Kerodon

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

Comments on Lemma 3.3.8.4

Go back to the page of Lemma 3.3.8.4.

Comment #925 by Vasilii on

I'm not sure if I'm missing something, but what is meant by "induces" with respect to from ? It doesn't seem like it is the pre-composition with : the image of doesn't have to be contained in , or does it?

Comment #928 by Kerodon on

The homotopy is constant when restricted to , and given by when restricted to .

There are also:

  • 5 comment(s) on Chapter 3: Kan Complexes
  • 4 comment(s) on Section 3.3: The $\operatorname{Ex}^{\infty }$ Functor
  • 5 comment(s) on Subsection 3.3.8: Application: Extending Kan Fibrations

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