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Diffstat (limited to 'content/know/concept/sigma-algebra/index.pdc')
| -rw-r--r-- | content/know/concept/sigma-algebra/index.pdc | 3 |
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diff --git a/content/know/concept/sigma-algebra/index.pdc b/content/know/concept/sigma-algebra/index.pdc index 6e90fcb..690c4cc 100644 --- a/content/know/concept/sigma-algebra/index.pdc +++ b/content/know/concept/sigma-algebra/index.pdc @@ -42,6 +42,9 @@ Likewise, a **sub-$\sigma$-algebra** is a sub-family of a certain $\mathcal{F}$, which is a valid $\sigma$-algebra in its own right. + +## Notable examples + A notable $\sigma$-algebra is the **Borel algebra** $\mathcal{B}(\Omega)$, which is defined when $\Omega$ is a metric space, such as the real numbers $\mathbb{R}$. |