Bjarne Toft

Hex: The Full Story is for anyone - hobbyist, professional, student, teacher - who enjoys board games, game theory, discrete math, computing, or history. Hex was discovered twice, in 1942 by Piet Hein and again in 1949 by John F. Nash. How did this happen? Who created the puzzle for Hein's Danish newspaper column? How are Martin Gardner, David Gale,...