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Partial Sum


Given a sequence {a_k}_(k=1)^n, a partial sum of the first N terms is given by

 S_N=sum_(k=1)^Na_k.

See also

Cumulative Sum, Nonnegative Partial Sum, Series, Sum

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Cite this as:

Weisstein, Eric W. "Partial Sum." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/PartialSum.html

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