“Look, when I tell you that A or not A is a rule of classical propositional logic, we don’t argue about the context or what assumptions we are relying on”—Actually, you get questions like, “This sentence is false”, which fall outside out classical propositional logic. This is why it is important to understand the limits which apply.
“Look, when I tell you that A or not A is a rule of classical propositional logic, we don’t argue about the context or what assumptions we are relying on”—Actually, you get questions like, “This sentence is false”, which fall outside out classical propositional logic. This is why it is important to understand the limits which apply.