Spring term 2019: 
Introduction to operator algebras; Foundations of analysis

Winter term 2019: 
Combinatorics

Spring term 2018: 
Foundations of analysis; Ordinary differential equations

Spring term 2017: 
Lie groups;
Homology and cohomology

Winter term 2017/18: 
Linear algebra for engineers 
Spring term 2017: 
Abstract harmonic analysis

Winter term 2016/17: 
Linear algebra for engineers 
Summer term 2016: 
Abstract harmonic analysis

Winter term 2015/16: 
Von Neumann algebras and measured group theory

Summer term 2013: 
Exercise classes for Calculus II 
Winter term 2012/13: 
Exercise classes for mathematics in biomedical sciences 
Summer term 2012: 
Exercise classes for Calculus II 
Summer term 2012: 
Exercise classes for Analysis I 
Summer term 2011: 
Exercise classes for Analysis II for computer scientists 
Winter term 2010/11: 
Exercise classes for Analysis I for computer scientists 
Summer term 2010: 
Exercise classes for Analysis II for geographers 
Winter term 2009/10: 
Exercise classes for Analysis I for geographers 
Summer term 2009: 
Exercise classes for Functional analysis 
Winter term 2008/09: 
Exercise classes for Algebra 
September 2008: 
Exercise classes for a preparatory class for future students of mathematics 
Winter term 2007/08: 
Exercise classes for Stochastics 
Summer term 2007: 
Exercise classes for Analysis 2 