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Unconditional bases in Fréchet-spaces - MaRDI portal

Unconditional bases in Fréchet-spaces (Q1071211)

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scientific article; zbMATH DE number 3937783
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Unconditional bases in Fréchet-spaces
scientific article; zbMATH DE number 3937783

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    Unconditional bases in Fréchet-spaces (English)
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    1986
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    A Fréchet-space with an unconditional basis has either a continuous norm or is isomorphic to the product of a sequence of Fréchet-spaces each having a continuous norm and an unconditional basis. Consequently, twisted Fréchet-spaces do not have unconditional bases.
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    Fréchet-space with an unconditional basis
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    continuous norm
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    isomorphic to the product of a sequence of Fréchet-spaces each
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    having a continuous norm and an unconditional basis
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    twisted Fréchet-spaces
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    isomorphic to the product of a sequence of Fréchet-spaces each having a continuous norm and an unconditional basis
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