diff	2011-01-18 15:13:52 - revision [ Version = 3 --> (current) ] by bloftin removed pi from the last eq. for the magnetic field at the center of the loop

diff	2006-01-15 00:09:38 - revision [ Version = 2 --> Version 3 ] by bloftin

diff	2006-01-14 23:17:53 - revision [ Version = 1 --> Version 2 ] by bloftin