Details

Time bar (total: 6.4s)

sample2.1s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 2.319336%

Guaranteed chance to sample good point: 46.122844%

Results
9.0ms256×body80valid
2.0ms50×body80invalid

simplify84.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 2 (4.0ms)

IterNodesCost
0164
1423
21092
35772
444382
550022

prune10.0ms

Filtered
1 candidates to 1 candidates (0.0%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 6.7b

Counts
2 → 2

localize7.0ms

Local error

Found 1 expressions with local error:

6.5b
(* x (/ y z))

rewrite7.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
13×associate-*r*
10×times-frac
add-cube-cbrt *-un-lft-identity
add-exp-log add-cbrt-cube
pow1 associate-*l*
prod-exp cbrt-unprod unswap-sqr
cbrt-undiv associate-*r/ div-exp pow-prod-down *-commutative div-inv add-log-exp
Counts
1 → 32
Calls
1 calls:
6.0ms
(* x (/ y z))

series5.0ms

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

simplify66.0ms

Algorithm
egg-herbie
Counts
35 → 35
Iterations

Useful iterations: 1 (5.0ms)

IterNodesCost
0166133
1744118
23139118
35001118

prune68.0ms

Filtered
24 candidates to 35 candidates (-45.8%)
Pruning

10 alts after pruning (9 fresh and 1 done)

PrunedKeptTotal
New26935
Fresh101
Picked011
Done000
Total271037

Merged error: 0.0b

Counts
37 → 10

localize8.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.6b
(cbrt y)
0.6b
(cbrt y)
4.2b
(* (* (* (cbrt y) (cbrt y)) x) (/ (cbrt y) z))

rewrite18.0ms

Algorithm
rewrite-expression-head
Rules
25×add-exp-log
22×associate-*r*
20×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
18×cbrt-prod times-frac add-cbrt-cube
13×pow1
12×prod-exp cbrt-unprod
pow-prod-down
add-log-exp
cbrt-undiv pow1/3 div-exp
associate-*r/ associate-*l* *-commutative div-inv
Counts
4 → 80
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
1.0ms
(cbrt y)
12.0ms
(* (* (* (cbrt y) (cbrt y)) x) (/ (cbrt y) z))

series73.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(cbrt y)
21.0ms
(cbrt y)
23.0ms
(cbrt y)
8.0ms
(* (* (* (cbrt y) (cbrt y)) x) (/ (cbrt y) z))

simplify54.0ms

Algorithm
egg-herbie
Counts
92 → 92
Iterations

Useful iterations: 2 (47.0ms)

IterNodesCost
0376615
11991524
25001464

prune95.0ms

Filtered
62 candidates to 92 candidates (-48.4%)
Pruning

10 alts after pruning (8 fresh and 2 done)

PrunedKeptTotal
New90292
Fresh268
Picked011
Done011
Total9210102

Merged error: 0b

Counts
102 → 10

localize8.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.6b
(cbrt y)
1.8b
(* x (/ (cbrt y) z))
2.9b
(* (* (cbrt y) (cbrt y)) (* x (/ (cbrt y) z)))

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
30×add-exp-log
28×add-sqr-sqrt
23×associate-*r*
21×add-cbrt-cube
20×add-cube-cbrt *-un-lft-identity times-frac
18×pow1
16×cbrt-prod
15×prod-exp cbrt-unprod
pow-prod-down
associate-*l* add-log-exp
cbrt-undiv associate-*r/ div-exp unswap-sqr
pow1/3 *-commutative
div-inv
Counts
4 → 91
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
8.0ms
(* x (/ (cbrt y) z))
11.0ms
(* (* (cbrt y) (cbrt y)) (* x (/ (cbrt y) z)))

series73.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(cbrt y)
21.0ms
(cbrt y)
23.0ms
(* x (/ (cbrt y) z))
8.0ms
(* (* (cbrt y) (cbrt y)) (* x (/ (cbrt y) z)))

simplify48.0ms

Algorithm
egg-herbie
Counts
103 → 103
Iterations

Useful iterations: 2 (40.0ms)

IterNodesCost
0384624
11660515
25001457

prune98.0ms

Filtered
68 candidates to 103 candidates (-51.5%)
Pruning

10 alts after pruning (7 fresh and 3 done)

PrunedKeptTotal
New1030103
Fresh077
Picked011
Done022
Total10310113

Merged error: 0b

Counts
113 → 10

localize12.0ms

Local error

Found 4 expressions with local error:

0.6b
(cbrt y)
0.6b
(cbrt y)
0.6b
(cbrt y)
4.2b
(* (* (* (cbrt y) (cbrt y)) x) (/ (* (* (cbrt (cbrt y)) (cbrt (cbrt y))) (cbrt (cbrt y))) z))

rewrite23.0ms

Algorithm
rewrite-expression-head
Rules
58×add-exp-log
38×add-cbrt-cube
33×prod-exp cbrt-unprod
13×pow1
cbrt-undiv cbrt-prod add-sqr-sqrt add-cube-cbrt *-un-lft-identity div-exp
associate-*r*
pow-prod-down
add-log-exp
times-frac pow1/3
associate-*r/ associate-*l* *-commutative div-inv
Counts
4 → 77
Calls
4 calls:
1.0ms
(cbrt y)
1.0ms
(cbrt y)
1.0ms
(cbrt y)
16.0ms
(* (* (* (cbrt y) (cbrt y)) x) (/ (* (* (cbrt (cbrt y)) (cbrt (cbrt y))) (cbrt (cbrt y))) z))

series73.0ms

Counts
4 → 12
Calls
4 calls:
21.0ms
(cbrt y)
21.0ms
(cbrt y)
23.0ms
(cbrt y)
8.0ms
(* (* (* (cbrt y) (cbrt y)) x) (/ (* (* (cbrt (cbrt y)) (cbrt (cbrt y))) (cbrt (cbrt y))) z))

simplify60.0ms

Algorithm
egg-herbie
Counts
89 → 89
Iterations

Useful iterations: 2 (52.0ms)

IterNodesCost
03981052
12071677
25001529

prune60.0ms

Filtered
48 candidates to 89 candidates (-85.4%)
Pruning

10 alts after pruning (6 fresh and 4 done)

PrunedKeptTotal
New89089
Fresh066
Picked011
Done033
Total891099

Merged error: 0b

Counts
99 → 10

regimes676.0ms

Accuracy

93.1% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 5.8b

bsearch1.0ms

simplify2.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03015
13315
23615
33615

end0.0ms

sample2.7s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 2.319336%

Guaranteed chance to sample good point: 46.122844%

Results
293.0ms8000×body80valid
48.0ms1395×body80invalid

Profiling

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