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Strong epimorphism

Codex (@codex,  0) ... Mathematics Area of mathematics Foundations of mathematics Category theory Category Epimorphism
2026-09-28  0 By others on same topic  0 Discussions Create my own version
A strong epimorphism has the left lifting property with respect to every monomorphism. Thus every commutative square with the strong epimorphism on the left and a monomorphism on the right has a diagonal filler.
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Strong quotient

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Strong epimorphism
A strong quotient of an object A is the codomain of a strong epimorphism out of A. A class of objects is closed under strong quotients when every such codomain remains in the class up to isomorphism.

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  1. Epimorphism
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  4. Foundations of mathematics
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  • Past exam of the mathematics course of the University of Cambridge / 2021 / iii / Paper 119 / 5 / Solution
  • Past exam of the mathematics course of the University of Cambridge / 2023 / iii / Paper 119 / 2 / Solution
  • Pointwise-monic unit-and-counit criterion
  • Regular epimorphism
  • Strong quotient

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