Structure (category theory): Section, Seifert van Kampen Theorem, Semiautomaton

Seifert van Kampen Theorem

Representable Functor: Category Theory, Cayley's Theorem, Yoneda's Lemma

Traced Monoidal Category: Symmetric Category, Category Theory, Compact Closed Mathematical Structure

Morphism: Mathematics, Abstraction (mathematics), Map Mathematical structure, Category theory, Concrete category, Set...