Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

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