Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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