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Proceedings of the American Mathematical Society
Proceedings of the American Mathematical Society
ISSN 1088-6826(online) ISSN 0002-9939(print)

 

On the norm of the canonical projection of $ E\sp{\ast\ast\ast} $ onto $ E\sp{\perp }$


Authors: Jerry Johnson and John Wolfe
Journal: Proc. Amer. Math. Soc. 75 (1979), 50-52
MSC: Primary 46B10
MathSciNet review: 529211
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Abstract: For each number t with $ 1 < t \leqslant 2$, a renorming of $ {c_0}$ is given for which $ \left\Vert {I - P} \right\Vert = t$, where P is the canonical projection of $ c_0^{ \ast \ast \ast }$ on $ c_0^\ast$.


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DOI: http://dx.doi.org/10.1090/S0002-9939-1979-0529211-0
PII: S 0002-9939(1979)0529211-0
Article copyright: © Copyright 1979 American Mathematical Society