Chao Xu
PhD student in CS theory at UIUC.
I'm interested in algorithms, combinatorial optimization, computational geometry and problem solving in general.
 Urbana, IL
 web.engr.illinois.edu/…
 Member for 5 years, 8 months
 0 profile views
 Last seen Aug 4 '15 at 19:33
Communities (21)
Top Network Posts
 60Why is "the set of all sets" a paradox?
 37Why isn't reflexivity redundant in the definition of equivalence relation?
 36Sorting algorithm, such that each element is compared $O(\log n)$ times, and doesn't depend on a sorting network
 35What is the shortest string that contains all permutations of an alphabet?
 25Find taxicab numbers in $O(n)$ time
 24How to use the computer modern font in webpages?
 22What mathematical questions or areas have philosophical implications outside of mathematics?
 View more network posts →
Keeping a low profile.
This user hasn't posted... yet.
Badges (3)
Gold
—

Silver
1
Rarest

Bronze
2
Rarest
