Natural geometry: an introduction to the logical study of mathematics. For the use of schools, and technical classes. With explanatory models. Based upon the tachymetrical works of Edouard Lagout. (Macmillan's school classbooks)
Natural geometry: an introduction to the logical study of mathematics. For the use of schools, and technical classes. With explanatory models. Based upon the tachymetrical works of Edouard Lagout.