Journal of Mathematical Inequalities · Volume 3, Issue 4 Almost everywhere convergence of a subsequence of the Nörlund logarithmic means of Walsh-Kaczmarz-Fourier series 03-49 Pages 499-510 DOI 10.7153/jmi-03-49 Downloads Short PDF Full PDF PNG Authors Károly Nagy Keywords Walsh group Walsh-Kaczmarz system double Walsh-Kaczmarz-Fourier series logarithmic means a.e. convergence Subject classes 42C10