Homotopically non-trivial additive subgroups of Hilbert spaces (Q4235567)
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scientific article; zbMATH DE number 1267734
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Homotopically non-trivial additive subgroups of Hilbert spaces |
scientific article; zbMATH DE number 1267734 |
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Homotopically non-trivial additive subgroups of Hilbert spaces (English)
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22 March 1999
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additive subgroup of a Hilbert space
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orthogonal projections
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coverings
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