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17 Questions

Votes Activity Newest Views
1
5
votes
1
answer
465
views

$UCYCLE$ is in $L$

algorithms complexity-theory space-complexity
Apr 12 at 11:36 Community♦ 1
1
5
votes
1
answer
649
views

Why is CVAL a P-Complete problem?

complexity-theory reductions space-complexity
Jul 11 '17 at 10:41 Covvar 495
1
3
votes
1
answer
988
views

Prove that $BPP^{BPP} = BPP$

complexity-theory
Jun 2 '17 at 1:56 tc1729 136
 
3
votes
1
answer
177
views

Prove that $NP^{NP\cap co-NP} = NP$

time-complexity complexity-classes
May 28 '17 at 13:45 Yuval Filmus 241k
 
2
votes
2
answers
875
views

reducing $CLIQUE$ from decision to search problem

algorithms time-complexity polynomial-time clique
Oct 19 at 13:01 Flowi 1
 
2
votes
1
answer
31
views

Why $\operatorname{gap-A}[1.5a, 1.5b + 1/4]$ has an efficient solution?

complexity-theory approximation
Sep 18 '17 at 11:06 Yuval Filmus 241k
1
2
votes
3
answers
474
views

Why do we need Gibbs sampling (and MCMC)?

algorithms randomness sampling markov-chains
Aug 12 '17 at 22:22 eyeApps LLC 146
1
2
votes
1
answer
79
views

What problems are believed to have an efficient algorithm?

algorithms efficiency research
Jul 22 '17 at 12:54 Lieuwe Vinkhuijzen 4,047
 
2
votes
1
answer
421
views

proving $IP^\star = NP$

complexity-theory probabilistic-algorithms interactive-proof-systems
Jul 13 '17 at 15:56 Yuval Filmus 241k
1
2
votes
1
answer
239
views

detecting a cycle in an undirected graph problem is in $RL$ complexity class

complexity-theory graphs randomized-algorithms
May 27 '17 at 15:23 Yuval Filmus 241k
 
1
vote
1
answer
38
views

$C_1 \subseteq C_2$ implies $C_1^A\subseteq C_2^A$?

complexity-theory
Sep 18 '17 at 13:52 Yuval Filmus 241k
 
1
vote
1
answer
40
views

Why is the language $NP-hard$?

complexity-theory reductions np-hard
Sep 10 '17 at 13:23 Yuval Filmus 241k
1
1
vote
1
answer
70
views

Showing a problem is $P$-complete

complexity-theory reductions
Jul 19 '17 at 19:54 Ariel 11.9k
 
1
vote
1
answer
62
views

if $L\in BPP$ then $NP\subseteq BPP$

complexity-theory
Jul 19 '17 at 12:24 Yuval Filmus 241k
 
1
vote
1
answer
182
views

$P\ne BPP$ implies $P\ne NP$

complexity-theory
Jul 18 '17 at 13:06 Ariel 11.9k
 
1
vote
1
answer
45
views

Randomized algorithm for 2kCNF satisfiability problem

algorithms satisfiability randomized-algorithms random-walks
Jun 5 '17 at 11:35 Yuval Filmus 241k
 
0
votes
1
answer
119
views

If we can simulate $NP$-machines why isn't it trivial that $NP=coNP$?

complexity-theory
Jul 13 '17 at 10:26 Ariel 11.9k
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