Wallis Product

Rarely Tested

Wallis Product

$$\frac{\pi}{2}=\frac{2}{1}\cdot\frac{2}{3}\cdot\frac{4}{3}\cdot\frac{4}{5}\cdot\frac{6}{5}\cdot\frac{6}{7}\cdots$$

Usage

- Used as a classical infinite-product representation of $$\pi$$ and in advanced limit/integration problems.

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