Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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