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