Timeline for Integrability of the Cohen map
Current License: CC BY-SA 3.0
8 events
| when toggle format | what | by | license | comment | |
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| Aug 29, 2017 at 11:44 | history | edited | Joseph O'Rourke | CC BY-SA 3.0 |
Image link broken; now fixed.
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| Apr 18, 2012 at 1:56 | vote | accept | Henry Cohn | ||
| Apr 17, 2012 at 20:51 | answer | added | George Lowther | timeline score: 27 | |
| Apr 14, 2012 at 16:00 | comment | added | Sylvain Bonnot | On this file: math.harvard.edu/archive/118r_spring_05/handouts/integrable.pdf you will find some indication about one such hyperbolic periodic orbit. | |
| Apr 13, 2012 at 15:25 | comment | added | George Lowther | Actually, I remember looking at an earlier MO question on functional iteration (mathoverflow.net/questions/49724/…) where the map initially looked integrable on my first plots but, after enlarging the domain, it clearly wasn't. In that case, though, it was inevitable that it would look integrable close to the origin because there was a formal solution as a (probably diverging) power series. | |
| Apr 13, 2012 at 14:01 | history | edited | Joseph O'Rourke | CC BY-SA 3.0 |
added 175 characters in body
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| Apr 12, 2012 at 22:55 | comment | added | Henry Cohn | P.S. The near coincidence in names (Henri Cohen vs. Henry Cohn) is what first brought the question to my attention, although it has stayed in my mind because the function is fascinating. | |
| Apr 12, 2012 at 22:51 | history | asked | Henry Cohn | CC BY-SA 3.0 |