Program sfkarmans | Inversion for von Karman autocorrelation 1D spectrum. 
[SYNOPSIS]
sfkarmans < in.rsf > out.rsf prm=prm.rsf niter=100 x10=6. x20=-0.5 x30=200. verb=n
[PARAMETERS]
int     | niter | =100 |   | 	number of iterations 
file    | prm | = |   | 	auxiliary output file name
bool    | verb | =n |  [y/n] | 	verbosity flag 
float   | x10 | =6. |   | 	initial nonlinear parameter x1 value 
float   | x20 | =-0.5 |   | 	initial nonlinear parameter x2 value 
float   | x30 | =200. |   | 	initial nonlinear parameter x3 value 
[DIRECTORY]
user/browaeys
