Barrow, Isaac, 1630-1677, Child, J. M. (James Mark), tr · Chicago, London : The Open court publishing company · leaf 68
y a uniform parallel motion, and atthe same time a point M descendsuniformly in AB; or suppose that, ^while AC descends with a uniformparallel motion, it cuts AB alsomoving uniformly and to the right.From motions of this kind, com-posite in the former case, and con-current in the latter, the… … 48 BARROWS GEOMETRICAL LECTURES of the straight line AC, is altered in velocity, so that indeedthe point M now comes to the point /x, or AC cuts AB inIX, there is described by this motion another straight lineA/x, in a different position from the first. Further, if once more, while the motion of AB…
Geometry
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