Operators and Matrices · Volume 13, Issue 1 Orthonormal sequences and time frequency localization related to the Riemann-Liouville operator 13-03 Pages 35-59 DOI 10.7153/oam-2019-13-03 Downloads Short PDF Full PDF PNG Authors Amri Besma Hammami Aymen Keywords orthonormal basis Hilbert Schmidt operator frequency localization Riemann-Liouville operator Fourier transform Subject classes 42A38 44A35