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TILINGS OF HILBERT SPACES

Published online by Cambridge University Press:  29 April 2010

David Preiss*
Affiliation:
Mathematics Institute, University of Warwick, Coventry CV4 7AL, U.K. (email: [email protected])
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Abstract

It is shown that a separable Hilbert space can be covered by non-overlapping closed convex sets Ci with outer radii uniformly bounded from above and inner radii uniformly bounded from below. This answers a question originating from the work of Klee.

Type
Research Article
Copyright
Copyright © University College London 2010

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References

[1]Corson, H. H., Collections of convex sets which cover a Banach space. Fund. Math. 49 (1960/1961), 143145.CrossRefGoogle Scholar
[2]Fonf, V. P. and Lindenstrauss, J., Some results on infinite-dimensional convexity. Israel J. Math. 108 (1998), 1332.CrossRefGoogle Scholar
[3]Fonf, V. P., Lindenstrauss, J. and Phelps, R. R., Infinite dimensional convexity. In Handbook of the Geometry of Banach Spaces, Vol. I, North-Holland (Amsterdam, 2001), 599670.CrossRefGoogle Scholar
[4]Fonf, V. P., Pezzotta, A. and Zanco, C., Tiling infinite-dimensional normed spaces. Bull. London Math. Soc. 29(6) (1997), 713719.CrossRefGoogle Scholar
[5]Fonf, V. P., Pezzotta, A. and Zanco, C., Singular points for tilings of normed spaces. Rocky Mountain J. Math. 30(3) (2000), 857868.CrossRefGoogle Scholar
[6]Fonf, V. P. and Zanco, C., Covering a Banach space. Proc. Amer. Math. Soc. 134(9) (2006), 26072611.CrossRefGoogle Scholar
[7]Fonf, V. P. and Zanco, C., Finitely locally finite coverings of Banach spaces. J. Math. Anal. Appl. 350(2) (2009), 640650.CrossRefGoogle Scholar
[8]Klee, V., Dispersed Chebyshev sets and coverings by balls. Math. Ann. 257(2) (1981), 251260.CrossRefGoogle Scholar