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