Some New Asymptotic Fixed Point Theorems
Author(s) -
Felix E. Browder
Publication year - 1974
Publication title -
proceedings of the national academy of sciences
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.011
H-Index - 771
eISSN - 1091-6490
pISSN - 0027-8424
DOI - 10.1073/pnas.71.7.2734
Subject(s) - mathematics , fixed point , fixed point theorem , fixed point property , compact space , closure (psychology) , kakutani fixed point theorem , regular polygon , pure mathematics , attractor , schauder fixed point theorem , locally compact space , point (geometry) , mathematical analysis , brouwer fixed point theorem , geometry , economics , market economy
For a continuous self mapping f of a locally convex topological vector space which is locally compact (i.e., f maps a neighborhood of each point into a relatively compact set), it is shown that a sufficient condition for the existence of a fixed point is the existence of a compact attractor K(0) such that each orbit under f has a point of K(0) in its closure. The proof is based upon the circle of ideas of the Lefschetz fixed point theorem.
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