Details

sample61.0ms

Algorithm

intervals

Results

45.0ms	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

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 1.3b

localize5.0ms

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` `frac-2neg` `flip3-+` `div-exp` `clear-num` `flip-+` `div-inv` `add-log-exp`

Counts

1 → 33

Calls

1 calls:

7.0ms

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

series31.0ms

Counts

1 → 3

Calls

1 calls:

31.0ms

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

simplify84.0ms

Algorithm

egg-herbie

Counts

36 → 36

Iterations

Useful iterations: 2 (11.0ms)

Iter	Nodes	Cost
0	139	307
1	427	287
2	1160	285
3	3893	285
4	5002	285

prune79.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0.7b

localize8.0ms

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)))

rewrite18.0ms

Algorithm

rewrite-expression-head

Rules

16×	`*-un-lft-identity`
10×	`add-sqr-sqrt`
8×	`log-prod`
6×	`pow1` `add-cube-cbrt` `log-div` `exp-prod` `add-log-exp`
4×	`add-exp-log` `exp-sum` `associate--r+` `distribute-lft-out--` `associate--r-`
3×	`flip3-+` `log-pow` `add-cbrt-cube` `flip-+`
2×	`sub-neg` `diff-log` `rem-exp-log` `distribute-lft-out` `difference-of-squares`
1×	`flip3--` `exp-diff` `rem-log-exp` `flip--`

Counts

3 → 56

Calls

3 calls:

5.0ms	(exp (- a (log (+ (exp a) (exp b)))))
7.0ms	(- a (log (+ (exp a) (exp b))))
4.0ms	(log (+ (exp a) (exp b)))

series114.0ms

Counts

3 → 9

Calls

3 calls:

48.0ms	(exp (- a (log (+ (exp a) (exp b)))))
32.0ms	(- a (log (+ (exp a) (exp b))))
35.0ms	(log (+ (exp a) (exp b)))

simplify76.0ms

Algorithm

egg-herbie

Counts

65 → 65

Iterations

Useful iterations: 4 (70.0ms)

Iter	Nodes	Cost
0	208	474
1	445	439
2	977	425
3	3244	421
4	5001	419

prune149.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0.7b

localize5.0ms

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

regimes39.0ms

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
193.0ms	8000×	body	80	valid