

On the Fejér & Dirichlet Kernels
Abstract
In Fourier expansions are important the Dirichlet and Fejérs kernels, here we exhibit their properties, relationships, and connections with the Chebyshev and Lanczos polynomials.
In Fourier expansions are important the Dirichlet and Fejérs kernels, here we exhibit their properties, relationships, and connections with the Chebyshev and Lanczos polynomials.