Abelian varieties isogenous to a power of an elliptic curve

Bruce W. Jordan, Allan G. Keeton, Bjorn Poonen +3

Let $E$ be an elliptic curve over a field $k$. Let $R:=\text{End}E$. There is a functor $\mathcal{H}{om}_R(-,E)$ from the category of finitely presented torsion-free…