Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.falsezeroand

q || (~p -> F)

⇒ logic.propositional.defimpl

q || ~~p || F

⇒ logic.propositional.falsezeroor

q || ~~p

⇒ logic.propositional.notnot

q || p