Program sfwarpadd | Add a perturbation to the warping function. 
[SYNOPSIS]
sfwarpadd < in.rsf add=add.rsf > sum.rsf accuracy= m1=n1*2
[PARAMETERS]
int     | accuracy | = |   | 	Interpolation accuracy order 
file    | add | = |   | 	auxiliary input file name
int     | m1 | =n1*2 |   | 	Trace pading 
[DIRECTORY]
user/fomels
