Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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