Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

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