KnowraPenrose diagramLinked fromLinked fromThe 5 pages that link to Penrose diagram, each with the reason it gives.All 5Broader topic 1Related 2Compared with 2Event horizonRelated: It depicts the horizon as the boundary between events that can and cannot reach infinity.Feynman diagramCompared with: Its name and graphical form can be confused with Feynman diagrams, but it depicts spacetime geometry.Roger PenroseBroader topic: Penrose developed these diagrams to display causal structure, horizons, and singularities compactly.Spacetime diagramCompared with: Unlike ordinary diagrams, it emphasizes global causal structure and infinity.White holeRelated: It makes the white hole’s past boundary and allowed signal paths visible.