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In mathematical logic, the diagonal lemma (also known as diagonalization lemma, self-reference lemma or fixed point theorem) establishes the existence of self-referential sentences in certain formal theories.
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Diagonal lemma | related to Gödel numbering | The | 0.60 | section |
| Diagonal lemma | related to Gödel numbering | Gödel | 0.60 | section |
| Diagonal lemma | related to Gödel numbering | We | 0.60 | section |
| Diagonal lemma | related to Gödel numbering | For | 0.60 | section |
| Diagonal lemma | related to history | The | 0.60 | section |
| Diagonal lemma | related to history | Cantor's | 0.60 | section |
| Diagonal lemma | related to history | Kurt Gödel's | 0.60 | section |
| Diagonal lemma | related to history | Alfred Tarski's | 0.60 | section |
| Diagonal lemma | related to history | In | 0.60 | section |
| Diagonal lemma | related to history | Rudolf Carnap | 0.60 | section |
| Diagonal lemma | related to history | Carnap's | 0.60 | section |
| Diagonal lemma | related to history | Moreover | 0.60 | section |
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