Alternative Equation Formats

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MathML

L_{1} (β) = \prod_{i = 1}^{k} {\int_{0}^{\infty} \prod_{j \in D_{i}} [1 - \exp (- \frac{e^{β^{'} Z_{j} (t_{i})}}{\sum_{l \in R_{i}^{*}} e^{β^{'} Z_{l} (t_{i})}} t)] \exp (- t) d t}

Math Rendered as SVG

Math as LaTeX Source

\[ L_{1}({\bbeta })=\prod _{i=1}^{k} \left\{ \int _{0}^{\infty } \prod _{j\in \mc{D}_ i} \left[ 1-\exp \left( -\frac{ \mr{e}^{\bbeta '\bZ _ j(t_ i)} }{\displaystyle \sum _{l \in \mc{R}_{i}^{\ast }}\mr{e}^{\bbeta '\bZ _ l(t_ i)}}t \right) \right] \exp (-t)dt \right\} \]