cropped-twitter-logo.jpg Published 26 February 2018 at 512 × 512 in cropped-twitter-logo.jpg ← Previous Next → http://chalkdustmagazine.com/wp-content/uploads/2018/02/cropped-twitter-logo.jpg Jigsaw Jigsaw is a talented chess player and fervent climber. All articles by Jigsaw More from ChalkdustThings to makePlatonic shapes from tube maps, flexagons, and more mathematical craftWhat’s hot and what’s notOptimal Pac-ManGhostbusting with graph theoryReinventing 2DWhat a difference a matrix makesYour social networksHow similar are you to your friends?Art meets maths