Details

Time bar (total: 1.4s)

sample47.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 99.21875%

Results
7.0ms343×body80valid

simplify3.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
062
162

prune2.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 10.7b

Counts
2 → 1

localize3.0ms

Local error

Found 1 expressions with local error:

10.5b
(/ x (* y y))

rewrite5.0ms

Algorithm
rewrite-expression-head
Rules
add-exp-log add-cbrt-cube
add-sqr-sqrt add-cube-cbrt *-un-lft-identity times-frac associate-/l*
cbrt-undiv div-exp
pow1 frac-2neg prod-exp clear-num associate-/r* cbrt-unprod div-inv add-log-exp
Counts
1 → 21
Calls
1 calls:
4.0ms
(/ x (* y y))

series5.0ms

Counts
1 → 3
Calls
1 calls:
5.0ms
(/ x (* y y))

simplify91.0ms

Algorithm
egg-herbie
Counts
24 → 24
Iterations

Useful iterations: 1 (3.0ms)

IterNodesCost
09986
132071
295271
3449771
4500171

prune39.0ms

Filtered
16 candidates to 24 candidates (-50.0%)
Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New17724
Fresh000
Picked011
Done000
Total17825

Merged error: 0.0b

Counts
25 → 8

localize3.0ms

Local error

Found 1 expressions with local error:

0.2b
(/ (/ x y) y)

rewrite9.0ms

Algorithm
rewrite-expression-head
Rules
75×times-frac
43×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
13×associate-/l*
add-exp-log add-cbrt-cube
div-inv
cbrt-undiv div-exp associate-/r*
pow1 frac-2neg clear-num associate-/l/ add-log-exp
Counts
1 → 70
Calls
1 calls:
6.0ms
(/ (/ x y) y)

series5.0ms

Counts
1 → 3
Calls
1 calls:
5.0ms
(/ (/ x y) y)

simplify33.0ms

Algorithm
egg-herbie
Counts
73 → 73
Iterations

Useful iterations: 2 (25.0ms)

IterNodesCost
0311449
11180415
25002406

prune71.0ms

Filtered
48 candidates to 73 candidates (-52.1%)
Pruning

8 alts after pruning (8 fresh and 0 done)

PrunedKeptTotal
New68573
Fresh336
Picked101
Done101
Total73881

Merged error: 0b

Counts
81 → 8

localize4.0ms

Local error

Found 1 expressions with local error:

0.2b
(* (/ 1 y) (/ x y))

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
32×add-sqr-sqrt
25×times-frac
23×add-exp-log
17×*-un-lft-identity
15×add-cube-cbrt
13×associate-*r* associate-*l* add-cbrt-cube
div-exp prod-exp
unswap-sqr
cbrt-undiv cbrt-unprod
pow1
rec-exp 1-exp div-inv
frac-times associate-*r/ pow-prod-down associate-*l/ *-commutative add-log-exp
Counts
1 → 56
Calls
1 calls:
10.0ms
(* (/ 1 y) (/ x y))

series4.0ms

Counts
1 → 3
Calls
1 calls:
4.0ms
(* (/ 1 y) (/ x y))

simplify41.0ms

Algorithm
egg-herbie
Counts
59 → 59
Iterations

Useful iterations: 2 (37.0ms)

IterNodesCost
0322297
11604247
25001211

prune59.0ms

Filtered
35 candidates to 59 candidates (-68.6%)
Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New59059
Fresh077
Picked011
Done000
Total59867

Merged error: 0b

Counts
67 → 8

localize4.0ms

Local error

Found 2 expressions with local error:

0.1b
(/ y (/ x y))
0.3b
(/ 1 (/ y (/ x y)))

rewrite35.0ms

Algorithm
rewrite-expression-head
Rules
471×times-frac
229×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
57×associate-/r*
28×add-exp-log
22×div-inv
18×div-exp
16×add-cbrt-cube
cbrt-undiv
associate-/r/ associate-/l*
pow1 rec-exp 1-exp
frac-2neg clear-num add-log-exp
pow-flip inv-pow
Counts
2 → 274
Calls
2 calls:
5.0ms
(/ y (/ x y))
11.0ms
(/ 1 (/ y (/ x y)))

series7.0ms

Counts
2 → 6
Calls
2 calls:
3.0ms
(/ y (/ x y))
4.0ms
(/ 1 (/ y (/ x y)))

simplify47.0ms

Algorithm
egg-herbie
Counts
280 → 280
Iterations

Useful iterations: 1 (24.0ms)

IterNodesCost
09532363
150012016

prune170.0ms

Filtered
162 candidates to 280 candidates (-72.8%)
Pruning

7 alts after pruning (5 fresh and 2 done)

PrunedKeptTotal
New2791280
Fresh246
Picked011
Done011
Total2817288

Merged error: 0b

Counts
288 → 7

regimes191.0ms

Accuracy

0% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
093
193

end0.0ms

sample517.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 99.21875%

Results
229.0ms10627×body80valid

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