Kerodon

$\Newextarrow{\xRightarrow}{5,5}{0x21D2}$ $\newcommand\empty{}$
$\Newextarrow{\xhookrightarrow}{10,10}{0x21AA}$

Comments on Proposition 1.1.3.8

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Comment #867 by Elizabeth Goldfinch on

How is the identity in the last line supposed to be derived in this proof? (The proofs of this proposition with which I am familiar deduce from the fact that they have been shown to have the same set of sections.)

Comment #868 by Kerodon on

Yes, you're right; some additional argument is needed there. Thanks!

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