15. Astronomy and Mathematical notes, equations, and diagrams, n.d.

There are notes (possibly lecture notes) regarding: “M. Louis-Pierre Matton shows by his treatment of problems relative to the quadrature of the circle, that he is not a profound mathematician. He is but moderately skilled in elementary geometry, and seems to be wholly unconscious of the analytical determinations of the value of π …”; “On the Origin of Ae[ro]lity, or Meteoric Stones”; “Shadwell’s Formula for Occultations, to be used with his Tables”; astronomy notes regarding the orbit of Earth and other planets in the Solar System; mathematical equations including the “Solution of the Problems …” and “On the so-called Irreducible [b]ase of Cardan’s Solution of Equations of the Third Degree” and more.