geodesic conformally flat rotating fluid

Robinson-Trautman

cosmological constant

anti-Newtonian universes do not exist

irrotational dust

initial value problem

Ricci-Bianchi equations covariantpropagation constraint

equations

initial hypersurfaces

gravito-electro-magnetism

tidal effects

consistency conditions dynamical variables

spatially homogeneous cosmologies

Szekeres

Petrov classification

RicciRiemann curvature silent

universes

flow lineslinearisation instability

normalized timelike four-velocity

expansion scalar

Bianchi identities

gravito-magnetic monopoles

Geroch-Held-Penrose formalism

Newman - Penrose equations

vanishing Cotton tensor

orthonormal tetrad approach

Karlhede formalism

Petrov type D pure radiation fields

null congruence

Raychaudhuri-equation

non-diverging vectorfield

Goldberg-Sachs theorem

principal null directions

diverging Einstein-Maxwell null fields

Rainich conditions

isometry group

Killing v

ecto

rs

pure radiation

non-twisting null geodesics

Bianchi type VI0 cosmological model

Arianrhod-McIntosh

normalgeodesic flow

gravitational waves

LRS

locally rotationally symmetric spacetimes

Gödel metric

stationary axisymmetric perfect fluid

Petro

v

Type I

pp- waves

Segré type

geodesic deviation equation

plane waves

PMpf’s

Levi-Civita connection

Ricci-rotation coefficients Jacobi identities

Cartan equations

shear-eigenframekinematically homogeneous perfect fluids

canonical quantization

AD

M fo

rmalism

Ashtekar variables

diffeomorphism invarianceHamiltonian constraint

expanding perfect fluid generalizations of the C-metric

Palatini variational principle

Brans-Dicke theory

differentially rotating charged dust

Conformally Ricci Flat Perfect Fluids

observational homogeneity of the universe

classification

E = M

c 2

spacetimes admitting Killing two-spinors

inhomogeneous stiff fluid cosmologies

embedding class- 2 vacua

Petrov type I silent universes with G3

isometry group

Plebanski formalism

twistor equationKilling-Yano tensors Hamilton-Jacobi separability

Penrose -Floyd tensor

OSH

Bianchi VIIIquadratic first integrals

Friedmann equation

connection one-forms

CKT

Weyl-spinor

why study exact solutions?

Hauser - Malhiot

polynomial

scalar invariants

Jebsen –

Birkhoff

conformastationary vacua

G3

on T2

type

D

Vanishing magnetic curvature

PEpf

the mag-vac conjecture

’

- - Robinson - Walker universe

ketje & grote meneer

Einstein spaces

LRS II

Einstein - Hilbert action

ADM

Fröbenius theorem

Lorentzian Gromov-Hausdorff theory

a new topolgy on the space of Lorentzian metrics

optical scalars

Vaidya metric

spin foam

’

special conformal Killing tensors

bivecto

rs

light cone

spatialinfinity

Tolman dust

asymptotic flatness

EPS

Penrose

Weyl tensor

Cauchy

horizonB K

L

MOTS

non-abelian G2

cosmictopology

KSMH

singularities

diagram

Members:David Beke, Liselotte De Groote, Hamid Reza Karimian, Norbert Van den Bergh, Lode Wylleman

models