Synopsis
		sfpermlr3 < vel.rsf < fft.rsf > left.rsf > right.rsf seed=time(NULL tol=1.e-4 npk=20 dt= eps=0.0 nh= equation=3 sub=true

Parameters
		dt= time step   eps=0.0 regularization   equation=3 equation type   nh=   npk=20 maximum rank   seed=time(NULL   sub=true if subtract one   tol=1.e-4 tolerance