Apparently, this user prefers to keep an air of mystery about them.
52 How to fool the “try some test cases” heuristic: Algorithms that appear correct, but are actually incorrect aug 28 '14
17 Why can I look at a graph and immediately find the closest point to another point, but it takes me O(n) time through programming? mar 17 '14
16 What classes of data structures can be made persistent? nov 22 '13
12 Complexity classes where $C^C = C$ aug 22 '13