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Answer by user153312 for Examples of useful Category theory results?

I also know very little category theory, but I found the notion of a universal property to be particularly useful. There are often several ways to construct important types of objects in mathematics,...

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Answer by Bruno Joyal for Examples of useful Category theory results?

Category theory is absolutely essential to modern algebraic geometry and number theory. In algebraic geometry, cohomology groups of spaces are defined (mostly) using the machinery of homological...

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Examples of useful Category theory results?

I'm layman to Category theory. Trying to understand it, I just read a bit briefing on it and wiki pages of Category, Functor, Morphism. However I still could not see the merits of it.Category theory,...

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