۱۳۸۷ آبان ۴, شنبه

De Bruijn sequence

Unfortunately Saturday was actually a wasted day for me except for the part I was thinking on a problem about "De Bruijn sequence" and "De Bruijn Graph".

۱۳۸۷ فروردین ۷, چهارشنبه

Mathematics is a game played according to certain simple rules with meaningless marks on paper.

- David Hilbert