Volume 4, Issue 3 Alan Horwitz An area inequality for ellipses inscribed in quadrilaterals 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 Alan Horwitz Find more articles with the same keywords area inequality elipse quadrilaterals Find more articles with the same subject classes 52A38