Details

Time bar (total: 1.4s)

analyze128.0ms

Algorithm
search
sampling

Space saved by range analysis: 0.097632%

Space saved by search: 23.164689%

Guaranteed chance to sample good point: 96.500278%

sample17.0ms

Algorithm
intervals
Results
6.0ms256×body80valid
3.0msbody80invalid

simplify5.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0103
1113
2113

prune2.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 5.2b

Counts
2 → 1

localize4.0ms

Local error

Found 1 expressions with local error:

9.7b
(/ 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:
5.0ms
(/ x (* y y))

series5.0ms

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

simplify93.0ms

Algorithm
egg-herbie
Counts
24 → 24
Iterations

Useful iterations: 1 (4.0ms)

IterNodesCost
09986
132071
295271
3449771
4500171

prune38.0ms

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

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New19524
Fresh000
Picked011
Done000
Total19625

Merged error: 0.0b

Counts
25 → 6

localize5.0ms

Local error

Found 1 expressions with local error:

0.1b
(/ (/ 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 (27.0ms)

IterNodesCost
0311449
11180415
25002406

prune60.0ms

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

5 alts after pruning (3 fresh and 2 done)

PrunedKeptTotal
New71273
Fresh314
Picked011
Done011
Total74579

Merged error: 0b

Counts
79 → 5

localize6.0ms

Local error

Found 2 expressions with local error:

0.2b
(/ y (/ x y))
0.4b
(/ 1 (/ y (/ x y)))

rewrite38.0ms

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:
6.0ms
(/ y (/ x y))
12.0ms
(/ 1 (/ y (/ x y)))

series7.0ms

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

simplify51.0ms

Algorithm
egg-herbie
Counts
280 → 280
Iterations

Useful iterations: 1 (25.0ms)

IterNodesCost
09532363
150012016

prune185.0ms

Filtered
164 candidates to 280 candidates (-70.7%)
Pruning

4 alts after pruning (1 fresh and 3 done)

PrunedKeptTotal
New2791280
Fresh202
Picked011
Done022
Total2814285

Merged error: 0b

Counts
285 → 4

localize6.0ms

Local error

Found 2 expressions with local error:

0.2b
(* y (/ y x))
0.4b
(/ 1 (* y (/ y x)))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
28×add-exp-log
17×add-sqr-sqrt
16×add-cbrt-cube
13×times-frac associate-*r*
12×add-cube-cbrt *-un-lft-identity
10×div-exp
prod-exp
pow1
cbrt-undiv
cbrt-unprod
rec-exp 1-exp associate-*l* associate-/l*
pow-flip associate-*r/ pow-prod-down div-inv add-log-exp unswap-sqr
frac-2neg clear-num associate-/r* associate-/r/ *-commutative inv-pow
Counts
2 → 65
Calls
2 calls:
6.0ms
(* y (/ y x))
8.0ms
(/ 1 (* y (/ y x)))

series7.0ms

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

simplify40.0ms

Algorithm
egg-herbie
Counts
71 → 71
Iterations

Useful iterations: 2 (34.0ms)

IterNodesCost
0256278
11360231
25001221

prune46.0ms

Filtered
39 candidates to 71 candidates (-82.1%)
Pruning

4 alts after pruning (0 fresh and 4 done)

PrunedKeptTotal
New71071
Fresh000
Picked011
Done033
Total71475

Merged error: 0b

Counts
75 → 4

regimes171.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
063

end0.0ms

analyze124.0ms

Algorithm
search
sampling

Space saved by range analysis: 0.097632%

Space saved by search: 23.164689%

Guaranteed chance to sample good point: 96.500278%

sample337.0ms

Algorithm
intervals
Results
194.0ms8000×body80valid
5.0ms196×body80invalid

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