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