Homepage for Ingo Witt

Postal address:

Scientific interests

Ph.D. students:

• Nguyen Nhu Thang: Microlocal study of a class of degenerate pseudodifferential operators
• Wu Xiaowen: Conormal solutions to hyperbolic conservation laws
• Nguyen Thi Thu Huong: Existence and regularity of solutions to quasilinear elliptic equations near conic points
• Zheng Jiguang: Some problems of algebraic analysis

Diploma students:

• Martin Lippl: Formation of singularities for Morse metrics (finished September 2009)
• Florian Krügel: Streutheorie der nichtlinearen Klein-Gordon-Gleichung in einer Raumdimension (finished July 2009, now Research Training Group 1269: Global Structures in Geometry and Analysis, at the University of Cologne)

Current research projects:

• PDEs of mixed elliptic-hyperbolic type
• Hyperbolic differential operators on edge manifolds (monograph in preparation)
• Conormal distributions in nonlinear analysis (joint with Nicoleta Rablou)
• Semilinear elliptic differential equations on singular spaces

Colloquia and seminars meeting every (or every second) week:

• Mathematische Gesellschaft
• Born-Hilbert Oberseminar
• Runge-Herglotz Seminar on Applied Analysis
• Graduate seminar "Analysis of Partial Differential Equations"

Other links:

• Courant Research Center Göttingen (CRCG): Higher-order structures in mathematics

Recent and upcoming events:

• Workshop and School on "Partial Differential Equations and Analysis on Singular Spaces," University of Bonn, February 11-15, 2008 (Organizers: Grieser, Lesch, Martin, Schulze, Witt)
  • Lecture notes of my minicourse on "The Cauchy problem for hyperbolic differential operators on edge manifolds"
• Workshop "Geometric Applications of Microlocal Analysis," C.I.R.M., June 9-13, 2008
• International Conference on "Partial Differential Equations and Spectral Theory," Goslar, August 31-September 6, 2008 (Organizers: Demuth, Schulze, Witt)
• Program "Analysis on Singular Spaces," MSRI Berkeley, August 18-December 19, 2008
• Workshop "Elliptic and hyperbolic equations on singular spaces," October 27-31, 2008
• Conference on "Symmetries in Algebra and Number Theory," University of Göttingen, October 27-30, 2008
• Conference on the "Legacy of Hermann Weyl," University of Göttingen, November 3-4, 2008
• International Workshop on "PDEs and Function Spaces," Imperial College London, UK, December 3-5,2008
• Workshop "Elliptic and parabolic equations on manifolds," Potsdam, January 5-8, 2009
• Meeting on PDEs in honor of  Professor Iwasaki's 60th birthday, Himeji, February 19-21, 2009
• Conference on "Partial Differential Equations and Applications in Geometry and Physics," University of Konstanz, March 2-6, 2009 (within the German-Chinese research cooperation in the area of PDEs)
  • On Thursday, there will be a special afternoon on the occasion of Professor B.-W. Schulze's 65th birthday
• International Conference on "Lie Groups, Representations and Conformal Geometry." On the Occasion of the 60th Birthday of Bent Ørsted, Göttingen, April 6-10, 2009 (Organizers: Kobayashi, Pevzner, Ramacher, Witt)
• 7th ISAAC Congress at Imperial College London, July 13-18, 2009
• Special Session on Microlocal Analysis and Spectral Theory on Singular Spaces, AMS Sectional Meeting, Pennsylvania State University, October 24-25, 2009
• Workshop on "Operators on Singular Spaces and Asymptotics," University of Potsdam, March 8-12, 2010 (Organizers: Bauer, Grieser, Krainer, Schulze, Witt)
• Sino-German Workshop on Partial Differential Equations and Applications, Chern Institute, Nankai University, Tianjin, April 5-9, 2010 (Organizers: Chen H., Jiang S., Long Y., Reissig, Schulze, Witt)
• 8th AIMS Conference on Dynamical Systems, Differential Equations and Applications, Dresden University of Technology, Dresden, Germany, May 25 - 28, 2010
• Workshop on "Fourier Analysis and Partial Differential Equations", Göttingen, June 14-17, 2010 (Organizers: Ruzhansky, Sugimoto, Witt)

Teaching/Lehre 

• Skript zur Vorlesung "Differential- und Integralrechnung I", WiSe 2007/08
• Skript zur Vorlesung "Differential- und Integralrechnung II", SoSe 2008
• Skript zur Vorlesung "Differential- und Integralrechnung III", WiSe 2008/09