Displaying similar documents to “Object-Free Definition of Categories”

Coproducts in Categories without Uniqueness of cod and dom

Maciej Golinski, Artur Korniłowicz (2013)

Formalized Mathematics

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The paper introduces coproducts in categories without uniqueness of cod and dom. It is proven that set-theoretical disjoint union is the coproduct in the category Ens [9].

Descent for monads.

Hofstra, Pieter, De Marchi, Federico (2006)

Theory and Applications of Categories [electronic only]

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Products in Categories without Uniqueness of cod and dom

Artur Korniłowicz (2012)

Formalized Mathematics

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The paper introduces Cartesian products in categories without uniqueness of cod and dom. It is proven that set-theoretical product is the product in the category Ens [7].