Home Page of Roland Steinbauer




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Scientific Talks



2017-06-21: Wozu brauche ich das als Lehramtsstudierende/r?
Bedarfsorientierte Gestaltung von Fachvorlesungen für Lehramtsstudierende.
19th International Congress of the Austrian Mathematical Society Salzburg, Austria.

2017-09-13: The Hawking-Penrose singularity theorem for $C^{1,1}$ Lorentzian metrics.
19th International Congress of the Austrian Mathematical Society Salzburg, Austria.

2017-06-21: On geodesics in low regularity. Non-regular spacetime geometry. An International Meeting Florence, Italy.

2016-10-25: The Penrose and Hawking singularity theorems revisited. Insitute for Theoretical Physics, University Prague, Czech Republic.

2016-09-28: News from low regularity GR. 66. Jahrestagung der Österreichischen Physikalischen Gesellschaft, Vienna.

2016-09-21: The Singularity Theorems in Low Regularity. 8th International Meeting on Lorentzian Geometry, Malaga, Spain.

2016-06-15: The Singularity Theorems of General Relativity in Low Regularity. Mathematisches Kolloquium, University of Vienna.

2015-10-13: Gravitation und Raumzeitkrümmung. Popular talk at the Austrian Academy of Science.

2014-11-22: News from low regularity GR. Gravity Seminar, Insitute for Theoretical Physics, University of Vienna.

2014-09-09: Lorentzian Geometry and Low Regularity. GF2014, Southampton, U.K.

2014-07-05: A Regularisation Approach to Causality Theory for Non-smooth Lorentzian metrics. DANS14, Novi Sad, Serbia.

2013-09-26: The exponential map of a $C^{1,1}$-metric. 18th OEMG/DMV Congress, Innsbruck, Austria.

2013-09-25: Zur Analysis-Ausbildung im Lehramtsstudium an der Universität Wien. 18th OEMG/DMV Congress, Innsbruck, Austria.

2012-05-25: The wave equation on space-time and low regularity. Gravity Lunch Seminar, Insitute for Theoretical Physics, University of Vienna.

2011-11-05: Einführung in das mathematische Arbeiten - der Passage Point an der Universität Wien. (gemeinsam mit Evelyn Suess-Stepancik)
Khdm-Arbeitstagung "Mathematische Vor- und Brückenkurse: Konzepte und Perspektiven" Universität Kassel, Germany.

2011-05-31: The wave equation on space-times of low regularity. Insitute for Theoretical Physics, University Prague, Czech Republic.

2011-05-29: Linear and nonlinear distributional Lorentzian geometry. Insitute for Theoretical Physics, University Prague, Czech Republic.

2011-04-18: Wave equations on singular space-times: results and perspectives.
GF2011---International Conference on Generalized Functions, Linear and Non-Linear Problems, Université des Antilles et de la Guyane, Martinique, France / F.W.I.

2010-08-30--2010-09-08: Normally Hyperbolic Operators (lecture notes, slides).
Mini-course at the Summer School: Generalised Functions in PDE, Geometry, Stochastics, and Microlocal Analysis, Novi Sad, Serbia.

2010-06-03: Some contributions of Stevan Pilipovic to the structural theory of Colombeau algebras.
GFSE10 Generalized Functions---Special Edition, Novi Sad, Serbia.

2009-09-22: On Lorentzian metrics of low differentiability.
17th International Congress of the Austrian Mathematical Society, Technical University Graz, Austria.

2009-09-20: Überlegungen zum Einstieg ins Mathematikstudium: Einführung in das mathematische Arbeiten.
17th International Congress of the Austrian Mathematical Society, Technical University Graz, Austria.

2009-09-04: On the Geroch-Traschen class of metrics.
International Conference on Generalized Functions 2009, University of Vienna, Austria.

2008-12-03: Semi-Riemannian metrics of low differentiability.
International Workshop PDEs and Function Spaces, Imperial College, London, UK.

2008-09-02: A Note on Distributional Semi-Riemmanian Geometry.
12th Serbian Mathematical Congress, Novi Sad, Serbia.

2008-02-19: The wave equation on singular space-times (invited).
International Symposium Function Spaces and Partial Differential Equations, Osaka, Japan.

2007-09-03: Towards Tensor-valued Colombeau Functions.
Generalized Functions 2007, Stefan Banach Center, Bedlewo, Poland.

2006-03-09,11: Some topics in kinetic equations I,II (invited).
Workshop "Pseudodifferential operators and microlocal analysis", Department of Mathematics and Informatics, Novi Sad, Serbia and Montenegro. .

2006-01-06: Weak solutions concetps for some kinetic equations (invited).
The 1st International Workshop on Mathematical Sciences: Mathematical Analysis and its Applications, Sogang University, Seoul, Korea.

2004-09-23: Generalized Solutions for a Model in Kinetic Theory.
International Conference on Generalized Functions 2004, Topics in PDE, Harmonic Analysis and Mathematical Physics, Novi Sad, Serbia and Motenegro.

2003-09-25: The relativistic Vlasov-Klein-Gordon system I: Local Classical Solutions.
8th. Meeting of the Austrian Mathematical Society, Bolzano, Italy.

2003-09-24: Generalized Flows and Singular ODEs on Differentiable Manifolds.
8th. Meeting of the Austrian Mathematical Society, Bolzano, Italy.

2003-05-15: A Nonlinear Distributional Geometry.
Habilitation Colloquium, University of Vienna.

2003-02-06--15: Winterschool "Nonlinear Partial Differential Equations with Singularities"
Main Lecturer, Novi Sad, Yugoslavia.

2001-09-18: Nonlinear distributional geometry, Part 1.
15th. Congress of the Austrian Mathematical Society.

2001-09-12: Generalized semi-Riemannian Geometry.
Department of Mathematics, University of Southampton, U.K.

2001-09-06: Generalized pseudo-Riemannian geometry for general relativity.
Journees Relativistes 2001, Dublin, Ireland.

2001-07-16: Geodesics in expanding impulsive gravitational waves.
GR16, (16th Conference on General Relativity and Gravitation), Durban, South Africa.

2001-07-03: Spherical impulsive gravitational waves.
Department of Mathematics, University of Southampton, U.K.

2000-06-14: The geometry of nonlinear generalized functions.
Department of Mathematics, University of Innsbruck.

2000-04-19: Applications of generalized functions in general relativity.
International Conference on Generalized Functions 2000, Universite des Antilles et de la Guyane, Guadeloupe, France.

2000-04-19: Diffeomorphism invariant Colombeau algebras, Part 1: Local theory.
International Conference on Generalized Functions 2000, Universite des Antilles et de la Guyane, Guadeloupe, France.

1999-11-24: Colombeau algebras in general relativity: Impulsive waves and other topics.
Institute for Theoretical Physics, Charles University Prague.

1999-11-23: Colombeau Algebras and Multiplication of Distributions.
Institute for Theoretical Physics, Charles University Prague.

1999-11-03: Algebren verallgemeinerter Funktionen auf Mannigfaltigkeiten.
Mathematisches Kolloquium, University of Vienna (joint with M. Grosser).

1999-09-09: On the impulsive limit of gravitational waves.
Spanish Relativity Meeting 1999, University of the Basque Country, Bilbao, Spain.

1999-06-14: Impulsive Robinson-Trautman Lösungen.
Department of Mathematics, University of Innsbruck.

1999-02-03: "Discontinuous Diffeomorphisms".
Department of Mathematics, University of Innsbruck.

1998-11-14,19,26: Nichtlineare Wellengleichungen.
Institute for Theoretical Physics, University of Vienna.

1998-10-22: Geodäten und Rosen-Form für impulsive Gravitationswellen.
Gravity Seminar, Institute for Theoretical Physics, University of Vienna.

1998-08-31: On the Geometry of Impulsive Gravitational Waves.
2nd Samos Meeting on Cosmology, Geometry and Relativity "Mathematical & Quantum Aspects of Relativity and Cosmology", Pythagoreon, Greece.

1998-07-14: "Discontinuous Diffeomorphisms".
Workshop "Nonlinear Theory of Generalized Functions", Department of Mathematics, Univeristy of Novi Sad, Yugoslavia.

1998-07-13: Nonlinear Generalized Functions and General Relativity.
Workshop "Nonlinear Theory of Generalized Functions", Department of Mathematics, Univeristy of Novi Sad, Yugoslavia.

1998-06-18: Distributional Description of Impulsive Gravitational Waves (invited).
VIII Romanian Conference on General Relativity and Gravitation, Bistrita, Romania.

1998-0-19: Gravitatonswellendetektoren für kosmologische Quellen.
Gravity Seminar, Institute for Theoretical Physics, University of Vienna, (joint with S. Husa).

1998-01-12: GR15-Konferenzbericht mit Überraschung.
Gravity Seminar, Institute for Theoretical Physics, University of Vienna, (joint with S. Husa).

1997-12-19: Geodesics and Geodesic Deviation for Impulsive Gravitational Waves.
GR15 (15th International Conference on General Relativity and Gravitation), IUCAA, Pune, Indien.

1997-10-14: Geodesics for Impulsive Gravitational Waves.
Workshop "Nonlinear Theory of Generalized Functions", Erwin Schrödinger Institute, Vienna.

1997-07-31: ELFI, A Gravitational Wave Detector for Cosmology.
Gravity Seminar, Institute for Theoretical Physics, University of Vienna.

1997-04-17,24: Distributionelle Krümmung von Strings.
Gravity Seminar, Institute for Theoretical Physics, University of Vienna.

1997-1-11, 18: Refined Algebraic Quantization.
Gravity Seminar, Institute for Theoretical Physics, University of Vienna.

1996-10-20: Symplektischer Formalismus für die Geometrodynamik.
Gravity Seminar, Institute for Theoretical Physics, University of Vienna (joint with S. Husa and B. Pocza).

1995-11-12: Colombeau Theorie und ultrarelativistischer Limes.
Thesis Presentation, Institute for Theoretical Physics, University of Vienna.