Gödel 1940 monograph "The Consistency of the Continuum Hypothesis"
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Gödel's 1940 monograph "The Consistency of the Continuum Hypothesis" is a landmark work in set theory that introduced the constructible universe (L) and proved that the Continuum Hypothesis and the Axiom of Choice are consistent with Zermelo–Fraenkel set theory, assuming ZF itself is consistent.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Gödel 1940 monograph "The Consistency of the Continuum Hypothesis" canonical | 1 |
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
mathematical monograph
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work in set theory ⓘ |
| assumption | consistency of Zermelo–Fraenkel set theory ⓘ |
| author | Kurt Gödel NERFINISHED ⓘ |
| defines |
L as union of Lα over all ordinals α
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Lα for each ordinal α ⓘ constructible hierarchy ⓘ |
| field |
mathematical logic
ⓘ
set theory ⓘ |
| hasAbbreviation |
Consistency of CH
NERFINISHED
ⓘ
Gödel 1940 NERFINISHED ⓘ |
| hasImpactOn |
debates on Platonism and constructivism in set theory
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philosophy of mathematics ⓘ |
| historicalSignificance |
first major consistency proof in axiomatic set theory beyond ZF
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introduced the constructible universe as a central object in set theory ⓘ showed independence of CH and AC could not be refuted from ZF alone assuming ZF consistency ⓘ |
| influenced |
development of inner model theory
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subsequent independence results in set theory ⓘ |
| introducesConcept | constructible universe L ⓘ |
| language | English ⓘ |
| mainTopic |
Axiom of Choice
NERFINISHED
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Continuum Hypothesis NERFINISHED ⓘ constructible universe ⓘ |
| placeOfPublication | Princeton NERFINISHED ⓘ |
| provesProperty |
L is a transitive class
ⓘ
L satisfies all axioms of Zermelo–Fraenkel set theory ⓘ L satisfies the Axiom of Choice ⓘ L satisfies the Generalized Continuum Hypothesis ⓘ every set in L is constructible from earlier stages of the hierarchy ⓘ |
| provesResult |
relative consistency of the Axiom of Choice with Zermelo–Fraenkel set theory
ⓘ
relative consistency of the Continuum Hypothesis with Zermelo–Fraenkel set theory ⓘ |
| publicationYear | 1940 ⓘ |
| publisher | Princeton University Press NERFINISHED ⓘ |
| relatedWork |
Cohen’s 1963 forcing proof of the independence of the Continuum Hypothesis
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Gödel’s incompleteness theorems NERFINISHED ⓘ |
| series | Annals of Mathematics Studies NERFINISHED ⓘ |
| shows |
if ZF is consistent then ZF+AC is consistent
ⓘ
if ZF is consistent then ZF+AC+CH is consistent ⓘ if ZF is consistent then ZF+CH is consistent ⓘ |
| subjectOf |
expository articles on the constructible universe
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historical studies in the foundations of mathematics ⓘ |
| title | The Consistency of the Continuum Hypothesis NERFINISHED ⓘ |
| usesMethod |
definability hierarchy over ordinals
ⓘ
inner model L ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
constructible universe
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hasReferenceWork
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Gödel 1940 monograph "The Consistency of the Continuum Hypothesis"
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