Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
(T /\ q) || ((~~p || F) /\ (~~p || r))
⇒ logic.propositional.falsezeroor(T /\ q) || (~~p /\ (~~p || r))
⇒ logic.propositional.absorpand(T /\ q) || ~~p
⇒ logic.propositional.notnot(T /\ q) || p
⇒ logic.propositional.truezeroandq || p