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Basic Abstract Algebra by S. K. Jain, S. R. Nagpaul, P. B. Bhattacharya

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CHAPTER 22

Tensor products

1 Categories and functors

Let C be a class of objects A, B, C, …, together with a family of disjoint sets Hom(A, B), one for each ordered pair A, B of objects. The elements of Hom(A, B) are called morphisms. If images, write α: A images B and call A the domain of α and B the codomain of α. Suppose for each images and images there is a unique morphism ...

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