Volume 2:
Proceedings of Singularities in Aarhus, 17-21 August 2009, in honor of Andrew du Plessis on the occasion of his 60th birthday


Preface i
Editors: Christophe Eyral, Victor Goryunov, and Mutsuo Oka

On the connection between fundamental groups and pencils with multiple fibers 1
Enrique Artal Bartolo and José Ignacio Cogolludo-Agustín

A_0-sufficiency of jets from R^2 to R^2 19
Hans Brodersen and Olav Skutlaberg

Classical Zariski pairs 51
Alex Degtyarev

Sheaves on singular varieties 56
Elizabeth Gasparim and Thomas Köppe

Graphs of stable maps from closed orientable surfaces to the 2-sphere 67
D. Hacon, C. Mendes de Jesus, and M.C. Romero Fuster

Chow groups and tubular neighbourhoods 81
Helmut Hamm

The mandala of Legendrian dualities for pseudo-spheres in Lorentz-Minkowski space and "flat"" spacelike surfaces 92
Shyuichi Izumiya and Kentaro Saji

A Short Note on Hauser's Kangaroo Phenomena and Weak Maximal Contact in Higher Dimensions 128
Anne Frühbis-Krüger

Whitney stratified mapping cylinders 143
Claudio Murolo

Singularities of one parameter pedal unfolding of spherical pedal curves 160
T. Nishimura

Geometry of irreducible plane quartics and their quadratic residue conics 170
Hiro-o Tokunaga

Generic space curves, geometry and numerology 191
C. T. C. Wall