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GDMSeminar: Abstracts of the Talks (2021/1)

Donald Saari (UC Irvine)

From dynamics and celestial mechanics to dark matter

Tuesday, December 15, 2020, 16:00 GMT

Almost everyone has heard of dark matter, but what is it? Where did it come from? In this expository talk, which outlines some basic ideas of celestial mechanics, not only is the dark matter issue introduced, but it is shown how elementary dynamics raises doubts about its existence.