Homothetic vector field in plane symmetric Bianchi type-I cosmological model in Lyra geometry

DOI10.1142/S0217732314501168zbMath1294.83070WikidataQ126017515 ScholiaQ126017515MaRDI QIDQ2877474

Abdulaziz S. M. Alofi, Ragab M. Gad

Publication date: 22 August 2014

Published in: Modern Physics Letters A (Search for Journal in Brave)

zbMATH Keywords

Lyra geometrymatter collineationshomothetic vector fieldbaratropic equation of stateplane symmetric Bianchi type-I

Mathematics Subject Classification ID

Relativistic cosmology (83F05) Macroscopic interaction of the gravitational field with matter (hydrodynamics, etc.) (83C55) Relativistic gravitational theories other than Einstein's, including asymmetric field theories (83D05) Yang-Mills and other gauge theories in mechanics of particles and systems (70S15) Differential geometric methods (tensors, connections, symplectic, Poisson, contact, Riemannian, nonholonomic, etc.) for problems in mechanics (70G45)

Related Items (4)

Homothetic motion in a Bianchi type-I model in Lyra geometry ⋮ Bianchi type-I bulk viscous cosmology with Chaplygin gas in Lyra geometry ⋮ No periodic orbits in the Bianchi models B ⋮ No periodic orbits for the type A Bianchi's systems

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