Results 21 to 30 of about 8,969,614 (208)

Exact Solutions of Einstein's Field Equations [PDF]

open access: yes, 2004
We examine various well known exact solutions available in the literature to investigate the recent criterion obtained in Negi and Durgapal [Gravitation and Cosmology7, 37 (2001)] which should be fulfilled by any static and spherically symmetric solution
P. S. Negi
semanticscholar   +1 more source

Exact solutions of the stochastic new coupled Konno-Oono equation

open access: yes, 2021
In this paper we consider the stochastic Konno-Oono equation, which is forced by multiplicative noise. In order to find exact solutions of stochastic nonlinear Konno-Oono equations, generalized G ′ G -expansion method are implemented.
W. W. Mohammed   +3 more
semanticscholar   +1 more source

Further results about the non-traveling wave exact solutions of nonlinear Burgers equation with variable coefficients

open access: yesResults in Physics, 2023
Nonlinear Burgers equation with variable coefficients (BEVC) which involves mathematical physics in plasma and fluid dynamics and so on. Investigating the exact solutions of BEVC to show the different dynamics of wave phenomena becomes a hot topic both ...
Jianming Qi, Qinghao Zhu
doaj   +1 more source

Riemann Problems and Exact Solutions for the p-System

open access: yesMathematics, 2022
In this paper, within the framework of the Method of Differential Constraints, the celebrated p-system is studied. All the possible constraints compatible with the original governing system are classified.
Natale Manganaro, Alessandra Rizzo
doaj   +1 more source

Exact Solutions of the (2+1)-Dimensional Stochastic Chiral Nonlinear Schrödinger Equation

open access: yesSymmetry, 2020
In this article, we take into account the (2+1)-dimensional stochastic Chiral nonlinear Schrödinger equation (2D-SCNLSE) in the Itô sense by multiplicative noise.
S. Albosaily   +3 more
semanticscholar   +1 more source

A third-order nonlinear Schrödinger equation: the exact solutions, group-invariant solutions and conservation laws

open access: yesJournal of Taibah University for Science, 2020
In this study, we consider the third order nonlinear Schrödinger equation (TONSE) that models the wave pulse transmission in a time period less than one-trillionth of a second.
Y. S. Özkan   +2 more
semanticscholar   +1 more source

Exact anyon black hole solutions

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
We present the exact anyon solutions and study their energy conditions. It is shown that the exact anyon VdW solutions with $$b>0$$ b>0 are physically un-acceptable.
Wei Xu
doaj   +1 more source

Exact solutions to supergravity [PDF]

open access: yesNuclear Physics B, 1997
18 pages, latex, uses a4.sty, no ...
openaire   +3 more sources

Sine-Gordon expansion method for exact solutions to conformable time fractional equations in RLW-class

open access: yes, 2020
The Sine-Gordon expansion method is implemented to construct exact solutions some conformable time fractional equations in Regularized Long Wave (RLW)-class.
Alper Korkmaz   +4 more
semanticscholar   +1 more source

Some exact Bradlow vortex solutions

open access: yesJournal of High Energy Physics, 2017
We consider the Bradlow equation for vortices which was recently found by Manton and find a two-parameter class of analytic solutions in closed form on nontrivial geometries with non-constant curvature.
Sven Bjarke Gudnason, Muneto Nitta
doaj   +1 more source

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