Details

sample58.0ms

Algorithm

intervals

Results

43.0ms	119×	body	10240	exit
6.0ms	256×	body	80	valid

simplify4.0ms

Algorithm

egg-herbie

Counts

1 → 1

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	7	5
1	7	5

prune2.0ms

Filtered

1 candidates to 0 candidates (0.0%)

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.3b

localize6.0ms

Local error

Found 1 expressions with local error:

1.2b	(/ (exp a) (+ (exp a) (exp b)))

rewrite8.0ms

Algorithm

rewrite-expression-head

Rules

18×	`*-un-lft-identity`
12×	`times-frac`
10×	`add-sqr-sqrt` `add-cube-cbrt`
4×	`associate-/r*` `distribute-lft-out`
3×	`add-cbrt-cube` `associate-/l*`
2×	`add-exp-log` `associate-/r/`
1×	`pow1` `cbrt-undiv` `expm1-log1p-u` `frac-2neg` `flip3-+` `div-exp` `clear-num` `flip-+` `log1p-expm1-u` `div-inv` `add-log-exp`

Counts

1 → 35

Calls

1 calls:

7.0ms

(/ (exp a) (+ (exp a) (exp b)))

series45.0ms

Counts

1 → 3

Calls

1 calls:

45.0ms

(/ (exp a) (+ (exp a) (exp b)))

simplify95.0ms

Algorithm

egg-herbie

Counts

38 → 38

Iterations

Useful iterations: 3 (31.0ms)

Iter	Nodes	Cost
0	143	319
1	446	298
2	1221	297
3	4142	296
4	5001	296

prune81.0ms

Filtered

38 candidates to 29 candidates (76.3%)

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.7b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b	(exp (- a (log (+ (exp a) (exp b)))))
1.0b	(- a (log (+ (exp a) (exp b))))
4.7b	(log (+ (exp a) (exp b)))

rewrite21.0ms

Algorithm

rewrite-expression-head

Rules

31×	`*-un-lft-identity`
25×	`add-sqr-sqrt`
24×	`prod-diff`
21×	`add-cube-cbrt`
16×	`exp-sum`
12×	`pow1`
9×	`log-pow`
8×	`log-prod`
6×	`log-div` `exp-prod` `add-log-exp`
4×	`add-exp-log` `associate--r+` `distribute-lft-out--` `associate--r-`
3×	`expm1-log1p-u` `flip3-+` `fma-neg` `add-cbrt-cube` `flip-+` `log1p-expm1-u`
2×	`sub-neg` `diff-log` `rem-exp-log` `distribute-lft-out` `difference-of-squares`
1×	`flip3--` `exp-diff` `rem-log-exp` `flip--`

Counts

3 → 89

Calls

3 calls:

6.0ms	(exp (- a (log (+ (exp a) (exp b)))))
8.0ms	(- a (log (+ (exp a) (exp b))))
4.0ms	(log (+ (exp a) (exp b)))

series118.0ms

Counts

3 → 9

Calls

3 calls:

53.0ms	(exp (- a (log (+ (exp a) (exp b)))))
32.0ms	(- a (log (+ (exp a) (exp b))))
33.0ms	(log (+ (exp a) (exp b)))

simplify71.0ms

Algorithm

egg-herbie

Counts

98 → 98

Iterations

Useful iterations: 3 (63.0ms)

Iter	Nodes	Cost
0	281	1244
1	687	868
2	2599	712
3	5002	580

prune182.0ms

Filtered

98 candidates to 53 candidates (54.1%)

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.7b

localize4.0ms

rewrite0.0ms

Algorithm

rewrite-expression-head

Rules

Counts

0 → 0

series0.0ms

Counts: 0 → 0

simplify2.0ms

Algorithm

egg-herbie

Counts

0 → 0

Iterations

Useful iterations: 0 (1.0ms)

Iter	Nodes	Cost
0	0	0

prune0.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0.7b

regimes38.0ms

Accuracy

0% (0.0b remaining)

Error of 0.7b against oracle of 0.6b and baseline of 0.7b

bsearch0.0ms

simplify1.0ms

Algorithm

egg-herbie

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	9	6
1	9	6

end0.0ms

sample1.6s

Algorithm

intervals

Results

1.2s	3457×	body	10240	exit
183.0ms	8000×	body	80	valid