Alternative Equation Formats

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MathML

\begin{array}{lll} r_{w} (b) & = \sum_{Δ_{i} = 1} ρ_{τ_{k}} (Y_{i} - x_{i}^{'} b) \\ + \sum_{Δ_{i} = 0} {w_{i} (τ_{k}) ρ_{τ_{k}} (Y_{i} - x_{i}^{'} b) + (1 - w_{i} (τ_{k})) ρ_{τ_{k}} (Y^{*} - x_{i}^{'} b)} \end{array}

Math Rendered as SVG

Math as LaTeX Source

\[ \begin{array}{lll} r_ w(b) & =\sum _{\Delta _ i=1} \rho _{\tau _ k}(Y_ i - {x}_ i' { b})\\ & +\sum _{\Delta _ i=0} \left\{ w_{i}(\tau _ k) \, \rho _{\tau _ k}(Y_ i - {x}_ i' b) + (1 - w_{i}(\tau _ k)) \rho _{\tau _ k}(Y^* - { x}_ i' b) \right\} \end{array} \]