Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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