At the University of Vaasa in Finland, mathematician Yosra Barkaoui has successfully generalized a fundamental theorem that had remained confined to “bounded” systems for more than 40 years.

Harmonic analysis is a broad field central to understanding the representation of functions through basic waves and their associated transformations, with profound connections to Fourier analysis, ...

Filomat, Vol. 30, No. 7, The 22nd International Conference on Finite and Infinite Dimensional Complex Analysis and Applications (2016), pp. 1853-1868 (16 pages) N. L. Braha, H. M. Srivastava and S. A.