Timeline for Are there examples of non-orientable manifolds in nature?
Current License: CC BY-SA 4.0
10 events
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S Mar 24, 2021 at 14:17 | history | suggested | Nick Ulyanov | CC BY-SA 4.0 |
Fixed "Formal" link
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Mar 24, 2021 at 13:54 | review | Suggested edits | |||
S Mar 24, 2021 at 14:17 | |||||
Oct 22, 2017 at 3:53 | comment | added | W. Cadegan-Schlieper | 3x3 is the minimum you need to see an "edge" of bright-dark-bright or dark-bright-dark which is one of the axes of the Klein bottle. | |
Mar 10, 2017 at 9:42 | history | edited | CommunityBot |
replaced http://www.nsf.gov/ with https://www.nsf.gov/
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Feb 13, 2012 at 23:07 | comment | added | Mikael Vejdemo-Johansson | @Simon: 2x2 probably is too small to see things happening; but I know people have looked at 5x5 and found the klein bottle, as well as some enrichment of the structure there. | |
Feb 13, 2012 at 11:43 | comment | added | fosco | This is AWESOME! | |
Nov 14, 2010 at 12:34 | comment | added | Qiaochu Yuan | @Paul: this was already mentioned in an answer by Lucas Culler. | |
Nov 13, 2010 at 16:17 | comment | added | Simon Rose | How does this vary if you choose a different "sample size"? What if you pick 2x2 "pixels"? Or 4x4 ones? Or 2x3, or generally n x m ones? This is certainly fascinating, and it makes me wonder how generally it holds... | |
Nov 13, 2010 at 5:50 | history | edited | Paul Siegel | CC BY-SA 2.5 |
deleted 34 characters in body
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Nov 13, 2010 at 5:43 | history | answered | Paul Siegel | CC BY-SA 2.5 |