WebSep 12, 2024 · To define time in the homogeneous anisotropic Bianchi-IX model of the universe, we propose a classical equation of motion of the proper time of the universe as an additional gauge condition. This equation is the law of conservation of energy. As a result, a new parameter, called a “mass” of the universe, appears. This parameter is added to … Webconservation meaning: 1. the protection of plants and animals, natural areas, and interesting and important structures…. Learn more.
Conservation of energy review (article) Khan Academy
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Energy efficiency and conservation - U.S. Energy …
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