papers
Publications (6)
math.DG2012
Index theorems on manifolds with straight ends
Werner Ballmann, Jochen Brüning, Gilles Carron
math.DG2002
Eigenvalues and Holonomy
Werner Ballmann, Jochen Brüning, Gilles Carron
math.DG2014
Small eigenvalues of surfaces
Werner Ballmann, Henrik Matthiesen, Sugata Mondal
math.DG2011
Boundary Value Problems for Elliptic Differential Operators of First Order
Christian Baer, Werner Ballmann
math.DG2015
Small eigenvalues of surfaces of finite type
Sugata Mondal, Werner Ballmann, Henrik Matthiesen
math.AP2007
Regularity and index theory for Dirac-Schrödinger systems with Lipschitz coefficients
Werner Ballmann, Jochen Brüning, Gilles Carron