Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
Final term is not finished
~(q || (p -> q)) -> ~~(p /\ T)
⇒ logic.propositional.defimpl~(q || ~p || q) -> ~~(p /\ T)
⇒ logic.propositional.gendemorganor(~q /\ ~~p /\ ~q) -> ~~(p /\ T)
⇒ logic.propositional.notnot(~q /\ p /\ ~q) -> ~~(p /\ T)