Details

sample121.0ms

Algorithm

intervals

Results

43.0ms	89×	body	640	valid
38.0ms	95×	body	1280	valid
11.0ms	275×	body	80	valid
9.0ms	42×	body	320	valid
2.0ms	22×	body	160	valid

simplify36.0ms

Counts

1 → 1

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	7	8
1	14	8
2	24	8
3	30	8
4	34	8
done	34	8

prune3.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 58.6b

localize7.0ms

Local error

Found 1 expressions with local error:

6.6b	(- (exp x) (exp (- x)))

rewrite18.0ms

Algorithm

rewrite-expression-head

Rules

10×	`add-sqr-sqrt` `*-un-lft-identity`
9×	`prod-diff`
8×	`add-cube-cbrt`
3×	`fma-neg` `add-log-exp`
1×	`pow1` `add-exp-log` `expm1-log1p-u` `sub-neg` `flip3--` `diff-log` `add-cbrt-cube` `flip--` `log1p-expm1-u` `distribute-lft-out--` `difference-of-squares`

Counts

1 → 28

Calls

1 calls:

17.0ms

(- (exp x) (exp (- x)))

series83.0ms

Counts

1 → 3

Calls

1 calls:

83.0ms

(- (exp x) (exp (- x)))

simplify2.6s

Counts

31 → 31

Iterations

Useful iterations: done (2.6s)

Iter	Nodes	Cost
0	73	547
1	158	401
2	370	308
3	1377	253
done	5000	244

prune100.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

Merged error: 0b

localize23.0ms

rewrite0.0ms

Algorithm

rewrite-expression-head

Rules

Counts

0 → 0

series0.0ms

Counts: 0 → 0

simplify0.0ms

Counts

0 → 0

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	0	0
done	0	0

prune3.0ms

Pruning

2 alts after pruning (1 fresh and 1 done)

Merged error: 0b

localize11.0ms

Local error

Found 3 expressions with local error:

0.0b	(exp (- (exp x) (exp (- x))))
6.6b	(log (exp (- (exp x) (exp (- x)))))
6.6b	(- (exp x) (exp (- x)))

rewrite144.0ms

Algorithm

rewrite-expression-head

Rules

31×	`add-sqr-sqrt` `*-un-lft-identity`
27×	`prod-diff`
25×	`add-cube-cbrt`
22×	`exp-sum`
14×	`log-prod`
10×	`exp-prod`
8×	`add-log-exp`
6×	`log-pow`
4×	`pow1`
3×	`add-exp-log` `expm1-log1p-u` `sub-neg` `fma-neg` `add-cbrt-cube` `log1p-expm1-u` `distribute-lft-out--` `difference-of-squares`
2×	`exp-diff` `diff-log` `rem-exp-log`
1×	`log-div` `flip3--` `rem-log-exp` `flip--`

Counts

3 → 87

Calls

3 calls:

58.0ms	(exp (- (exp x) (exp (- x))))
51.0ms	(log (exp (- (exp x) (exp (- x)))))
32.0ms	(- (exp x) (exp (- x)))

series163.0ms

Counts

3 → 9

Calls

3 calls:

79.0ms	(exp (- (exp x) (exp (- x))))
40.0ms	(log (exp (- (exp x) (exp (- x)))))
45.0ms	(- (exp x) (exp (- x)))

simplify3.4s

Counts

96 → 96

Iterations

Useful iterations: done (3.4s)

Iter	Nodes	Cost
0	136	1725
1	244	1211
2	525	936
3	1737	762
done	5000	735

prune260.0ms

Pruning

2 alts after pruning (0 fresh and 2 done)

Merged error: 0b

regimes46.0ms

Accuracy

0% (0.4b remaining)

Error of 0.7b against oracle of 0.3b and baseline of 0.7b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

Iter	Nodes	Cost
0	13	15
1	14	15
done	14	15

end0.0ms

sample4.1s

Algorithm

intervals

Results

1.7s	3335×	body	1280	valid
822.0ms	2496×	body	640	valid
799.0ms	7955×	body	80	valid
255.0ms	1277×	body	320	valid
68.0ms	619×	body	160	valid