Timeline for Is it decidable whether or not a collection of integer matrices generates a free group?
Current License: CC BY-SA 3.0
5 events
| when toggle format | what | by | license | comment | |
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| Oct 24, 2011 at 2:45 | vote | accept | John Pardon | ||
| Sep 4, 2011 at 4:48 | comment | added | user6976 | @Yves: The size of the matrices is the degree of the $\lambda$. There is currently no hope to resolve the problem even if the degree is 3. | |
| Sep 3, 2011 at 21:43 | comment | added | YCor | It's not clear for me that's it's easier. It might happen that for each n there's an algorithm in GL(n,Z) to detect free groups (as in the initial question) but that this algorithm does not depend recursively on n. | |
| Sep 1, 2011 at 5:03 | history | edited | user6976 | CC BY-SA 3.0 |
added 820 characters in body
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| Sep 1, 2011 at 1:47 | history | answered | user6976 | CC BY-SA 3.0 |