Synopsis
		sfnhcrssurf < in.rsf param=par.rsf > out.rsf m0=0 v0=1.5 t0=1.5 verb=0

Programer: Rodolfo A. C. Neves (Dirack) 19/09/2019

Email: rodolfo_profissional@hotmail.com

License: GPL-3.0 .

Parameters
		float m0=0 central CMP of the approximation (Km)   file param= auxiliary input file name   float t0=1.5 Normal ray traveltime (s)   float v0=1.5 Near surface velocity (Km/s)   bool verb=0 [y/n] 1: active mode; 0: quiet mode

Used In
		DIRACK          examples/vfsa-simple