 "Flatland: A Romance of Many Dimensions" was originally an 1884  novella by the theologian and mathematician Edwin A. Abbott. It is  popular among mathematics and computer science students, and  considered useful reading for people studying topics such as the  concept of other dimensions. As a piece of literature, Flatland is  respected for its satire on the social hierarchy of Victorian  society. As of this writing there have been three films made based  on this novel, of which "Flatland: The Film" is the latest.