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- Cosmological_perturbation_theory abstract "In physical cosmology, cosmological perturbation theory is the theory by which the evolution of structure is understood in the big bang model. It uses general relativity to compute the gravitational forces causing small perturbations to grow and eventually seed the formation of stars, quasars, galaxies and clusters. It only applies to situations in which the universe is predominantly homogeneous, such as during cosmic inflation and large parts of the big bang. The universe is believed to still be homogeneous enough that the theory is a good approximation on the largest scales, but on smaller scales more involved techniques, such as N-body simulations, must be used.Because of the gauge invariance of general relativity, the correct formulation of cosmological perturbation theory is subtle. There are currently two distinct approaches to perturbation theory in classical general relativity: gauge-invariant perturbation theory based on foliating a space-time with hyper-surfaces, and 1+3 covariant gauge-invariant perturbation theory based on threading a space-time with frames.".
- Cosmological_perturbation_theory wikiPageID "3998149".
- Cosmological_perturbation_theory wikiPageLength "7577".
- Cosmological_perturbation_theory wikiPageOutDegree "28".
- Cosmological_perturbation_theory wikiPageRevisionID "679774808".
- Cosmological_perturbation_theory wikiPageWikiLink Big_Bang.
- Cosmological_perturbation_theory wikiPageWikiLink Big_bang.
- Cosmological_perturbation_theory wikiPageWikiLink Category:General_relativity.
- Cosmological_perturbation_theory wikiPageWikiLink Category:Physical_cosmology.
- Cosmological_perturbation_theory wikiPageWikiLink Cluster_of_galaxies.
- Cosmological_perturbation_theory wikiPageWikiLink Comoving_distance.
- Cosmological_perturbation_theory wikiPageWikiLink Comoving_observer.
- Cosmological_perturbation_theory wikiPageWikiLink Cosmic_inflation.
- Cosmological_perturbation_theory wikiPageWikiLink Cosmic_microwave_background.
- Cosmological_perturbation_theory wikiPageWikiLink Cosmic_microwave_background_radiation.
- Cosmological_perturbation_theory wikiPageWikiLink Frame_bundle.
- Cosmological_perturbation_theory wikiPageWikiLink Frame_fields_in_general_relativity.
- Cosmological_perturbation_theory wikiPageWikiLink Galaxy_cluster.
- Cosmological_perturbation_theory wikiPageWikiLink Galaxy_formation.
- Cosmological_perturbation_theory wikiPageWikiLink Galaxy_formation_and_evolution.
- Cosmological_perturbation_theory wikiPageWikiLink Gauge_fixing.
- Cosmological_perturbation_theory wikiPageWikiLink Gauge_freedom.
- Cosmological_perturbation_theory wikiPageWikiLink Gauge_invariance.
- Cosmological_perturbation_theory wikiPageWikiLink Gauge_theory.
- Cosmological_perturbation_theory wikiPageWikiLink General_relativity.
- Cosmological_perturbation_theory wikiPageWikiLink Inflation_(cosmology).
- Cosmological_perturbation_theory wikiPageWikiLink Kinetic_theory.
- Cosmological_perturbation_theory wikiPageWikiLink N-body_simulation.
- Cosmological_perturbation_theory wikiPageWikiLink Newtonian_gauge.
- Cosmological_perturbation_theory wikiPageWikiLink Newtonianism.
- Cosmological_perturbation_theory wikiPageWikiLink Physical_cosmology.
- Cosmological_perturbation_theory wikiPageWikiLink Quasar.
- Cosmological_perturbation_theory wikiPageWikiLink Relativistic_cosmology.
- Cosmological_perturbation_theory wikiPageWikiLink Relativistic_kinetic_theory.
- Cosmological_perturbation_theory wikiPageWikiLink Star_formation.
- Cosmological_perturbation_theory wikiPageWikiLink Tangent_bundle.
- Cosmological_perturbation_theory wikiPageWikiLink Tetrad_(general_relativity).
- Cosmological_perturbation_theory wikiPageWikiLinkText "Cosmological perturbation theory".
- Cosmological_perturbation_theory wikiPageWikiLinkText "cosmological perturbation theory".
- Cosmological_perturbation_theory hasPhotoCollection Cosmological_perturbation_theory.
- Cosmological_perturbation_theory wikiPageUsesTemplate Template:Cite_conference.
- Cosmological_perturbation_theory wikiPageUsesTemplate Template:Portal_bar.
- Cosmological_perturbation_theory wikiPageUsesTemplate Template:Reflist.
- Cosmological_perturbation_theory wikiPageUsesTemplate Template:See_also.
- Cosmological_perturbation_theory subject Category:General_relativity.
- Cosmological_perturbation_theory subject Category:Physical_cosmology.
- Cosmological_perturbation_theory hypernym Theory.
- Cosmological_perturbation_theory type Book.
- Cosmological_perturbation_theory type Physic.
- Cosmological_perturbation_theory type Sub-discipline.
- Cosmological_perturbation_theory type Thing.
- Cosmological_perturbation_theory comment "In physical cosmology, cosmological perturbation theory is the theory by which the evolution of structure is understood in the big bang model. It uses general relativity to compute the gravitational forces causing small perturbations to grow and eventually seed the formation of stars, quasars, galaxies and clusters. It only applies to situations in which the universe is predominantly homogeneous, such as during cosmic inflation and large parts of the big bang.".
- Cosmological_perturbation_theory label "Cosmological perturbation theory".
- Cosmological_perturbation_theory seeAlso Structure_formation.
- Cosmological_perturbation_theory sameAs m.0bbrfr.
- Cosmological_perturbation_theory sameAs Q17005905.
- Cosmological_perturbation_theory sameAs Q17005905.
- Cosmological_perturbation_theory wasDerivedFrom Cosmological_perturbation_theory?oldid=679774808.
- Cosmological_perturbation_theory isPrimaryTopicOf Cosmological_perturbation_theory.