Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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