Alpar Juttner <alpar@cs.elte.hu> [Thu, 07 Feb 2008 22:25:42 +0000] rev 68
Some usefull math constants
lemon/math.h also includes the standard cmath, so one should prefer using
just lemon/math.h instead of cmath.
Alpar Juttner <alpar@cs.elte.hu> [Thu, 07 Feb 2008 21:23:23 +0000] rev 67
Merge