# Definition(s)
> [!NOTE] Definition 1 (Formula for collinearity)
> Let $\mathbf{x},\mathbf{y},\mathbf{z}\in \mathbb{R}^n.$ Then they are collinear iff there exists a [[Line in Real n-Space|line]] $L$ with $\mathbf{x},\mathbf{y},\mathbf{z}\in L.$
> [!Example] Example
> Contents
# Properties(s)
# Application(s)
**More examples**:
# Bibliography