A Panoply of Polygons

by Roger Nelsen, professor emeritus of mathematics and Claudi Alsina

Roger Nelsen, professor emeritus of mathematics, coauthors a text that presents and organizes hundreds of beautiful, surprising, and intriguing results about polygons with more than four sides. It can be used as a supplement to a high school or college geometry course and is accessible to anyone with an interest in plane geometry. American Mathematical Society, 2023. 267 pages.