characteristic number Integral operator with kernel having jumps on broken lines Authors: Khromov A. P., Koroleva O. A. In this paper we study equiconvergence expansions in trigonometric Fourier series, and in eigenfunctions and associated functions of an integral operator whose kernel suffers jumps at the sides of the square inscribed in the unit square. Read more about Integral operator with kernel having jumps on broken lines
