3 problems

Let $\phi:\mathbb{Z}_+\to\mathbb{Z}_+$ be defined from the indecomposable elements of $M_m$ by … Here $p$ denotes an odd prime and $k,l$ are positive integers subject to the condit…

Let $X$ be a smooth projective variety. An integral Hodge cycle is an integral cohomology class whose complexification lies in the Hodge subspace of the appropriate bidegree. Hodge…

Let $X$ be the complex Fermat variety, let $H_n(X)$ denote its middle homology group, let $\mathord{\mathcal J}$ be the indexing set of the relevant linear subspaces, and let…