Theoretical Computer Science
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Timothy Sun

I'm currently a student at Columbia University.

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25 The complexity of determining if a fixed graph is a minor of another Aug 23 '11
18 “Directed” problems that are easier than their “undirected” variant. Dec 4 '11
11 Bounds on approximating frequency moments Dec 9 '11
4 Are there any conditions for which ($k$-)apexness is preserved under $Y-\Delta$ transformations? Aug 17 '11
2 Is the feedback vertex set problem on planar bounded degree graphs hard? Feb 26 '13

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