Program sfzortmgmres | 2-D FFT-based zero-offset exploding reflector modeling/migration linear operator 
[SYNOPSIS]
sfzortmgmres < data.rsf > image.rsf snaps=snaps.rsf leftf=leftf.rsf rightf=rightf.rsf leftb=leftb.rsf rightb=rightb.rsf gmres=n niter=10 mem=20 timer=n verb=n snap=0 pad1=1 gpz=0 nz= dz= nt= dt= nt= dt=
[PARAMETERS]
float   | dt | = |   | 	time sampling 
float   | dz | = |   | 	depth sampling 
bool    | gmres | =n |  [y/n] | 	
int     | gpz | =0 |   | 	geophone surface 
file    | leftb | = |   | 	auxiliary input file name
file    | leftf | = |   | 	auxiliary input file name
int     | mem | =20 |   | 	
int     | niter | =10 |   | 	
int     | nt | = |   | 	time samples 
int     | nz | = |   | 	depth samples 
int     | pad1 | =1 |   | 	padding factor on the first axis 
file    | rightb | = |   | 	auxiliary input file name
file    | rightf | = |   | 	auxiliary input file name
int     | snap | =0 |   | 	interval for snapshots 
file    | snaps | = |   | 	auxiliary output file name
bool    | timer | =n |  [y/n] | 	
bool    | verb | =n |  [y/n] | 	
[DIRECTORY]
user/jsun
