Got a Score:5 Comment 2012-03-29
Days Read in a Row 2012-03-17
Posted a Comment 2009-02-20
Member of the 4 Digit UID Club 2009-03-27
Had a Comment Modded Up 2009-03-28
Years Read 2012-11-21
Spent All My Mod Points 2015-12-08
Every nonzero finite dimensional inner product space has an orthonormal basis. It makes sense, when you don't think about it.