Details

sample186.0ms

Algorithm

intervals

sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 96.875%

Results

10.0ms	256×	body	80	valid
3.0ms	72×	body	80	invalid

simplify84.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 7 (32.0ms)

Iter	Nodes	Cost
0	22	6
1	46	6
2	111	6
3	237	6
4	405	6
5	595	6
6	919	6
7	2627	5
8	5001	5

prune9.0ms

Filtered

1 candidates to 1 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 → 2

localize8.0ms

Local error

Found 2 expressions with local error:

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

rewrite14.0ms

Algorithm

rewrite-expression-head

Rules

7×	`add-exp-log` `add-cbrt-cube`
6×	`*-un-lft-identity`
4×	`add-sqr-sqrt` `add-cube-cbrt` `add-log-exp`
3×	`times-frac` `associate-/r*`
2×	`pow1` `cbrt-undiv` `associate-*r/` `div-exp` `associate-/l/`
1×	`+-commutative` `flip3--` `frac-2neg` `flip3-+` `prod-exp` `clear-num` `sum-log` `flip--` `cbrt-unprod` `flip-+` `div-inv` `distribute-lft-out` `associate-/l*`

Counts

2 → 35

Calls

2 calls:

5.0ms	(+ 1.0 (/ (* 4.0 (- (+ x (* y 0.25)) z)) y))
8.0ms	(/ (* 4.0 (- (+ x (* y 0.25)) z)) y)

series16.0ms

Counts

2 → 6

Calls

2 calls:

7.0ms	(+ 1.0 (/ (* 4.0 (- (+ x (* y 0.25)) z)) y))
9.0ms	(/ (* 4.0 (- (+ x (* y 0.25)) z)) y)

simplify29.0ms

Algorithm

egg-herbie

Counts

41 → 41

Iterations

Useful iterations: 1 (7.0ms)

Iter	Nodes	Cost
0	254	324
1	1030	289
2	5001	289

prune52.0ms

Filtered

30 candidates to 41 candidates (-36.7%)

Pruning

2 alts after pruning (2 fresh and 0 done)

	Pruned	Kept	Total
New	40	1	41
Fresh	0	1	1
Picked	1	0	1
Done	0	0	0
Total	41	2	43

Merged error: 0b

Counts

43 → 2

localize9.0ms

Local error

Found 2 expressions with local error:

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

rewrite9.0ms

Algorithm

rewrite-expression-head

Rules

20×	`add-sqr-sqrt` `*-un-lft-identity`
15×	`times-frac`
12×	`add-cube-cbrt`
5×	`associate-/l*`
4×	`add-exp-log` `add-cbrt-cube` `distribute-lft-out--` `add-log-exp` `difference-of-squares`
3×	`associate-/r*`
2×	`pow1` `associate-+r+` `associate-/l/`
1×	`cbrt-undiv` `+-commutative` `distribute-rgt-in` `flip3--` `frac-2neg` `distribute-lft-in` `flip3-+` `div-sub` `div-exp` `clear-num` `sum-log` `flip--` `flip-+` `div-inv`

Counts

2 → 51

Calls

2 calls:

5.0ms	(/ (- x z) y)
3.0ms	(+ 1.0 (* 4.0 (+ 0.25 (/ (- x z) y))))

series13.0ms

Counts

2 → 6

Calls

2 calls:

6.0ms	(/ (- x z) y)
7.0ms	(+ 1.0 (* 4.0 (+ 0.25 (/ (- x z) y))))

simplify79.0ms

Algorithm

egg-herbie

Counts

57 → 57

Iterations

Useful iterations: 1 (6.0ms)

Iter	Nodes	Cost
0	264	320
1	853	293
2	3874	293
3	5002	293

prune57.0ms

Filtered

42 candidates to 57 candidates (-35.7%)

Pruning

2 alts after pruning (1 fresh and 1 done)

	Pruned	Kept	Total
New	57	0	57
Fresh	0	1	1
Picked	0	1	1
Done	0	0	0
Total	57	2	59

Merged error: 0b

Counts

59 → 2

localize8.0ms

Local error

Found 3 expressions with local error:

0.0b	(+ 1.0 (/ 4.0 (/ y (- (+ x (* y 0.25)) z))))
0.0b	(/ y (- (+ x (* y 0.25)) z))
0.1b	(/ 4.0 (/ y (- (+ x (* y 0.25)) z)))

rewrite44.0ms

Algorithm

rewrite-expression-head

Rules

138×	`times-frac`
105×	`*-un-lft-identity`
103×	`add-sqr-sqrt`
71×	`add-cube-cbrt`
26×	`associate-/r*`
16×	`distribute-lft-out--` `difference-of-squares`
11×	`associate-/r/`
10×	`add-exp-log` `add-cbrt-cube`
6×	`div-inv` `associate-/l*`
5×	`flip3--` `flip--` `add-log-exp`
4×	`cbrt-undiv` `div-exp`
3×	`pow1`
2×	`frac-2neg` `clear-num`
1×	`+-commutative` `flip3-+` `sum-log` `flip-+` `distribute-lft-out`

Counts

3 → 151

Calls

3 calls:

22.0ms	(+ 1.0 (/ 4.0 (/ y (- (+ x (* y 0.25)) z))))
6.0ms	(/ y (- (+ x (* y 0.25)) z))
10.0ms	(/ 4.0 (/ y (- (+ x (* y 0.25)) z)))

series28.0ms

Counts

3 → 9

Calls

3 calls:

7.0ms	(+ 1.0 (/ 4.0 (/ y (- (+ x (* y 0.25)) z))))
13.0ms	(/ y (- (+ x (* y 0.25)) z))
8.0ms	(/ 4.0 (/ y (- (+ x (* y 0.25)) z)))

simplify69.0ms

Algorithm

egg-herbie

Counts

160 → 160

Iterations

Useful iterations: 2 (51.0ms)

Iter	Nodes	Cost
0	567	1623
1	2622	1563
2	5003	1560

prune216.0ms

Filtered

120 candidates to 160 candidates (-33.3%)

Pruning

2 alts after pruning (0 fresh and 2 done)

	Pruned	Kept	Total
New	160	0	160
Fresh	0	0	0
Picked	0	1	1
Done	0	1	1
Total	160	2	162

Merged error: 0b

Counts

162 → 2

regimes116.0ms

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	14	5
1	14	5

end0.0ms

sample865.0ms

Algorithm

intervals

sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 96.875%

Results

309.0ms	8000×	body	80	valid
78.0ms	2139×	body	80	invalid

Details

sample186.0ms

simplify84.0ms

prune9.0ms

localize8.0ms

rewrite14.0ms

series16.0ms

simplify29.0ms

prune52.0ms

localize9.0ms

rewrite9.0ms

series13.0ms

simplify79.0ms

prune57.0ms

localize8.0ms

rewrite44.0ms

series28.0ms

simplify69.0ms

prune216.0ms

regimes116.0ms

bsearch0.0ms

simplify1.0ms

end0.0ms

sample865.0ms

Profiling