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Stable exponential cosmological solutions with two factor spaces in the Einstein-Gauss-Bonnet model with a -term
V. D. Ivashchuk, A. A. Kobtsev
We study -dimensional Einstein-Gauss-Bonnet gravitational model including the Gauss-Bonnet term and the cosmological term . We find a class of solutions with exponential time…
On generalized Melvin solutions for Lie algebras of rank 3
S. V. Bolokhov, V. D. Ivashchuk
Generalized Melvin solutions for rank- Lie algebras , and are considered. Any solution contains metric, three Abelian 2-forms and three scalar fields. It is gov…
Stable exponential cosmological solutions with zero variation of and three different Hubble-like parameters in the Einstein-Gauss-Bonnet model with a -term
K. K. Ernazarov, V. D. Ivashchuk
We consider a -dimensional gravitational model with a Gauss-Bonnet term and the cosmological term . We restrict the metrics to diagonal cosmological ones and find for certain…
On flux integrals for generalized Melvin solution related to simple finite-dimensional Lie algebra
V. D. Ivashchuk
A generalized Melvin solution for an arbitrary simple finite-dimensional Lie algebra is considered. The solution contains a metric, Abelian 2-forms and scalar fiel…
On generalized Melvin solution for the Lie algebra
S. V. Bolokhov, V. D. Ivashchuk
A multidimensional generalization of Melvin's solution for an arbitrary simple Lie algebra is considered. The gravitational model in dimensions, , contains $…
Stable exponential cosmological solutions with zero variation of G in the Einstein-Gauss-Bonnet model with a Lambda-term
K. K. Ernazarov, V. D. Ivashchuk
A D-dimensional gravitational model with a Gauss-Bonnet term and the cosmological term Lambda is considered. By assuming diagonal cosmological metrics, we find, for certain fine-tu…