# Problems in Mathematics

**Tutor description**

1 Monomorphism is an injective homomorphism. 2 Epimorphism surjective homomorphism 3 Isomorphism is a bijectivemap f such that both f and its inverse f −1 are structure-preserving maps between two algebraic structures, that is, they are both homomorphisms. 4 Endomorphism Homomorphism group to itself. 5 Automorphism Isomorphism group to itself.

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