Volume 13, Issue 1 Choonkil Park The stability of an additive (ρ1, ρ2)-functional inequality in Banach spaces 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 Choonkil Park Find more articles with the same keywords Hyers-Ulam stability additive (ρ1, ρ2)-functional inequality fixed point method direct method Banach space Find more articles with the same subject classes 39B62 47H10 39B52