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Results tagged with motivic-homotopy
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user 133871
2
votes
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answers
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$G$-torsor over $\mathbb{A}^1_S$ where characteristic of $S$ does not divide $|G|$
I am reading the paper $\mathbb{A}^1$-homotopy theory of schemes by Morel and Voevodsky from 1999. There is a proposition saying that
Let $G$ be a finite étale group scheme over $S$ of order prime to …
- 1,168
0
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0
answers
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A fibration is a map which has the right lifting property with respect to injections that ar...
As mentioned in Motivic Homotopy Theory, an alternative criterion for $X\rightarrow Y$ to be a fibration is that the diagram
$$\require{AMScd}
\begin{CD}
A @>>> X;\\
@VV{i}V @VVV \\
B @>>> Y;
\end{CD} …
- 1,168