Program sfcanisolr2 | Lowrank decomposition for 2-D anisotropic wave propagation (Complex). 
[SYNOPSIS]
sfcanisolr2 < velz.rsf vels=vels.rsf fft=fft.rsf left=left.rsf > right.rsf mode=0 seed=time(NULL eps=1.e-4 npk=20 dt= os=true sub=false sub=true taper=1.0 approx=2 relation=3
[PARAMETERS]
        | approx | =2 |   | 	Type of approximation (0=exact 1=zone 2=acoustic)
        | dt | = |   | 	time step
        | eps | =1.e-4 |   | 	tolerance
file    | fft | = |   | 	auxiliary input file name
file    | left | = |   | 	auxiliary output file name
        | mode | =0 |   | 	wave mode (0=p wave, 1=Sv wave)
        | npk | =20 |   | 	maximum rank
        | os | =true |   | 	
        | relation | =3 |   | 	Type of q relationship (0=shale, 1=sand, 2=carbonate, default being smallest error)
        | seed | =time(NULL |   | 	
        | sub | =true |   | 	for twostep, default true
        | taper | =1.0 |   | 	wavenumber tapering flag
file    | vels | = |   | 	auxiliary input file name
[DIRECTORY]
user/jsun
