Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.truezeroand

~~p || F || q

⇒ logic.propositional.notnot

p || F || q