(Q12054637)

English

weakly inaccessible cardinal

regular weak limit cardinal

In more languages

Statements

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regular cardinal

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discoverer or inventor

Felix Hausdorff

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time of discovery or invention

1908

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defining formula

\left(\forall \lambda <\kappa \colon \lambda ^{+}<\kappa \right)\land \forall {\mathcal {S}}\colon \left(|{\mathcal {S}}|<\kappa \land (\forall S\in {\mathcal {S}}\colon |S|<\kappa )\implies \left|\bigcup {\mathcal {S}}\right|<\kappa \right)

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in defining formula

\kappa

symbol represents

weakly inaccessible cardinal

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^{+}

symbol represents

successor cardinal operation

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maintained by WikiProject

WikiProject Mathematics

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Identifiers

Google Knowledge Graph ID

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Definition:Weakly_Inaccessible_Cardinal

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Sitelinks

Wikipedia(1 entry)

cswiki Slabě nedosažitelný kardinál

Wikibooks(0 entries)

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Wikiquote(0 entries)

Wikisource(0 entries)

Wikiversity(0 entries)

Wikivoyage(0 entries)

Wiktionary(0 entries)

Multilingual sites(0 entries)

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