Unconditional bases and fixed points of nonexpansive mappings
Abstract
We prove that every Banach space with a 1-unconditional basis has the fixed point property for nonexpansive mappings. In fact the argument works if the unconditional constant is < (√33 - 3)/2. © 1985 by Pacific Journal of Mathematics.
Publication Title
Pacific Journal of Mathematics
Recommended Citation
Lin, P. (1985). Unconditional bases and fixed points of nonexpansive mappings. Pacific Journal of Mathematics, 116 (1), 69-76. https://doi.org/10.2140/pjm.1985.116.69
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