Volume 18, Issue 4 Lili Huang On critical condition for a weighted integral system with negative exponents 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 Lili Huang Find more articles with the same keywords singular integral equation critical condition negative exponent Find more articles with the same subject classes 45E10 45G15 45M05 45M20