flowchart18 Published 26 November 2023 at 2100 × 900 in Which integral are you? ← Previous Article banner for issue 18 flowchart, “Which integral are you?” Jigsaw Jigsaw is a talented chess player and fervent climber. All articles by Jigsaw More from ChalkdustDear Dirichlet, Issue 22Rhythm, rivers and rises pollute the prof's postbag this issueNEW! Pop-math book clubDo you have lots of unread pop math books on your shelves? Join our new monthly online book club!Things 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 makes