Alternative Equation Formats

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MathML

\begin{array}{rcl} μ_{t} & = & μ_{t - 1} + β_{t - 1} + η_{t}, η_{t} \sim i i d N (0, σ_{η}^{2}) \\ β_{t} & = & β_{t - 1} + ξ_{t}, ξ_{t} \sim i i d N (0, σ_{ξ}^{2}) \end{array}

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} \mu _{t} & = & \mu _{t-1} + \beta _{t-1} + \eta _ t , \; \; \; \; \eta _ t \; \sim \; \mr{iid} \; \; N( 0, \sigma _{\eta }^{2} ) \nonumber \\ \beta _{t} & = & \beta _{t-1} + \xi _{t} , \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \; \xi _ t \; \sim \; \mr{iid} \; \; N( 0, \sigma _{\xi }^{2} )\nonumber \end{eqnarray*}