Mathematics, 02.10.2019 16:10 Fire1099
Convert the following expression to cnf (conjunctive normal form) format using the propositional laws:
(p β q) β r
in your answer make sure that you (1) show your steps (2) do not skip any steps and (3) justify each step with the name of the law being used.
part(b) [50 points].
(i)(25 points) prove that the method of affirming (modus ponens) is sound using truth tables.
(ii)(25 points) prove that the method of denying (modustollens) is sound using truth tables.
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Convert the following expression to cnf (conjunctive normal form) format using the propositional law...
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