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