Timeline for What is the best way explain to undergraduates that all 1-dimensional manifolds are orientable?
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| Feb 8, 2011 at 4:06 | comment | added | Spiro Karigiannis | An interesting idea, for sure, since it does come down to properties of the interval $[0,1]$ in the end. However, talking about the oriented double cover is too much for my particular course. | |
| Feb 7, 2011 at 16:08 | history | answered | Andrei Moroianu | CC BY-SA 2.5 |