Kerodon

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

Comments on Proposition 3.4.5.4

Go back to the page of Proposition 3.4.5.4.

Comment #1285 by Claudius Heyer on

There are some issues with the last three lines of the proof: • “is a weak homotopy equivalence is a homotopy equivalence”, • how is Proposition 3.2.8.1 applied here? • also, should be replaced with ?

Comment #1292 by Kerodon on

Yep. Thanks! (I think the reference to 3.2.8.1 was a typo.)

There are also:

  • 5 comment(s) on Chapter 3: Kan Complexes
  • 4 comment(s) on Section 3.4: Homotopy Pullback and Homotopy Pushout Squares

Post a comment

Your email address will not be published. Required fields are marked.

In your comment you can use Markdown and LaTeX style mathematics (enclose it like $\pi$). A preview option is available if you wish to see how it works out (just click on the eye in the toolbar).

Unfortunately JavaScript is disabled in your browser, so the comment preview function will not work.




In order to prevent bots from posting comments, we would like you to prove that you are human. You can do this by filling in the name of the current tag in the following input field. As a reminder, this is tag 0124. The letter 'O' is never used.