Algebra of the Tetralemma: Truth Lattices and Logic Gates

The key Buddhist concept of non-duality is emptiness, i.e. that which is neither existence nor non-existence. The first step in formalizing Buddhist logic is to recognize that a non-duality corresponds to a contradiction in conventional logic. Although there are several well-developed logical systems available that allow contradictions and violations of the law of excluded middle, we have elected to work within the framework of the de Morgan algebra. This system is relatively simple and suf...