Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
Final term is not finished((T /\ ~~q) || (T /\ ~r)) /\ ~(~(p /\ ~q) /\ ~(q /\ ~q))
⇒ logic.propositional.compland((T /\ ~~q) || (T /\ ~r)) /\ ~(~(p /\ ~q) /\ ~F)
⇒ logic.propositional.notfalse((T /\ ~~q) || (T /\ ~r)) /\ ~(~(p /\ ~q) /\ T)
⇒ logic.propositional.truezeroand((T /\ ~~q) || (T /\ ~r)) /\ ~~(p /\ ~q)
⇒ logic.propositional.demorganand((T /\ ~~q) || (T /\ ~r)) /\ ~(~p || ~~q)
⇒ logic.propositional.notnot((T /\ ~~q) || (T /\ ~r)) /\ ~(~p || q)