{"version":"1.0","type":"link","title":"Null graph - Newikis","description":"In the mathematical field of graph theory, the term \"null graph\" may refer either to the order-zero graph, or alternatively, to any edgeless graph (the latter is sometimes called an \"empty graph\").","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/a/ac/Nullgraph.png","thumbnail_width":764,"thumbnail_height":443}