Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.defimpl

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

⇒ logic.propositional.demorganor

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

⇒ logic.propositional.notnot

(¬(q → p) ∧ q ∧ ¬p) ↔ ((r ↔ s) ∨ ¬s)