Synopsis
		sfhelicon < in.rsf filt=filt.rsf > out.rsf n= adj=n div=n lag=

May 2014 program of the month:
http://ahay.org/blog/2014/05/13/program-of-the-month-sfhelicon/

Parameters
		bool adj=n [y/n] if y, do adjoint operation   bool div=n [y/n] if y, do inverse operation (deconvolution)   file filt= auxiliary input file name   string lag= file with filter lags   ints n= [dim]

Used In
		CUP          rna2d/real rna2d/shot rna2d/simple   GEE          hlx/helderiv hlx/helgal hlx/helicon hlx/helocut hlx/mam mda/elita mda/geostat mda/mad mda/morgan mda/pefex prc/sep95   GEO384H          hw2/helix hw4/invint hw5/pattern hw5/seabeam   JLU          txsopf/curvedmodel txyapf/curve txyapf/sigmoid   RSF          tutorials/smoothing   SEP          bspl/plane3 burg/gtens burg/helix burg/laplac burg/tension findif/laplace geostat/miss helmholtz/lapfac plane/bob plane/eplane precon/cube precon/hlx precon/mis1 seaofgal/gal sparse2/test texture/fft