2 papers
math.RT2025
Principal blocks, irreducible restriction, fields and degrees
Richard Lyons, J. Miquel Martínez, Gabriel Navarro +1
Several recent problems in the representation theory of finite groups require determining whether certain characters of almost simple groups belong to the principal block. Since th…
math.RT2025
A reduction theorem for the Feit conjecture
Robert Boltje, Alexander Kleshchev, Gabriel Navarro +1
We prove that if all the simple groups involved in a finite group satisfy the `inductive Feit condition', then Walter Feit's conjecture from 1980 holds for . In particular,…