"Bi-heyting algebras, toposes and modalities" from G.E.Reyes and H.Zolfaghari has also been installed in the directory pub/reyes. Everyone can now get a copy of this document by doing: ftp triples.math.mcgill.ca anonymous "your email address" cd pub/reyes get biheyting.ps quit Anyone needing help should ask his questions to: magnan@mathcn.umontreal.ca ---- Francois Magnan ************************************************** ** Francois Magnan ** ** Departement de mathematiques et statistiques ** ** Universite de Montreal ** ** EMAIL: magnan@mathcn.umontreal.ca ** ************************************************** ==================================