Details

sample22.0ms

Algorithm

intervals

Results

11.0ms

323×

body

valid

simplify91.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 2 (4.0ms)

Iter	Nodes	Cost
0	22	6
1	50	6
2	124	4
3	280	4
4	534	4
5	869	4
6	1397	4
7	3521	4
8	5001	4

prune7.0ms

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: 0.0b

Counts

2 → 2

localize9.0ms

Local error

Found 2 expressions with local error:

0.0b	(fma 0.25 y (- x z))
0.2b	(fma (/ 4.0 y) (fma 0.25 y (- x z)) 1.0)

rewrite1.0ms

Algorithm

rewrite-expression-head

Rules

2×	`fma-udef`

Counts

2 → 2

Calls

2 calls:

1.0ms	(fma 0.25 y (- x z))
1.0ms	(fma (/ 4.0 y) (fma 0.25 y (- x z)) 1.0)

series70.0ms

Counts

2 → 6

Calls

2 calls:

21.0ms	(fma 0.25 y (- x z))
48.0ms	(fma (/ 4.0 y) (fma 0.25 y (- x z)) 1.0)

simplify73.0ms

Algorithm

egg-herbie

Counts

8 → 8

Iterations

Useful iterations: 4 (13.0ms)

Iter	Nodes	Cost
0	42	32
1	96	26
2	195	26
3	366	23
4	576	20
5	864	20
6	2723	20
7	5001	20

prune11.0ms

Filtered

8 candidates to 3 candidates (37.5%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Pruned	Kept	Total
New	7	1	8
Fresh	0	1	1
Picked	1	0	1
Done	0	0	0
Total	8	2	10

Merged error: 0.0b

Counts

10 → 2

localize7.0ms

Local error

Found 1 expressions with local error:

0.2b	(fma (/ 4.0 y) (- x z) 2.0)

rewrite1.0ms

Algorithm

rewrite-expression-head

Rules

1×	`fma-udef`

Counts

1 → 1

Calls

1 calls:

1.0ms

(fma (/ 4.0 y) (- x z) 2.0)

series30.0ms

Counts

1 → 3

Calls

1 calls:

30.0ms

(fma (/ 4.0 y) (- x z) 2.0)

simplify45.0ms

Algorithm

egg-herbie

Counts

4 → 4

Iterations

Useful iterations: 3 (7.0ms)

Iter	Nodes	Cost
0	31	21
1	73	18
2	116	18
3	181	12
4	238	12
5	324	12
6	486	12
7	907	12
8	1157	12
9	1284	12
10	1337	12
11	1337	12

prune4.0ms

Filtered

4 candidates to 1 candidates (25.0%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	4	0	4
Fresh	0	1	1
Picked	0	1	1
Done	0	0	0
Total	4	2	6

Merged error: 0.0b

Counts

6 → 2

localize10.0ms

Local error

Found 3 expressions with local error:

0.0b	(- (+ x (* y 0.25)) z)
0.0b	(+ 1.0 (/ (* 4.0 (- (+ x (* y 0.25)) z)) y))
0.3b	(/ (* 4.0 (- (+ x (* y 0.25)) z)) y)

rewrite15.0ms

Algorithm

rewrite-expression-head

Rules

2×	`+-commutative` `flip3--` `associate-r/` `associate--l+` `flip--` `associate-/l/` `associate-/l`
1×	`sub-neg` `frac-2neg` `flip3-+` `clear-num` `*-commutative` `flip-+` `div-inv`

Counts

3 → 16

Calls

3 calls:

4.0ms	(- (+ x (* y 0.25)) z)
4.0ms	(+ 1.0 (/ (* 4.0 (- (+ x (* y 0.25)) z)) y))
7.0ms	(/ (* 4.0 (- (+ x (* y 0.25)) z)) y)

series82.0ms

Counts

3 → 9

Calls

3 calls:

21.0ms	(- (+ x (* y 0.25)) z)
27.0ms	(+ 1.0 (/ (* 4.0 (- (+ x (* y 0.25)) z)) y))
35.0ms	(/ (* 4.0 (- (+ x (* y 0.25)) z)) y)

simplify47.0ms

Algorithm

egg-herbie

Counts

25 → 25

Iterations

Useful iterations: 3 (44.0ms)

Iter	Nodes	Cost
0	167	146
1	546	135
2	2032	127
3	5002	114

prune54.0ms

Filtered

25 candidates to 18 candidates (72.0%)

Pruning

3 alts after pruning (1 fresh and 2 done)

	Pruned	Kept	Total
New	24	1	25
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	24	3	27

Merged error: 0b

Counts

27 → 3

localize8.0ms

Local error

Found 2 expressions with local error:

0.0b	(fma 4.0 (- (/ x y) (/ z y)) 2.0)
0.0b	(- (/ x y) (/ z y))

rewrite6.0ms

Algorithm

rewrite-expression-head

Rules

9×	`frac-sub`
8×	`frac-2neg`
6×	`clear-num`
5×	`div-inv`
2×	`sub-div`
1×	`sub-neg` `flip3--` `distribute-rgt-out--` `fma-neg` `prod-diff` `flip--` `fma-udef`

Counts

2 → 19

Calls

2 calls:

1.0ms	(fma 4.0 (- (/ x y) (/ z y)) 2.0)
5.0ms	(- (/ x y) (/ z y))

series45.0ms

Counts

2 → 6

Calls

2 calls:

25.0ms	(fma 4.0 (- (/ x y) (/ z y)) 2.0)
20.0ms	(- (/ x y) (/ z y))

simplify72.0ms

Algorithm

egg-herbie

Counts

25 → 25

Iterations

Useful iterations: 3 (69.0ms)

Iter	Nodes	Cost
0	208	140
1	731	117
2	3102	105
3	5001	101

prune46.0ms

Filtered

25 candidates to 16 candidates (64.0%)

Pruning

3 alts after pruning (0 fresh and 3 done)

	Pruned	Kept	Total
New	25	0	25
Fresh	0	0	0
Picked	0	1	1
Done	0	2	2
Total	25	3	28

Merged error: 0b

Counts

28 → 3

regimes79.0ms

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	9	4

end0.0ms

sample599.0ms

Algorithm

intervals

Results

374.0ms

10085×

body

valid