Joel

I like to study algebraic topology, algebraic geometry, number theory, and their interactions. I have just started a journey to learn motivic homotopy theory, which is a homotopy theory for schemes.

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Show that $K_2(F)$ is a direct summand of $K_2F(t)$

abstract-algebra group-theory k-theory algebraic-k-theory asked Mar 18, 2020 at 14:32

math.stackexchange.com

5 votes

Functor From Category of Covering Spaces to Category of Sets Equipped With An Action By The Fundamental Groupoid

algebraic-topology category-theory fundamental-groups groupoids natural-transformations asked Dec 31, 2020 at 15:40

math.stackexchange.com

5 votes

Connection Between Étale Fundamental Group and Topological Fundamental Group

algebraic-geometry algebraic-topology category-theory fundamental-groups asked Jan 15, 2021 at 0:59

math.stackexchange.com