Numerical equivalence, cohomological equivalence, and Lefschetz theory of abelian varieties on finite fields
Let \(A\) be an abelian variety over a finite field. The author determines the group of automorphisms generated, in the endomorphisms of the cohomology of \(A\), by the Lefschetz operators and the complex multiplications.
scientific article; zbMATH DE number 5543157
scientific article