Apparently, this user prefers to keep an air of mystery about them.
7 If $E/F$ is algebraic and every $f\in F[X]$ has a root in $E$, why is $E$ algebraically closed? mar 21 '14
6 Is there a way to show $\langle x,y,z: xz=zx,yz=zy,xy=yxz,x^4=y^4=z^2=1\rangle$ has order $8$? nov 28 '13
5 How can one rigorously determine the cardinality of an infinite dimensional vector space? sep 11 '12