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Cauchy Product

The Cauchy product of two sequences f(n) and g(n) defined for nonnegative integers n is defined by

(f degreesg)(n)=sum_(k=0)^nf(k)g(n-k).

See also

Convolution

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References

Apostol, T. M. Modular Functions and Dirichlet Series in Number Theory, 2nd ed. New York: Springer-Verlag, p. 24, 1997.

Referenced on Wolfram|Alpha

Cauchy Product

Cite this as:

Weisstein, Eric W. "Cauchy Product." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/CauchyProduct.html

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