Definition:Absolute Convergence of Product

Also presented as
The product $\displaystyle\prod_{n \mathop = 1}^\infty a_n$ is absolutely convergent $\displaystyle \prod_{n \mathop = 1}^\infty \left({1 + \left\vert{a_n - 1}\right\vert}\right)$ is convergent.

Also see

 * Absolutely Convergent Product is Convergent