Hi, for the new version of octave, the 3.2.0 Arpack is needed as additional dependency. It is already present in the major distributions.
ARPACK is a collection of Fortran77 subroutines designed to solve large scale eigenvalue problems. to download wget -r -np -nH --cut-dirs=2 http://matzeri.altervista.org/cygwin-1.7/arpack/ setup.hint arpack-96-1-src.tar.bz2 libarpack-devel/libarpack-devel-96-1.tar.bz2 libarpack-devel/setup.hint libarpack0/libarpack0-96-1.tar.bz2 libarpack0/setup.hint Regards Marco Atzeri