A Leray-Schauder type theorem for approximable maps: A simple proof

Ben-El-Mechaiekh, H.; Chebbi, S.; Florenzano, M.

doi:10.1090/S0002-9939-98-04655-3

A Leray-Schauder type theorem for approximable maps: A simple proof
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by H. Ben-El-Mechaiekh, S. Chebbi and M. Florenzano PDF

Proc. Amer. Math. Soc. 126 (1998), 2345-2349 Request permission

Abstract:

We present a simple and direct proof for a Leray-Schauder type alternative for a large class of condensing or compact set-valued maps containing convex as well as nonconvex maps.

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