Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

(F /\ r) || q || (~~(p || p) /\ ~~(p || p)) || F
logic.propositional.idempand
(F /\ r) || q || ~~(p || p) || F
logic.propositional.notnot
(F /\ r) || q || p || p || F
logic.propositional.idempor
(F /\ r) || q || p || F