Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished
¬(¬¬(T ∧ (r ↔ r)) ∧ T ∧ r)
logic.propositional.defequiv
¬(¬¬(T ∧ ((r ∧ r) ∨ (¬r ∧ ¬r))) ∧ T ∧ r)
logic.propositional.idempand
¬(¬¬(T ∧ (r ∨ (¬r ∧ ¬r))) ∧ T ∧ r)
logic.propositional.idempand
¬(¬¬(T ∧ (r ∨ ¬r)) ∧ T ∧ r)
logic.propositional.complor
¬(¬¬(T ∧ T) ∧ T ∧ r)
logic.propositional.idempand
¬(¬¬T ∧ T ∧ r)