Exercise logic.propositional.dnf.unicode

Description
Proposition to DNF (unicode support)

Derivation

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