Alternative Equation Formats

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MathML

L_{j} = Pr (Y = y_{j} | x_{j}) = {\begin{cases} \frac{e^{\sum_{i = y_{j}}^{k} α_{i} + x_{j}^{'} β}}{1 + \sum_{m = 1}^{k} e^{\sum_{i = m}^{k} α_{i} + x_{j}^{'} β}} & 1 \leq y_{j} \leq k \\ \frac{1}{1 + \sum_{m = 1}^{k} e^{\sum_{i = m}^{k} α_{i} + x_{j}^{'} β}} & y_{j} = k + 1 \end{cases}

Math Rendered as SVG

Math as LaTeX Source

\[ L_{j} = {\Pr }({Y}=y_ j|\mb{x}_ j) = \left\{ \begin{array}{ll} \displaystyle \frac{{e}^{\sum _{i=y_ j}^ k{\alpha _{i}+\mb{x}_ j'\bbeta }}}{1+\sum _{m=1}^ k {e}^{\sum _{i=m}^ k{\alpha _{i}+\mb{x}_ j'\bbeta }}} & 1\le y_ j\le k \\[1em] \displaystyle \frac{1}{1+\sum _{m=1}^ k {e}^{\sum _{i=m}^ k{\alpha _{i}+\mb{x}_ j'\bbeta }}} & y_ j=k+1 \end{array}\right. \]