THE LOGIC OF CAUSAL PROPOSITIONS
1. PROPOSITIONAL LOGIC Propositions are statements which that are a fundamental element in reasoning. Their peculiarity character is that they assert that something is the case or that something is not the case. Their statement can be true or false. Propositions are therefore statements that have a truth-value, that is, they have the property of being true / false. Different from propositions, questions, commands and exams. Only propositions can be confirmed or rejected. Questions can be asked, given commands and surprises can be expressed but none of them can be confirmed or denied or judged to be true or false. What is different from other branches of projection logic is that theoretical logic does not deal with logical relationships and properties that involve smaller parts than simple expressions with a statement 2. The Language of Propositional Logic Propositional logic may be studied through a formal method in which formulas of a formal language may be...