Details

sample76.0ms

Algorithm

intervals

Results

40.0ms	122×	body	1280	valid
19.0ms	88×	body	640	valid
5.0ms	36×	body	320	valid
3.0ms	256×	pre	80	true
1.0ms	10×	body	160	valid

simplify193.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 1 (4.0ms)

Iter	Nodes	Cost
0	19	8
1	49	7
2	149	7
3	289	7
4	506	7
5	675	7
6	950	7
7	1403	7
8	1888	7
9	2010	7
10	2323	7
11	2723	7
12	3234	7
13	3699	7
14	4691	7
15	5001	7

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: 61.7b

Counts

2 → 2

localize11.0ms

Local error

Found 2 expressions with local error:

0.2b	(fma (log n) n 1.0)
62.4b	(fma (log (+ n 1.0)) (+ n 1.0) (- (fma (log n) n 1.0)))

rewrite2.0ms

Algorithm

rewrite-expression-head

Rules

2×	`pow1` `add-exp-log` `add-sqr-sqrt` `expm1-log1p-u` `add-cube-cbrt` `*-un-lft-identity` `add-cbrt-cube` `fma-udef` `log1p-expm1-u` `add-log-exp`

Counts

2 → 20

Calls

2 calls:

1.0ms	(fma (log n) n 1.0)
1.0ms	(fma (log (+ n 1.0)) (+ n 1.0) (- (fma (log n) n 1.0)))

series383.0ms

Counts

2 → 6

Calls

2 calls:

230.0ms	(fma (log n) n 1.0)
153.0ms	(fma (log (+ n 1.0)) (+ n 1.0) (- (fma (log n) n 1.0)))

simplify56.0ms

Algorithm

egg-herbie

Counts

26 → 26

Iterations

Useful iterations: 3 (52.0ms)

Iter	Nodes	Cost
0	162	187
1	468	164
2	2094	159
3	5002	157

prune68.0ms

Filtered

26 candidates to 25 candidates (3.8%)

Pruning

1 alts after pruning (1 fresh and 0 done)

	Pruned	Kept	Total
New	25	1	26
Fresh	1	0	1
Picked	1	0	1
Done	0	0	0
Total	27	1	28

Merged error: 0b

Counts

28 → 1

localize12.0ms

rewrite0.0ms

Algorithm

rewrite-expression-head

Rules

Counts

0 → 0

series0.0ms

Counts: 0 → 0

simplify3.0ms

Algorithm

egg-herbie

Counts

0 → 0

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	0	0

prune2.0ms

Pruning

1 alts after pruning (0 fresh and 1 done)

	Kept	Total
New	0	0
Fresh	0	0
Picked	1	1
Done	0	0
Total	1	1

Merged error: 0b

Counts

1 → 1

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	14	6
1	14	6

end0.0ms

sample2.0s

Algorithm

intervals

Results

1.1s	3661×	body	1280	valid
507.0ms	2630×	body	640	valid
167.0ms	1315×	body	320	valid
74.0ms	8000×	pre	80	true
31.0ms	394×	body	160	valid