Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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