Details

sample62.0ms

Algorithm

intervals

Results

29.0ms	106×	body	1280	valid
11.0ms	71×	body	640	valid
6.0ms	59×	body	320	valid
5.0ms	238×	body	80	valid
1.0ms	13×	body	160	valid

simplify217.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	14	5
1	23	5
2	31	5
3	36	5
4	41	5
5	65	5
6	103	5
7	250	5
8	1252	5
9	5001	5

prune2.0ms

Filtered

1 candidates to 0 candidates (0.0%)

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.7b

localize6.0ms

Local error

Found 1 expressions with local error:

3.7b	(- (exp x) (exp (- x)))

rewrite5.0ms

Algorithm

rewrite-expression-head

Rules

3×	`add-sqr-sqrt` `*-un-lft-identity` `add-log-exp`
1×	`pow1` `add-exp-log` `add-cube-cbrt` `sub-neg` `flip3--` `diff-log` `add-cbrt-cube` `flip--` `distribute-lft-out--` `difference-of-squares`

Counts

1 → 14

Calls

1 calls:

5.0ms

(- (exp x) (exp (- x)))

series40.0ms

Counts

1 → 3

Calls

1 calls:

40.0ms

(- (exp x) (exp (- x)))

simplify581.0ms

Algorithm

egg-herbie

Counts

17 → 17

Iterations

Useful iterations: 3 (27.0ms)

Iter	Nodes	Cost
0	100	120
1	257	108
2	763	107
3	4896	105
4	5001	105

prune43.0ms

Filtered

17 candidates to 14 candidates (82.4%)

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0.0b

localize14.0ms

Local error

Found 2 expressions with local error:

0.0b	(* 1/60 (pow x 5))
0.1b	(* 1/3 (pow x 3))

rewrite13.0ms

Algorithm

rewrite-expression-head

Rules

21×	`add-sqr-sqrt`
19×	`associate-r`
12×	`add-exp-log`
9×	`add-cube-cbrt` `*-un-lft-identity`
8×	`unpow-prod-down`
7×	`unswap-sqr`
6×	`associate-l` `prod-exp` `add-cbrt-cube`
4×	`cube-prod` `sqr-pow`
2×	`pow1` `pow-to-exp` `pow-exp` `*-commutative` `cbrt-unprod` `add-log-exp`
1×	`cube-mult` `unpow3`

Counts

2 → 56

Calls

2 calls:

5.0ms	(* 1/60 (pow x 5))
6.0ms	(* 1/3 (pow x 3))

series88.0ms

Counts

2 → 6

Calls

2 calls:

52.0ms	(* 1/60 (pow x 5))
36.0ms	(* 1/3 (pow x 3))

simplify183.0ms

Algorithm

egg-herbie

Counts

62 → 62

Iterations

Useful iterations: 1 (7.0ms)

Iter	Nodes	Cost
0	208	209
1	871	193
2	4636	193
3	5001	193

prune132.0ms

Filtered

62 candidates to 38 candidates (61.3%)

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0.0b

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b	(exp (- (exp x) (exp (- x))))
3.6b	(log (exp (- (exp x) (exp (- x)))))
3.7b	(- (exp x) (exp (- x)))

rewrite18.0ms

Algorithm

rewrite-expression-head

Rules

12×	`add-sqr-sqrt` `*-un-lft-identity`
10×	`exp-prod`
8×	`add-log-exp`
6×	`add-cube-cbrt` `log-pow`
5×	`log-prod`
4×	`pow1` `exp-sum`
3×	`add-exp-log` `sub-neg` `add-cbrt-cube` `distribute-lft-out--` `difference-of-squares`
2×	`exp-diff` `diff-log` `rem-exp-log`
1×	`log-div` `flip3--` `rem-log-exp` `flip--`

Counts

3 → 51

Calls

3 calls:

6.0ms	(exp (- (exp x) (exp (- x))))
6.0ms	(log (exp (- (exp x) (exp (- x)))))
5.0ms	(- (exp x) (exp (- x)))

series113.0ms

Counts

3 → 9

Calls

3 calls:

38.0ms	(exp (- (exp x) (exp (- x))))
40.0ms	(log (exp (- (exp x) (exp (- x)))))
34.0ms	(- (exp x) (exp (- x)))

simplify47.0ms

Algorithm

egg-herbie

Counts

60 → 60

Iterations

Useful iterations: 2 (11.0ms)

Iter	Nodes	Cost
0	159	376
1	396	337
2	1411	336
3	5001	336

prune110.0ms

Filtered

60 candidates to 40 candidates (66.7%)

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0.0b

regimes61.0ms

Accuracy

0% (0.6b remaining)

Error of 0.6b against oracle of 0.0b and baseline of 0.6b

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	20	8
1	20	8

end0.0ms

sample1.9s

Algorithm

intervals

Results

926.0ms	3368×	body	1280	valid
409.0ms	2525×	body	640	valid
190.0ms	8279×	body	80	valid
121.0ms	1255×	body	320	valid
36.0ms	597×	body	160	valid