Roger Penrose Collected Works Vol 2 Author:Roger Penrose Professor Sir Roger Penrose's work, spanning 50 years of science and including his previously unpublished theses, have been collected and arranged chronologically over six volumes, each with an introduction from the author. Continuing the explorations into the structure of space-time from the previous volume, Volume 2 follows Sir Roger's develop... more »ment of revolutionary ideas on the nature of time and space with Stephen Hawking, as well as the invention of spin networks and the discovery of Penrose tilings in The role of aesthetics in pure and applied mathematical research.« less