Synopsis
		sfwexzomva slo=Bs.rsf < Pi.rsf < Ps.rsf wfl=Bwr.rsf verb=y adj= eps=0.01 nrmax=1 dtmax=0.004 pmx=0 pmy=0 tmx=0 tmy=0

Parameters
		int adj= y=ADJ Back-projection; n=FWD Forward Scattering   float dtmax=0.004 max time error   float eps=0.01 stability parameter   int nrmax=1 max number of refs   int pmx=0 padding on x   int pmy=0 padding on y   file slo= auxiliary input file name   int tmx=0 taper on x   int tmy=0 taper on y   bool verb=y [y/n] verbosity flag   file wfl= auxiliary input file name