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How do we find an example of nonabelian group for which all proper subgroups are normal?? It's one of the questions on my study-guide sheet. Thank you

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    @KReiser You are correct. I was thinking "non-cyclic" vs. "non-abelian". Thanks for pointing that out!2012-11-13
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    Do you know what the quaternion group is?2012-11-13
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    http://planetmath.org/HamiltonianGroup.html2012-11-13
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    Can we give an example other than the quaternions?2014-04-06

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