An Unabridged Printing Of The Sixth Edition With All Figures: The Point (Des Cartes' Method Of Coordinates, Distinction Of Signs, Distance Between Two Points, Its Sign, Coordinates Of Point Cutting That Distance In A Given Ratio, Transformation Of Coordinates, Polar Coordinates) - The Right Line (Two Equations Represent Points, A Single Equation Represents A Locus, Geometric Representation Of Equations, Equation Of A Right Line Parallel To An Axis, Etc.) - Examples On The Right Line (Investigation Of Rectilinear Loci, Of Loci Leading To Equations Of Higher Degree, Center Of Mean Position Of A Series Of Points, Etc.) - The Right Line-Abridged Notation (Bisectors Of Angles, Bisectors Of Sides, Equations Of A Pair Of Lines Equally Inclined To A And Beta, Theorem Of Anharmonic Section Proved, Algebraic Expression For Anharmonic Ratio Of A Pencil, Etc.) - The Circle (Equation Of A Circle, Conditions That General Equation May Represent A Circle, Coordinates Of Center And Radius, Condition... Это и многое другое вы найдете в книге A Treatise On Conic Sections - Sixth Edition (George Salmon)