Herschel, John F. W. (John Frederick William), Sir, 1792-1871 · London : Longman, Rees Orme · leaf 325
mpulse whichit receives from M will impel it to deviate from theplane P S N, and describe in the next instant of time,uot the arc P p, but an arc P </, lying either above orbelow P p, according to the preponderance of the forcesexerted by M on P and S. (498.) The disturbingforce acts in the… … CHAP. XI. ESTIMATION OF DISTURBING FORCES. 3}Q rect attraction of S or P; the other along a lineP Kj parallel to S M, and which may be regardedas either pulling P in the direction P K, or pushingit in a contrary direction ; these terms being well un-derstood to have only a relative meaning as…
Astronomy
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