Volume 23, Issue 1 Chao Wang Zhongzi Wang On the areas of midpoint polygons 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 Chao Wang Zhongzi Wang Find more articles with the same keywords area midpoint polygon affine invariant Find more articles with the same subject classes 51M25 52A38 52A40