A Course of Pure Geometry

Originally Titled: A Course Of Pure Geometry, Containing A Complete Geometrical Treatment Of The Properties Of The Conic Sections. An Unabridged Printing To Include All Exercises And Examples, And Over 200 Illustrations: Properties Of The Triangle - Properties Of Circles - The Use Of Signs - Concurrence And Collinearity - Projection - Cross-Ratios - Perspective - Harmonic Section - Involution - The Conic Sections - Properties Common To All Conics - The Parabola - The Ellipse - The Hyperbola - The Rectangular Hyperbola - Orthogonal Projection - Cross-Ratio Properties Of Conics - Reciprocation - Circular Points; Foci Of Conics - Inversion - Similarity Of Figures - Index