Exercise logic.propositional.dnf.unicode
Description
Proposition to DNF (unicode support)
Derivation
Final term is not finished
¬(¬(q ∨ F) ∨ p ∨ ¬q ∨ p) ↔ (¬¬(r ↔ s) ∨ ¬s)
⇒ logic.propositional.notnot¬(¬(q ∨ F) ∨ p ∨ ¬q ∨ p) ↔ ((r ↔ s) ∨ ¬s)
⇒ logic.propositional.defequiv¬(¬(q ∨ F) ∨ p ∨ ¬q ∨ p) ↔ ((r ∧ s) ∨ (¬r ∧ ¬s) ∨ ¬s)