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• 30 If $f(x) \in \mathbb{Q}[x]$ is irreducible, then is $f(x^2)$irreducible?
• 20 Group cohomology and condensed matter
• 20 Why is a unique Sylow p-subgroup normal?
• 15 Is it possible to find an uncountable number of disjoint open intervals in $R$?
• 15 Let $a,b,c$ be the roots of $x^3 - x - 1= 0$ find $a^5 + b^5 + c^5$
• 15 Proof of "$L$ / Rad$L$ is semisimple for arbitrary Lie algebra L".
• 13 Are complex numbers two dimensional or one dimensional?
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