A square living in a two-dimensional world is shown higher dimensions, in a satire of Victorian social hierarchy and a witty primer on geometry.
Books that mention Flatland (3)
Infinite Jest by David Foster Wallace: “A good quarter of the bus was yellow-highlighting copies of E. A. Abbott's inescapable-at-E.T.A. book Flatland for either Flottman or Chawaf or Thorp.”
On Literature by Umberto Eco: “quoted at length as an example”
Glyph by Ali Smith: “an 1884 book by someone called Edwin Abbott Abbott about a land called Flatland where the people are all two dimensional”