Details

Time bar (total: 3.6s)

sample1.2s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 8.203125%

Guaranteed chance to sample good point: 93.617021%

Results
7.0ms256×body80valid
1.0ms18×body80invalid

simplify7.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0144
1214
2244
3254
4254

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 0.0b

Counts
2 → 1

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (* x y) 2.0)
0.0b
(- (/ (* x y) 2.0) (/ z 8.0))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt
add-exp-log add-cbrt-cube
*-un-lft-identity
add-cube-cbrt times-frac add-log-exp
associate-/r*
pow1 cbrt-undiv div-exp difference-of-squares
sub-neg flip3-- frac-2neg diff-log prod-exp clear-num frac-sub flip-- cbrt-unprod div-inv associate-/l* distribute-lft-out--
Counts
2 → 37
Calls
2 calls:
6.0ms
(/ (* x y) 2.0)
9.0ms
(- (/ (* x y) 2.0) (/ z 8.0))

series11.0ms

Counts
2 → 6
Calls
2 calls:
3.0ms
(/ (* x y) 2.0)
8.0ms
(- (/ (* x y) 2.0) (/ z 8.0))

simplify76.0ms

Algorithm
egg-herbie
Counts
43 → 43
Iterations

Useful iterations: 2 (18.0ms)

IterNodesCost
0209217
1779198
23389197
35001197

prune49.0ms

Filtered
31 candidates to 43 candidates (-38.7%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New42143
Fresh000
Picked011
Done000
Total42244

Merged error: 0b

Counts
44 → 2

localize7.0ms

Local error

Found 3 expressions with local error:

0.0b
(- (/ 1 (/ 2.0 (* x y))) (/ z 8.0))
0.2b
(/ 2.0 (* x y))
0.7b
(/ 1 (/ 2.0 (* x y)))

rewrite33.0ms

Algorithm
rewrite-expression-head
Rules
45×times-frac
38×add-sqr-sqrt
30×*-un-lft-identity
29×add-exp-log
21×add-cube-cbrt
17×add-cbrt-cube
14×div-exp
associate-/r*
cbrt-undiv div-inv
associate-/l* difference-of-squares
add-log-exp
pow1 prod-exp
rec-exp 1-exp distribute-lft-out--
frac-2neg clear-num cbrt-unprod
sub-neg flip3-- pow-flip diff-log associate-/r/ frac-sub flip-- inv-pow
Counts
3 → 99
Calls
3 calls:
20.0ms
(- (/ 1 (/ 2.0 (* x y))) (/ z 8.0))
4.0ms
(/ 2.0 (* x y))
6.0ms
(/ 1 (/ 2.0 (* x y)))

series14.0ms

Counts
3 → 9
Calls
3 calls:
8.0ms
(- (/ 1 (/ 2.0 (* x y))) (/ z 8.0))
3.0ms
(/ 2.0 (* x y))
3.0ms
(/ 1 (/ 2.0 (* x y)))

simplify41.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 2 (33.0ms)

IterNodesCost
0384635
11642526
25001511

prune83.0ms

Filtered
59 candidates to 108 candidates (-83.1%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New1080108
Fresh000
Picked011
Done011
Total1082110

Merged error: 0b

Counts
110 → 2

regimes287.0ms

Accuracy

0% (0.0b remaining)

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

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0104
1104

end0.0ms

sample1.7s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 8.203125%

Guaranteed chance to sample good point: 93.617021%

Results
246.0ms8000×body80valid
11.0ms377×body80invalid

Profiling

Loading profile data...