Exercise logic.propositional.cnf.unicode

Description
Proposition to CNF (unicode support)

Derivation

Final term is not finished
¬¬(¬(r ↔ r) ∨ ¬¬(¬¬¬(T ∨ F) ∨ ¬r))
logic.propositional.notnot
¬¬(¬(r ↔ r) ∨ ¬¬(¬(T ∨ F) ∨ ¬r))
logic.propositional.falsezeroor
¬¬(¬(r ↔ r) ∨ ¬¬(¬T ∨ ¬r))
logic.propositional.nottrue
¬¬(¬(r ↔ r) ∨ ¬¬(F ∨ ¬r))