Loney, S. L. (Sidney Luxton), 1860-1939 · London, Macmillan and co. · leaf 128
which the axes may be turned so thatthe equation Ax + By+ 0=0 may be reduced to the form a;=constant, and determine the value ofthis constant. 131. The general proposition, which is given in thenext article, on the transformation from one set of obliqueaxes to any other set of oblique axes is of… … \ __— \ /1M O M N L X Let OX and (9Fbe the original axes, OX and OY thenew axes, and let the angle XOX be 0. Take any point P in the plane of the paper.Draw PN and PN parallel to 07 and OY to meet OXand OX respectively in N and iV, PL perpendicular to OX,and NM and XM perpendicular to OL and LP.Now…
Coordinates · Geometry, Analytic
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