Manuscripts

Frobenius categories for Lie superalgebras, Notes, 2010
pdf

Logarithms of integers are irrational, Notes, 2008
pdf

Anticommutative algebras in which every subalgebra is an ideal, Notes, 2007
pdf

On the nilpotency of ideals in a solvable Lie algebra, Notes, 2003

The Jacobson radical of a Lie algebra, preliminary version of a survey paper, 2003

The Frattini subalgebra of a Lie algebra, preliminary version of a survey paper, 2002

Higher derivatives of implicit functions (in German), Notes, 2000
pdf

On groups and associated Lie algebras, preliminary version of a survey paper, 1999

Representations of restricted Lie algebras with a triangular decomposition, Notes, 1999

Complexity and support varieties for restricted Lie algebras, unpublished survey paper, 1996

(joint with Markus Reineke)
Standard derived equivalences, Notes of Talks at the Summerschool on Representation
Theory in Pappenheim, Germany, in: Sonderforschungsbereich 343 "Discrete Structures in
Mathematics", Bielefeld University, Supplementary Series, no. 95  007, 1995

Tilting modules for quantum groups, extended English version of the manuscript below, 1995 pdf

Tilting modules for quantum groups (in German), Notes of two Talks at the Workshop
on Quantum Groups in Hesselberg, Germany, in: Sonderforschungsbereich 343 "Discrete Structures
in Mathematics", Bielefeld University, Supplementary Series, no. 94  001, 1994

Some conjectures in the block theory of solvable restricted Lie algebras, unpublished survey paper, 1993 pdf

Injective modules and the prime spectrum of universal enveloping algebras, preliminary version of a paper, 1990

The representation type of restricted simple Lie algebras, unpublished paper, 1990

Cohomology of Lie algebras (in German), Notes for an Algebra Seminar at Hamburg University, 1988

A brief introduction to plane algebraic curves (in German), Notes for Mechanical Engineers, 1986