The moment problem on tne finite interval. Convergence anд summabilty of Fourier series by Cesaro methods, Universal trigonometric series
Main publications:
L.N. Galoyan, M.G. Grigoryan, A.Kh. Kobelyan, “Convergence of Fourier series in classical systems”, Sbornik: Mathematics, 206:7 (2015), 941.979
M.G. Grigoryan, L.N.Galoyan, “On the uniform convergence of negative order Cesaro means of Fourier series”, Journal of Mathematical Analysis and Applications, 434:1 (2016), 554-567
M.G. Grigoryan, L.N. Galoyan, “On the universal functions”, Journal of Approximation theory, 225 (2018), 191-208
M.G. Grigoryan, L.N. Galoyan, “On Fourier series that are universal modulo signs”, Studia Mathematica, 249:2 (2019), 215-231
“Application of negative order Cesàro summability methods to Fourier.Walsh series of functions from L∞[0,1]”, Colloquium Mathematicum (Instytut Matematyczny PAN), 2019, 1-18