Apparently, this user prefers to keep an air of mystery about them.
3 concise formula for number of paths from (0,0) to (n,m) with horizontal, vertical and diagonal moves? jan 27 '11
1 how do you call a function that satisfies the metric axioms except for the coincidence axiom? apr 28 '13
0 In a transportation problem, given a northwestern corner rule solution, how many row and column permutations correspond to that solution? may 30 '12
0 Extreme points of transportation polytope apr 12 '12