Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
Final term is not finished
¬(r ∧ (r ↔ r) ∧ T) ∨ ¬(r ↔ r) ∨ ¬T ∨ ¬r
⇒ logic.propositional.defequiv¬(r ∧ ((r ∧ r) ∨ (¬r ∧ ¬r)) ∧ T) ∨ ¬(r ↔ r) ∨ ¬T ∨ ¬r
⇒ logic.propositional.idempand¬(r ∧ (r ∨ (¬r ∧ ¬r)) ∧ T) ∨ ¬(r ↔ r) ∨ ¬T ∨ ¬r
⇒ logic.propositional.absorpand¬(r ∧ T) ∨ ¬(r ↔ r) ∨ ¬T ∨ ¬r
⇒ logic.propositional.truezeroand¬r ∨ ¬(r ↔ r) ∨ ¬T ∨ ¬r