Details

Time bar (total: 1.6s)

sample375.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 94.604492%

Results
7.0ms256×body80valid

simplify7.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0144
1284
2424
3444
4444

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 15.2b

Counts
2 → 1

localize6.0ms

Local error

Found 1 expressions with local error:

14.6b
(/ (+ x y) (* (* x 2.0) y))

rewrite8.0ms

Algorithm
rewrite-expression-head
Rules
10×add-exp-log add-cbrt-cube
*-un-lft-identity
times-frac associate-/l*
cbrt-undiv add-sqr-sqrt add-cube-cbrt div-exp prod-exp cbrt-unprod
associate-/l/ distribute-lft-out
pow1 frac-2neg flip3-+ clear-num associate-/r* flip-+ div-inv add-log-exp
Counts
1 → 27
Calls
1 calls:
7.0ms
(/ (+ x y) (* (* x 2.0) y))

series7.0ms

Counts
1 → 3
Calls
1 calls:
7.0ms
(/ (+ x y) (* (* x 2.0) y))

simplify31.0ms

Algorithm
egg-herbie
Counts
30 → 30
Iterations

Useful iterations: 1 (6.0ms)

IterNodesCost
0220188
1940152
25001152

prune38.0ms

Filtered
19 candidates to 30 candidates (-57.9%)
Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New28230
Fresh000
Picked101
Done000
Total29231

Merged error: 0b

Counts
31 → 2

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ x y) (* x 2.0))
8.5b
(/ (/ (+ x y) (* x 2.0)) y)

rewrite17.0ms

Algorithm
rewrite-expression-head
Rules
44×times-frac
33×*-un-lft-identity
21×add-sqr-sqrt add-cube-cbrt
16×add-exp-log add-cbrt-cube
12×associate-/l*
cbrt-undiv div-exp
div-inv distribute-lft-out
associate-/r*
associate-/l/
pow1 frac-2neg prod-exp clear-num cbrt-unprod add-log-exp
flip3-+ flip-+
Counts
2 → 77
Calls
2 calls:
6.0ms
(/ (+ x y) (* x 2.0))
8.0ms
(/ (/ (+ x y) (* x 2.0)) y)

series11.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(/ (+ x y) (* x 2.0))
7.0ms
(/ (/ (+ x y) (* x 2.0)) y)

simplify40.0ms

Algorithm
egg-herbie
Counts
83 → 83
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0337543
11330485
25001485

prune69.0ms

Filtered
58 candidates to 83 candidates (-43.1%)
Pruning

2 alts after pruning (1 fresh and 1 done)

PrunedKeptTotal
New83083
Fresh011
Picked011
Done000
Total83285

Merged error: 0b

Counts
85 → 2

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ x y) y)
8.8b
(* (/ 1 (* x 2.0)) (/ (+ x y) y))

rewrite21.0ms

Algorithm
rewrite-expression-head
Rules
49×add-exp-log
35×*-un-lft-identity
28×times-frac
26×add-sqr-sqrt
25×add-cbrt-cube
21×add-cube-cbrt
20×prod-exp
16×div-exp associate-*r*
cbrt-undiv cbrt-unprod
associate-*l* distribute-lft-out
pow1 rec-exp 1-exp associate-/l*
associate-/r* div-inv
associate-/l/ add-log-exp unswap-sqr
frac-times frac-2neg flip3-+ associate-*r/ pow-prod-down associate-*l/ clear-num *-commutative flip-+
Counts
2 → 90
Calls
2 calls:
5.0ms
(/ (+ x y) y)
12.0ms
(* (/ 1 (* x 2.0)) (/ (+ x y) y))

series10.0ms

Counts
2 → 6
Calls
2 calls:
4.0ms
(/ (+ x y) y)
7.0ms
(* (/ 1 (* x 2.0)) (/ (+ x y) y))

simplify54.0ms

Algorithm
egg-herbie
Counts
96 → 96
Iterations

Useful iterations: 2 (46.0ms)

IterNodesCost
0442581
12349487
25001485

prune63.0ms

Filtered
56 candidates to 96 candidates (-71.4%)
Pruning

2 alts after pruning (0 fresh and 2 done)

PrunedKeptTotal
New96096
Fresh000
Picked011
Done011
Total96298

Merged error: 0b

Counts
98 → 2

regimes74.0ms

Accuracy

97.9% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 8.4b

bsearch34.0ms

Steps
ItersRangePoint
8
6.992931901934141e+18
2.7410537607923887e+21
7.693699023055507e+18
9
-5.2203920494838387e+51
-1.5511436714348876e+43
-9.99201332970038e+47

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0259
1259

end0.0ms

sample760.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 0%

Guaranteed chance to sample good point: 94.604492%

Results
218.0ms8000×body80valid
0.0msbody80invalid

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