Truth diagrams (TDs) are introduced as a novel graphical representation for propositional logic (PL). To demonstrate their epistemic efficacy a set of 28 concepts are proposed that any comprehensive ...

Outline of topics Ever since modern symbolic logic was consolidated (in the mid 1900s), the standard format for an introductory logic class has been to learn the classical predicate calculus in three ...

Paul M. Churchland, Activation Vectors versus Propositional Attitudes: How the Brain Represents Reality, Philosophy and Phenomenological Research, Vol. 52, No. 2 (Jun ...