Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:formal_semantics
gptkb:logic |
| gptkbp:extendsTo |
gptkb:first-order_logic
|
| gptkbp:field |
gptkb:logic
gptkb:philosophy |
| gptkbp:hasProperty |
not complete
greater expressive power than first-order logic not compact not axiomatizable |
| gptkbp:hasSemantics |
gptkb:Henkin_semantics
standard semantics |
| gptkbp:hasSyntax |
second-order quantifiers
variables for sets and relations |
| gptkbp:quantifiesOver |
sets
predicates relations |
| gptkbp:relatedTo |
gptkb:logic
gptkb:set_theory higher-order logic |
| gptkbp:studiedBy |
philosophers
logicians |
| gptkbp:usedIn |
gptkb:logic
gptkb:model_theory foundations of mathematics |
| gptkbp:bfsParent |
gptkb:Higher-order_logic
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Second-order logic
|