A Mathematical Treatise: Containing a System of Conic-sections; with the Doctrine of Fluxions and Fluents, Applied to Various Subjects; Viz. to the Finding the Maximums and Minimums of Quantities; Radii of Evolution, Refraction, Reflection; Superficial and Solid Contents of Curvilinear Figures; Rectification of Curve-lines; Centers of Gravity, Oscillation and Percussion. As Also to the Resolution of a Select Collection of the Most Useful, and Many New, Physicomathematical Problems