Outline

Overview

Ext

Primdec

Normalize

MuPAD

Deform

Classify

Puiseux

Future

Exceptional simple Singularities


E6 E7 E8
x14 + x23 + x32 + ... + xn2 x2(x13 + x22) +x32 + ... + xn2 x15 + x23 + x32 + ... + xn2
Real Pictures: n=3
Dynkin Diagrams:
Ak, Dk

ICM'98 http://www.mathematik.uni-kl.de/~zca/Singular