Details

sample17.0ms

Algorithm

intervals

Results

8.0ms

292×

body

valid

simplify9.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	14	4
1	21	4
2	25	4
3	28	4
4	29	4
5	29	4

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

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ (* x y) 2.0)
0.0b	(- (/ (* x y) 2.0) (/ z 8.0))

rewrite10.0ms

Algorithm

rewrite-expression-head

Rules

15×	`frac-sub`
9×	`frac-2neg` `clear-num`
8×	`associate-/l*`
4×	`*-commutative` `div-inv`
1×	`sub-neg` `flip3--` `fma-neg` `prod-diff` `flip--`

Counts

2 → 26

Calls

2 calls:

3.0ms	(/ (* x y) 2.0)
6.0ms	(- (/ (* x y) 2.0) (/ z 8.0))

series63.0ms

Counts

2 → 6

Calls

2 calls:

19.0ms	(/ (* x y) 2.0)
44.0ms	(- (/ (* x y) 2.0) (/ z 8.0))

simplify38.0ms

Algorithm

egg-herbie

Counts

32 → 32

Iterations

Useful iterations: 2 (34.0ms)

Iter	Nodes	Cost
0	299	198
1	1211	179
2	5001	170

prune65.0ms

Filtered

32 candidates to 25 candidates (78.1%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	31	1	32
Fresh	0	0	0
Picked	0	1	1
Done	0	0	0
Total	31	2	33

Merged error: 0b

Counts

33 → 2

localize10.0ms

Local error

Found 1 expressions with local error:

0.2b	(/ (fma (- x) (* y 8.0) (* 2.0 z)) (* (- 2.0) 8.0))

rewrite3.0ms

Algorithm

rewrite-expression-head

Rules

3×	`associate-/r*`
1×	`neg-mul-1` `frac-2neg` `associate-l` `clear-num` `*-commutative` `div-inv`

Counts

1 → 6

Calls

1 calls:

3.0ms

(/ (fma (- x) (* y 8.0) (* 2.0 z)) (* (- 2.0) 8.0))

series43.0ms

Counts

1 → 3

Calls

1 calls:

43.0ms

(/ (fma (- x) (* y 8.0) (* 2.0 z)) (* (- 2.0) 8.0))

simplify81.0ms

Algorithm

egg-herbie

Counts

9 → 9

Iterations

Useful iterations: 7 (79.0ms)

Iter	Nodes	Cost
0	50	46
1	92	44
2	177	43
3	325	43
4	768	43
5	1623	43
6	2647	43
7	5002	42

prune21.0ms

Filtered

9 candidates to 7 candidates (77.8%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	9	0	9
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	9	2	11

Merged error: 0b

Counts

11 → 2

regimes129.0ms

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	10	4
1	10	4

end0.0ms

sample461.0ms

Algorithm

intervals

Results

256.0ms

9174×

body

valid