Program sfstolt | Post-stack Stolt modeling/migration. 
[SYNOPSIS]
sfstolt < in.rsf > out.rsf vel= pad=nt extend=4 mute=12 minstr=0.0 stretch=1
[COMMENTS]

Requires the input to be cosine-transformed over the lateral axes.

August 2014 program of the month:
http://ahay.org/blog/2014/08/03/program-of-the-month-sfstolt/

[PARAMETERS]
int     | extend | =4 |   | 	trace extension 
float   | minstr | =0.0 |   | 	minimum stretch allowed 
int     | mute | =12 |   | 	mute zone 
int     | pad | =nt |   | 	padding on the time axis 
float   | stretch | =1 |   | 	Stolt stretch parameter 
float   | vel | = |   | 	Constant velocity (use negative velocity for modeling) 
[DIRECTORY]
system/seismic
