Question

5 points on stacks.

Answer 1

Answer:

Points of algebraic stacks. Let \mathcal{X} be an algebraic stack. Let K, L be two fields and let p : \mathop{\ mathrm{Spec}}(K) \to \mathcal{X} and q : \mathop{\mathrm{Spec}}(L) \to \mathcal{X} be ......