I am a research fellow currently in Cambridge (on leave from ELTE Budapest) interested in combinatorics, complexity theory and combinatorial geometry.
33 Can we color Z^+ with n colors such that a, 2a, …, na all have different colors for all a? may 29 '10
25 Is there a finite family of functions such that the max of any two functions can be dominated by a third? nov 10 '13
21 Red-blue alternating paths jan 20 '10
18 Does every polyomino tile R^n for some n? jan 16 '11
15 What is the best lower bound for 3-sunflowers? apr 17 '14
14 Monotone embedding of complete binary tree in hypercube may 25 '14