Synopsis
		sfepot < Feso.rsf > Fepo.rsf con=Fcon.rsf verb=n cbnd=y csrf=n meth=0 nit=100000

Parameters
		bool cbnd=y [y/n] conductive boundary   file con= auxiliary input file name   bool csrf=n [y/n] conductive surface   int meth=0 method flag   int nit=100000 Jacobi iterations   bool verb=n [y/n] verbosity flag