Rubik's family cubes of all sizes Rubik's family cubes of all sizes The original Rubik's cube was a mechanical 3×3×3 cube puzzle invented in 1974 by the Hungarian sculptor and professor of architecture Ernő Rubik. Extensions of the Rubik's cube have been around for a long time and come in both hardware and software forms. The major extension have been the availability of cubes of larger size and the availability of the more complex cubes with marked centres. The properties of Rubik’s family cubes of any size together with some special attention to software cubes is the main focus of this article. Many properties are mathematical
Paris architecture of the Belle Époque well as professor of medieval architecture at the École des Beaux-Arts. In his project for the new church, he combined the gothic with the Art Nouveau. He commissioned some of the major artists of the Art Nouveau, including ceramics artist Alexandre Bigot, ironwork craftsman Émile Robert, and sculptor Pierre Roche. It was the first church in Paris to be built of reinforced concrete, and Some features, particularly the facades of the sides, were highly original. The result was a curious combination of the gothic and modernism. The leading figure of modernist architecture in the 1920s, Corbusier, was particularly outraged by