Christian Bär
Christian Bär is a German mathematician, whose research concerns differential geometry and mathematical physics.
Bär enrolled on Ph.D. studies at the University of Bonn as a student of Hans Werner Ballmann, and obtained his Ph.D in 1990.
He was elected president of the German Mathematical Society, having assumed the post in 2011.- C. Bär, "Real Killing spinors and holonomy", Communications in Mathematical Physics June 1993, Volume 154, Issue 3, pp. 509–521.
- C. Bär, "Extrinsic bounds for eigenvalues of the Dirac operator", Annals of Global Analysis and Geometry, December 1998, Volume 16, Issue 6, pp. 573–596.