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