Volume 20, Issue 1 Ferenc Móricz Zoltán Németh Pointwise convergence and Cesàro summability of double orthogonal series Downloads Abstract PDF Full article PDF DOI { copied = true; setTimeout(() => copied = false, 2000) })" :aria-label="copied ? 'DOI copied' : 'Copy DOI'" :title="copied ? 'Copied' : 'Copy DOI'" > Find all available articles from these authors Ferenc Móricz Zoltán Németh Find more articles with the same keywords double orthogonal series pointwise convergence Cesàro summability Find more articles with the same subject classes 42B08 42C10