On Fri, 25 May 2012, José Belbute wrote:
 I believe that it would be quite advantageous if the user's guide
could be
 updated. Let me mention  just one example: Nothing is said about the Hurst
 coefficient, nor about fractional integration. 
You'll find some material on both of those topics in the Gretl 
Command Reference. Not everything's in the User's Guide.
Allin Cottrell