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A formal system (or deductive system) is an abstract structure and formalization of an axiomatic system used for deducing, using rules of inference, theorems from axioms.
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formal system axioms language logical deductive theorems systems model mathematics logic rules set inference proof theory called used also semantics
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| model theory | instance of | consistent with the usage in modern mathematics | 0.80 | text |
| Formal system | related to Concepts | Formal | 0.60 | section |
| Formal system | related to Concepts | Deductive | 0.60 | section |
| Formal system | related to Concepts | In | 0.60 | section |
| Formal system | related to External links | Wiktionary-logo-en-v2 | 0.60 | section |
| Formal system | related to External links | Media | 0.60 | section |
| Formal system | related to External links | Formal | 0.60 | section |
| Formal system | related to External links | Wikimedia CommonsEncyclopædia Britannica | 0.60 | section |
| Formal system | related to External links | Richardson | 0.60 | section |
| Formal system | related to External links | System | 0.60 | section |
| Formal system | related to External links | PlanetMath | 0.60 | section |
| Formal system | related to External links | Encyclopedia | 0.60 | section |
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