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Theoretical Computer Science
Chao Xu's user avatar
Chao Xu's user avatar
Chao Xu's user avatar
Chao Xu
  • Member for 13 years, 11 months
  • Last seen this week
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About

Assistant Professor at UESTC.

I'm interested in algorithms, combinatorial optimization, computational geometry and problem solving in general.

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Top posts
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40
Sorting algorithm, such that each element is compared $O(\log n)$ times, and doesn't depend on a sorting network
Jun 26, 2011
21
Select in union of sorted arrays: Already known?
Feb 9, 2014
20
n-dimensional pattern matching
Oct 1, 2011
17
Finding witness in minkowski sum of integers
Jul 20, 2015
16
minimizing size of regular expression for finite sets
Mar 12, 2013
13
Largest rectangle not touching any rock in a square field
Jan 2, 2016
12
Shortest path hitting a given vertex
Jun 30, 2014
12
Complexity of convolution in the max/plus ring
Nov 26, 2013
9
Maximum local edge connectivity
Aug 7, 2014
9
Faster pseudo-polynomial time algorithm for subset-sum?
Mar 13, 2014
Top network posts
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112
Why is "the set of all sets" a paradox, in layman's terms?
97
Why isn't reflexivity redundant in the definition of equivalence relation?
52
What is the shortest string that contains all permutations of an alphabet?
45
How to use the computer modern font in webpages?
38
Is it NP-hard to fill up bins with minimum moves?