trench settlement
In 1971 two academies tried to secede by cutting the Band down the middle. The mathematicians of the Grove worked out, too late, what would happen if they finished: a band with one half twist cut along its centre does not fall into two, it becomes one band twice as long, with two whole twists, and with two sides. A back. A verso. The Index stopped the works eleven kilometres in. The trench is still there, twelve metres deep and twenty wide, the rusted excavators standing at its end, and the unci...
Located in The Möbius Academy.