Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

(¬T ∨ ¬(¬q ∨ p)) ↔ ((r ↔ s) ∨ ¬s)

⇒ logic.propositional.demorganor

(¬T ∨ (¬¬q ∧ ¬p)) ↔ ((r ↔ s) ∨ ¬s)

⇒ logic.propositional.notnot

(¬T ∨ (q ∧ ¬p)) ↔ ((r ↔ s) ∨ ¬s)

⇒ logic.propositional.nottrue

(F ∨ (q ∧ ¬p)) ↔ ((r ↔ s) ∨ ¬s)

⇒ logic.propositional.falsezeroor

(q ∧ ¬p) ↔ ((r ↔ s) ∨ ¬s)