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 170
orrespondto Ay By C, which will lead to a different conic A. The arrange-ment ABCn, ABC leads to the same conic. There areeight different correspondences possible which in groups oftwo lead to the same conic. The problem admits, therefore, ofjour different solutions. THEORY OF COXICS. 157 7. Given… … The problem and the construction are in this case exactly thesame as in problem 6. Here also there are four different solutions, 8. Given jour points and a tangent of a conic, to construct it. In Fig. 66 let A, B, C, D be the given points and t the giventangent of the conic K. Consider i5 or ^ as…
Geometry, Projective · Geometry, Analytic
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