Volume 23, Issue 4 Yayun Li Euler-Lagrange equations associated with extremal functions of several nonlocal inequalities 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 Yayun Li Find more articles with the same keywords Hardy-Littlewood-Sobolev inequality Gagliardo-Nirenberg inequality Coulomb-Sobolev inequality Euler-Lagrange equation Find more articles with the same subject classes 26D10 26A33 35A23