Compiling from CVS

[Brian Gough]

Jacek Pliszka writes:
 > I added to test_funcs.h all functions used by Brent in his Ph.D.
 > thesis.  But I did not add derivatives of these functions.
 > 
 > Would it be possible to include them in GSL though ?  They should be
 > useful for procedures without derivatives like Brent's Praxis and Nead's
 > Simplex.  And those who would like to use them with methods with
 > derivatives can add derivatives later.

You can add them if you like, but if they are not needed at this stage
then maybe its simpler to defer the work.

-- 
Brian Gough