Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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