The Planiverse : Computer Contact With a Two-Dimensional World(1984)
A novel by A K Dewdney
A classic book about life in a two-dimensional universe, written by a well-known author. Now brought back into print in this revised and updated edition, the book is written within the great tradition of Abbott's Flatland, and Hinton's famous Sphereland. Accessible, imaginative, and clever, it will appeal to a wide array of readers, from serious mathematicians and computer scientists, to science fiction fans.
Used availability for A K Dewdney's The Planiverse : Computer Contact With a Two-Dimensional World