Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
logical law
|
| gptkbp:eligibility |
intuitionistic logic
|
| gptkbp:field |
gptkb:logic
|
| https://www.w3.org/2000/01/rdf-schema#label |
Peirce's law
|
| gptkbp:introduced |
gptkb:Charles_Sanders_Peirce
|
| gptkbp:introducedIn |
1885
|
| gptkbp:namedAfter |
gptkb:Charles_Sanders_Peirce
|
| gptkbp:relatedTo |
gptkb:law_of_excluded_middle
double negation elimination |
| gptkbp:sentence |
((P → Q) → P) → P
|
| gptkbp:validOn |
gptkb:classical_logic
|
| gptkbp:bfsParent |
gptkb:Charles_S._Peirce
|
| gptkbp:bfsLayer |
6
|