Smart, Edward Howard · London : Macmillian and Co. · leaf 147
e figure, we might employ the construction of§ 13 to obtain the axes. This furnishes an independent checkupon the accuracy of the previous work, as of course theymust bisect the angles between the asymptotes (when suchexist). GENERAL FEATURES OF CONICS 119 In the accompanying figures (59, 60, 61)… … Fig. 60. I the vanishing line in the plane of the circle. a, h the axes of the conic. ^, ^ the asymptotes of the conic. C the centre of the conic. For convenience we repeat the construction of § 13 for theaxes. Take the inverse of V with respect to the circle, centre O.Through V and this point…
Geometry, Projective
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