Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

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