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Discrete Objects in a Topos

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If you have a question about this talk, please contact Sean Moss .

Any reflective subcategory produces also a subcategory of discrete objects. This construction is particularly interesting in the case where the reflective subcategory is a category of sheaves for some local operator, and is connected to the notion of local geometric morphism.

This talk is part of the Junior Category Theory Seminar series.

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Mumford Theatre, Anglia Ruskin University, East Road, Cambridge The West Lodge, Downing College, Cambridge Cambridge University Engineering Department- Lecture Room 5, Trumpington Street, Cambridge CB2 1PX

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