Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

T ∧ ((¬((q → p) ∧ (q → p)) ∧ ¬(q → p)) ↔ ((r ↔ s) ∨ ¬s))

⇒ logic.propositional.idempand

T ∧ ((¬(q → p) ∧ ¬(q → p)) ↔ ((r ↔ s) ∨ ¬s))

⇒ logic.propositional.defimpl

T ∧ ((¬(¬q ∨ p) ∧ ¬(q → p)) ↔ ((r ↔ s) ∨ ¬s))