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