Elements of analytical geometry and the differential and integral calculus (1856)
Robinson, Horatio N. (Horatio Nelson), 1806-1867 · Cincinnati : J. Ernst · leaf 134
-co8.2Z=l, (3)9 … 1^ ANALYTICAL GEOMETRY. an equation which is easily called to mind, and one that is usefulin the higher mathematics. If in (2) we substitute the values of a;^ and y^ taken from (1),we shall have r*=a^22_|^2^3^s^ (4) But we have three other values of r^, as follows : 4.2 r2= . and cos.^X cos.^J^…
Geometry, Analytic · Calculus
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