The lost solar system of the ancients discovered (1856)
Wilson, John, writer in astronomy · London Longman, Brown, Green, Longmans, & Roberts · leaf 117
ces. ~| t2 Area of obeliscal parabola : area triangle :: -§ axis : \ axis i :: -§ . \ axis2 :: 4 : 3 axis2 Fig. 47. The ordinate of the hyperbolic area at the dis-tance of 20 from the apex of the obelisk or centre of force= 5. At the distance of 25 from the apex the ordinate of the H 4 104 THE LOST… … Fig. 49. Fig. 49. The two hyperbolic curves are continually ap-proaching each other and the common axis; but as the last ordinate of the hyperbolic area = — of n; therefore, how great soever the axis n may be supposed, still the ordinate — of n will be a definite quantity, and although the curves…
Building -- History · Pyramids -- Curiosa and miscellany · Sepulchral monuments
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