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The complete set of analytic solutions of the geodesic equation in a Schwarzschild--(anti) de Sitter space--time is presented. The solutions are derived from the Jacobi inversion problem restricted to the theta--divisor. In its final form…

General Relativity and Quantum Cosmology · Physics 2015-06-01 Eva Hackmann , Claus Lämmerzahl

The complete analytical solutions of the geodesic equations in Kerr-de Sitter and Kerr-anti-de Sitter space-times are presented. They are expressed in terms of Weierstrass elliptic p, zeta, and sigma functions as well as hyperelliptic…

General Relativity and Quantum Cosmology · Physics 2011-11-10 Eva Hackmann , Valeria Kagramanova , Jutta Kunz , Claus Lämmerzahl

We review the analytical solution methods for the geodesic equations in Kerr-Newman-Taub-NUT-de Sitter spacetimes and its subclasses in terms of elliptic and hyperelliptic functions. A short guide to corresponding literature for general…

General Relativity and Quantum Cosmology · Physics 2015-06-05 Eva Hackmann , Claus Lämmerzahl

The complete set of analytic solutions of the geodesic equation in a Schwarzschild--(anti-)de Sitter space--time is presented. The solutions are derived from the Jacobi inversion problem restricted to the set of zeros of the theta function,…

General Relativity and Quantum Cosmology · Physics 2015-06-01 Eva Hackmann , Claus Lämmerzahl

The complete analytical solutions of the geodesic equation of massive test particles in higher dimensional Schwarzschild, Schwarzschild-(anti)de Sitter, Reissner-Nordstroem and Reissner-Nordstroem-(anti)de Sitter space--times are presented.…

General Relativity and Quantum Cosmology · Physics 2009-04-23 Eva Hackmann , Valeria Kagramanova , Jutta Kunz , Claus Laemmerzahl

A procedure to find static axially symmetric solutions to the Einstein field equations is presented. We obtained two general solutions and five particular solutions, which depend on the existence conditions for circular and $z$ direction…

General Relativity and Quantum Cosmology · Physics 2026-02-24 R. Chan , M. F. A. da Silva , N. O. Santos

In this paper we add a compact dimension to Schwarzschild-(anti-) de sitter and Kerr-(anti-) de sitter spacetimes, which describes (rotating) black string-(anti-) de sitter spacetime. We study the geodesic motion of test particles and light…

General Relativity and Quantum Cosmology · Physics 2017-10-16 Sobhan Kazempour , Reza Saffari , Saheb Soroushfar

The observation of the motion of particles and light near a gravitating object is until now the only way to explore and to measure the gravitational field. In the case of exact black hole solutions of the Einstein equations the…

General Relativity and Quantum Cosmology · Physics 2015-06-11 Eva Hackmann , Claus Lämmerzahl

We study the quantum theory of the Einstein-Maxwell action with a cosmological term in the spherically symmetric space-time, and explored quantum black hole solutions in Reissner-Nordstrom-de Sitter geometry. We succeeded to obtain analytic…

General Relativity and Quantum Cosmology · Physics 2010-11-19 Masakatsu Kenmoku , Hiroto Kubotani , Eiichi Takasugi , Yuki Yamazaki

Set of analytic solutions of the geodesic equation in a spherical conformal spacetime is presented. Solutions of this geodesics can be expressed in terms of the Weierstrass {\wp} function and the Kleinian {\sigma} function. Using conserved…

General Relativity and Quantum Cosmology · Physics 2020-04-07 Bahareh Hoseini , Reza Saffari , Saheb Soroushfar

We present the complete set of analytical solutions of the geodesic equation in the five-dimensional Myers-Perry space-time with equal rotation parameter in terms of the Weierstra{\ss}' elliptic and Weierstra{\ss}' zeta and sigma functions.…

General Relativity and Quantum Cosmology · Physics 2015-06-11 Valeria Kagramanova , Stephan Reimers

Dirac's constraint analysis and the symplectic structure of geodesic equations are obtained for the general cylindrically symmetric stationary spacetime. For this metric, using the obtained first order Lagrangian, the geodesic equations of…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Ugur Camci

We apply thermodynamics method to generate exact solution with maximum symmetric surface for Einstein equation without solving it. The exact solutions are identified with which people have solved before. The horizons structure of solutions…

General Relativity and Quantum Cosmology · Physics 2017-01-12 Jinbo Yang , Hongwei Tan , Tangmei He , Jingyi Zhang

We consider the motion of test particles and light rays in a static cylindrically symmetric conformal spacetime given by Said et al [1]. We derive the equations of motion and present their analytical solutions in terms of the Weierstrass…

General Relativity and Quantum Cosmology · Physics 2016-08-16 Bahareh Hoseini , Reza Saffari , Saheb Soroushfar , Jutta Kunz , Saskia Grunau

For an investigation of the physical properties of gravitational fields the observation of massive test particles and light is very useful. The characteristic features of a given space-time may be decoded by studying the complete set of all…

General Relativity and Quantum Cosmology · Physics 2015-06-03 Eva Hackmann

We present the complete set of analytical solutions of the geodesic equation in Taub-NUT space-times in terms of the Weierstrass elliptic function. We systematically study the underlying polynomials and characterize the motion of test…

General Relativity and Quantum Cosmology · Physics 2011-02-28 Valeria Kagramanova , Jutta Kunz , Eva Hackmann , Claus Laemmerzahl

We consider the motion of test particles in the spacetime of a black hole in f(R) gravity. The complete set of analytic solutions of the geodesic equation in the spacetime of this black hole are presented. The geodesic equations are solved…

General Relativity and Quantum Cosmology · Physics 2015-08-19 Saheb Soroushfar , Reza Saffari , Jutta Kunz , Claus Lämmerzahl

We present a menagerie of solutions to the vacuum Einstein equations in six, eight and ten dimensions. These solutions describe spacetimes which are either locally asymptotically adS or locally asymptotically flat, and which have…

High Energy Physics - Theory · Physics 2009-10-31 Adel Awad , Andrew Chamblin

In this paper, we propose a survey of the basic geometric properties of Carters Kerr-de Sitter solution to Einsteins equation with positive cosmological constant. In particular, we give simple characterisations of the Kerr-de Sitter analogs…

General Relativity and Quantum Cosmology · Physics 2022-06-17 Jack Borthwick

We revisit the Taub-NUT solution of the Einstein equations without time periodicity condition, showing that the Misner string is still fully transparent for geodesics. In this case, analytic continuation can be carried out through both…

High Energy Physics - Theory · Physics 2015-11-20 Gérard Clément , Dmitri Gal'tsov , Mourad Guenouche
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