{"version":"1.0","type":"link","title":"Squaregraph - Newikis","description":"In graph theory, a branch of mathematics, a squaregraph is a type of undirected graph that can be drawn in the plane in such a way that every bounded face is a quadrilateral and every vertex with three or fewer neighbors is incident to an unbounded face.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/f/f8/Squaregraph.svg/1280px-Squaregraph.svg.png","thumbnail_width":1280,"thumbnail_height":1301}