Webster's 1828 Dictionary
CONVERGING
ppr. Tending to one point; approaching each other, as lines extended. Converging rays, in optics, those rays of light, which proceeding from different points of an object, approach, meet and cross, and become diverging rays.
Converging series, in mathematics, is that in which the magnitude of the several terms gradually diminishes.
Webster's 1913 Dictionary
CONVERGING
CONVERGING Con *ver "ging, a.
Defn: Tending to one point; approaching each other; convergent; as, converging lines. Whewell. Converging rays (Opt. ), rays of light, which, proceeding from different points of an object, tend toward a single point. -- Converging series (Math. ), a series in which if an indefinitely great number of terms be taken, their sum will become indefinitely near in value to a fixed quantity, which is called the sum of the series; -- opposed to a diverging series.
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