Prof. Helmut Friedrich

Senior Scientist
Geometry and Gravitation
Location Potsdam

Main Focus

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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