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• 23 Can we deduce the characteristic polynomial for this matrix?
• 12 Is the chain homotopy category, K(Ab), an Abelian category? By Ab, I mean the category of Abelian groups.
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• 7 A group $G$ with $n$ elements has the property $(L)$ if for any divisor $d$ of $n$ there is at least a subgroup $H$ of $G$ with $d$ elements
• 7 Can $\mathbb{Q}(u)$ be of degree 2 over $\mathbb{Q} (u^3)$?
• 6 In what ways was "Star Wars" influenced by "The Hidden Fortress"?
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