Timeline for Non-isomorphic groups such that there are epis from one to another
Current License: CC BY-SA 3.0
4 events
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Oct 9, 2014 at 15:11 | comment | added | Vladimir Dotsenko | @FrancescoPolizzi: sure, that's another good example. I just like the fact that this pair of questions allows for almost identical examples. | |
Oct 9, 2014 at 15:01 | comment | added | Francesco Polizzi | For the question with "injective" instead of "surjective", it sufficies to remember that the free group with $2$ generators contains the free group with $3$ generators as a subgroup. | |
Oct 9, 2014 at 14:41 | history | edited | Vladimir Dotsenko | CC BY-SA 3.0 |
added 186 characters in body
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Oct 9, 2014 at 14:14 | history | answered | Vladimir Dotsenko | CC BY-SA 3.0 |