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180 (0,115s) •

Project

Dirac operators with torsion and special geometric structures (GP14-24642P)

structures on pseudo-Riemannian manifolds and special metrics that they may carry, in particular, Einstein metrics. The structures we have in mind are manifolds with special work, I have classified Einstein me...

BA - Obecná matematika

  • 2014 - 2015
    • •
  • 1 658 tis. Kč
    • •
  • 1 658 tis. Kč
    • •
  • GA ČR
Project

Special metrics in supergravity and new G-structures (GJ19-14466Y)

based on special metrics (e.g. Einstein metrics) and G-structures. Our goal. Some emphasis will be given on the construction of Einstein metrics on principal and quaternionic geometries and we will establ...

Pure mathematics

  • 2019 - 2022
    • •
  • 7 867 tis. Kč
    • •
  • 7 867 tis. Kč
    • •
  • GA ČR
Project

Testing strong gravity via black holes (GA19-03950S)

is the spacetime around astrophysical black holes. In Einstein's theory, the metric around, there are a number of theories beyond Einstein's gravity that have the same behavior in the weak fraction representation for axial...

Astronomy (including astrophysics,space science)

  • 2019 - 2022
    • •
  • 9 826 tis. Kč
    • •
  • 8 455 tis. Kč
    • •
  • GA ČR
Project

Singular spaces from special holonomy and foliations (GA18-00496S)

)-holonomy metrics and study of their deformations, constructions of invariant Kaehler-Einstein and Einstein-Sasakian metrics on cohomogeneity one manifolds. We also plan......

Pure mathematics

  • 2018 - 2021
    • •
  • 6 898 tis. Kč
    • •
  • 6 160 tis. Kč
    • •
  • GA ČR
Project

Impulsive Gravitational Waves Mathematical Analysis and Physical Properties (8J18AT012)

and continuous form of the metric of non-expanding impulses with cosmological constant, find a continuous metric for two non-expanding impulses, describe the refraction of geodesics solutions and their impulsive limits in theories ...

Particles and field physics

  • 2018 - 2019
    • •
  • 94 tis. Kč
    • •
  • 82 tis. Kč
    • •
  • MŠMT
Project

Exact solutions of Einstein´s Equations (GP202/03/P017)

I would like to analyze some properties of Exact solutions of Einstein's equations, in particular the following problems: 1) In our previous work knownasymptotically flat exact solutions of Einstein's equations corresponding to movi...

BE - Teoretická fyzika

  • 2003 - 2005
    • •
  • 495 tis. Kč
    • •
  • 495 tis. Kč
    • •
  • GA ČR
Project

Exact Spacetimes in Einstein’s Theory, Quadratic Gravity, and Other Generalizations (GA20-05421S)

The aim of the proposed research is to deepen and further develop understanding of relativistic theory of gravitation, focusing mainly on extensions of Einstein’s General, these generalizations of Einstein’s theory are renormalizabl...

Particles and field physics

  • 2020 - 2023
    • •
  • 4 559 tis. Kč
    • •
  • 4 559 tis. Kč
    • •
  • GA ČR
Project

Solutions of the Einstein equations in higher dimensions (KJB100190702)

One of the most important methods used for finding exact solutions of the Einstein equations in four dimensions (4D) is the Petrov classification. Recent rapid to study certain classes of spacetimes (the Kundt class, Kerr-Schild metrics<...

BE - Teoretická fyzika

  • 2007 - 2009
    • •
  • 790 tis. Kč
    • •
  • 790 tis. Kč
    • •
  • AV ČR
Project

Geometric structures, differential operators and symmetries (GA19-06357S)

coming from the Poincaré-Einstein metric etc. We aim to combine a geometric and Lie metric, conformal and projective structures, higher symmetries of the Laplacian......

Pure mathematics

  • 2019 - 2022
    • •
  • 6 028 tis. Kč
    • •
  • 5 761 tis. Kč
    • •
  • GA ČR
Project

Symmetries of asymptotically flat spacetimes and radiation (GA202/00/P031)

Possible way how to treat nonlinear Einstein or Einstein-Maxwell equations is to search for solutions with symmetries and analyzing them to gain an intuition for more complicated realistic situations. We will examine possible asympt...

BE - Teoretická fyzika

  • 2000 - 2002
    • •
  • 408 tis. Kč
    • •
  • 408 tis. Kč
    • •
  • GA ČR
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