On Eigenvalues of Free Group Endomorphisms
Abstract
Let φ be an endomorphism of a finitely generated free group F, and let H be a finite-index subgroup of F that is invariant under φ. The nonzero eigenvalues of φ are contained in the eigenvalues of φ restricted to H.
0
Turn this paper into a lesson
ArcXiv compiles a structured reading guide from this paper's metadata: plain-English importance, contributions, prerequisite concepts, which sections to read first, flashcards, and a quiz. Grounded in the abstract, never invented.