***Proceedings 

The proceedings of this symposium will be published as a volume in the series 
"Advanced Studies in Pure Mathematics"

The books in this series are published by the Mathematical Society of Japan 
and sold by American Mathematical Society outside of Japan.


The style files customized for this volume: 
manual.txt (Manual)
aspm.sty (for AMSTeX)
aspmproc.sty (for LaTeX2e)


sa2002@kurims.kyoto-u.ac.jp