Alternative Equation Formats

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MathML

\begin{array}{rcl} g (β) & = & {\frac{\partial l_{h}}{\partial β}}_{h = 1}^{H} = X^{'} (y - π) \\ Λ (β) & = & {\frac{\partial^{2} l_{h}}{\partial β^{2}}}_{h = 1}^{H} = X^{'} diag (U_{1}, \dots, U_{H}) X \end{array}

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} \mb{g}({\bbeta }) & =& \left\{ \frac{\partial l_ h}{\partial \bbeta }\right\} _{h=1}^ H = \bX '(\mb{y}-\bpi ) \\ \bLambda ({\bbeta }) & =& \left\{ \frac{\partial ^2 l_ h}{\partial \bbeta ^2}\right\} _{h=1}^ H = \bX '\mbox{diag}(\bU _1,\ldots ,\bU _ H)\bX \end{eqnarray*}