| Mathematical General Relativity
Special interests:
Behaviour of gravitational fields in the large, asymptotics and singularity structure of solutions.
Structure and conformal properties of the Einstein equations.
Existence theorems for Einsteins field equations.
Choice of recent publications:
H. Friedrich: Gravitational fields near space-like and null infinity.
J. Geom. Phys. 24 (1998) 83 - 163.
H. Friedrich: Evolution equations for gravitating ideal fluid bodies in general relativity.
Phys. Rev. D 57 (1998) 2317 - 2322.
H. Friedrich, G. Nagy: The initial boundary value problem for Einsteins vacuum field equations.
Commun. Math. Phys. 201 (1999) 619 - 655.
H. Friedrich, J. Kannar: Bondi systems near space-like infinity and the calculation of the NP-constants.
J. Math. Phys. 41 (2000) 2195 - 2232.
H. Friedrich, A. Rendall: The Cauchy problem for the Einstein equations.
In: B. Schmidt (ed.): Einsteins field equations and their physical implications.
Berlin, Springer, 2000.
S. Dain, H. Friedrich: Asymptotically flat initial data with prescribed regularity at infinity.
Commun. Math. Phys. (2001) To appear.
Survey articles:
H. Friedrich: Einsteins equation and conformal structure.
In S. A. Huggett et al. (eds.): The Geometric Universe. Science, Geometry, and the Work of Roger Penrose.
Oxford University Press.
H. Friedrich: Einsteins equations and geometric asymptotics.
In: N. Dadhich, J. Narlikar (eds.): Gravitation and Relativity at the Turn of the Millenium.
Inter-University Centre for Astronomy and Astrophysics, Pune, India, 1998.
gr-qc 9804009.
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