* [misc]progress:  [Phase 1 of 3] Setting up.
* * * [misc]progress:  [1/2] Preparing points
* * * [misc]progress:  [2/2] Setting up program.
* [misc]progress:  [Phase 2 of 3] Improving.
* [enter]simplify:  Simplifying (- (exp x) 1)
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (expm1 x)
* * [misc]progress:  iteration 1 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-delta (λ (x) (expm1 x))>
* * * [misc]progress:  localizing error
* * * [misc]progress:  generating rewritten candidates
* * * [misc]progress:  generating series expansions
* * * [misc]progress:  simplifying candidates
* * * [misc]progress:  adding candidates to table
* * [misc]progress:  iteration 2 / 4
* * * [misc]progress:  picking best candidate
* * * * [misc]pick:  Picked  #<alt-event (λ (x) (- (exp 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 (- (exp x) 1) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (- (exp x) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp 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 (exp 0) into 1
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (exp x) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp 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 (exp 0) 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 (+ 1 -1) into 0
* [misc]backup-simplify:  Simplify 0 into 0
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1 0) into 1
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1/2 0) into 1/2
* [misc]backup-simplify:  Simplify 1/2 into 1/2
* [misc]backup-simplify:  Simplify (* (exp 0) (+ (* (/ (pow 1 3) 6)) (* (/ (pow 1 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 1/6
* [misc]backup-simplify:  Simplify (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 1/6 0) into 1/6
* [misc]backup-simplify:  Simplify 1/6 into 1/6
* [misc]backup-simplify:  Simplify (+ (* 1/6 (pow x 3)) (+ (* 1/2 (pow x 2)) (* 1 x))) into (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x))
* [misc]approximate:  Taking taylor expansion of (- (exp (/ 1 x)) 1) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (- (exp (/ 1 x)) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 x)) into (exp (/ 1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (exp (/ 1 x)) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 x)) into (exp (/ 1 x))
* [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 (+ (exp (/ 1 x)) -1) into (- (exp (/ 1 x)) 1)
* [misc]backup-simplify:  Simplify (- (exp (/ 1 x)) 1) into (- (exp (/ 1 x)) 1)
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) 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 0 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) 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 0 into 0
* [misc]backup-simplify:  Simplify (- (exp (/ 1 (/ 1 x))) 1) into (- (exp x) 1)
* [misc]approximate:  Taking taylor expansion of (- (exp (/ 1 (- x))) 1) in (x) around 0
* [misc]taylor:  Taking taylor expansion of (- (exp (/ 1 (- x))) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 (- x))) into (exp (/ -1 x))
* [misc]taylor:  Taking taylor expansion of 1 in x
* [misc]backup-simplify:  Simplify 1 into 1
* [misc]taylor:  Taking taylor expansion of (- (exp (/ 1 (- x))) 1) in x
* [misc]taylor:  Taking taylor expansion of (exp (/ 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]backup-simplify:  Simplify (exp (/ 1 (- x))) into (exp (/ -1 x))
* [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 (+ (exp (/ -1 x)) -1) into (- (exp (/ -1 x)) 1)
* [misc]backup-simplify:  Simplify (- (exp (/ -1 x)) 1) into (- (exp (/ -1 x)) 1)
* [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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) 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 0 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 (- 0) into 0
* [misc]backup-simplify:  Simplify (+ 0 0) 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 0 into 0
* [misc]backup-simplify:  Simplify (- (exp (/ -1 (/ 1 (- x)))) 1) into (- (exp x) 1)
* * * [misc]progress:  simplifying candidates
* * * * [misc]progress:  [ 1 / 20 ] simplifiying candidate #<alt-delta (λ (x) (log1p (expm1 (- (exp x) 1))))>
* [enter]simplify:  Simplifying (expm1 (- (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (expm1 (expm1 x))
* [exit]simplify:  Simplified to (expm1 (expm1 x))
* * * * [misc]progress:  [ 2 / 20 ] simplifiying candidate #<alt-delta (λ (x) (expm1 (log1p (- (exp x) 1))))>
* [enter]simplify:  Simplifying (log1p (- (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to x
* [exit]simplify:  Simplified to x
* * * * [misc]progress:  [ 3 / 20 ] simplifiying candidate #<alt-delta (λ (x) (expm1 x))>
* * * * [misc]progress:  [ 4 / 20 ] simplifiying candidate #<alt-delta (λ (x) (fma (* (cbrt (exp x)) (cbrt (exp x))) (cbrt (exp x)) (- 1)))>
* [enter]simplify:  Simplifying (- 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)
* * * * [misc]progress:  [ 5 / 20 ] simplifiying candidate #<alt-delta (λ (x) (fma (sqrt (exp x)) (sqrt (exp x)) (- 1)))>
* [enter]simplify:  Simplifying (- 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)
* * * * [misc]progress:  [ 6 / 20 ] simplifiying candidate #<alt-delta (λ (x) (fma 1 (exp x) (- 1)))>
* [enter]simplify:  Simplifying (- 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)
* * * * [misc]progress:  [ 7 / 20 ] simplifiying candidate #<alt-delta (λ (x) (pow (- (exp x) 1) 1))>
* * * * [misc]progress:  [ 8 / 20 ] simplifiying candidate #<alt-delta (λ (x) (exp (log (- (exp x) 1))))>
* [enter]simplify:  Simplifying (log (- (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (log (expm1 x))
* [exit]simplify:  Simplified to (log (expm1 x))
* * * * [misc]progress:  [ 9 / 20 ] simplifiying candidate #<alt-delta (λ (x) (log (exp (- (exp x) 1))))>
* [enter]simplify:  Simplifying (exp (- (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (11 enodes)
* * [misc]simplify:  iters left: 2 (12 enodes)
* [exit]simplify:  Simplified to (exp (expm1 x))
* [exit]simplify:  Simplified to (exp (expm1 x))
* * * * [misc]progress:  [ 10 / 20 ] simplifiying candidate #<alt-delta (λ (x) (* (* (cbrt (- (exp x) 1)) (cbrt (- (exp x) 1))) (cbrt (- (exp x) 1))))>
* [enter]simplify:  Simplifying (* (cbrt (- (exp x) 1)) (cbrt (- (exp x) 1)))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (9 enodes)
* [exit]simplify:  Simplified to (* (cbrt (expm1 x)) (cbrt (expm1 x)))
* [exit]simplify:  Simplified to (* (cbrt (expm1 x)) (cbrt (expm1 x)))
* [enter]simplify:  Simplifying (cbrt (- (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (cbrt (expm1 x))
* [exit]simplify:  Simplified to (cbrt (expm1 x))
* * * * [misc]progress:  [ 11 / 20 ] simplifiying candidate #<alt-delta (λ (x) (cbrt (* (* (- (exp x) 1) (- (exp x) 1)) (- (exp x) 1))))>
* [enter]simplify:  Simplifying (* (* (- (exp x) 1) (- (exp x) 1)) (- (exp x) 1))
* * [misc]simplify:  iters left: 6 (6 enodes)
* * [misc]simplify:  iters left: 5 (10 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* [exit]simplify:  Simplified to (pow (expm1 x) 3)
* [exit]simplify:  Simplified to (pow (expm1 x) 3)
* * * * [misc]progress:  [ 12 / 20 ] simplifiying candidate #<alt-delta (λ (x) (* (sqrt (- (exp x) 1)) (sqrt (- (exp x) 1))))>
* [enter]simplify:  Simplifying (sqrt (- (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (expm1 x))
* [exit]simplify:  Simplified to (sqrt (expm1 x))
* [enter]simplify:  Simplifying (sqrt (- (exp x) 1))
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (sqrt (expm1 x))
* [exit]simplify:  Simplified to (sqrt (expm1 x))
* * * * [misc]progress:  [ 13 / 20 ] simplifiying candidate #<alt-delta (λ (x) (/ (- (pow (exp x) 3) (pow 1 3)) (+ (* (exp x) (exp x)) (+ (* 1 1) (* (exp x) 1)))))>
* [enter]simplify:  Simplifying (- (pow (exp x) 3) (pow 1 3))
* * [misc]simplify:  iters left: 4 (7 enodes)
* * [misc]simplify:  iters left: 3 (14 enodes)
* * [misc]simplify:  iters left: 2 (20 enodes)
* * [misc]simplify:  iters left: 1 (26 enodes)
* [exit]simplify:  Simplified to (expm1 (fma 2 x x))
* [exit]simplify:  Simplified to (expm1 (fma 2 x x))
* [enter]simplify:  Simplifying (+ (* (exp x) (exp x)) (+ (* 1 1) (* (exp x) 1)))
* * [misc]simplify:  iters left: 6 (8 enodes)
* * [misc]simplify:  iters left: 5 (19 enodes)
* * [misc]simplify:  iters left: 4 (29 enodes)
* * [misc]simplify:  iters left: 3 (43 enodes)
* * [misc]simplify:  iters left: 2 (55 enodes)
* * [misc]simplify:  iters left: 1 (71 enodes)
* [exit]simplify:  Simplified to (fma (exp x) (exp x) (+ (exp x) 1))
* [exit]simplify:  Simplified to (fma (exp x) (exp x) (+ (exp x) 1))
* * * * [misc]progress:  [ 14 / 20 ] simplifiying candidate #<alt-delta (λ (x) (+ (exp x) (- 1)))>
* [enter]simplify:  Simplifying (- 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)
* * * * [misc]progress:  [ 15 / 20 ] simplifiying candidate #<alt-delta (λ (x) (* 1 (- (exp x) 1)))>
* * * * [misc]progress:  [ 16 / 20 ] simplifiying candidate #<alt-delta (λ (x) (/ (- (* (exp x) (exp x)) (* 1 1)) (+ (exp x) 1)))>
* [enter]simplify:  Simplifying (- (* (exp x) (exp x)) (* 1 1))
* * [misc]simplify:  iters left: 5 (6 enodes)
* * [misc]simplify:  iters left: 4 (12 enodes)
* * [misc]simplify:  iters left: 3 (18 enodes)
* * [misc]simplify:  iters left: 2 (24 enodes)
* * [misc]simplify:  iters left: 1 (32 enodes)
* [exit]simplify:  Simplified to (expm1 (+ x x))
* [exit]simplify:  Simplified to (expm1 (+ x x))
* [enter]simplify:  Simplifying (+ (exp x) 1)
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (+ (exp x) 1)
* [exit]simplify:  Simplified to (+ (exp x) 1)
* * * * [misc]progress:  [ 17 / 20 ] simplifiying candidate #<alt-delta (λ (x) (* (+ (sqrt (exp x)) 1) (- (sqrt (exp x)) 1)))>
* [enter]simplify:  Simplifying (+ (sqrt (exp x)) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (8 enodes)
* [exit]simplify:  Simplified to (+ 1 (sqrt (exp x)))
* [exit]simplify:  Simplified to (+ 1 (sqrt (exp x)))
* [enter]simplify:  Simplifying (- (sqrt (exp x)) 1)
* * [misc]simplify:  iters left: 4 (5 enodes)
* * [misc]simplify:  iters left: 3 (7 enodes)
* [exit]simplify:  Simplified to (- (sqrt (exp x)) 1)
* [exit]simplify:  Simplified to (- (sqrt (exp x)) 1)
* * * * [misc]progress:  [ 18 / 20 ] simplifiying candidate #<alt-event (λ (x) (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x)))>
* [enter]simplify:  Simplifying (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x))
* * [misc]simplify:  iters left: 6 (11 enodes)
* * [misc]simplify:  iters left: 5 (21 enodes)
* * [misc]simplify:  iters left: 4 (37 enodes)
* * [misc]simplify:  iters left: 3 (66 enodes)
* * [misc]simplify:  iters left: 2 (109 enodes)
* * [misc]simplify:  iters left: 1 (143 enodes)
* [exit]simplify:  Simplified to (fma (* x x) (fma 1/6 x 1/2) x)
* * * * [misc]progress:  [ 19 / 20 ] simplifiying candidate #<alt-event (λ (x) (- (exp x) 1))>
* [enter]simplify:  Simplifying (- (exp x) 1)
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (expm1 x)
* * * * [misc]progress:  [ 20 / 20 ] simplifiying candidate #<alt-event (λ (x) (- (exp x) 1))>
* [enter]simplify:  Simplifying (- (exp x) 1)
* * [misc]simplify:  iters left: 3 (4 enodes)
* * [misc]simplify:  iters left: 2 (7 enodes)
* [exit]simplify:  Simplified to (expm1 x)
* * * [misc]progress:  adding candidates to table
* [misc]progress:  [Phase 3 of 3] Extracting.
* * [misc]regime-changes:  Finding splitpoints for: (#<alt-event (λ (x) (- (exp x) 1))> #<alt-delta (λ (x) (expm1 x))>)
* [misc]regimes:  Found splitpoints: (#s(sp 0 (- (exp x) 1) +inf.0)) , with alts (#<alt-delta (λ (x) (expm1 x))>)