Tensor Product as a Universal Object (Category Theory & Module Theory)
IntroductionIt is quite often to see direct sum or direct product of groups, modules, vector spaces. Indeed, for modules over...
IntroductionIt is quite often to see direct sum or direct product of groups, modules, vector spaces. Indeed, for modules over...
Module and vector spaceFirst we recall some backgrounds. Suppose $A$ is a ring with multiplicative identity $1_A$. A left mod...