Gleason-Kahane-Zelazko theorems in function spaces

Mashreghi, J; Ransford, T

Mashreghi, J (reprint author), Univ Laval, Dept Math & Stat, Quebec City, PQ G1V 0A6, Canada.

ACTA SCIENTIARUM MATHEMATICARUM, 2018; 84 (1-2): 227

Abstract

The Gleason-Kahane-Zelazko theorem states that a linear functional on a Banach algebra that is non-zero on invertible elements is necessarily a scalar......

Full Text Link