Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

F ∨ ((F ∨ ¬(q → p)) ↔ ((r ↔ s) ∨ ¬s))

⇒ logic.propositional.defimpl

F ∨ ((F ∨ ¬(¬q ∨ p)) ↔ ((r ↔ s) ∨ ¬s))

⇒ logic.propositional.demorganor

F ∨ ((F ∨ (¬¬q ∧ ¬p)) ↔ ((r ↔ s) ∨ ¬s))

⇒ logic.propositional.falsezeroor

F ∨ ((¬¬q ∧ ¬p) ↔ ((r ↔ s) ∨ ¬s))

⇒ logic.propositional.notnot

F ∨ ((q ∧ ¬p) ↔ ((r ↔ s) ∨ ¬s))