methods and techniques of the various sciencesand those for the solution of
practicalproblems facetted and always new presentationsof the material by M.
F. Atiyah and I.M. the contractibility of 8 , Chapter 1.6)and also due to the
supply of . 7. Families of Fredholm Operators. Index Bundles. 60. A. The
Topology of F. 60.