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