Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.notnot

q || ~~(p /\ p)

⇒ logic.propositional.notnot

q || (p /\ p)

⇒ logic.propositional.idempand

q || p