We study convergence almost everywhere of multiple trigonometric Fourier series over cubes defined on the 𝑑-dimensional torus 𝕋𝑑. We provide a new approach which allows us to prove the novel ...
Transactions of the American Mathematical Society, Vol. 163 (Jan., 1972), pp. 401-436 (36 pages) In this paper our primary interest is in developing further insight into convergence properties of ...