physical cosmology, cosmological perturbation theory is the theory by which the evolution of structure is understood in the Big Bang model. Cosmological perturbation...

In mathematics and applied mathematics, perturbation theory comprises methods for finding an approximate solution to a problem, by starting from the exact...

Physical cosmology is a branch of cosmology concerned with the study of cosmological models. A cosmological model, or simply cosmology, provides a description...

is a physical theory that describes how the universe expanded from an initial state of high density and temperature. Various cosmological models based...

in the universe in cosmological perturbation theory. The vector perturbations vanish in cosmic inflation and the tensor perturbations are gravitational...

In cosmological perturbation theory, the scalar–vector–tensor decomposition is a decomposition of the most general linearized perturbations of the...

Dmitriy Tseliakhovich, he pointed to an unprecedented effect in cosmological perturbation theory for the calculation of the formation of the first structures...

evolution of the universe could be understood through linear cosmological perturbation theory: that is, all structures could be understood as small deviations...

research on the two-body problem in general relativity and on cosmological perturbation theory. Deruelle began her studies at the École normale supérieure...

consistent quantum cosmological perturbation theory. Since 2006, Mukhanov is the Scientific Director of the Journal of Cosmology and Astroparticle Physics...

More unsolved problems in physics An inhomogeneous cosmology is a physical cosmological theory (an astronomical model of the physical universe's origin...

and studied at the University of Zürich. She completed her PhD on perturbation theory with Norbert Straumann at the University of Zürich in 1988. She was...

In physical cosmology, cosmic inflation, cosmological inflation, or just inflation, is a theory of exponential expansion of space in the very early universe...

University Press 1990). C.-P. Ma and E. Bertschinger (1995). "Cosmological perturbation theory in the synchronous and conformal Newtonian gauges". Astrophys...

relativistic astrophysics. He has made substantial contributions to cosmological perturbation theory and structure formation in the universe. Bertschinger, Edmund;...

In cosmology, the cosmological constant (usually denoted by the Greek capital letter lambda: Λ), alternatively called Einstein's cosmological constant...

(1956–) formulated the theory of string gas cosmology, with colleague Cumrun Vafa, and developed cosmological perturbation theory Bernard J. Carr (1949–)...

Fluctuations in the energy spectrum of the microwave background Cosmological perturbation theory – theory by which the evolution of structure is understood in the...

to the cosmological constant are among the current unsolved mysteries regarding gravity, all of which signal the collapse of the general theory of relativity...

to study the universe. He studied theoretical cosmology, in particular cosmological perturbation theory, at graduate school at the University of Florida...

each with a different value of the cosmological constant, and observations indicate a small value of the cosmological constant only because humans happen...

theory — Perturbation theory — Potential theory — Probability theory — Ramsey theory — Rational choice theory — Representation theory — Ring theory —...

readily described by the expanding cosmological solutions found by Friedmann in 1922, which do not require a cosmological constant. Lemaître used these solutions...

study is brane cosmology. This approach can be dated back to a paper by Gabriele Veneziano that shows how an inflationary cosmological model can be obtained...

universe, cosmological perturbation theory, and cosmic 21-cm fluctuations. In 2010, he co-authored a paper proposing the theory of hylogenesis, a theory of the...

Dodelson, Scott (2003). Modern Cosmology. Academic Press. ISBN 978-0-12-219141-1. Liddle, Andrew; David Lyth (2000). Cosmological Inflation and Large-Scale...

cold dark matter modes to be small. Physics portal Big Bang Cosmological perturbation theory Cosmic microwave background spectral distortions Press–Schechter...

locations of these peaks depend on cosmological parameters. Matching theory to data, therefore, constrains cosmological parameters. The CMB anisotropy was...

galaxies, as a result of applying the cosmological principle to general relativity. Karl Popper criticized the cosmological principle on the grounds that it...

relativity is the correct theory of gravity on cosmological scales. It emerged in the late 1990s as a concordance cosmology, after a period when disparate...