Timeline for Algebraic structure on homotopy groups of spheres
Current License: CC BY-SA 3.0
7 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Aug 3, 2016 at 7:01 | vote | accept | Philippe Gaucher | ||
| Jul 27, 2016 at 19:20 | comment | added | user62675 | Related: mathoverflow.net/questions/1628/kf-1-sphere-spectrum. | |
| Jul 27, 2016 at 16:36 | comment | added | Urs Schreiber | The sphere spectrum is the free E-infinity ring on the point (just as the integers are the free commutative ring on the point). Its homotopy groups are the stable homotopy groups of spheres. Maybe that's what you heard? | |
| Jul 27, 2016 at 15:45 | history | edited | Philippe Gaucher | CC BY-SA 3.0 |
added 3 characters in body
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| Jul 27, 2016 at 12:59 | comment | added | Fernando Muro | Insofar as the field with one element doesn't exist, the answer is no, but it can be yes if you define it appropriately, which in my opinion is what people do when they talk about this non-existent field ;) | |
| Jul 27, 2016 at 12:40 | answer | added | Gregory Arone | timeline score: 13 | |
| Jul 27, 2016 at 12:22 | history | asked | Philippe Gaucher | CC BY-SA 3.0 |