Alternative Equation Formats

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MathML

C o v [ξ_{i}, ξ_{j}] = {\begin{cases} σ^{2} {1 - \frac{3 d_{i j}}{2 α} + \frac{1}{2} {(\frac{d_{i j}}{α})}^{3}} & d_{i j} \leq α \\ 0 & d_{i j} > α \end{cases}

Math Rendered as SVG

Math as LaTeX Source

\[ \mr{Cov}\left[\xi _ i,\xi _ j\right] = \left\{ \begin{array}{ll} \sigma ^2 \left\{ 1 - \frac{3 d_{ij}}{2 \alpha } + \frac{1}{2} \left(\frac{d_{ij}}{\alpha }\right)^3 \right\} & d_{ij} \leq \alpha \\ 0 & d_{ij} > \alpha \end{array} \right. \]