Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished
((~(q -> r) || F) /\ ~(q -> r)) || (T /\ (q || r))
logic.propositional.defimpl
((~(~q || r) || F) /\ ~(q -> r)) || (T /\ (q || r))
logic.propositional.demorganor
(((~~q /\ ~r) || F) /\ ~(q -> r)) || (T /\ (q || r))
logic.propositional.falsezeroor
(~~q /\ ~r /\ ~(q -> r)) || (T /\ (q || r))
logic.propositional.notnot
(q /\ ~r /\ ~(q -> r)) || (T /\ (q || r))