Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

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