Peter Wittwer

2 books • 2 series

Jan 1, 2004
Cover of Der Zurzacher Liber Ordinarius

Der Zurzacher Liber Ordinarius (Spicilegium Friburgense, #40)

Dec 30, 1984
Cover of A Computer-Assisted Proof of Universality for Area-Preserving Maps

A Computer-Assisted Proof of Universality for Area-Preserving Maps (Memoirs of the American Mathematical Society)