Exercise logic.propositional.dnf.unicode
Description
Proposition to DNF (unicode support)
Derivation
Final term is not finished
(¬(¬q ∨ p) ∧ ¬(F ∨ ¬¬¬q ∨ p)) ↔ ((r ↔ s) ∨ ¬s)
⇒ logic.propositional.falsezeroor(¬(¬q ∨ p) ∧ ¬(¬¬¬q ∨ p)) ↔ ((r ↔ s) ∨ ¬s)
⇒ logic.propositional.notnot(¬(¬q ∨ p) ∧ ¬(¬q ∨ p)) ↔ ((r ↔ s) ∨ ¬s)