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International Journal of Mathematics and Mathematical Sciences
Volume 2005, Issue 17, Pages 2775-2782

Fixed point theory for Mönch-type maps defined on closed subsets of Fréchet spaces: the projective limit approach

1Department of Mathematical Sciences, College of Science, Florida Institute of Technology, Melbourne 32901–6975, FL, USA
2Department of Mathematics, National University of Ireland, Galway, University Road, Galway, Ireland

Received 17 May 2005

Copyright © 2005 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


New Leray-Schauder alternatives are presented for Mönch-type maps defined between Fréchet spaces. The proof relies on viewing a Fréchet space as the projective limit of a sequence of Banach spaces.