Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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