Early History of Magic Cubes (1100–1850) - Jacques Sesiano

An investigation into the predecessors of the magic cube. Magic cubes are generally considered to have been invented in the second half of the nineteenth century, when the conditions for a cube to be called magic were established: it must display the same sum in each horizontal, vertical, and front-to-back row, as well as in the four internal diagonals of the cube. However, during the preceding seven centuries, constructions of magic cubes had already begun, but obeying other definitions. The first... Zobrazit více