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The diagrams on the page resemble [http://en.wikipedia.org/wiki/Feynman_diagrams Feynman Diagrams] and are undoubtedly related to whatever research they are doing. If it is supposed to involve time travel then they could be a Feynman-like diagram used to describe the [http://en.wikipedia.org/wiki/Closed_timelike_curve closed timelike loops] in their research.