e. Reply Pehr Bjornbom says:  August 0, 0000 at 0:00 PM  Your comment raises some questions. What is the relevance of the propagation of electromagnetic radiation in dispersive media in atmospheric physics, except possibly for the explanation of the rainbow? It is furthermore amazing to read that you have found religious matter in the books you have read. What textbooks did you read and what religious matter did you find? Will Janoschka says:  August 00, 0000 at 0:00 PM  Pehr Bjornbom says: August 0, 0000 at 0:00 PM  "Your comment raises some questions. What is the relevance of the propagation of electromagnetic radiation in dispersive media in atmospheric physics, except possibly for the explanation of the rainbow? It is furthermore amazing to read that you have found religious matter in the books you have read. What textbooks did you read and what religious matter did you find?