This math puzzle will help you plan your next party

By Gary Chartrand, Professor Emeritus of Mathematics, Western Michigan University, Arthur Benjamin, Professor of Mathematics, Harvey Mudd College, and Ping Zhang, Professor of Mathematics, Western Michigan University. Mapping connections at your next shindig. unclibraries_commons/flickr Let’s say you’re planning your next party and agonizing over the guest list. To whom should you send invitations? What combination of…