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6 votes

Quasi-separatedness for Algebraic Spaces

This issue or question came up indirectly in a couple previous posts, which I think you might like to look at. There is indeed a notion of algebraic space which is more general and doesn't require qua …
Chris Schommer-Pries's user avatar
17 votes

Is an algebraic space group always a scheme?

Let me say first that I am not an algebraic geometer. Nevertheless, in trying to understand the answers to this very question I asked the following question. After hearing the ensuing answers it seems …
Chris Schommer-Pries's user avatar
27 votes
3 answers
3k views

Why is this not an algebraic space?

This question is related to the question Is an algebraic space group always a scheme? which I've just seen which was posted by Anton. His question is whether an algebraic space which is a group object …
Chris Schommer-Pries's user avatar