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math.GR2017
Upper and lower bounds on Chillag table sums
Xiaoyou Chen, Mark L. Lewis, Hung P. Tong-Viet
Chillag has showed that there is a single generalization showing that the sums of ordinary character tables, Brauer character, and projective indecomposable characters are positive…
math.GR2017
Groups satisfying the two-prime hypothesis with a composition factor isomorphic to for
Mark L. Lewis, Yanjun Liu, Hung P. Tong-Viet
Let be a finite group, and write for the degree set of the complex irreducible characters of . The group is said to satisfy the {\it two-prime hypothesis}…