Timeline for Stability of midpoints in CAT(0) spaces
Current License: CC BY-SA 2.5
5 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Aug 30, 2010 at 11:11 | comment | added | HenrikRüping | If one wants to get rid off the $\approx$ sign, one could also just take $A_1$ as above and $A_2:=cH((0,0),(2,-2),(2,2))$ | |
| Aug 30, 2010 at 10:35 | vote | accept | HenrikRüping | ||
| Aug 30, 2010 at 10:18 | history | edited | Sergei Ivanov | CC BY-SA 2.5 |
minor corrections
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| Aug 30, 2010 at 9:56 | comment | added | HenrikRüping | In my figure the marked points are the vertices of a trapezoid instead of a rectangle. But still its midpoint is the midpoint of $S_2$, I think. | |
| Aug 30, 2010 at 9:29 | history | answered | Sergei Ivanov | CC BY-SA 2.5 |