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