Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

~~((q || p) /\ ~q) /\ ~~((q || ~~~r) /\ T) /\ ~F

⇒ logic.propositional.notfalse

~~((q || p) /\ ~q) /\ ~~((q || ~~~r) /\ T) /\ T