Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
~~(~~(q || ~~p) /\ (r || q || ~~p))
⇒ logic.propositional.notnot~~(q || ~~p) /\ (r || q || ~~p)
⇒ logic.propositional.notnot(q || ~~p) /\ (r || q || ~~p)
⇒ logic.propositional.absorpandq || ~~p
⇒ logic.propositional.notnotq || p