Details

sample37.0ms

Algorithm

intervals

Results

17.0ms

385×

body

valid

simplify76.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 4 (13.0ms)

Iter	Nodes	Cost
0	33	7
1	73	7
2	153	7
3	290	7
4	546	6
5	892	6
6	1280	6
7	1781	6
8	2165	6
9	2429	6
10	2429	6

prune12.0ms

Filtered

1 candidates to 1 candidates (100.0%)

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: 0b

Counts

2 → 2

localize13.0ms

Local error

Found 2 expressions with local error:

0.0b	(fma y x (fma (- (/ a 4.0)) b c))
0.0b	(fma (- (/ a 4.0)) b c)

rewrite2.0ms

Algorithm

rewrite-expression-head

Rules

2×	`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

2 → 20

Calls

2 calls:

1.0ms	(fma y x (fma (- (/ a 4.0)) b c))
1.0ms	(fma (- (/ a 4.0)) b c)

series125.0ms

Counts

2 → 6

Calls

2 calls:

78.0ms	(fma y x (fma (- (/ a 4.0)) b c))
47.0ms	(fma (- (/ a 4.0)) b c)

simplify60.0ms

Algorithm

egg-herbie

Counts

26 → 26

Iterations

Useful iterations: 1 (3.0ms)

Iter	Nodes	Cost
0	56	132
1	132	114
2	428	114
3	1876	114
4	5001	114

prune120.0ms

Filtered

26 candidates to 23 candidates (88.5%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	25	1	26
Fresh	1	0	1
Picked	0	1	1
Done	0	0	0
Total	26	2	28

Merged error: 0b

Counts

28 → 2

localize12.0ms

Local error

Found 3 expressions with local error:

0.0b	(fma y x (- c (* 0.25 (* a b))))
0.0b	(- c (* 0.25 (* a b)))
0.2b	(* 0.25 (* a b))

rewrite31.0ms

Algorithm

rewrite-expression-head

Rules

82×	`add-sqr-sqrt`
66×	`prod-diff`
60×	`associate-r`
49×	`*-un-lft-identity`
45×	`add-cube-cbrt`
25×	`associate-l`
19×	`unswap-sqr`
8×	`pow1` `add-exp-log` `*-commutative` `add-cbrt-cube`
5×	`add-log-exp`
3×	`expm1-log1p-u` `fma-neg` `pow-prod-down` `prod-exp` `cbrt-unprod` `log1p-expm1-u` `difference-of-squares`
2×	`distribute-lft-out--`
1×	`sub-neg` `flip3--` `diff-log` `flip--` `fma-udef`

Counts

3 → 131

Calls

3 calls:

1.0ms	(fma y x (- c (* 0.25 (* a b))))
15.0ms	(- c (* 0.25 (* a b)))
8.0ms	(* 0.25 (* a b))

series186.0ms

Counts

3 → 9

Calls

3 calls:

124.0ms	(fma y x (- c (* 0.25 (* a b))))
42.0ms	(- c (* 0.25 (* a b)))
20.0ms	(* 0.25 (* a b))

simplify84.0ms

Algorithm

egg-herbie

Counts

140 → 140

Iterations

Useful iterations: 2 (66.0ms)

Iter	Nodes	Cost
0	591	1647
1	2226	1159
2	5001	1047

prune285.0ms

Filtered

140 candidates to 65 candidates (46.4%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	140	0	140
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	140	2	142

Merged error: 0b

Counts

142 → 2

regimes163.0ms

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	17	6
1	17	6

end0.0ms

sample1.0s

Algorithm

intervals

Results

544.0ms

11850×

body

valid