Timeline for Tannaka Duality
Current License: CC BY-SA 3.0
4 events
| when toggle format | what | by | license | comment | |
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| Mar 9, 2013 at 17:36 | comment | added | Will Sawin | The set of isomorphism classes of functors with a choice of isomorphism to make the triangle with the fibers commutative is what you're looking for. In your case, the action on the fibers is by multiplication by $g$. | |
| Mar 9, 2013 at 15:15 | comment | added | stefan | The point is how you explain my example. If you think (1) is a one to one correspondence between the set of homomorphisms from $G_1$ to $G_2$ and the set of "isomorphism class" of functors then my example is a counterexample for you. | |
| Mar 9, 2013 at 7:38 | history | edited | Will Sawin | CC BY-SA 3.0 |
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| Mar 9, 2013 at 4:12 | history | answered | Will Sawin | CC BY-SA 3.0 |