Origin (?) of the universe
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In this part of the series we look at the simplest cosmological models based on the simplifying assumptions of the Weyl postulate and the cosmological principle. These models were discovered independently by Friedmann, Lemaitre and Robertson in the 1920s. They led to the striking conclusion that the universe started in an enormous explosion often called the Big Bang.
KeywordsHubble Constant Cosmological Term Cosmological Principle Real Universe Relativistic Cosmology
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