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