Mathematics
Chao Xu
  • Member for 11 years, 4 months
  • Last seen more than 4 years ago
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About

Research Scientist at Yahoo! Research.

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

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12
General Policy of Environment: More MathOverflow-like, or StackOverflow-like?
Jul 21 '10
4
Calling all Physics, Mathematical Bio, Engineering, Econ, Contest Math, etc. Enthusiasts...
Jul 24 '10
Top network posts
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105
Why is "the set of all sets" a paradox, in layman's terms?
81
Why isn't reflexivity redundant in the definition of equivalence relation?
50
What is the shortest string that contains all permutations of an alphabet?
42
How to use the computer modern font in webpages?
40
Sorting algorithm, such that each element is compared $O(\log n)$ times, and doesn't depend on a sorting network

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