Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished
~~~~((q /\ ~(q /\ T /\ T)) || (p /\ ~q)) /\ ((~q /\ r) -> ~(~q /\ r))
logic.propositional.demorganand
~~~~((q /\ ~(q /\ T /\ T)) || (p /\ ~q)) /\ ((~q /\ r) -> (~~q || ~r))
logic.propositional.notnot
~~~~((q /\ ~(q /\ T /\ T)) || (p /\ ~q)) /\ ((~q /\ r) -> (q || ~r))
logic.propositional.defimpl
~~~~((q /\ ~(q /\ T /\ T)) || (p /\ ~q)) /\ (~(~q /\ r) || q || ~r)
logic.propositional.demorganand
~~~~((q /\ ~(q /\ T /\ T)) || (p /\ ~q)) /\ (~~q || ~r || q || ~r)
logic.propositional.notnot
~~~~((q /\ ~(q /\ T /\ T)) || (p /\ ~q)) /\ (q || ~r || q || ~r)
logic.propositional.idempor
~~~~((q /\ ~(q /\ T /\ T)) || (p /\ ~q)) /\ (q || ~r)