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Quasisimilarity of nests - MaRDI portal

Quasisimilarity of nests (Q1096149)

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scientific article; zbMATH DE number 4030286
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Quasisimilarity of nests
scientific article; zbMATH DE number 4030286

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    Quasisimilarity of nests (English)
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    1989
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    A reasonable notion of quasisimilarity is defined for families of subspaces. Nests (complete chains of subspaces) are classified up to quasisimilarity. For example, a nest on a separable space is quasisimilar to a (or any) continuous nest if and only if every initial segment is uncountable.
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    chain
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    invariant subspace
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    quasisimilarity
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    nests
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