Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

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