-
Injective hulls of odd cycles (arXiv:1302.1329)
-
Young's lattice and dihedral symmetries revisited: Möbius strips and metric geometry (arXiv:1212.4463)
-
(with J. M. Burns) Power sums of Coxeter exponents
Adv. Math.
231 (2012), Issues 3-4, 1291-1307
(DOI: 10.1016/j.aim.2012.06.020)
-
Quantum affine Cartan matrices, Poincaré series of binary polyhedral groups, and reflection representations
Manuscr. Math.
122 (2007), No. 1, 1-21
(DOI: 10.1007/s00229-006-0055-1)
-
Abelian ideals in a Borel subalgebra of a complex simple Lie algebra
Invent. Math.
156 (2004), 175-221 (pdf. © Springer-Verlag.
The original publication is available at springerlink.com, DOI: 10.1007/s00222-003-0337-0)
- Young's lattice and dihedral symmetries
European J. Combin.
23 (2002), No. 2, 233-238
(DOI: 10.1006/eujc.2001.0541)
- Two analogues of a classical sequence
J. Integer Seq.
3 (2000), Article 00.1.8, 18 pp.
(Abstract, pdf).
-
(with M. Bordemann and J. Hoppe) Zero energy states for SU(N): A simple exercise in group theory?
hep-th/9909191, 9 pp.
(Abstract, pdf)
- Lie-Algebren und ihre Darstellungen
Vorlesungsnotizen Wintersemester 1998/1999. vi+110 pp.
(pdf)
- Coxeter and dual Coxeter numbers
Comm. Algebra
26 (1998), no. 1, 147-153 (DOI: 10.1080/00927879808826122)
- The number of lattice points in alcoves and the exponents of the finite Weyl groups
Math. Comp. 67 (1998), no. 222, 751-758
(DOI: 10.1090/S0025-5718-98-00919-3)
- Coxetergruppen
Elem. Math. 52 (1997), no. 1, 12-22
(DOI: 10.1007/s000170050006)
-
(with J. F. Carlson) J. F. Carlson Modules and group algebras
Lectures in Mathematics ETH Zürich. Birkhäuser Verlag, Basel, 1996. xii+91 pp.
(Springer)
(Springer Link)
- First part: Representation rings and modular transformations; second part: Tensor products of simple Uq(sl2)-modules
Diss. Math. Wiss. ETH Zürich, Nr. 10878, 1994. Ref.: J. Fröhlich; Korref.: G. Mislin
(pdf)
- Modules over Uq(sl2)
Comm. Math. Phys. 163 (1994), no. 2, 359-393
(Springer Link)
-
(with G. Baumslag) G. Baumslag Topics in combinatorial group theory
Lectures in Mathematics ETH Zürich. Birkhäuser Verlag, Basel, 1993. viii+164 pp.
(Springer)
(Springer Link)
-
(with K. Chandrasekharan) C. L. Siegel Lectures on the geometry of numbers Springer-Verlag, Berlin, 1989. x+160 pp.
(Springer)
(Springer Link)
- Ein kurzer Beweis des Stabilitätskriteriums für kubische Polynome
Z. Angew. Math. Phys. 34 (1983), no. 6, 956-957 (DOI: 10.1007/BF00949069)