Volume 5, Issue 2 Bicheng Yang On a generalization of Hilbert's double series theorem 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 Bicheng Yang Find more articles with the same keywords Hilbert's inequality weight coefficient β function Cauchy's inequality Find more articles with the same subject classes 26D15