Principles of modern geometry, with numerious applications to plane and spherical figures; and an appendix, containing questions for exercise. Intended chiefly for the use of junior students (1862)
Mulcahy, John, 1810?-1853 · Dublin Hodges, Smith · leaf 211
200 OETHOGEAPHIC PROJECTION. … of the segments between the centre and the feet of the ordinatesis equal to the square of half the given diameter, and is thereforeconstant. In the next figure, CP and CQ represent a pair ofsemi-conjugates, and PS, QT a pair of ordinates to CA, thegiven diameter. If we suppose the given diameter to…
Geometry -- Problems, exercises, etc · Geometry
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
