Details

Time bar (total: 1.6s)

sample227.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 24.224854%

Guaranteed chance to sample good point: 96.415626%

Results
8.0ms256×body80valid
0.0msbody80nan

simplify5.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
063
163

prune5.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 18.6b

Counts
2 → 1

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ (* x x) y)
17.3b
(sqrt (+ (* x x) y))

rewrite13.0ms

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt add-log-exp
pow1 add-cube-cbrt *-un-lft-identity sqrt-prod
add-exp-log flip3-+ sqrt-div add-cbrt-cube flip-+
+-commutative rem-sqrt-square sqrt-pow1 pow1/2 sum-log
Counts
2 → 26
Calls
2 calls:
6.0ms
(+ (* x x) y)
6.0ms
(sqrt (+ (* x x) y))

series15.0ms

Counts
2 → 6
Calls
2 calls:
6.0ms
(+ (* x x) y)
9.0ms
(sqrt (+ (* x x) y))

simplify49.0ms

Algorithm
egg-herbie
Counts
32 → 32
Iterations

Useful iterations: 3 (45.0ms)

IterNodesCost
0139151
1485141
21555139
35002138

prune40.0ms

Filtered
25 candidates to 32 candidates (-28.0%)
Pruning

3 alts after pruning (2 fresh and 1 done)

PrunedKeptTotal
New30232
Fresh000
Picked011
Done000
Total30333

Merged error: 0b

Counts
33 → 3

localize4.0ms

Local error

Found 2 expressions with local error:

0.0b
(+ x (* 1/2 (/ y x)))
0.0b
(* 1/2 (/ y x))

rewrite10.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
13×associate-*r*
10×add-cube-cbrt *-un-lft-identity times-frac
add-exp-log add-cbrt-cube
pow1 add-log-exp
associate-*l*
prod-exp cbrt-unprod unswap-sqr
cbrt-undiv +-commutative flip3-+ associate-*r/ div-exp pow-prod-down sum-log *-commutative flip-+ div-inv
Counts
2 → 43
Calls
2 calls:
2.0ms
(+ x (* 1/2 (/ y x)))
6.0ms
(* 1/2 (/ y x))

series7.0ms

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

simplify97.0ms

Algorithm
egg-herbie
Counts
49 → 49
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0223199
1960186
24224186
35001186

prune46.0ms

Filtered
34 candidates to 49 candidates (-44.1%)
Pruning

3 alts after pruning (1 fresh and 2 done)

PrunedKeptTotal
New49049
Fresh011
Picked011
Done011
Total49352

Merged error: 0b

Counts
52 → 3

localize5.0ms

Local error

Found 2 expressions with local error:

0.0b
(- (* -1/2 (/ y x)) x)
0.0b
(* -1/2 (/ y x))

rewrite12.0ms

Algorithm
rewrite-expression-head
Rules
15×add-sqr-sqrt
13×associate-*r*
10×add-cube-cbrt *-un-lft-identity times-frac
add-exp-log add-cbrt-cube
pow1 add-log-exp
associate-*l*
prod-exp cbrt-unprod unswap-sqr
cbrt-undiv sub-neg flip3-- diff-log associate-*r/ div-exp pow-prod-down *-commutative flip-- div-inv
Counts
2 → 44
Calls
2 calls:
4.0ms
(- (* -1/2 (/ y x)) x)
6.0ms
(* -1/2 (/ y x))

series8.0ms

Counts
2 → 6
Calls
2 calls:
5.0ms
(- (* -1/2 (/ y x)) x)
3.0ms
(* -1/2 (/ y x))

simplify93.0ms

Algorithm
egg-herbie
Counts
50 → 50
Iterations

Useful iterations: 2 (26.0ms)

IterNodesCost
0219205
1893190
24202189
35001189

prune43.0ms

Filtered
34 candidates to 50 candidates (-47.1%)
Pruning

3 alts after pruning (0 fresh and 3 done)

PrunedKeptTotal
New50050
Fresh000
Picked011
Done022
Total50353

Merged error: 0b

Counts
53 → 3

regimes207.0ms

Accuracy

97.9% (0.5b remaining)

Error of 0.5b against oracle of 0.0b and baseline of 21.9b

bsearch35.0ms

Steps
ItersRangePoint
8
6.203116720776567e+50
1.4878084456419559e+54
1.4709214620169767e+54
10
-1.417506068555537e+156
-1.305660725920949e+145
-1.3306232146712777e+154

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
0229
1229

end0.0ms

sample622.0ms

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 24.224854%

Guaranteed chance to sample good point: 96.415626%

Results
211.0ms8000×body80valid
2.0ms78×body80nan

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