For us computer scientists and game developers, Procedural Content Generation is directly connected with computers and algorithms. It seems such a modern thing!

In reality, the exploration of the “combinatorial nature of art and human thoughts” is a much older concept. Probably, the most interesting and early writing on “PCG” is the doctoral dissertation of Gottfried Leibniz, De Arte Combinatoria (On the Combinatorial Art) (1666) in which he exposed the main idea that “all truth are nothing but combinations of a relatively small number of simple concepts.”