Results 161 to 170 of about 1,530,241 (273)

The information metric on the moduli space of instantons with global symmetries

open access: yesPhysics Letters B, 2016
In this note we revisit Hitchin's prescription [1] of the Fisher metric as a natural measure on the moduli space of instantons that encodes the space–time symmetries of a classical field theory. Motivated by the idea of the moduli space of supersymmetric
Emanuel Malek   +2 more
doaj   +1 more source

An introduction to quantum cosmology

open access: yes, 2000
60 pages, harvmac, 11 figures, epsf. These summer school lecture notes have been available for 5 years; but are being placed on the archive to make them more easily accessible. Published in "Cosmology: the Physics of the Universe", eds B. Robson, N. Visvanathan and W.S.
openaire   +2 more sources

Consciousness in the Universe

open access: yesPensamiento. Revista de Investigación e Información Filosófica, 2013
So far we can identify at least three concepts within modern cosmology that bring into debate the question of consciousness in the universe: 1) Fine Tuning; 2) The Anthropic Principle and 3) The Multiverse.
Khalil Chamcham
doaj  

Inflationary solutions in quantum cosmology [PDF]

open access: green, 1988
Giampiero Esposito, G. Platania
openalex   +1 more source

General covariant transition amplitudes in quantum cosmology

open access: yes, 2011
The path-integral approach to cosmology consists in the computation of transition amplitudes between states of the quantum geometry of the universe.
Vidotto, Francesca
core   +1 more source

Quantum BPS cosmology

open access: yesClassical and Quantum Gravity
Abstract There has been much discussion about the initial conditions of the early Universe in the context of quantum theory. In this paper, we construct the wave function and probability distribution by adopting the quantum version of the BPS equation instead of the usual Wheeler–DeWitt equation in a minisuperspace quantum cosmology with
Nahomi Kan   +3 more
openaire   +2 more sources

Spatially flat quantum cosmology [PDF]

open access: green, 1991
Jorma Louko, P.J. Ruback
openalex   +1 more source

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