Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

~~(p || p) || (~T /\ r) || q
logic.propositional.notnot
p || p || (~T /\ r) || q
logic.propositional.idempor
p || (~T /\ r) || q
logic.propositional.nottrue
p || (F /\ r) || q
logic.propositional.falsezeroand
p || F || q
logic.propositional.falsezeroor
p || q