Details

Time bar (total: 1.8s)

sample179.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 96.875%

Results
7.0ms322×body80valid

simplify6.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
082
1122
2152
3162
4162

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 6.7b

Counts
2 → 1

localize4.0ms

Local error

Found 1 expressions with local error:

6.4b
(/ (* x y) z)

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-/r*
cbrt-undiv div-exp
pow1 frac-2neg prod-exp clear-num cbrt-unprod div-inv associate-/l* add-log-exp
Counts
1 → 21
Calls
1 calls:
4.0ms
(/ (* x y) z)

series5.0ms

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

simplify55.0ms

Algorithm
egg-herbie
Counts
24 → 24
Iterations

Useful iterations: 1 (4.0ms)

IterNodesCost
011185
151470
2247170
3500170

prune46.0ms

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

7 alts after pruning (7 fresh and 0 done)

PrunedKeptTotal
New17724
Fresh000
Picked101
Done000
Total18725

Merged error: 0.0b

Counts
25 → 7

localize4.0ms

Local error

Found 1 expressions with local error:

4.3b
(/ x (/ z y))

rewrite9.0ms

Algorithm
rewrite-expression-head
Rules
75×times-frac
43×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
13×associate-/r*
add-exp-log add-cbrt-cube
div-inv
cbrt-undiv div-exp associate-/l*
pow1 frac-2neg clear-num associate-/r/ add-log-exp
Counts
1 → 70
Calls
1 calls:
5.0ms
(/ x (/ z y))

series5.0ms

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

simplify36.0ms

Algorithm
egg-herbie
Counts
73 → 73
Iterations

Useful iterations: 2 (30.0ms)

IterNodesCost
0325452
11331432
25001431

prune75.0ms

Filtered
60 candidates to 73 candidates (-21.7%)
Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New71273
Fresh336
Picked011
Done000
Total74680

Merged error: 0b

Counts
80 → 6

localize5.0ms

Local error

Found 2 expressions with local error:

0.4b
(/ 1 (/ (/ z y) x))
4.2b
(/ (/ z y) x)

rewrite36.0ms

Algorithm
rewrite-expression-head
Rules
468×times-frac
228×add-sqr-sqrt add-cube-cbrt *-un-lft-identity
46×associate-/r*
28×add-exp-log
22×div-inv
18×div-exp
16×add-cbrt-cube associate-/l*
cbrt-undiv
pow1 rec-exp 1-exp
frac-2neg clear-num add-log-exp
pow-flip associate-/r/ associate-/l/ inv-pow
Counts
2 → 270
Calls
2 calls:
12.0ms
(/ 1 (/ (/ z y) x))
6.0ms
(/ (/ z y) x)

series10.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(/ 1 (/ (/ z y) x))
5.0ms
(/ (/ z y) x)

simplify97.0ms

Algorithm
egg-herbie
Counts
276 → 276
Iterations

Useful iterations: 2 (70.0ms)

IterNodesCost
010102365
147192061
250021826

prune140.0ms

Filtered
146 candidates to 276 candidates (-89.0%)
Pruning

6 alts after pruning (4 fresh and 2 done)

PrunedKeptTotal
New2760276
Fresh044
Picked011
Done011
Total2766282

Merged error: 0b

Counts
282 → 6

localize4.0ms

Local error

Found 1 expressions with local error:

4.6b
(* x (/ y z))

rewrite8.0ms

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:
7.0ms
(* 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

prune27.0ms

Filtered
23 candidates to 35 candidates (-52.2%)
Pruning

6 alts after pruning (3 fresh and 3 done)

PrunedKeptTotal
New35035
Fresh033
Picked011
Done022
Total35641

Merged error: 0b

Counts
41 → 6

regimes300.0ms

Accuracy

68.1% (2.0b remaining)

Error of 2.0b against oracle of 0.0b and baseline of 6.3b

bsearch0.0ms

simplify5.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 2 (1.0ms)

IterNodesCost
02916
13216
2389
3419
4479
5589
6659
7669
8669

end0.0ms

sample684.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 96.875%

Results
226.0ms9633×body80valid

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