Computer Science
Chao Xu
  • Member for 9 years, 10 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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106
Why is "the set of all sets" a paradox, in layman's terms?
83
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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