---
date: 2022-03-25 21:52
modification date: Friday 25th March 2022 21:52:13
title: "Whitney trick"
aliases: [Whitney trick, handle cancellation]

---

Last modified date: <%+ tp.file.last_modified_date() %>


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- Tags 
	- #geomtop 
- Refs:
	- <https://arxiv.org/pdf/1507.03502.pdf>
- Links:
	- [h-cobordism](Unsorted/h-cobordism.md)

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# Whitney trick

![](attachments/Pasted%20image%2020220325215215.png)