added diffusion code
authorhackbard <hackbard@sage.physik.uni-augsburg.de>
Mon, 18 Feb 2008 18:42:42 +0000 (19:42 +0100)
committerhackbard <hackbard@sage.physik.uni-augsburg.de>
Mon, 18 Feb 2008 18:42:42 +0000 (19:42 +0100)

No differences found