You may not have heard of The Melancholy of Haruhi Suzumiya , but, among anime fans at least, it’ s a pretty big deal. Originally a series of light novels , it follows the adventures of typical high schooler Kyon and the time-travel alien ESP club he is forced to help create by his beautiful if eccentric friend, the titular Haruhi. Since its original run in 2003, it has spawned 10  additional volumes, a film adaptation, several video games, and even its own religion, Haruhiism . It was first adapted into an anime back in 2006. There were only 14 episodes, but there was a twist: they were aired in nonlinear order. When the DVD was released, they had been reordered again. And, in a show featuring time travel, philosophical paradoxes, and paranormal phenomena, neither were necessarily the definitive order to watch the series. Which led to a problem: What … Continue reading An Anonymous Online Anime Fan Solved A Problem That’s Been Eluding Mathematicians For Decades