Preface; Invited lectures; List of participants; 1. Aspects of Gert-Martin Greuel's mathematical work C. Lossen and G. Pfister; 2. Exterior algebra methods for the construction of rational surfaces in the projective fourspace H. Abo and F.-O. Schreyer; 3. Superisolated surface singularities E. Artal Bartolo, I. Luengo and A. Melle Hernandez; 4. Linear free divisors and quiver representations R.-O. Buchweitz and D. Mond; 5. Derived categories of modules and coherent sheaves Y. A. Drozd; 6. Monodromy W. Ebeling; 7. Algorithmic resolution of singularities A. Fruhbis-Kruger and G. Pfister; 8. Newton polyhedra of descriminants: a computation E. Garci a Barroso and B. Teissier; 9. Depth and differential forms H. A. Hamm; 10. The geometry of the versal deformation L. D. Tráng; 11. 21 years of SINGULAR experiments in mathematics C. Lossen and H. Schonemann; 12. The patchworking construction in tropical enumerative geometry E. Shustin; 13. Adjunction conditions for one-forms on surfaces in projective three-space J. H. M. Steenbrink; 14. Sextic surfaces with ten triple points J. Stevens; 15. Some problems on Lagrangian singularities D. van Straten; 16. Topology, geometry, and equations of normal surface singularities J. Wahl.