Details

Time bar (total: 1.5s)

sample41.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 25.32016%

Space saved by search: 50.102526%

Guaranteed chance to sample good point: 99.995433%

Results
20.0ms134×body1280valid
6.0ms59×body640valid
3.0ms256×pre80true
2.0ms38×body320valid
1.0ms23×body160valid
0.0msbody80valid

simplify4.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
062
172
272

prune2.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 59.4b

Counts
2 → 1

localize3.0ms

Local error

Found 1 expressions with local error:

6.3b
(- (exp x) 1.0)

rewrite4.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt *-un-lft-identity add-log-exp
pow1 add-exp-log add-cube-cbrt sub-neg flip3-- diff-log add-cbrt-cube flip-- distribute-lft-out-- difference-of-squares
Counts
1 → 14
Calls
1 calls:
4.0ms
(- (exp x) 1.0)

series2.0ms

Counts
1 → 3
Calls
1 calls:
2.0ms
(- (exp x) 1.0)

simplify53.0ms

Algorithm
egg-herbie
Counts
17 → 17
Iterations

Useful iterations: 2 (6.0ms)

IterNodesCost
08172
118567
249966
3139966
4500266

prune28.0ms

Filtered
12 candidates to 17 candidates (-41.7%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New16117
Fresh000
Picked011
Done000
Total16218

Merged error: 0b

Counts
18 → 2

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (pow x 2) (+ (* x 1/6) 1/2))
0.3b
(* x 1/6)

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
11×associate-*l*
add-exp-log
add-cube-cbrt *-un-lft-identity
associate-*r* add-cbrt-cube
unswap-sqr
pow1 unpow-prod-down prod-exp
associate-*r/ *-commutative cbrt-unprod unpow2 add-log-exp sqr-pow
distribute-rgt-in pow-to-exp distribute-lft-in flip3-+ pow-prod-down pow-exp flip-+
Counts
2 → 49
Calls
2 calls:
7.0ms
(* (pow x 2) (+ (* x 1/6) 1/2))
3.0ms
(* x 1/6)

series8.0ms

Counts
2 → 6
Calls
2 calls:
6.0ms
(* (pow x 2) (+ (* x 1/6) 1/2))
2.0ms
(* x 1/6)

simplify41.0ms

Algorithm
egg-herbie
Counts
55 → 55
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0247238
11168215
25001215

prune58.0ms

Filtered
35 candidates to 55 candidates (-57.1%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New55055
Fresh000
Picked011
Done011
Total55257

Merged error: 0b

Counts
57 → 2

regimes62.0ms

Accuracy

0% (0.4b remaining)

Error of 0.5b against oracle of 0.1b and baseline of 0.5b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0135
1135

end0.0ms

sample1.1s

Algorithm
intervals
sampling

Space saved by range analysis: 25.32016%

Space saved by search: 50.102526%

Guaranteed chance to sample good point: 99.995433%

Results
535.0ms3427×body1280valid
242.0ms2520×body640valid
91.0ms8000×pre80true
75.0ms1255×body320valid
24.0ms614×body160valid
4.0ms184×body80valid

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