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1. • CommentRowNumber1.
   • CommentAuthorUrs
   • CommentTimeOct 20th 2019
   • PermaLink
   Author: Urs
   Format: MarkdownItexadded to the Idea-section ([here](https://ncatlab.org/nlab/show/Pontrjagin-Thom+collapse+map#Idea)) the description of PT-collapse as the function that assigns "asymptotic distance form the submanifold", an illustrating graphics, and a comment that this represents the [[Cohomotopy charge]] of the submanifold <a href="https://ncatlab.org/nlab/revision/diff/Pontrjagin-Thom+collapse+map/26">diff</a>, <a href="https://ncatlab.org/nlab/revision/Pontrjagin-Thom+collapse+map/26">v26</a>, <a href="https://ncatlab.org/nlab/show/Pontrjagin-Thom+collapse+map">current</a>

   added to the Idea-section (here) the description of PT-collapse as the function that assigns “asymptotic distance form the submanifold”, an illustrating graphics, and a comment that this represents the Cohomotopy charge of the submanifold

   diff, v26, current

2. • CommentRowNumber2.
   • CommentAuthorDavid_Corfield
   • CommentTimeJan 28th 2020
   • PermaLink
   Author: David_Corfield
   Format: MarkdownItexWhat's the least expensive route to fix the mistake in the second line, i.e., it should be $Y$ rather than $X$? Trouble is that the graphic has $X$ as the manifold. But later the page persists with $X$ as submanifold of $Y$.

   What’s the least expensive route to fix the mistake in the second line, i.e., it should be $Y$ rather than $X$? Trouble is that the graphic has $X$ as the manifold. But later the page persists with $X$ as submanifold of $Y$.

3. • CommentRowNumber3.
   • CommentAuthorUrs
   • CommentTimeJan 28th 2020
   • PermaLink
   Author: Urs
   Format: MarkdownItexThanks for alerting me. I'll look into harmonizing the notation.

   Thanks for alerting me. I’ll look into harmonizing the notation.

4. • CommentRowNumber4.
   • CommentAuthorChristoph Dorn
   • CommentTimeSep 24th 2022
   • PermaLink
   Author: Christoph Dorn
   Format: MarkdownItexadded references for stratified version of PT construction <a href="https://ncatlab.org/nlab/revision/diff/Pontrjagin-Thom+collapse+map/31">diff</a>, <a href="https://ncatlab.org/nlab/revision/Pontrjagin-Thom+collapse+map/31">v31</a>, <a href="https://ncatlab.org/nlab/show/Pontrjagin-Thom+collapse+map">current</a>

   added references for stratified version of PT construction

   diff, v31, current