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
6 If $E/F$ is finite, $F$ has no odd extensions, and $E$ has no extensions of degree $2$, then $F$ is perfect and $E$ is algebraically closed? Mar 31
5 How can one rigorously determine the cardinality of an infinite dimensional vector space? Sep 11 '12