Propositional calculus is the study of [[logic]]al propositions, that is, logical statements that might or might not be true under various interpretations. A good deal of the study concerns how to prove theorems in symbolic logic. | Propositional calculus is the study of [[logic]]al propositions, that is, logical statements that might or might not be true under various interpretations. A good deal of the study concerns how to prove theorems in symbolic logic. |