Details

sample1.8s

Algorithm

intervals

sampling

Space saved by range analysis: 2.509979%

Space saved by search: 0.195169%

Guaranteed chance to sample good point: 0%

Results

8.0ms	256×	body	80	valid
1.0ms	38×	body	80	invalid

simplify80.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 2 (3.0ms)

Iter	Nodes	Cost
0	16	4
1	42	3
2	109	2
3	577	2
4	4438	2
5	5002	2

prune10.0ms

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: 5.1b

Counts

2 → 2

localize8.0ms

Local error

Found 1 expressions with local error:

4.9b	(* x (/ y z))

rewrite7.0ms

Algorithm

rewrite-expression-head

Rules

14×	`add-sqr-sqrt`
13×	`associate-r`
10×	`times-frac`
9×	`add-cube-cbrt` `*-un-lft-identity`
6×	`add-exp-log` `add-cbrt-cube`
3×	`pow1` `associate-l`
2×	`prod-exp` `cbrt-unprod` `unswap-sqr`
1×	`cbrt-undiv` `associate-r/` `div-exp` `pow-prod-down` `-commutative` `div-inv` `add-log-exp`

Counts

1 → 32

Calls

1 calls:

6.0ms

(* x (/ y z))

series5.0ms

Counts

1 → 3

Calls

1 calls:

5.0ms

(* x (/ y z))

simplify63.0ms

Algorithm

egg-herbie

Counts

35 → 35

Iterations

Useful iterations: 1 (5.0ms)

Iter	Nodes	Cost
0	166	133
1	744	118
2	3139	118
3	5001	118

prune64.0ms

Filtered

24 candidates to 35 candidates (-45.8%)

Pruning

9 alts after pruning (8 fresh and 1 done)

	Pruned	Kept	Total
New	27	8	35
Fresh	1	0	1
Picked	0	1	1
Done	0	0	0
Total	28	9	37

Merged error: 0.0b

Counts

37 → 9

localize4.0ms

Local error

Found 1 expressions with local error:

4.1b	(/ (* x y) z)

rewrite4.0ms

Algorithm

rewrite-expression-head

Rules

6×	`add-exp-log` `add-cbrt-cube`
3×	`add-sqr-sqrt` `add-cube-cbrt` `-un-lft-identity` `times-frac` `associate-/r`
2×	`cbrt-undiv` `div-exp`
1×	`pow1` `frac-2neg` `prod-exp` `clear-num` `cbrt-unprod` `div-inv` `associate-/l*` `add-log-exp`

Counts

1 → 21

Calls

1 calls:

4.0ms

(/ (* x y) z)

series5.0ms

Counts

1 → 3

Calls

1 calls:

5.0ms

(/ (* x y) z)

simplify56.0ms

Algorithm

egg-herbie

Counts

24 → 24

Iterations

Useful iterations: 1 (4.0ms)

Iter	Nodes	Cost
0	111	85
1	514	70
2	2471	70
3	5001	70

prune44.0ms

Filtered

14 candidates to 24 candidates (-71.4%)

Pruning

9 alts after pruning (7 fresh and 2 done)

	Pruned	Kept	Total
New	21	3	24
Fresh	3	4	7
Picked	0	1	1
Done	0	1	1
Total	24	9	33

Merged error: 0.0b

Counts

33 → 9

localize5.0ms

Local error

Found 1 expressions with local error:

4.2b	(* (* x y) (/ 1 z))

rewrite9.0ms

Algorithm

rewrite-expression-head

Rules

23×	`add-exp-log`
13×	`associate-r` `add-cbrt-cube`
12×	`prod-exp`
9×	`times-frac`
8×	`add-sqr-sqrt` `add-cube-cbrt` `*-un-lft-identity`
6×	`pow1` `cbrt-unprod`
4×	`div-exp`
3×	`pow-prod-down`
2×	`cbrt-undiv` `rec-exp` `1-exp`
1×	`associate-r/` `associate-l` `un-div-inv` `-commutative` `div-inv` `add-log-exp`

Counts

1 → 38

Calls

1 calls:

7.0ms

(* (* x y) (/ 1 z))

series5.0ms

Counts

1 → 3

Calls

1 calls:

5.0ms

(* (* x y) (/ 1 z))

simplify34.0ms

Algorithm

egg-herbie

Counts

41 → 41

Iterations

Useful iterations: 2 (30.0ms)

Iter	Nodes	Cost
0	244	183
1	1259	141
2	5001	127

prune45.0ms

Filtered

19 candidates to 41 candidates (-115.8%)

Pruning

9 alts after pruning (6 fresh and 3 done)

	Pruned	Kept	Total
New	41	0	41
Fresh	0	6	6
Picked	0	1	1
Done	0	2	2
Total	41	9	50

Merged error: 0.0b

Counts

50 → 9

localize5.0ms

Local error

Found 2 expressions with local error:

0.7b	(/ 1 (/ z (* x y)))
4.0b	(/ z (* x y))

rewrite12.0ms

Algorithm

rewrite-expression-head

Rules

36×	`times-frac`
28×	`add-exp-log`
20×	`add-sqr-sqrt` `add-cube-cbrt` `*-un-lft-identity`
16×	`add-cbrt-cube`
14×	`div-exp`
8×	`associate-/r*`
7×	`cbrt-undiv`
6×	`div-inv` `associate-/l*`
4×	`prod-exp`
3×	`pow1` `rec-exp` `1-exp`
2×	`frac-2neg` `clear-num` `cbrt-unprod` `add-log-exp`
1×	`pow-flip` `associate-/r/` `inv-pow`

Counts

2 → 77

Calls

2 calls:

6.0ms	(/ 1 (/ z (* x y)))
4.0ms	(/ z (* x y))

series10.0ms

Counts

2 → 6

Calls

2 calls:

5.0ms	(/ 1 (/ z (* x y)))
5.0ms	(/ z (* x y))

simplify35.0ms

Algorithm

egg-herbie

Counts

83 → 83

Iterations

Useful iterations: 2 (29.0ms)

Iter	Nodes	Cost
0	268	405
1	1264	340
2	5001	295

prune43.0ms

Filtered

38 candidates to 83 candidates (-118.4%)

Pruning

8 alts after pruning (4 fresh and 4 done)

	Pruned	Kept	Total
New	81	2	83
Fresh	3	2	5
Picked	0	1	1
Done	0	3	3
Total	84	8	92

Merged error: 0b

Counts

92 → 8

regimes393.0ms

Accuracy

72.3% (1.6b remaining)

Error of 1.6b against oracle of 0.0b and baseline of 5.9b

bsearch0.0ms

simplify2.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	26	14
1	26	14

end0.0ms

sample2.4s

Algorithm

intervals

sampling

Space saved by range analysis: 2.509979%

Space saved by search: 0.195169%

Guaranteed chance to sample good point: 0%

Results

266.0ms	8000×	body	80	valid
54.0ms	1388×	body	80	invalid

Details

sample1.8s

simplify80.0ms

prune10.0ms

localize8.0ms

rewrite7.0ms

series5.0ms

simplify63.0ms

prune64.0ms

localize4.0ms

rewrite4.0ms

series5.0ms

simplify56.0ms

prune44.0ms

localize5.0ms

rewrite9.0ms

series5.0ms

simplify34.0ms

prune45.0ms

localize5.0ms

rewrite12.0ms

series10.0ms

simplify35.0ms

prune43.0ms

regimes393.0ms

bsearch0.0ms

simplify2.0ms

end0.0ms

sample2.4s

Profiling