Propositional Logic
| Transformation rules |
|---|
| Propositional calculus |
|
Rules of inference Rules of replacement Commutativity Distributivity Double negation De Morgan's laws Transposition Material implication Exportation Tautology |
| Predicate logic |
| Universal generalization Universal instantiation Existential generalization Existential instantiation |
Read more about this topic: Commutative Property
Famous quotes containing the word logic:
“... We need the interruption of the night
To ease attention off when overtight,
To break our logic in too long a flight,
And ask us if our premises are right.”
—Robert Frost (18741963)
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