Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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