Penrose diagrams are more properly (but less frequently) called Penrose-Carter diagrams (or Carter-Penrose diagrams), acknowledging both Brandon Carter and Roger Penrose, who were the first researchers to employ them.
John Penrose | Roger Penrose | Venn diagram | Penrose | John Penrose (politician) | Harald Penrose | Beryl Penrose | Spencer Penrose | Phase diagram | Lionel Penrose | Function block diagram | Euler diagram | Coxeter–Dynkin diagram | Boies Penrose | Warnier/Orr diagram | Voronoi diagram | Tricia Penrose | Sir Robert Uniacke-Penrose-Fitzgerald, 1st Baronet | Satake diagram | Ribbon diagram of Sucrose Synthase-1 3S27 Structure, isolated from ''Arabidopsis thaliana | R. A. F. Penrose, Jr. | Penrose, New Zealand | Penrose, Colorado | Martin Penrose | Lexis diagram | ''K''5 is the Hasse diagram | Jonathan Penrose | John Penrose (clergyman) | Hertzsprung–Russell diagram | Grotrian diagram |