 (55 enodes)
* * [misc]simplify:  iters left: 1 (64 enodes)
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 15 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (exp (log (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (log (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (67 enodes)
* * [misc]simplify:  iters left: 2 (99 enodes)
* * [misc]simplify:  iters left: 1 (123 enodes)
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (log (+ x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 16 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (log (exp (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (exp (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (62 enodes)
* * [misc]simplify:  iters left: 2 (95 enodes)
* * [misc]simplify:  iters left: 1 (117 enodes)
* [exit]simplify:  Simplified to (exp (/ (+ x (/ (fabs (- y x)) 2.0)) 1))
* [exit]simplify:  Simplified to (exp (/ (+ x (/ (fabs (- y x)) 2.0)) 1))
* * * * [misc]progress:  [ 17 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (/ (cube (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (cube (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (/ (cube (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (cube (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (41 enodes)
* * [misc]simplify:  iters left: 3 (77 enodes)
* * [misc]simplify:  iters left: 2 (182 enodes)
* * [misc]simplify:  iters left: 1 (444 enodes)
* [exit]simplify:  Simplified to (cube (/ (+ x (/ (fabs (- y x)) 2.0)) 1))
* [exit]simplify:  Simplified to (cube (/ (+ x (/ (fabs (- y x)) 2.0)) 1))
* * * * [misc]progress:  [ 18 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (cube (cbrt (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (cbrt (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (59 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (110 enodes)
* [exit]simplify:  Simplified to (cbrt (/ (+ x (/ (fabs (- y x)) 2.0)) 1))
* [exit]simplify:  Simplified to (cbrt (/ (+ x (/ (fabs (- y x)) 2.0)) 1))
* * * * [misc]progress:  [ 19 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (cbrt (cube (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (cube (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (105 enodes)
* * [misc]simplify:  iters left: 2 (217 enodes)
* * [misc]simplify:  iters left: 1 (438 enodes)
* [exit]simplify:  Simplified to (/ (* (+ x (/ (fabs (- y x)) 2.0)) (+ x (/ (fabs (- y x)) 2.0))) (/ 1 (+ x (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (/ (* (+ x (/ (fabs (- y x)) 2.0)) (+ x (/ (fabs (- y x)) 2.0))) (/ 1 (+ x (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 20 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (cube (/ (cbrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (cbrt (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (/ (cbrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (cbrt (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (48 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (/ (cbrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)))) (cbrt (- x (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (/ (cbrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)))) (cbrt (- x (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 21 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (sqrt (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (sqrt (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (59 enodes)
* * [misc]simplify:  iters left: 2 (88 enodes)
* * [misc]simplify:  iters left: 1 (110 enodes)
* [exit]simplify:  Simplified to (sqrt (/ (+ x (/ (fabs (- y x)) 2.0)) 1))
* [exit]simplify:  Simplified to (sqrt (/ (+ x (/ (fabs (- y x)) 2.0)) 1))
* * * * [misc]progress:  [ 22 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (sqr (/ (sqrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (sqrt (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (/ (sqrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (sqrt (- x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (28 enodes)
* * [misc]simplify:  iters left: 3 (37 enodes)
* * [misc]simplify:  iters left: 2 (48 enodes)
* * [misc]simplify:  iters left: 1 (58 enodes)
* [exit]simplify:  Simplified to (/ (sqrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)))) (sqrt (- x (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (/ (sqrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)))) (sqrt (- x (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 23 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (- (- x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (- (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (30 enodes)
* * [misc]simplify:  iters left: 3 (44 enodes)
* * [misc]simplify:  iters left: 2 (74 enodes)
* * [misc]simplify:  iters left: 1 (94 enodes)
* [exit]simplify:  Simplified to (- (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (- (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* [enter]simplify:  Simplifying (- (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (- (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (- (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 24 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (- (/ (sqr x) (- x (/ (fabs (- y x)) 2.0))) (/ (sqr (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (/ (sqr x) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (21 enodes)
* * [misc]simplify:  iters left: 1 (26 enodes)
* [exit]simplify:  Simplified to (/ (sqr x) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (/ (sqr x) (- x (/ (fabs (- y x)) 2.0)))
* [enter]simplify:  Simplifying (/ (sqr (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (29 enodes)
* * [misc]simplify:  iters left: 2 (50 enodes)
* * [misc]simplify:  iters left: 1 (69 enodes)
* [exit]simplify:  Simplified to (/ (sqr (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (/ (sqr (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 25 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ 1 1) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (58 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (109 enodes)
* [exit]simplify:  Simplified to (/ (+ x (/ (fabs (- y x)) 2.0)) 1)
* [exit]simplify:  Simplified to (/ (+ x (/ (fabs (- y x)) 2.0)) 1)
* * * * [misc]progress:  [ 26 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ (+ x (/ (fabs (- y x)) 2.0)) 1) (/ (- x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (/ (+ x (/ (fabs (- y x)) 2.0)) 1)
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* [exit]simplify:  Simplified to (/ (+ x (/ (fabs (- y x)) 2.0)) 1)
* [exit]simplify:  Simplified to (/ (+ x (/ (fabs (- y x)) 2.0)) 1)
* [enter]simplify:  Simplifying (/ (- x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 27 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ 1 1) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (/ 1 1)
* * [misc]simplify:  iters left: 2 (2 enodes)
* * [misc]simplify:  iters left: 1 (4 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* [enter]simplify:  Simplifying (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (58 enodes)
* * [misc]simplify:  iters left: 2 (87 enodes)
* * [misc]simplify:  iters left: 1 (109 enodes)
* [exit]simplify:  Simplified to (/ (+ x (/ (fabs (- y x)) 2.0)) 1)
* [exit]simplify:  Simplified to (/ (+ x (/ (fabs (- y x)) 2.0)) 1)
* * * * [misc]progress:  [ 28 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (* 1 (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))))>
* * * * [misc]progress:  [ 29 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (* (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (/ 1 (- x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (/ 1 (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (/ 1 (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 30 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ 1 (/ (- x (/ (fabs (- y x)) 2.0)) (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (/ (- x (/ (fabs (- y x)) 2.0)) (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (67 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (/ (/ (- x (/ (fabs (- y x)) 2.0)) (+ x (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (/ (/ (- x (/ (fabs (- y x)) 2.0)) (+ x (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 31 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) 1) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) 1)
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (38 enodes)
* * [misc]simplify:  iters left: 3 (61 enodes)
* * [misc]simplify:  iters left: 2 (80 enodes)
* * [misc]simplify:  iters left: 1 (92 enodes)
* [exit]simplify:  Simplified to (- (/ (sqr x) 1) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (- (/ (sqr x) 1) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 32 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ 1 (/ (- x (/ (fabs (- y x)) 2.0)) (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (/ (- x (/ (fabs (- y x)) 2.0)) (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (67 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (/ (/ (- x (/ (fabs (- y x)) 2.0)) (+ x (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (/ (/ (- x (/ (fabs (- y x)) 2.0)) (+ x (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 33 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (+ x (/ (fabs (- y x)) 2.0)) (/ (- x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (/ (- x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 34 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ 1 (/ (- x (/ (fabs (- y x)) 2.0)) (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (/ (- x (/ (fabs (- y x)) 2.0)) (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (67 enodes)
* * [misc]simplify:  iters left: 1 (86 enodes)
* [exit]simplify:  Simplified to (/ (/ (- x (/ (fabs (- y x)) 2.0)) (+ x (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (/ (/ (- x (/ (fabs (- y x)) 2.0)) (+ x (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 35 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3))) (+ (sqr x) (+ (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3)))
* * [misc]simplify:  iters left: 6 (14 enodes)
* * [misc]simplify:  iters left: 5 (27 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (76 enodes)
* * [misc]simplify:  iters left: 2 (141 enodes)
* * [misc]simplify:  iters left: 1 (205 enodes)
* [exit]simplify:  Simplified to (/ (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0))) (- (cube x) (cube (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (/ (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0))) (- (cube x) (cube (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 36 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (* (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (+ x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (46 enodes)
* * [misc]simplify:  iters left: 3 (79 enodes)
* * [misc]simplify:  iters left: 2 (146 enodes)
* * [misc]simplify:  iters left: 1 (249 enodes)
* [exit]simplify:  Simplified to 1
* [exit]simplify:  Simplified to 1
* * * * [misc]progress:  [ 37 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (pow (sqr x) 3) (pow (sqr (/ (fabs (- y x)) 2.0)) 3)) (* (- x (/ (fabs (- y x)) 2.0)) (+ (sqr (sqr x)) (+ (sqr (sqr (/ (fabs (- y x)) 2.0))) (* (sqr x) (sqr (/ (fabs (- y x)) 2.0))))))))>
* [enter]simplify:  Simplifying (* (- x (/ (fabs (- y x)) 2.0)) (+ (sqr (sqr x)) (+ (sqr (sqr (/ (fabs (- y x)) 2.0))) (* (sqr x) (sqr (/ (fabs (- y x)) 2.0))))))
* * [misc]simplify:  iters left: 6 (15 enodes)
* * [misc]simplify:  iters left: 5 (33 enodes)
* * [misc]simplify:  iters left: 4 (71 enodes)
* * [misc]simplify:  iters left: 3 (146 enodes)
* * [misc]simplify:  iters left: 2 (245 enodes)
* * [misc]simplify:  iters left: 1 (368 enodes)
* [exit]simplify:  Simplified to (+ (* (* (- x (/ (fabs (- y x)) 2.0)) (sqr (/ (fabs (- y x)) 2.0))) (sqr (/ (fabs (- y x)) 2.0))) (* (* (- x (/ (fabs (- y x)) 2.0)) (sqr x)) (+ (sqr (/ (fabs (- y x)) 2.0)) (sqr x))))
* [exit]simplify:  Simplified to (+ (* (* (- x (/ (fabs (- y x)) 2.0)) (sqr (/ (fabs (- y x)) 2.0))) (sqr (/ (fabs (- y x)) 2.0))) (* (* (- x (/ (fabs (- y x)) 2.0)) (sqr x)) (+ (sqr (/ (fabs (- y x)) 2.0)) (sqr x))))
* * * * [misc]progress:  [ 38 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr (sqr x)) (sqr (sqr (/ (fabs (- y x)) 2.0)))) (* (- x (/ (fabs (- y x)) 2.0)) (+ (sqr x) (sqr (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (* (- x (/ (fabs (- y x)) 2.0)) (+ (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (40 enodes)
* * [misc]simplify:  iters left: 3 (68 enodes)
* * [misc]simplify:  iters left: 2 (84 enodes)
* * [misc]simplify:  iters left: 1 (108 enodes)
* [exit]simplify:  Simplified to (* (- x (/ (fabs (- y x)) 2.0)) (+ (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (* (- x (/ (fabs (- y x)) 2.0)) (+ (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 39 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (log (/ (exp (sqr x)) (exp (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (/ (exp (sqr x)) (exp (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (31 enodes)
* * [misc]simplify:  iters left: 3 (36 enodes)
* * [misc]simplify:  iters left: 2 (53 enodes)
* * [misc]simplify:  iters left: 1 (68 enodes)
* [exit]simplify:  Simplified to (exp (* (+ (/ (fabs (- y x)) 2.0) x) (- x (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (exp (* (+ (/ (fabs (- y x)) 2.0) x) (- x (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 40 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (pow (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) 1) (- x (/ (fabs (- y x)) 2.0))))>
* * * * [misc]progress:  [ 41 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (exp (log (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (log (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (39 enodes)
* * [misc]simplify:  iters left: 2 (50 enodes)
* * [misc]simplify:  iters left: 1 (60 enodes)
* [exit]simplify:  Simplified to (log (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (log (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 42 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (log (exp (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (exp (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (46 enodes)
* * [misc]simplify:  iters left: 2 (65 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (exp (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (exp (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 43 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (cube (cbrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (cbrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (52 enodes)
* [exit]simplify:  Simplified to (cbrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (cbrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 44 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (cbrt (cube (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (cube (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (20 enodes)
* * [misc]simplify:  iters left: 4 (35 enodes)
* * [misc]simplify:  iters left: 3 (63 enodes)
* * [misc]simplify:  iters left: 2 (166 enodes)
* * [misc]simplify:  iters left: 1 (326 enodes)
* [exit]simplify:  Simplified to (cube (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (cube (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 45 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (sqr (sqrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (sqrt (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (18 enodes)
* * [misc]simplify:  iters left: 4 (26 enodes)
* * [misc]simplify:  iters left: 3 (35 enodes)
* * [misc]simplify:  iters left: 2 (46 enodes)
* * [misc]simplify:  iters left: 1 (52 enodes)
* [exit]simplify:  Simplified to (sqrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (sqrt (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 46 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (/ (- (pow (sqr x) 3) (pow (sqr (/ (fabs (- y x)) 2.0)) 3)) (+ (sqr (sqr x)) (+ (sqr (sqr (/ (fabs (- y x)) 2.0))) (* (sqr x) (sqr (/ (fabs (- y x)) 2.0)))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (- (pow (sqr x) 3) (pow (sqr (/ (fabs (- y x)) 2.0)) 3))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (74 enodes)
* * [misc]simplify:  iters left: 2 (123 enodes)
* * [misc]simplify:  iters left: 1 (186 enodes)
* [exit]simplify:  Simplified to (* (+ (cube (/ (fabs (- y x)) 2.0)) (cube x)) (- (cube x) (cube (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (* (+ (cube (/ (fabs (- y x)) 2.0)) (cube x)) (- (cube x) (cube (/ (fabs (- y x)) 2.0))))
* [enter]simplify:  Simplifying (+ (sqr (sqr x)) (+ (sqr (sqr (/ (fabs (- y x)) 2.0))) (* (sqr x) (sqr (/ (fabs (- y x)) 2.0)))))
* * [misc]simplify:  iters left: 6 (13 enodes)
* * [misc]simplify:  iters left: 5 (24 enodes)
* * [misc]simplify:  iters left: 4 (48 enodes)
* * [misc]simplify:  iters left: 3 (91 enodes)
* * [misc]simplify:  iters left: 2 (160 enodes)
* * [misc]simplify:  iters left: 1 (222 enodes)
* [exit]simplify:  Simplified to (+ (+ (sqr (sqr x)) (* (/ (fabs (- y x)) (/ 2.0 x)) (/ (fabs (- y x)) (/ 2.0 x)))) (sqr (sqr (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (+ (+ (sqr (sqr x)) (* (/ (fabs (- y x)) (/ 2.0 x)) (/ (fabs (- y x)) (/ 2.0 x)))) (sqr (sqr (/ (fabs (- y x)) 2.0))))
* * * * [misc]progress:  [ 47 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (- (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (30 enodes)
* * [misc]simplify:  iters left: 2 (49 enodes)
* * [misc]simplify:  iters left: 1 (59 enodes)
* [exit]simplify:  Simplified to (* (/ (fabs (- y x)) (* 2.0 2.0)) (- (fabs (- y x))))
* [exit]simplify:  Simplified to (* (/ (fabs (- y x)) (* 2.0 2.0)) (- (fabs (- y x))))
* * * * [misc]progress:  [ 48 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (* 1 (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (- x (/ (fabs (- y x)) 2.0))))>
* * * * [misc]progress:  [ 49 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (/ (- (sqr (sqr x)) (sqr (sqr (/ (fabs (- y x)) 2.0)))) (+ (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (- (sqr (sqr x)) (sqr (sqr (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (39 enodes)
* * [misc]simplify:  iters left: 3 (70 enodes)
* * [misc]simplify:  iters left: 2 (136 enodes)
* * [misc]simplify:  iters left: 1 (352 enodes)
* [exit]simplify:  Simplified to (- (sqr (sqr x)) (sqr (sqr (/ (fabs (- y x)) 2.0))))
* [exit]simplify:  Simplified to (- (sqr (sqr x)) (sqr (sqr (/ (fabs (- y x)) 2.0))))
* [enter]simplify:  Simplifying (+ (sqr x) (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (15 enodes)
* * [misc]simplify:  iters left: 4 (21 enodes)
* * [misc]simplify:  iters left: 3 (22 enodes)
* * [misc]simplify:  iters left: 2 (29 enodes)
* * [misc]simplify:  iters left: 1 (36 enodes)
* [exit]simplify:  Simplified to (+ (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (sqr x))
* [exit]simplify:  Simplified to (+ (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (sqr x))
* * * * [misc]progress:  [ 50 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (+ x (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* [enter]simplify:  Simplifying (- x (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* * * * [misc]progress:  [ 51 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (* 1 (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 52 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (pow (/ (fabs (- y x)) 2.0) 2)) (- x (/ (fabs (- y x)) 2.0))))>
* * * * [misc]progress:  [ 53 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (pow (sqr (/ (fabs (- y x)) 2.0)) 1)) (- x (/ (fabs (- y x)) 2.0))))>
* * * * [misc]progress:  [ 54 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (exp (log (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (log (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (23 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (49 enodes)
* * [misc]simplify:  iters left: 1 (69 enodes)
* [exit]simplify:  Simplified to (log (sqr (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (log (sqr (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 55 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (log (exp (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (exp (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* * [misc]simplify:  iters left: 3 (21 enodes)
* * [misc]simplify:  iters left: 2 (28 enodes)
* * [misc]simplify:  iters left: 1 (31 enodes)
* [exit]simplify:  Simplified to (exp (sqr (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (exp (sqr (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 56 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (cube (cbrt (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (cbrt (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (18 enodes)
* * [misc]simplify:  iters left: 3 (19 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (29 enodes)
* [exit]simplify:  Simplified to (cbrt (sqr (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cbrt (sqr (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 57 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (cbrt (cube (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (cube (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (14 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (59 enodes)
* * [misc]simplify:  iters left: 2 (108 enodes)
* * [misc]simplify:  iters left: 1 (165 enodes)
* [exit]simplify:  Simplified to (cube (sqr (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cube (sqr (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 58 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (sqrt (sqr (/ (fabs (- y x)) 2.0))))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (sqrt (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (20 enodes)
* * [misc]simplify:  iters left: 2 (27 enodes)
* * [misc]simplify:  iters left: 1 (34 enodes)
* [exit]simplify:  Simplified to (fabs (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (fabs (/ (fabs (- y x)) 2.0))
* * * * [misc]progress:  [ 59 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (* (sqr 1) (sqr (/ (fabs (- y x)) 2.0)))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (sqr 1)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr 1)
* [exit]simplify:  Simplified to (sqr 1)
* [enter]simplify:  Simplifying (sqr (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* * [misc]simplify:  iters left: 4 (17 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (25 enodes)
* * [misc]simplify:  iters left: 1 (28 enodes)
* [exit]simplify:  Simplified to (sqr (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (sqr (/ (fabs (- y x)) 2.0))
* * * * [misc]progress:  [ 60 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (* (sqr (fabs (- y x))) (sqr (/ 1 2.0)))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (sqr (fabs (- y x)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to (* (fabs (- y x)) (fabs (- y x)))
* [exit]simplify:  Simplified to (* (fabs (- y x)) (fabs (- y x)))
* [enter]simplify:  Simplifying (sqr (/ 1 2.0))
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (10 enodes)
* * [misc]simplify:  iters left: 1 (16 enodes)
* [exit]simplify:  Simplified to (/ 1 (sqr 2.0))
* [exit]simplify:  Simplified to (/ 1 (sqr 2.0))
* * * * [misc]progress:  [ 61 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (/ (sqr (fabs (- y x))) (sqr 2.0))) (- x (/ (fabs (- y x)) 2.0))))>
* [enter]simplify:  Simplifying (sqr (fabs (- y x)))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (6 enodes)
* [exit]simplify:  Simplified to (* (fabs (- y x)) (fabs (- y x)))
* [exit]simplify:  Simplified to (* (fabs (- y x)) (fabs (- y x)))
* [enter]simplify:  Simplifying (sqr 2.0)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (sqr 2.0)
* [exit]simplify:  Simplified to (sqr 2.0)
* * * * [misc]progress:  [ 62 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))>
* * * * [misc]progress:  [ 63 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (* 1 (sqr (/ (fabs (- y x)) 2.0)))) (- x (/ (fabs (- y x)) 2.0))))>
* * * * [misc]progress:  [ 64 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (pow (- x (/ (fabs (- y x)) 2.0)) 1)))>
* * * * [misc]progress:  [ 65 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (exp (log (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (log (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (log (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (log (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 66 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (log (exp (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (exp (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (exp (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (exp (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 67 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (cube (cbrt (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (cbrt (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (cbrt (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cbrt (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 68 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (cbrt (cube (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (cube (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (cube (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (cube (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 69 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (sqr (sqrt (- x (/ (fabs (- y x)) 2.0))))))>
* [enter]simplify:  Simplifying (sqrt (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (sqrt (- x (/ (fabs (- y x)) 2.0)))
* * * * [misc]progress:  [ 70 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (/ (- (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3)) (+ (sqr x) (+ (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0)))))))>
* [enter]simplify:  Simplifying (- (pow x 3) (pow (/ (fabs (- y x)) 2.0) 3))
* * [misc]simplify:  iters left: 6 (10 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (19 enodes)
* * [misc]simplify:  iters left: 3 (31 enodes)
* * [misc]simplify:  iters left: 2 (37 enodes)
* * [misc]simplify:  iters left: 1 (56 enodes)
* [exit]simplify:  Simplified to (- (cube x) (cube (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (- (cube x) (cube (/ (fabs (- y x)) 2.0)))
* [enter]simplify:  Simplifying (+ (sqr x) (+ (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (22 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (50 enodes)
* * [misc]simplify:  iters left: 2 (62 enodes)
* * [misc]simplify:  iters left: 1 (70 enodes)
* [exit]simplify:  Simplified to (+ (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (+ (* (/ x 2.0) (fabs (- y x))) (sqr x)))
* [exit]simplify:  Simplified to (+ (* (/ (fabs (- y x)) 2.0) (/ (fabs (- y x)) 2.0)) (+ (* (/ x 2.0) (fabs (- y x))) (sqr x)))
* * * * [misc]progress:  [ 71 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (+ x (- (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (- (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (/ (- (fabs (- y x))) 2.0)
* [exit]simplify:  Simplified to (/ (- (fabs (- y x))) 2.0)
* * * * [misc]progress:  [ 72 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (* 1 (- x (/ (fabs (- y x)) 2.0)))))>
* * * * [misc]progress:  [ 73 / 73 ] simplifiying candidate #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (+ x (/ (fabs (- y x)) 2.0)))))>
* [enter]simplify:  Simplifying (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [enter]simplify:  Simplifying (+ x (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime-changes:  Finding splitpoints for: (#<alt-delta (λ (x y) (/ (+ (cube (/ (fabs (- y x)) 2.0)) (cube x)) (+ (sqr x) (- (sqr (/ (fabs (- y x)) 2.0)) (* x (/ (fabs (- y x)) 2.0))))))> #<alt-delta (λ (x y) (/ (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (- x (/ (fabs (- y x)) 2.0))))> #<alt-delta (λ (x y) (sqr (sqrt (+ x (/ (fabs (- y x)) 2.0)))))> #<alt-event (λ (x y) (+ x (/ (fabs (- y x)) 2.0)))> #<alt-delta (λ (x y) (* (- (sqr x) (sqr (/ (fabs (- y x)) 2.0))) (/ 1 (- x (/ (fabs (- y x)) 2.0)))))>)
* [misc]regimes:  Found splitpoints: (#s(sp 0 (+ x (/ (fabs (- y x)) 2.0)) +inf.0)) , with alts (#<alt-event (λ (x y) (+ x (/ (fabs (- y x)) 2.0)))>)
* [enter]simplify:  Simplifying (cube (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (22 enodes)
* * [misc]simplify:  iters left: 3 (28 enodes)
* * [misc]simplify:  iters left: 2 (47 enodes)
* * [misc]simplify:  iters left: 1 (66 enodes)
* [exit]simplify:  Simplified to (cube (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (cube (/ (fabs (- y x)) 2.0))
* [enter]simplify:  Simplifying (cube x)
* * [misc]simplify:  iters left: 1 (2 enodes)
* [exit]simplify:  Simplified to (cube x)
* [exit]simplify:  Simplified to (cube x)
* [enter]simplify:  Simplifying (- (sqr x) (sqr (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (25 enodes)
* * [misc]simplify:  iters left: 3 (34 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (55 enodes)
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (* (+ x (/ (fabs (- y x)) 2.0)) (- x (/ (fabs (- y x)) 2.0)))
* [enter]simplify:  Simplifying (- x (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* [exit]simplify:  Simplified to (- x (/ (fabs (- y x)) 2.0))
* [enter]simplify:  Simplifying (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (sqrt (+ x (/ (fabs (- y x)) 2.0)))
* [enter]simplify:  Simplifying (+ x (/ (fabs (- y x)) 2.0))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (8 enodes)
* [exit]simplify:  Simplified to (+ x (/ (fabs (- y x)) 2.0))
* [enter]simplify:  Simplifying (/ 1 (- x (/ (fabs (- y x)) 2.0)))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (11 enodes)
* [exit]simplify:  Simplified to (/ 1 (- x (/ (fabs (- y x)) 2.0)))
* [exit]simplify:  Simplified to (/ 1 (- x (/ (fabs (- y x)) 2.0)))