Apparently, this user prefers to keep an air of mystery about them.
12 Algebraic Geometry versus Complex Geometry nov 12 '09
6 Is there a simple way to compute the number of ways to write a positive integer as the sum of three squares? nov 3 '09
4 When is a monic integer polynomial the characteristic polynomial of a non-negative integer matrix? nov 3 '09
4 Singularity of sparse random matrices nov 5 '09