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sav08:definition_of_propositional_resolution [2009/05/14 09:59] vkuncak |
sav08:definition_of_propositional_resolution [2009/05/14 10:38] vkuncak |
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| {(\lnot C) \rightarrow D} | {(\lnot C) \rightarrow D} | ||
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| - application of the resolution rule produces no new clauses | - application of the resolution rule produces no new clauses | ||
| - | **Example:** prove a tautology from [[sav08:propositional_logic_informally|examples in this lecture]], e.g. | + | [[Example of Using Propositional Resolution]] |
| - | \[ | + | |
| - | ((p \rightarrow q) \land\ ((\lnot p) \rightarrow r)) \leftrightarrow ((p \land q)\ \lor\ ((\lnot p) \land r)) | + | |
| - | \] | + | |
| ===== Soundness of Resolution Rule ===== | ===== Soundness of Resolution Rule ===== | ||