Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

Final term is not finished
(¬(q → p) ↔ (((r ↔ s) ∧ (r ↔ s)) ∨ ¬s)) ∨ (¬(q → ¬¬p) ↔ (((r ↔ s) ∧ (r ↔ s)) ∨ ¬s))
logic.propositional.notnot
(¬(q → p) ↔ (((r ↔ s) ∧ (r ↔ s)) ∨ ¬s)) ∨ (¬(q → p) ↔ (((r ↔ s) ∧ (r ↔ s)) ∨ ¬s))