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Read e-book online Generalized Perturbations in Modified Gravity and Dark PDF

By Jonathan Pearson

ISBN-10: 3319012096

ISBN-13: 9783319012094

ISBN-10: 3319347489

ISBN-13: 9783319347486

while predictions of Einstein's concept of basic Relativity are in comparison opposed to observations of our Universe, an immense inconsistency is located. the most well-liked repair for this inconsistency is to "invent" round ninety four% of the content material of the universe: darkish subject and darkish power. The darkish power is a few unique substance accountable for the obvious saw acceleration of the Universe. one other repair is to switch the idea of gravity: it truly is solely believable that Einstein's idea of basic Relativity breaks down on cosmological scales, simply as Newton's thought of gravity breaks down within the severe gravitational box of the solar. there are various replacement theories of gravity, each one with the purpose of describing observations of our Universe the place normal Relativity fails. if it is darkish power or a few changed conception of gravity, it really is transparent that there's a few "dark region" within the Universe. during this thesis the writer constructs a unifying framework for figuring out the observational impression of basic sessions of darkish region theories, by way of formulating equations of kingdom for the darkish quarter perturbations.

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Generalized Perturbations in Modified Gravity and Dark Energy (Springer Theses) by Jonathan Pearson

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