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Hurkyl earned this badge 4 times |
mar 17 at 13:44
A sentence false in a field of characteristic $0$ but true in all fields of positive characteristic?
feb 15 at 0:53
Are these exactly the abelian groups?
jun 19 '12 at 3:08
How to show that $\mathrm{SL}(2,\mathbb Z) = \langle A, B\rangle$?
jun 12 '12 at 0:12
Why is $\log_{-2}{4}$ complex?
