Professor of Foundations of Mathematics
Research Interests: Category theory, in particular topos theory and connections with logic
Publications
Factorization theorems for geometric morphisms. I
– Cahiers de Topologie et Géométrie Différentielle
(1981)
22,
3
The gleason cover of a topos, I
– Journal of Pure and Applied Algebra
(1980)
19,
171
(doi: 10.1016/0022-4049(80)90100-0)
Conditions related to De Morgan’s law
(1979)
753,
479
Formally real local rings, and infinitesimal stability
(1979)
30,
123
A syntactic approach to Diers’ localizable categories
(1979)
753,
466
Injectives in topoi. II. Connections with the axiom of choice
(1979)
719,
207
Algebraic theories in toposes
(1978)
661,
141
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