Program sfdiffuse2 | Diffusion by regularized inversion. 
[SYNOPSIS]
sfdiffuse2 < in.rsf > out.rsf niter=10 repeat=1 eps=1.
[PARAMETERS]
float   | eps | =1. |   | 	regularization parameter 
int     | niter | =10 |   | 	number of conjugate-gradient iterations 
int     | repeat | =1 |   | 	number of smoothing iterations 
[DIRECTORY]
user/dmerzlikin
