15/Mar/2013

On the Solvability of 8-Puzzle

24/Feb/2013

Recurrent Event

31/Jan/2013

Work Faster

15/Dec/2012

Number of Fixed Points in Random Permutations

11/Dec/2012

突然就可以在读秀上下书了..

18/Oct/2012

How Many Fibonacci Numbers are also Power of 2

15/Sep/2012

Cantor's Diagonal Method on Computable Numbers