Details

sample13.0ms

Algorithm

intervals

Results

7.0ms

256×

body

valid

simplify214.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	10	5
1	12	5
2	14	5
3	15	5
4	20	5
5	41	5
6	66	5
7	165	5
8	1123	5
9	5001	5

prune2.0ms

Filtered

1 candidates to 0 candidates (0.0%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Kept	Total
New	1	1
Fresh	1	1
Picked	0	0
Done	0	0
Total	2	2

Merged error: 0.0b

Counts

2 → 1

localize6.0ms

Local error

Found 1 expressions with local error:

0.0b	(/ 2.0 (+ (exp x) (exp (- x))))

rewrite7.0ms

Algorithm

rewrite-expression-head

Rules

18×	`*-un-lft-identity`
12×	`times-frac`
10×	`add-sqr-sqrt` `add-cube-cbrt`
4×	`associate-/r*` `distribute-lft-out`
3×	`add-exp-log` `add-cbrt-cube` `associate-/l*`
2×	`associate-/r/`
1×	`pow1` `cbrt-undiv` `expm1-log1p-u` `frac-2neg` `flip3-+` `div-exp` `clear-num` `flip-+` `log1p-expm1-u` `div-inv` `add-log-exp`

Counts

1 → 35

Calls

1 calls:

6.0ms

(/ 2.0 (+ (exp x) (exp (- x))))

series38.0ms

Counts

1 → 3

Calls

1 calls:

38.0ms

(/ 2.0 (+ (exp x) (exp (- x))))

simplify71.0ms

Algorithm

egg-herbie

Counts

38 → 38

Iterations

Useful iterations: 2 (15.0ms)

Iter	Nodes	Cost
0	167	323
1	568	300
2	2220	299
3	5001	299

prune65.0ms

Filtered

38 candidates to 29 candidates (76.3%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	37	1	38
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	37	2	39

Merged error: 0b

Counts

39 → 2

localize9.0ms

Local error

Found 3 expressions with local error:

0.0b	(/ 2.0 (+ (exp (* -1 x)) (exp x)))
0.0b	(cbrt (pow (/ 2.0 (+ (exp (* -1 x)) (exp x))) 3))
0.0b	(pow (/ 2.0 (+ (exp (* -1 x)) (exp x))) 3)

rewrite31.0ms

Algorithm

rewrite-expression-head

Rules

78×	`*-un-lft-identity`
60×	`times-frac`
46×	`add-sqr-sqrt` `add-cube-cbrt`
42×	`cbrt-prod`
36×	`unpow-prod-down` `cube-prod`
16×	`distribute-lft-out`
10×	`associate-/r/`
8×	`add-exp-log` `add-cbrt-cube`
5×	`flip3-+` `flip-+` `div-inv`
4×	`pow1` `associate-/r*`
3×	`expm1-log1p-u` `pow-unpow` `log1p-expm1-u` `associate-/l*` `add-log-exp`
2×	`cbrt-undiv` `cube-div` `cube-mult` `unpow3` `div-exp` `pow-exp` `rem-cube-cbrt` `sqr-pow`
1×	`pow-to-exp` `cbrt-div` `pow-pow` `frac-2neg` `pow1/3` `clear-num` `rem-cbrt-cube`

Counts

3 → 147

Calls

3 calls:

6.0ms	(/ 2.0 (+ (exp (* -1 x)) (exp x)))
12.0ms	(cbrt (pow (/ 2.0 (+ (exp (* -1 x)) (exp x))) 3))
8.0ms	(pow (/ 2.0 (+ (exp (* -1 x)) (exp x))) 3)

series155.0ms

Counts

3 → 9

Calls

3 calls:

41.0ms	(/ 2.0 (+ (exp (* -1 x)) (exp x)))
37.0ms	(cbrt (pow (/ 2.0 (+ (exp (* -1 x)) (exp x))) 3))
77.0ms	(pow (/ 2.0 (+ (exp (* -1 x)) (exp x))) 3)

simplify63.0ms

Algorithm

egg-herbie

Counts

156 → 156

Iterations

Useful iterations: 2 (46.0ms)

Iter	Nodes	Cost
0	458	1568
1	1997	1458
2	5002	1442

prune205.0ms

Filtered

156 candidates to 78 candidates (50.0%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	156	0	156
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	156	2	158

Merged error: 0b

Counts

158 → 2

regimes42.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	8	5
1	8	5

end0.0ms

sample320.0ms

Algorithm

intervals

Results

225.0ms

8000×

body

valid