Leibniz did that from memory, although the stoics deserve the credit for propositional logic (which can be reduced to a collection of truth tables). and contrar

Leibniz did that from memory, although the stoics deserve the credit for propositional logic (which can be reduced to a collection of truth tables). and contrary to popular belief Boole actually extended Aristotle’s syllogisms (reduced the conventional syllogisms to computation using matrices of 1s and 0s) rather than create a today’s binary logic.