Item:Q13429: Difference between revisions

Created claim: part of (P7): logic (Q471)
Created claim: defining formula (P333): \forall P \forall Q: (P \and \lnot P) \vdash Q
 
Property / defining formula
 

\forall P \forall Q: (P \and \lnot P) \vdash Q
Property / defining formula: / rank
 
Normal rank