summary:We extend the results of paper of F. Móricz (2010), where necessary conditions were given for the $L^1$-convergence of double Fourier series. We also give necessary and sufficient conditions for the $L^1$-convergence under appropriate assumptions
AbstractWe extend the class of double null sequences of complex numbers that are of bounded variatio...
Abstract. In this paper we study the absolute convergence of the double series of Fourier-Haar coeci...
AbstractFor the convergence of double series and iterated series, a sufficient condition is obtained...
summary:We extend the results of paper of F. Móricz (2010), where necessary conditions were given fo...
summary:We extend the results of paper of F. Móricz (2010), where necessary conditions were given fo...
AbstractWe extend the results of A.S. Belov from single to double Fourier series, which give necessa...
On the uniform convergence and $L$-convergence of double Fourier series with respect to the Walsh-Ka...
Abstract. It is proved that the complex double Fourier series of an integrable func-tion f (x, y) wi...
AbstractWe prove the convergence in L1-norm of the double Fourier series of an integrable function ƒ...
The purpose of this thesis is to formulate and proof some theorems about convergences of Fourier ser...
The purpose of this thesis is to formulate and proof some theorems about convergences of Fourier ser...
summary:It is a classical problem in Fourier analysis to give conditions for a single sine or cosine...
summary:It is a classical problem in Fourier analysis to give conditions for a single sine or cosine...
summary:It is a classical problem in Fourier analysis to give conditions for a single sine or cosine...
AbstractA theorem on the Nörlund summability of double Fourier series has been established; it gener...
AbstractWe extend the class of double null sequences of complex numbers that are of bounded variatio...
Abstract. In this paper we study the absolute convergence of the double series of Fourier-Haar coeci...
AbstractFor the convergence of double series and iterated series, a sufficient condition is obtained...
summary:We extend the results of paper of F. Móricz (2010), where necessary conditions were given fo...
summary:We extend the results of paper of F. Móricz (2010), where necessary conditions were given fo...
AbstractWe extend the results of A.S. Belov from single to double Fourier series, which give necessa...
On the uniform convergence and $L$-convergence of double Fourier series with respect to the Walsh-Ka...
Abstract. It is proved that the complex double Fourier series of an integrable func-tion f (x, y) wi...
AbstractWe prove the convergence in L1-norm of the double Fourier series of an integrable function ƒ...
The purpose of this thesis is to formulate and proof some theorems about convergences of Fourier ser...
The purpose of this thesis is to formulate and proof some theorems about convergences of Fourier ser...
summary:It is a classical problem in Fourier analysis to give conditions for a single sine or cosine...
summary:It is a classical problem in Fourier analysis to give conditions for a single sine or cosine...
summary:It is a classical problem in Fourier analysis to give conditions for a single sine or cosine...
AbstractA theorem on the Nörlund summability of double Fourier series has been established; it gener...
AbstractWe extend the class of double null sequences of complex numbers that are of bounded variatio...
Abstract. In this paper we study the absolute convergence of the double series of Fourier-Haar coeci...
AbstractFor the convergence of double series and iterated series, a sufficient condition is obtained...
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