Higher geometry; an introduction to advanced methods in analytic geometry (1922)
Woods, Frederick S. (Frederick Shenstone), 1864- · Boston, New York, Ginn and Company · leaf 132
. In this respect as in other waysthey are analogous to the minimum lines in a Euclidean plane. These properties are of course the same at all points of theplane. They make a geometry which differs widely from thegeometry of actual physical experience.* ♦This geometry has recently gained new… … Fig. 42 CHAPTER VIII CONTACT TRANSFORMATIONS IN THE PLANE 51. Point-point transformations. Consider now the transformationdefined by the equations Px\—J-i.\xv xv xtji Px2=Mxv x» x*)> CO PX3=ZJ&\X11 XV> X%)l where xv x2, xs and x[, o£, xs are point coordinates and fx, fa, fa arehomogeneous…
Geometry, Analytic
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