Timeline for How can I visualize the nontrivial element of $\pi_4(S^3)$ and $\pi_5(S^3)$ ?
Current License: CC BY-SA 2.5
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| Sep 12, 2010 at 13:48 | history | edited | Per Vognsen | CC BY-SA 2.5 |
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| Sep 11, 2010 at 18:19 | comment | added | Dmitri Panov | Is there some simple argument that shows that this map is not null-homothopic? | |
| Sep 11, 2010 at 6:02 | history | edited | Per Vognsen | CC BY-SA 2.5 |
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| Sep 11, 2010 at 5:56 | history | edited | Per Vognsen | CC BY-SA 2.5 |
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| Sep 11, 2010 at 5:49 | history | edited | Per Vognsen | CC BY-SA 2.5 |
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| Sep 11, 2010 at 5:43 | history | answered | Per Vognsen | CC BY-SA 2.5 |