Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

((T /\ q) || ~~~(r /\ T)) /\ ~~((q || p) /\ ~~~q) /\ T

⇒ logic.propositional.notnot

((T /\ q) || ~(r /\ T)) /\ ~~((q || p) /\ ~~~q) /\ T

⇒ logic.propositional.truezeroand

((T /\ q) || ~r) /\ ~~((q || p) /\ ~~~q) /\ T