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 101
Fig. 38.a point of the circle. In a similar manner the points of thecircle in the remaining quadrants may be located. Now the COLLIN EATION. 89 rays from A and Ax form two projective pencils, and their prod-uct is therefore a curve of the second order. As Z.AXKA is aright angle, this curve is a…
Geometry, Projective · Geometry, Analytic
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