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5.2.2. Sign of dalamber

Lecture



If in the series with positive terms the ratio of ( n +1) -th member to the n -th with   5.2.2.  Sign of dalamber has a limit of l , i.e.   5.2.2.  Sign of dalamber then, for l > 1, the row diverges, for l <1, the row converges, for l = 1, the series can either converge or diverge.

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