Comments on: G-equivariant embeddings of manifolds
https://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/
Geometry, Topology, Categories, Groups, Physics, . . . EverythingWed, 27 Feb 2008 23:24:10 +0000
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By: Chris
https://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-2865
Wed, 27 Feb 2008 23:24:10 +0000http://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-2865Peter May pointed me to an excellent reference that describes equivariant embeddings in G-representations: the paper by Palais in Borel’s Seminar on Transformation Groups. Mostow’s Annals paper from 1957 also proves many results about equivariant embeddings.
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By: Peter
https://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-2058
Thu, 13 Dec 2007 21:09:51 +0000http://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-2058looks like greg just did. I plan on writing a couple posts over the break, too
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By: John Baez
https://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-2042
Thu, 13 Dec 2007 00:23:09 +0000http://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-2042Please tell the other folks at this blog to post more stuff! It’s been ages!
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By: Peter
https://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-1211
Sun, 28 Oct 2007 02:02:32 +0000http://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-1211I’m not sure about an equivariant version of that bound, I haven’t actually seen the equivariant embedding written anywhere, so I’m not sure how much it’s been studied (I’m also not sure how much equivariant immersions have been studied). Such a bound might depend in subtle ways on the group action, so it’s probably a pretty hard question in general.
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By: onaka
https://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-1185
Thu, 25 Oct 2007 21:35:46 +0000http://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-1185サイト訪問しました。
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By: No wai
https://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-1184
Thu, 25 Oct 2007 20:20:32 +0000http://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-1184For an -dimension manifold in the non-equivariant case, there is a beautiful ‘sharp’ bound on what the smallest possible is – it is where denotes the number of 1’s in the binary expansion of . This is the famous immersion theorem of Cohen. I wonder if there is an equivariant version!
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By: This week in the arXivs… « It’s Equal, but It’s Different…
https://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-1177
Thu, 25 Oct 2007 04:06:38 +0000http://cornellmath.wordpress.com/2007/10/24/g-equivariant-embeddings-of-manifolds/#comment-1177[…] G-equivariant embeddings of manifolds […]
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