Synopsis
		sffocus < in.rsf > out.rsf dim= niter=100 verb=y rect#=(1,1,...)

Parameters
		int dim= dimensionality   int niter=100 number of iterations   int rect#=(1,1,...) smoothing radius on #-th axis   bool verb=y [y/n]

Used In
		SEP          vc2/beivc   TCCS          diffr/fault diffr/gom phase/boon phase/zero pi/bei uncert/beivc