Timeline for Advantages of diffeological spaces over general sheaves
Current License: CC BY-SA 2.5
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Aug 23, 2012 at 20:35 | comment | added | Mozibur Ullah | @arsmath:I'm arguing by analogy here, the roots of the quadratic x^2=0 are both zero, so one could safely say that they're identified here, so that you have one root of zero here, but in fact it is better to say that you have two roots that happen to be both zero. I don't know enough algebraic geometry to categorically state that your example is 'sick & wrong', but I suspect it might be this pathology may be intersting when interpreted correctly. | |
| Dec 7, 2010 at 22:38 | comment | added | David Roberts♦ | Sorry - that was me. I thought the answer was trite and simplistic, and would basically rule out all the interesting parts of algebraic geometry. Now you've edited it, I agree with the answer and cancel my own downvote. +1 | |
| Dec 7, 2010 at 21:26 | history | edited | arsmath | CC BY-SA 2.5 |
flesh out a little
|
| Dec 7, 2010 at 21:22 | comment | added | Andrew Stacey | I'm cancelling the downvote! The "sick and wrong" comment is spot on. | |
| Dec 7, 2010 at 21:18 | comment | added | arsmath | Really, a downvote? Why? Because I said "sick and wrong"? | |
| Dec 7, 2010 at 20:52 | history | answered | arsmath | CC BY-SA 2.5 |