Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished
(q || ~r) /\ T /\ (q || p) /\ ~((q || q) /\ T)
logic.propositional.truezeroand
(q || ~r) /\ T /\ (q || p) /\ ~(q || q)
logic.propositional.idempor
(q || ~r) /\ T /\ (q || p) /\ ~q