Details

Time bar (total: 3.1s)

sample73.0ms

Algorithm
intervals
Results
30.0ms97×body1280valid
17.0ms85×body640valid
8.0ms264×body80valid
5.0ms40×body320valid
2.0ms27×body160valid

simplify226.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0145
1235
2315
3365
4415
5655
61085
72675
813425
950015

prune2.0ms

Filtered
1 candidates to 0 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 58.4b

Counts
2 → 1

localize6.0ms

Local error

Found 1 expressions with local error:

7.7b
(- (exp x) (exp (- x)))

rewrite7.0ms

Algorithm
rewrite-expression-head
Rules
10×add-sqr-sqrt *-un-lft-identity
prod-diff
add-cube-cbrt
fma-neg add-log-exp
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:
6.0ms
(- (exp x) (exp (- x)))

series40.0ms

Counts
1 → 3
Calls
1 calls:
39.0ms
(- (exp x) (exp (- x)))

simplify115.0ms

Algorithm
egg-herbie
Counts
31 → 31
Iterations

Useful iterations: 3 (111.0ms)

IterNodesCost
0158354
1416228
22421226
35002203

prune56.0ms

Filtered
31 candidates to 18 candidates (58.1%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New30131
Fresh000
Picked011
Done000
Total30232

Merged error: 0b

Counts
32 → 2

localize11.0ms

Local error

Found 2 expressions with local error:

0.0b
(fma 1/60 (pow x 5) (* 2 x))
0.0b
(fma 1/3 (pow x 3) (fma 1/60 (pow x 5) (* 2 x)))

rewrite2.0ms

Algorithm
rewrite-expression-head
Rules
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 1/60 (pow x 5) (* 2 x))
1.0ms
(fma 1/3 (pow x 3) (fma 1/60 (pow x 5) (* 2 x)))

series169.0ms

Counts
2 → 6
Calls
2 calls:
114.0ms
(fma 1/60 (pow x 5) (* 2 x))
55.0ms
(fma 1/3 (pow x 3) (fma 1/60 (pow x 5) (* 2 x)))

simplify35.0ms

Algorithm
egg-herbie
Counts
26 → 26
Iterations

Useful iterations: 1 (4.0ms)

IterNodesCost
060148
1184130
21006130
35001130

prune56.0ms

Filtered
26 candidates to 20 candidates (76.9%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New26026
Fresh000
Picked011
Done011
Total26228

Merged error: 0b

Counts
28 → 2

regimes39.0ms

Accuracy

0% (0.7b remaining)

Error of 0.7b against oracle of 0.0b and baseline of 0.7b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0146
1146

end0.0ms

sample2.2s

Algorithm
intervals
Results
1.1s3395×body1280valid
474.0ms2410×body640valid
253.0ms8405×body80valid
155.0ms1235×body320valid
52.0ms665×body160valid