Results 11 to 20 of about 75,243 (289)

Mimetic dark matter, ghost instability and a mimetic tensor-vector-scalar gravity [PDF]

open access: yes, 2014
Recently modified gravitational theories which mimic the behaviour of dark matter, the so-called "Mimetic Dark Matter", have been proposed. We study the consistency of such theories with respect to the absence of ghost instability and propose a new ...
Chaichian, Masud   +3 more
core   +2 more sources

Mimetic gravity as DHOST theories [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2019
22 pages, 1 figure, references added and discussion on the instability modified.
Langlois, David   +3 more
openaire   +6 more sources

Dual models for p-form mimetic gravity and their connection to perfect fluids consisting of (p+1)-branes

open access: yesPhysics Letters B, 2023
We propose an approach that allows one to reformulate n-dimensional p-form mimetic gravity (including usual mimetic gravity as particular case p=0) as nonlinear (n−p−1)-form electrodynamics via electric-magnetic duality.
R.V. Ilin, S.A. Paston
doaj   +1 more source

Cylindrical solutions in Mimetic gravity [PDF]

open access: yes, 2016
This paper is devoted to investigate cylindrical solutions in mimetic gravity. The explicit forms of the metric of this theory, namely mimetic-Kasner (say) have been obtained.
Momeni, Davood   +3 more
core   +2 more sources

Mimesis as philosophy of religion

open access: yesPensamiento. Revista de Investigación e Información Filosófica, 2014
This article shows the evolution of mimetic theory as philosophy of religion, the great contribution of René Girard. It involves an analysis «in actu nascente» about fundamental thesis of girardian system, giving the biographical and academic foundations.
Desiderio Parrilla Martínez
doaj   +1 more source

Ghost-free F(R) gravity with Lagrange multiplier constraint

open access: yesPhysics Letters B, 2017
We propose two new versions of ghost-free generalized F(R) gravity with Lagrange multiplier constraint. The first version of such theory for a particular degenerate choice of the Lagrange multiplier, corresponds to mimetic F(R) gravity.
S. Nojiri, S.D. Odintsov, V.K. Oikonomou
doaj   +1 more source

René Girard’s Mimetic Theory and Its Value in Understanding Sura Maryam: A Mimetic Analysis of Mythical, Biblical, and Apocryphal Transformations

open access: yesReligions, 2023
This article examines the transformation of mythical, biblical and apocryphal narratives in the Surah Maryam (Surah 19) from the perspective of René Girard’s mimetic theory.
Hüseyin Çiçek
doaj   +1 more source

A practical theology of liberation: Mimetic theory, liberation theology and practical theology

open access: yesHTS Teologiese Studies/Theological Studies, 2020
In this article, the authors bring two personal journeys together: one author’s liberationist journey, sparked by a search for justice and liberation in the slums of Guatemala City, and the other’s lifelong commitment to practical theology and spatial ...
Joel D. Aguilar Ramírez   +1 more
doaj   +1 more source

Consistent and mimetic discretizations in general relativity [PDF]

open access: yes, 2004
A discretization of a continuum theory with constraints or conserved quantities is called mimetic if it mirrors the conserved laws or constraints of the continuum theory at the discrete level.
Arnowitt R.   +3 more
core   +3 more sources

Institutional isomorphism, negativity bias and performance information use by politicians : a survey experiment [PDF]

open access: yes, 2020
A
George B.   +8 more
core   +2 more sources

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