Program sfcascade | Velocity partitioning for cascaded migrations. 
[SYNOPSIS]
sfcascade < in.rsf > out.rsf ntcut= tcut= ncut=1
[PARAMETERS]
int     | ncut | =1 |   | 	number of cuts 
ints    | ntcut | = |   | 	 [ncut]
floats  | tcut | = |   | 	time cuts  [ncut]
[DIRECTORY]
system/seismic
