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