* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * * [misc]points:  Sampling 256 additional inputs, on iter 0 have 0 / 256
* * * * [misc]points:  Computing exacts on every 16 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 8 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 4 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 2 of 256 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 256 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 256 points with exact outputs
* * * [misc]progress:  [2/2] Setting up program.
* [misc]progress:  [Phase 2 of 3] Improving.
* [enter]simplify:  Simplifying (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* [exit]simplify:  Simplified to (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* * [misc]progress:  iteration 1 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (x) (+ (/ 1 (- x 1)) (/ x (+ x 1))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 (- x 1)) (/ x (+ x 1))) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x 1)) (/ x (+ x 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x 1)) in x
* [misc]taylor:  Taking taylor expansion of (- x 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ x (+ x 1)) 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 (+ x 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x 1)) (/ x (+ x 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x 1)) in x
* [misc]taylor:  Taking taylor expansion of (- x 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ x (+ x 1)) 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 (+ x 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 1 -1)))) into -1
* [misc]backup-simplify:  Simplify (+ -1 1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* -1 (/ 1 -1)))) into -1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 1 1)))) into -1
* [misc]backup-simplify:  Simplify (+ -1 -1) into -2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* -1 (/ 0 -1)) (* -1 (/ 1 -1)))) into -1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 1 1)))) into 1
* [misc]backup-simplify:  Simplify (+ -1 1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* -1 (/ 0 -1)) (* -1 (/ 0 -1)) (* -1 (/ 1 -1)))) into -1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 0 1)) (* 1 (/ 1 1)))) into -1
* [misc]backup-simplify:  Simplify (+ -1 -1) into -2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]backup-simplify:  Simplify (+ (* -2 (pow x 4)) (+ (* -2 (pow x 2)) -1)) into (- (+ (* 2 (pow x 2)) (+ (* 2 (pow x 4)) 1)))
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 (- (/ 1 x) 1)) (/ (/ 1 x) (+ (/ 1 x) 1))) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- (/ 1 x) 1)) (/ (/ 1 x) (+ (/ 1 x) 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 x) 1)) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 x) (+ (/ 1 x) 1)) 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 (+ (/ 1 x) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 (- (/ 1 x) 1)) (/ (/ 1 x) (+ (/ 1 x) 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 x) 1)) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 x) (+ (/ 1 x) 1)) 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 (+ (/ 1 x) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 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 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 1 1)))) into -1
* [misc]backup-simplify:  Simplify (+ 1 -1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ -1 1)))) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 1 1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 1 (/ -1 1)))) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 0 1)) (* 1 (/ 1 1)))) into -1
* [misc]backup-simplify:  Simplify (+ 1 -1) 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) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 1 (/ 0 1)) (* 1 (/ -1 1)))) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 0 1)) (* 1 (/ 0 1)) (* -1 (/ 1 1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]backup-simplify:  Simplify (+ (* 2 (pow (/ 1 x) 4)) (+ (* 2 (pow (/ 1 x) 2)) 1)) into (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2)))))
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 (- (/ 1 (- x)) 1)) (/ (/ 1 (- x)) (+ (/ 1 (- x)) 1))) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- (/ 1 (- x)) 1)) (/ (/ 1 (- x)) (+ (/ 1 (- x)) 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 (- x)) 1)) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 (- x)) (+ (/ 1 (- x)) 1)) 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 (+ (/ 1 (- x)) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 (- (/ 1 (- x)) 1)) (/ (/ 1 (- x)) (+ (/ 1 (- x)) 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 (- x)) 1)) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 (- x)) (+ (/ 1 (- x)) 1)) 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 (+ (/ 1 (- x)) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 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) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 1 -1)))) into 1
* [misc]backup-simplify:  Simplify (+ -1 1) 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ -1 -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)))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* 1 (/ 1 -1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify 2 into 2
* [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) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 1 (/ -1 -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 (- 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) 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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* 1 (/ 0 -1)) (* 1 (/ 1 -1)))) into 1
* [misc]backup-simplify:  Simplify (+ -1 1) 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) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 1 (/ 0 -1)) (* -1 (/ -1 -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 (- 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)) (* 0 (/ 0 -1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* 1 (/ 0 -1)) (* 1 (/ 0 -1)) (* 1 (/ 1 -1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]backup-simplify:  Simplify (+ (* 2 (pow (/ 1 (- x)) 4)) (+ (* 2 (pow (/ 1 (- x)) 2)) 1)) into (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2)))))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 25 ] simplifiying candidate #<alt (λ (x) (log1p (expm1 (+ (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * * [misc]progress:  [ 2 / 25 ] simplifiying candidate #<alt (λ (x) (expm1 (log1p (+ (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * * [misc]progress:  [ 3 / 25 ] simplifiying candidate #<alt (λ (x) (fma (* (cbrt (/ 1 (- x 1))) (cbrt (/ 1 (- x 1)))) (cbrt (/ 1 (- x 1))) (/ x (+ x 1))))>
* [enter]simplify:  Simplifying (* (cbrt (/ 1 (- x 1))) (cbrt (/ 1 (- x 1))))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ 1 (- x 1))) (cbrt (/ 1 (- x 1))))
* [misc]simplify:  Simplified (2 1) to (λ (x) (fma (* (cbrt (/ 1 (- x 1))) (cbrt (/ 1 (- x 1)))) (cbrt (/ 1 (- x 1))) (/ x (+ x 1))))
* * * * [misc]progress:  [ 4 / 25 ] simplifiying candidate #<alt (λ (x) (fma (sqrt (/ 1 (- x 1))) (sqrt (/ 1 (- x 1))) (/ x (+ x 1))))>
* [enter]simplify:  Simplifying (sqrt (/ 1 (- x 1)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (/ 1 (- x 1)))
* [misc]simplify:  Simplified (2 1) to (λ (x) (fma (sqrt (/ 1 (- x 1))) (sqrt (/ 1 (- x 1))) (/ x (+ x 1))))
* * * * [misc]progress:  [ 5 / 25 ] simplifiying candidate #<alt (λ (x) (fma 1 (/ 1 (- x 1)) (/ x (+ x 1))))>
* * * * [misc]progress:  [ 6 / 25 ] simplifiying candidate #<alt (λ (x) (fma 1 (/ 1 (- x 1)) (/ x (+ x 1))))>
* * * * [misc]progress:  [ 7 / 25 ] simplifiying candidate #<alt (λ (x) (fma (/ 1 (- (pow x 3) (pow 1 3))) (+ (* x x) (+ (* 1 1) (* x 1))) (/ x (+ x 1))))>
* [enter]simplify:  Simplifying (/ 1 (- (pow x 3) (pow 1 3)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (29 enodes)
* [exit]simplify:  Simplified to (/ 1 (fma x (* x x) (- 1)))
* [misc]simplify:  Simplified (2 1) to (λ (x) (fma (/ 1 (fma x (* x x) (- 1))) (+ (* x x) (+ (* 1 1) (* x 1))) (/ x (+ x 1))))
* * * * [misc]progress:  [ 8 / 25 ] simplifiying candidate #<alt (λ (x) (fma (/ 1 (- (* x x) (* 1 1))) (+ x 1) (/ x (+ x 1))))>
* [enter]simplify:  Simplifying (/ 1 (- (* x x) (* 1 1)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (80 enodes)
* [exit]simplify:  Simplified to (/ 1 (- (* x x) 1))
* [misc]simplify:  Simplified (2 1) to (λ (x) (fma (/ 1 (- (* x x) 1)) (+ x 1) (/ x (+ x 1))))
* * * * [misc]progress:  [ 9 / 25 ] simplifiying candidate #<alt (λ (x) (log (* (exp (/ 1 (- x 1))) (exp (/ x (+ x 1))))))>
* [enter]simplify:  Simplifying (* (exp (/ 1 (- x 1))) (exp (/ x (+ x 1))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (exp (+ (/ 1 (- x 1)) (/ x (+ x 1))))
* [misc]simplify:  Simplified (2 1) to (λ (x) (log (exp (+ (/ 1 (- x 1)) (/ x (+ x 1))))))
* * * * [misc]progress:  [ 10 / 25 ] simplifiying candidate #<alt (λ (x) (pow (+ (/ 1 (- x 1)) (/ x (+ x 1))) 1))>
* * * * [misc]progress:  [ 11 / 25 ] simplifiying candidate #<alt (λ (x) (exp (log (+ (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * * [misc]progress:  [ 12 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (+ (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * * [misc]progress:  [ 13 / 25 ] simplifiying candidate #<alt (λ (x) (* (* (cbrt (+ (/ 1 (- x 1)) (/ x (+ x 1)))) (cbrt (+ (/ 1 (- x 1)) (/ x (+ x 1))))) (cbrt (+ (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * * [misc]progress:  [ 14 / 25 ] simplifiying candidate #<alt (λ (x) (cbrt (* (* (+ (/ 1 (- x 1)) (/ x (+ x 1))) (+ (/ 1 (- x 1)) (/ x (+ x 1)))) (+ (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * * [misc]progress:  [ 15 / 25 ] simplifiying candidate #<alt (λ (x) (* (sqrt (+ (/ 1 (- x 1)) (/ x (+ x 1)))) (sqrt (+ (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * * [misc]progress:  [ 16 / 25 ] simplifiying candidate #<alt (λ (x) (/ (+ (* 1 (+ x 1)) (* (- x 1) x)) (* (- x 1) (+ x 1))))>
* [enter]simplify:  Simplifying (+ (* 1 (+ x 1)) (* (- x 1) x))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (41 enodes)
* * [misc]simplify:  iters left: 2 (60 enodes)
* * [misc]simplify:  iters left: 1 (114 enodes)
* [exit]simplify:  Simplified to (+ (fma x x 0) 1)
* [misc]simplify:  Simplified (2 1) to (λ (x) (/ (+ (fma x x 0) 1) (* (- x 1) (+ x 1))))
* [enter]simplify:  Simplifying (* (- x 1) (+ x 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (39 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (fma (- x 1) x (- x 1))
* [misc]simplify:  Simplified (2 2) to (λ (x) (/ (+ (fma x x 0) 1) (fma (- x 1) x (- x 1))))
* * * * [misc]progress:  [ 17 / 25 ] simplifiying candidate #<alt (λ (x) (/ (+ (pow (/ 1 (- x 1)) 3) (pow (/ x (+ x 1)) 3)) (+ (* (/ 1 (- x 1)) (/ 1 (- x 1))) (- (* (/ x (+ x 1)) (/ x (+ x 1))) (* (/ 1 (- x 1)) (/ x (+ x 1)))))))>
* * * * [misc]progress:  [ 18 / 25 ] simplifiying candidate #<alt (λ (x) (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))>
* * * * [misc]progress:  [ 19 / 25 ] simplifiying candidate #<alt (λ (x) (/ (- (* (/ 1 (- x 1)) (/ 1 (- x 1))) (* (/ x (+ x 1)) (/ x (+ x 1)))) (- (/ 1 (- x 1)) (/ x (+ x 1)))))>
* * * * [misc]progress:  [ 20 / 25 ] simplifiying candidate #<alt (λ (x) (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))>
* [enter]simplify:  Simplifying (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* [exit]simplify:  Simplified to (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* [misc]simplify:  Simplified (2 2) to (λ (x) (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))
* * * * [misc]progress:  [ 21 / 25 ] simplifiying candidate #<alt (λ (x) (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))>
* [enter]simplify:  Simplifying (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* [exit]simplify:  Simplified to (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* [misc]simplify:  Simplified (2 2) to (λ (x) (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))
* * * * [misc]progress:  [ 22 / 25 ] simplifiying candidate #<alt (λ (x) (+ (/ x (+ x 1)) (/ 1 (- x 1))))>
* * * * [misc]progress:  [ 23 / 25 ] simplifiying candidate #<alt (λ (x) (- (+ (* 2 (pow x 2)) (+ (* 2 (pow x 4)) 1))))>
* [enter]simplify:  Simplifying (- (+ (* 2 (pow x 2)) (+ (* 2 (pow x 4)) 1)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (112 enodes)
* * [misc]simplify:  iters left: 2 (180 enodes)
* * [misc]simplify:  iters left: 1 (214 enodes)
* [exit]simplify:  Simplified to (fma (- 2) (fma x x (pow x 4)) (- 1))
* [misc]simplify:  Simplified (2) to (λ (x) (fma (- 2) (fma x x (pow x 4)) (- 1)))
* * * * [misc]progress:  [ 24 / 25 ] simplifiying candidate #<alt (λ (x) (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2))))))>
* [enter]simplify:  Simplifying (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (64 enodes)
* * [misc]simplify:  iters left: 1 (69 enodes)
* [exit]simplify:  Simplified to (+ (/ (/ 2 x) x) (+ 1 (/ 2 (pow x 4))))
* [misc]simplify:  Simplified (2) to (λ (x) (+ (/ (/ 2 x) x) (+ 1 (/ 2 (pow x 4)))))
* * * * [misc]progress:  [ 25 / 25 ] simplifiying candidate #<alt (λ (x) (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2))))))>
* [enter]simplify:  Simplifying (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (64 enodes)
* * [misc]simplify:  iters left: 1 (69 enodes)
* [exit]simplify:  Simplified to (+ (/ (/ 2 x) x) (+ 1 (/ 2 (pow x 4))))
* [misc]simplify:  Simplified (2) to (λ (x) (+ (/ (/ 2 x) x) (+ 1 (/ 2 (pow x 4)))))
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt (λ (x) (log (exp (+ (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * * [misc]progress:  [ 1 / 1 ] rewriting at (2 1 1)
* * * [misc]progress:  generating series expansions
* * * * [misc]progress:  [ 1 / 1 ] generating series at (2 1 1)
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 (- x 1)) (/ x (+ x 1))) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x 1)) (/ x (+ x 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x 1)) in x
* [misc]taylor:  Taking taylor expansion of (- x 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ x (+ x 1)) 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 (+ x 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- x 1)) (/ x (+ x 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- x 1)) in x
* [misc]taylor:  Taking taylor expansion of (- x 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (/ 1 -1) into -1
* [misc]taylor:  Taking taylor expansion of (/ x (+ x 1)) 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 (+ x 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify -1 into -1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 1 -1)))) into -1
* [misc]backup-simplify:  Simplify (+ -1 1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* -1 (/ 1 -1)))) into -1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 1 1)))) into -1
* [misc]backup-simplify:  Simplify (+ -1 -1) into -2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* -1 (/ 0 -1)) (* -1 (/ 1 -1)))) into -1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 1 1)))) into 1
* [misc]backup-simplify:  Simplify (+ -1 1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* -1 (/ 0 -1)) (* -1 (/ 0 -1)) (* -1 (/ 1 -1)))) into -1
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 0 1)) (* 1 (/ 1 1)))) into -1
* [misc]backup-simplify:  Simplify (+ -1 -1) into -2
* [misc]backup-simplify:  Simplify -2 into -2
* [misc]backup-simplify:  Simplify (+ (* -2 (pow x 4)) (+ (* -2 (pow x 2)) -1)) into (- (+ (* 2 (pow x 2)) (+ (* 2 (pow x 4)) 1)))
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 (- (/ 1 x) 1)) (/ (/ 1 x) (+ (/ 1 x) 1))) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- (/ 1 x) 1)) (/ (/ 1 x) (+ (/ 1 x) 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 x) 1)) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 x) (+ (/ 1 x) 1)) 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 (+ (/ 1 x) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 (- (/ 1 x) 1)) (/ (/ 1 x) (+ (/ 1 x) 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 x) 1)) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 1 x) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 x) (+ (/ 1 x) 1)) 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 (+ (/ 1 x) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify (/ 1 1) into 1
* [misc]backup-simplify:  Simplify (+ 0 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 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 1 1)))) into -1
* [misc]backup-simplify:  Simplify (+ 1 -1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ -1 1)))) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 1 1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 1 (/ -1 1)))) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 0 1)) (* 1 (/ 1 1)))) into -1
* [misc]backup-simplify:  Simplify (+ 1 -1) 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) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 1 (/ 0 1)) (* 1 (/ -1 1)))) into 1
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* -1 (/ 0 1)) (* 1 (/ 0 1)) (* -1 (/ 1 1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]backup-simplify:  Simplify (+ (* 2 (pow (/ 1 x) 4)) (+ (* 2 (pow (/ 1 x) 2)) 1)) into (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2)))))
* [misc]approximate:  Taking taylor expansion of (+ (/ 1 (- (/ 1 (- x)) 1)) (/ (/ 1 (- x)) (+ (/ 1 (- x)) 1))) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (+ (/ 1 (- (/ 1 (- x)) 1)) (/ (/ 1 (- x)) (+ (/ 1 (- x)) 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 (- x)) 1)) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 (- x)) (+ (/ 1 (- x)) 1)) 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 (+ (/ 1 (- x)) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 (- (/ 1 (- x)) 1)) (/ (/ 1 (- x)) (+ (/ 1 (- x)) 1))) in x
* [misc]taylor:  Taking taylor expansion of (/ 1 (- (/ 1 (- x)) 1)) in x
* [misc]taylor:  Taking taylor expansion of (- (/ 1 (- x)) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 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 (- x)) (+ (/ 1 (- x)) 1)) 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 (+ (/ 1 (- x)) 1) 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 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (+ -1 0) into -1
* [misc]backup-simplify:  Simplify (/ -1 -1) into 1
* [misc]backup-simplify:  Simplify (+ 0 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) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 1) into 1
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 1 -1)))) into 1
* [misc]backup-simplify:  Simplify (+ -1 1) 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 (- 1) into -1
* [misc]backup-simplify:  Simplify (+ 0 -1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ -1 -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)))) 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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* 1 (/ 1 -1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify 2 into 2
* [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) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 1 (/ -1 -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 (- 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) 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 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* 1 (/ 0 -1)) (* 1 (/ 1 -1)))) into 1
* [misc]backup-simplify:  Simplify (+ -1 1) 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) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 1 (/ 0 -1)) (* -1 (/ -1 -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 (- 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)) (* 0 (/ 0 -1)))) 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (- 1) into -1
* [misc]backup-simplify:  Simplify (- (+ (* -1 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)) (* 0 (/ 0 -1)))) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) into 0
* [misc]backup-simplify:  Simplify (- (/ 0 -1) (+ (* 1 (/ 0 -1)) (* 1 (/ 0 -1)) (* 1 (/ 0 -1)) (* 1 (/ 1 -1)))) into 1
* [misc]backup-simplify:  Simplify (+ 1 1) into 2
* [misc]backup-simplify:  Simplify 2 into 2
* [misc]backup-simplify:  Simplify (+ (* 2 (pow (/ 1 (- x)) 4)) (+ (* 2 (pow (/ 1 (- x)) 2)) 1)) into (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2)))))
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (log1p (expm1 (+ (/ 1 (- x 1)) (/ x (+ x 1))))))))>
* * * * [misc]progress:  [ 2 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (expm1 (log1p (+ (/ 1 (- x 1)) (/ x (+ x 1))))))))>
* * * * [misc]progress:  [ 3 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (fma (* (cbrt (/ 1 (- x 1))) (cbrt (/ 1 (- x 1)))) (cbrt (/ 1 (- x 1))) (/ x (+ x 1))))))>
* [enter]simplify:  Simplifying (* (cbrt (/ 1 (- x 1))) (cbrt (/ 1 (- x 1))))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (11 enodes)
* [exit]simplify:  Simplified to (* (cbrt (/ 1 (- x 1))) (cbrt (/ 1 (- x 1))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x) (log (exp (fma (* (cbrt (/ 1 (- x 1))) (cbrt (/ 1 (- x 1)))) (cbrt (/ 1 (- x 1))) (/ x (+ x 1))))))
* * * * [misc]progress:  [ 4 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (fma (sqrt (/ 1 (- x 1))) (sqrt (/ 1 (- x 1))) (/ x (+ x 1))))))>
* [enter]simplify:  Simplifying (sqrt (/ 1 (- x 1)))
* * [misc]simplify:  iters left: 5 (5 enodes)
* * [misc]simplify:  iters left: 4 (9 enodes)
* * [misc]simplify:  iters left: 3 (10 enodes)
* [exit]simplify:  Simplified to (sqrt (/ 1 (- x 1)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x) (log (exp (fma (sqrt (/ 1 (- x 1))) (sqrt (/ 1 (- x 1))) (/ x (+ x 1))))))
* * * * [misc]progress:  [ 5 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (fma 1 (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * * [misc]progress:  [ 6 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (fma 1 (/ 1 (- x 1)) (/ x (+ x 1))))))>
* * * * [misc]progress:  [ 7 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (fma (/ 1 (- (pow x 3) (pow 1 3))) (+ (* x x) (+ (* 1 1) (* x 1))) (/ x (+ x 1))))))>
* [enter]simplify:  Simplifying (/ 1 (- (pow x 3) (pow 1 3)))
* * [misc]simplify:  iters left: 5 (7 enodes)
* * [misc]simplify:  iters left: 4 (16 enodes)
* * [misc]simplify:  iters left: 3 (23 enodes)
* * [misc]simplify:  iters left: 2 (26 enodes)
* * [misc]simplify:  iters left: 1 (29 enodes)
* [exit]simplify:  Simplified to (/ 1 (fma x (* x x) (- 1)))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x) (log (exp (fma (/ 1 (fma x (* x x) (- 1))) (+ (* x x) (+ (* 1 1) (* x 1))) (/ x (+ x 1))))))
* * * * [misc]progress:  [ 8 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (fma (/ 1 (- (* x x) (* 1 1))) (+ x 1) (/ x (+ x 1))))))>
* [enter]simplify:  Simplifying (/ 1 (- (* x x) (* 1 1)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (12 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* * [misc]simplify:  iters left: 3 (27 enodes)
* * [misc]simplify:  iters left: 2 (45 enodes)
* * [misc]simplify:  iters left: 1 (80 enodes)
* [exit]simplify:  Simplified to (/ 1 (- (* x x) 1))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x) (log (exp (fma (/ 1 (- (* x x) 1)) (+ x 1) (/ x (+ x 1))))))
* * * * [misc]progress:  [ 9 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (log (* (exp (/ 1 (- x 1))) (exp (/ x (+ x 1))))))))>
* [enter]simplify:  Simplifying (* (exp (/ 1 (- x 1))) (exp (/ x (+ x 1))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (17 enodes)
* * [misc]simplify:  iters left: 4 (20 enodes)
* [exit]simplify:  Simplified to (exp (+ (/ 1 (- x 1)) (/ x (+ x 1))))
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x) (log (exp (log (exp (+ (/ 1 (- x 1)) (/ x (+ x 1))))))))
* * * * [misc]progress:  [ 10 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (pow (+ (/ 1 (- x 1)) (/ x (+ x 1))) 1))))>
* * * * [misc]progress:  [ 11 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (exp (log (+ (/ 1 (- x 1)) (/ x (+ x 1))))))))>
* * * * [misc]progress:  [ 12 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (log (exp (+ (/ 1 (- x 1)) (/ x (+ x 1))))))))>
* * * * [misc]progress:  [ 13 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (* (* (cbrt (+ (/ 1 (- x 1)) (/ x (+ x 1)))) (cbrt (+ (/ 1 (- x 1)) (/ x (+ x 1))))) (cbrt (+ (/ 1 (- x 1)) (/ x (+ x 1))))))))>
* * * * [misc]progress:  [ 14 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (cbrt (* (* (+ (/ 1 (- x 1)) (/ x (+ x 1))) (+ (/ 1 (- x 1)) (/ x (+ x 1)))) (+ (/ 1 (- x 1)) (/ x (+ x 1))))))))>
* * * * [misc]progress:  [ 15 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (* (sqrt (+ (/ 1 (- x 1)) (/ x (+ x 1)))) (sqrt (+ (/ 1 (- x 1)) (/ x (+ x 1))))))))>
* * * * [misc]progress:  [ 16 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (/ (+ (* 1 (+ x 1)) (* (- x 1) x)) (* (- x 1) (+ x 1))))))>
* [enter]simplify:  Simplifying (+ (* 1 (+ x 1)) (* (- x 1) x))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (36 enodes)
* * [misc]simplify:  iters left: 3 (41 enodes)
* * [misc]simplify:  iters left: 2 (60 enodes)
* * [misc]simplify:  iters left: 1 (114 enodes)
* [exit]simplify:  Simplified to (+ (fma x x 0) 1)
* [misc]simplify:  Simplified (2 1 1 1) to (λ (x) (log (exp (/ (+ (fma x x 0) 1) (* (- x 1) (+ x 1))))))
* [enter]simplify:  Simplifying (* (- x 1) (+ x 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (17 enodes)
* * [misc]simplify:  iters left: 2 (39 enodes)
* * [misc]simplify:  iters left: 1 (89 enodes)
* [exit]simplify:  Simplified to (fma (- x 1) x (- x 1))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x) (log (exp (/ (+ (fma x x 0) 1) (fma (- x 1) x (- x 1))))))
* * * * [misc]progress:  [ 17 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (/ (+ (pow (/ 1 (- x 1)) 3) (pow (/ x (+ x 1)) 3)) (+ (* (/ 1 (- x 1)) (/ 1 (- x 1))) (- (* (/ x (+ x 1)) (/ x (+ x 1))) (* (/ 1 (- x 1)) (/ x (+ x 1)))))))))>
* * * * [misc]progress:  [ 18 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))))>
* * * * [misc]progress:  [ 19 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (/ (- (* (/ 1 (- x 1)) (/ 1 (- x 1))) (* (/ x (+ x 1)) (/ x (+ x 1)))) (- (/ 1 (- x 1)) (/ x (+ x 1)))))))>
* * * * [misc]progress:  [ 20 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))))>
* [enter]simplify:  Simplifying (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* [exit]simplify:  Simplified to (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x) (log (exp (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))))
* * * * [misc]progress:  [ 21 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))))>
* [enter]simplify:  Simplifying (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* * [misc]simplify:  iters left: 6 (7 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* * [misc]simplify:  iters left: 4 (14 enodes)
* [exit]simplify:  Simplified to (+ (/ 1 (- x 1)) (/ x (+ x 1)))
* [misc]simplify:  Simplified (2 1 1 2) to (λ (x) (log (exp (* 1 (+ (/ 1 (- x 1)) (/ x (+ x 1)))))))
* * * * [misc]progress:  [ 22 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (+ (/ x (+ x 1)) (/ 1 (- x 1))))))>
* * * * [misc]progress:  [ 23 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (- (+ (* 2 (pow x 2)) (+ (* 2 (pow x 4)) 1))))))>
* [enter]simplify:  Simplifying (- (+ (* 2 (pow x 2)) (+ (* 2 (pow x 4)) 1)))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (53 enodes)
* * [misc]simplify:  iters left: 3 (112 enodes)
* * [misc]simplify:  iters left: 2 (180 enodes)
* * [misc]simplify:  iters left: 1 (214 enodes)
* [exit]simplify:  Simplified to (fma (- 2) (fma x x (pow x 4)) (- 1))
* [misc]simplify:  Simplified (2 1 1) to (λ (x) (log (exp (fma (- 2) (fma x x (pow x 4)) (- 1)))))
* * * * [misc]progress:  [ 24 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2))))))))>
* [enter]simplify:  Simplifying (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (64 enodes)
* * [misc]simplify:  iters left: 1 (69 enodes)
* [exit]simplify:  Simplified to (+ (/ (/ 2 x) x) (+ 1 (/ 2 (pow x 4))))
* [misc]simplify:  Simplified (2 1 1) to (λ (x) (log (exp (+ (/ (/ 2 x) x) (+ 1 (/ 2 (pow x 4)))))))
* * * * [misc]progress:  [ 25 / 25 ] simplifiying candidate #<alt (λ (x) (log (exp (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2))))))))>
* [enter]simplify:  Simplifying (+ (* 2 (/ 1 (pow x 4))) (+ 1 (* 2 (/ 1 (pow x 2)))))
* * [misc]simplify:  iters left: 6 (12 enodes)
* * [misc]simplify:  iters left: 5 (25 enodes)
* * [misc]simplify:  iters left: 4 (43 enodes)
* * [misc]simplify:  iters left: 3 (55 enodes)
* * [misc]simplify:  iters left: 2 (64 enodes)
* * [misc]simplify:  iters left: 1 (69 enodes)
* [exit]simplify:  Simplified to (+ (/ (/ 2 x) x) (+ 1 (/ 2 (pow x 4))))
* [misc]simplify:  Simplified (2 1 1) to (λ (x) (log (exp (+ (/ (/ 2 x) x) (+ 1 (/ 2 (pow x 4)))))))
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* [enter]simplify:  Simplifying (log (exp (+ (/ 1 (- x 1)) (/ x (+ x 1)))))
* * [misc]simplify:  iters left: 6 (9 enodes)
* * [misc]simplify:  iters left: 5 (13 enodes)
* [exit]simplify:  Simplified to (log (exp (+ (/ 1 (- x 1)) (/ x (+ x 1)))))
* * * * [misc]points:  Sampling 8000 additional inputs, on iter 0 have 0 / 8000
* * * * [misc]points:  Computing exacts on every 500 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 250 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 125 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 62 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 31 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 15 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 7 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts on every 3 of 8000 points to ramp up precision
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Computing exacts for 8000 points
* * * * [misc]points:  Setting MPFR precision to 64
* * * * [misc]points:  Setting MPFR precision to 320
* * * * [misc]points:  Filtering points with unrepresentable outputs
* * * * [exit]points:  Sampled 8000 points with exact outputs