An introduction to projective geometry and its applications; an analytic and synthetic treatment (1905)
Emch, Arnold, b. 1871 · New York, J. Wiley & sons; London, Chapman & Hall, limited · leaf 236
C, FC; and it is obvious that the resultant of each of these pairs passes through y; hence the resultant of the whole system passes through y. Now as the resultant of the given system acts in a right line, and as a, /?, y have been independently shown to be points on this resultant, these points… … sides of a hexagon inscribed in a circle lie in a right line, is easily-exhibited as a case of thefunicular property in § 52.Following again Minchin, loc.cit., let the lines DA, EB, FCin Fig. 95 be lines of actionof three forces, P, Q, R, suchthat if P is resolved at A intotwo components along AB,…
Geometry, Projective · Geometry, Analytic
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