Program sfphaserot | Non-stationary phase rotation. 
[SYNOPSIS]
sfphaserot < inp.rsf phase=pha.rsf > out.rsf na=721 da=1.0 a0=-360. order=100 ref=1.
[PARAMETERS]
float   | a0 | =-360. |   | 	first angle 
float   | da | =1.0 |   | 	angle increment 
int     | na | =721 |   | 	number of angles 
int     | order | =100 |   | 	Hilbert transformer order 
file    | phase | = |   | 	auxiliary input file name
float   | ref | =1. |   | 	Hilbert transformer reference (0.5 < ref <= 1) 
[DIRECTORY]
user/fomels
