Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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