Derighetti, Antoine2020-01-062020-01-062020-01-062019-07-2410.3390/math7080660https://infoscience.epfl.ch/handle/20.500.14299/164351This paper presents a self contained approach to the theory of convolution operators on locally compact groups (both commutative and non commutative) based on the use of the Figà–Talamanca Herz algebras. The case of finite groups is also considered.convolution operatorsFigà–Talamanca Herz algebrasFourier multipliersspectrumsupport of convolution operatorstext::journal::journal article::research article