Details

sample23.0ms

Algorithm

intervals

Results

10.0ms

296×

body

valid

simplify49.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 4 (14.0ms)

Iter	Nodes	Cost
0	25	6
1	50	6
2	80	6
3	122	6
4	171	5
5	230	5
6	267	5
7	370	5
8	522	5
9	820	5
10	820	5

prune8.0ms

Filtered

1 candidates to 1 candidates (100.0%)

Pruning

1 alts after pruning (1 fresh and 0 done)

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

Merged error: 0.0b

Counts

2 → 1

localize16.0ms

Local error

Found 1 expressions with local error:

0.0b	(fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))

rewrite1.0ms

Algorithm

rewrite-expression-head

Rules

1×	`pow1` `add-exp-log` `add-sqr-sqrt` `expm1-log1p-u` `add-cube-cbrt` `*-un-lft-identity` `add-cbrt-cube` `fma-udef` `log1p-expm1-u` `add-log-exp`

Counts

1 → 10

Calls

1 calls:

1.0ms

(fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))

series65.0ms

Counts

1 → 3

Calls

1 calls:

65.0ms

(fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))

simplify58.0ms

Algorithm

egg-herbie

Counts

13 → 13

Iterations

Useful iterations: 1 (6.0ms)

Iter	Nodes	Cost
0	53	89
1	112	75
2	312	75
3	1432	75
4	5001	75

prune44.0ms

Filtered

13 candidates to 11 candidates (84.6%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	12	1	13
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	12	2	14

Merged error: 0b

Counts

14 → 2

localize14.0ms

Local error

Found 3 expressions with local error:

0.0b	(fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))
0.1b	(pow (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 3)
43.3b	(cbrt (pow (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 3))

rewrite7.0ms

Algorithm

rewrite-expression-head

Rules

12×	`cbrt-prod`
9×	`add-sqr-sqrt` `add-cube-cbrt` `*-un-lft-identity`
6×	`unpow-prod-down` `cube-prod`
4×	`pow1` `add-exp-log` `add-cbrt-cube`
3×	`expm1-log1p-u` `pow-unpow` `log1p-expm1-u` `add-log-exp`
2×	`cube-mult` `unpow3` `sqr-pow`
1×	`pow-to-exp` `pow-pow` `pow1/3` `pow-exp` `rem-cbrt-cube` `fma-udef` `rem-cube-cbrt`

Counts

3 → 58

Calls

3 calls:

1.0ms	(fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))
2.0ms	(pow (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 3)
3.0ms	(cbrt (pow (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 3))

series487.0ms

Counts

3 → 9

Calls

3 calls:

67.0ms	(fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t))
352.0ms	(pow (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 3)
68.0ms	(cbrt (pow (fma (/ x 8.0) 1.0 (fma (- (/ y 2.0)) z t)) 3))

simplify224.0ms

Algorithm

egg-herbie

Counts

67 → 67

Iterations

Useful iterations: 2 (37.0ms)

Iter	Nodes	Cost
0	191	559
1	729	514
2	4898	504
3	5001	504

prune158.0ms

Filtered

67 candidates to 40 candidates (59.7%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	67	0	67
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	67	2	69

Merged error: 0b

Counts

69 → 2

regimes75.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify2.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	14	5
1	14	5

end0.0ms

sample579.0ms

Algorithm

intervals

Results

330.0ms	9130×	body	80	valid
1.0ms	2×	body	2560	valid
0.0ms	2×	body	320	valid