The author and inventor of this Art intended it as a way to know and love the Cause of all causes, namely the Lord God Creator of all things, and to guide erring unbelievers to serve and love God in charity and truth, for this Art shows how to track down the truth regarding any issue or science. The author intends to discover this truth, reduce other sciences to necessary principles, and solve questions and objections by artificially citing necessary, self evident propositions that guide the seeker to the truth about any particular issue.  The author intended this book especially to help investigate particular truths and in this second section, the purpose of every figure in this Art is specified..