Details

sample29.0ms

Algorithm

intervals

sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 99.804688%

Results

7.0ms

256×

body

valid

simplify12.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	18	4
1	48	4
2	106	4
3	174	4
4	198	4
5	203	4
6	203	4

prune3.0ms

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: 14.3b

Counts

2 → 1

localize5.0ms

Local error

Found 1 expressions with local error:

13.7b

(/ (- x y) (* (* x 2.0) y))

rewrite13.0ms

Algorithm

rewrite-expression-head

Rules

10×	`add-exp-log` `add-cbrt-cube`
7×	`add-sqr-sqrt` `*-un-lft-identity`
5×	`times-frac` `associate-/l*`
3×	`cbrt-undiv` `add-cube-cbrt` `div-exp` `prod-exp` `cbrt-unprod`
2×	`associate-/l/` `distribute-lft-out--` `difference-of-squares`
1×	`pow1` `flip3--` `frac-2neg` `div-sub` `clear-num` `associate-/r*` `flip--` `div-inv` `add-log-exp`

Counts

1 → 30

Calls

1 calls:

11.0ms

(/ (- x y) (* (* x 2.0) y))

series14.0ms

Counts

1 → 3

Calls

1 calls:

14.0ms

(/ (- x y) (* (* x 2.0) y))

simplify37.0ms

Algorithm

egg-herbie

Counts

33 → 33

Iterations

Useful iterations: 2 (32.0ms)

Iter	Nodes	Cost
0	237	209
1	976	172
2	5002	171

prune44.0ms

Filtered

22 candidates to 33 candidates (-50.0%)

Pruning

4 alts after pruning (4 fresh and 0 done)

	Pruned	Kept	Total
New	29	4	33
Fresh	0	0	0
Picked	1	0	1
Done	0	0	0
Total	30	4	34

Merged error: 0b

Counts

34 → 4

localize6.0ms

Local error

Found 1 expressions with local error:

0.0b	(- (/ 1 y) (/ 1 x))

rewrite13.0ms

Algorithm

rewrite-expression-head

Rules

27×	`add-sqr-sqrt`
19×	`*-un-lft-identity`
18×	`times-frac`
9×	`difference-of-squares`
7×	`distribute-lft-out--`
4×	`div-inv`
3×	`add-cube-cbrt` `add-log-exp`
1×	`pow1` `add-exp-log` `sub-neg` `flip3--` `diff-log` `frac-sub` `add-cbrt-cube` `flip--`

Counts

1 → 29

Calls

1 calls:

12.0ms

(- (/ 1 y) (/ 1 x))

series3.0ms

Counts

1 → 3

Calls

1 calls:

3.0ms

(- (/ 1 y) (/ 1 x))

simplify60.0ms

Algorithm

egg-herbie

Counts

32 → 32

Iterations

Useful iterations: 2 (10.0ms)

Iter	Nodes	Cost
0	139	209
1	372	199
2	1020	183
3	2636	183
4	5001	183

prune36.0ms

Filtered

20 candidates to 32 candidates (-60.0%)

Pruning

4 alts after pruning (3 fresh and 1 done)

	Pruned	Kept	Total
New	32	0	32
Fresh	0	3	3
Picked	0	1	1
Done	0	0	0
Total	32	4	36

Merged error: 0b

Counts

36 → 4

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ (- x y) (* x 2.0))
6.9b	(/ (/ (- x y) (* x 2.0)) y)

rewrite17.0ms

Algorithm

rewrite-expression-head

Rules

52×	`times-frac`
34×	`add-sqr-sqrt` `*-un-lft-identity`
22×	`add-cube-cbrt`
16×	`add-exp-log` `add-cbrt-cube`
14×	`associate-/l*`
7×	`cbrt-undiv` `div-exp`
6×	`div-inv` `distribute-lft-out--` `difference-of-squares`
4×	`associate-/r*`
3×	`div-sub` `associate-/l/`
2×	`pow1` `frac-2neg` `prod-exp` `clear-num` `cbrt-unprod` `add-log-exp`
1×	`flip3--` `flip--`

Counts

2 → 85

Calls

2 calls:

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

series12.0ms

Counts

2 → 6

Calls

2 calls:

5.0ms	(/ (- x y) (* x 2.0))
7.0ms	(/ (/ (- x y) (* x 2.0)) y)

simplify41.0ms

Algorithm

egg-herbie

Counts

91 → 91

Iterations

Useful iterations: 2 (31.0ms)

Iter	Nodes	Cost
0	379	606
1	1484	546
2	5001	545

prune80.0ms

Filtered

65 candidates to 91 candidates (-40.0%)

Pruning

3 alts after pruning (2 fresh and 1 done)

	Pruned	Kept	Total
New	90	1	91
Fresh	1	1	2
Picked	1	0	1
Done	0	1	1
Total	92	3	95

Merged error: 0b

Counts

95 → 3

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b	(/ 1 (/ (* (* x 2.0) y) (- x y)))
13.6b	(/ (* (* x 2.0) y) (- x y))

rewrite21.0ms

Algorithm

rewrite-expression-head

Rules

58×	`times-frac`
45×	`add-exp-log`
36×	`add-sqr-sqrt` `*-un-lft-identity`
25×	`add-cbrt-cube`
24×	`add-cube-cbrt`
20×	`div-exp`
16×	`associate-/r*`
12×	`prod-exp`
11×	`associate-/r/`
10×	`cbrt-undiv`
6×	`cbrt-unprod` `div-inv` `distribute-lft-out--` `difference-of-squares`
5×	`flip3--` `flip--`
4×	`rec-exp` `1-exp` `associate-/l*`
3×	`pow1`
2×	`frac-2neg` `clear-num` `add-log-exp`
1×	`pow-flip` `inv-pow`

Counts

2 → 105

Calls

2 calls:

9.0ms	(/ 1 (/ (* (* x 2.0) y) (- x y)))
8.0ms	(/ (* (* x 2.0) y) (- x y))

series18.0ms

Counts

2 → 6

Calls

2 calls:

8.0ms	(/ 1 (/ (* (* x 2.0) y) (- x y)))
10.0ms	(/ (* (* x 2.0) y) (- x y))

simplify60.0ms

Algorithm

egg-herbie

Counts

111 → 111

Iterations

Useful iterations: 2 (50.0ms)

Iter	Nodes	Cost
0	452	854
1	2497	744
2	5001	689

prune63.0ms

Filtered

51 candidates to 111 candidates (-117.6%)

Pruning

3 alts after pruning (1 fresh and 2 done)

	Pruned	Kept	Total
New	111	0	111
Fresh	0	1	1
Picked	0	1	1
Done	0	1	1
Total	111	3	114

Merged error: 0b

Counts

114 → 3

regimes90.0ms

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	11	4
1	11	4

end0.0ms

sample422.0ms

Algorithm

intervals

sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 99.804688%

Results

226.0ms

8001×

body

valid

Details

sample29.0ms

simplify12.0ms

prune3.0ms

localize5.0ms

rewrite13.0ms

series14.0ms

simplify37.0ms

prune44.0ms

localize6.0ms

rewrite13.0ms

series3.0ms

simplify60.0ms

prune36.0ms

localize5.0ms

rewrite17.0ms

series12.0ms

simplify41.0ms

prune80.0ms

localize7.0ms

rewrite21.0ms

series18.0ms

simplify60.0ms

prune63.0ms

regimes90.0ms

bsearch0.0ms

simplify1.0ms

end0.0ms

sample422.0ms

Profiling