Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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