Uncountably many mutually disjoint, simply connected, contractible and Fréchet differentiable subsets of the sphere in \(\ell^2\), each of which is dense in the sphere
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Publication:987941
zbMath1207.46016MaRDI QIDQ987941
Publication date: 2 September 2010
Published in: Missouri Journal of Mathematical Sciences (Search for Journal in Brave)
Hilbert and pre-Hilbert spaces: geometry and topology (including spaces with semidefinite inner product) (46C05) Geometry and structure of normed linear spaces (46B20) Peculiar topological spaces (54G99)
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