Title: An Elementary Treatise on Trilinear Co-ordinates: The Method of Reciprocal ...
Description: Book digitized by Google from the library of Harvard University and uploaded to the Internet Archive by user tpb.
Subjects: conic, equation, straight, points, triangle, tangents, equations, conies, point, lines, straight lines, angular points, three straight, three points, anharmonic ratio, fixed point, angular point, tangents drawn, general equation, three sides