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Kock A. and G. E. Reyes (1999). Aspects of fractional exponent functor. Theory Appl. Categ. 5, No. 10, 251-265. (Electronic)

We prove that certain categories arising from atoms in a Grothendieck topos are themselves Grothendieck toposes. We also investigate enrichments of these categories over the base topos; there are in fact often two distinct enrichments.

Kock A. and G. E. Reyes . Fractional exponent functors and categories of differential
equations. 33 pages. Version préliminaire (November 1998) (SDG)

Reyes G. E. and H. Zolfaghari (1996). Bi-Heyting Algebras, Toposes and
Modalities. Journal of Philosophical Logic 25. No.1 pp.25-43.

Makkai M. and G. E. Reyes (1995). Completeness results for intuitionistic and
modal logic in a categorical setting. Annals of Pure and Applied Logic 72, 25-101.

La Palme Reyes M., Macnamara J., Reyes G. E. and H. Zolfaghari (1995). A
category-theoretic approach to Aristotle’s term logic with special reference to
syllogisms. In Marion M. and R. S. Cohen (eds.). Québec Studies in the Philosophy
of Science. Part I: Logic, Mathematics, Physics and History of Science. Kluwer
Academic Publishers. 57-68

A category-theoretic approach to Aristotle’s term logic with special reference to syllogisms

Referential structure of fictional texts. In J.Macnamara et G.E.Reyes (Eds). The logical foundations of cognition. Vancouver Studies in Cognitive Science. Oxford University Press, (1994), 309-324.

La Palme Reyes M., Macnamara J. and G. E. Reyes (1994). Reference, Kinds and Predicates. In Macnamara J. and G. E. Reyes (eds.) (1994). The Logical Foundations of Cognition. New York: Oxford University Press. 91-143.

Macnamara J. and G. E. Reyes (1994). Foundational issues in the learning of proper names, count nouns and mass nouns. In Macnamara J. and G. E. Reyes (eds.) (1994). The Logical Foundations of Cognition. New York: Oxford University Press. 144-176

Macnamara J. and G. E. Reyes (1994). Introduction. In Macnamara J. and G. E. Reyes (eds.) (1994). The Logical Foundations of Cognition. New York: Oxford University Press. 3-10.

Macnamara J. and G. E. Reyes (eds.) (1994). The Logical Foundations of
Cognition. New York: Oxford University Press.