Alternative Equation Formats

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MathML

r (b) = \sum_{i = 1}^{n} ρ_{τ} (Y_{i} - x_{i}^{'} b)

r (b) = \sum_{i = 1}^{n} ρ_{τ} (Y_{i} - x_{i}^{'} b)

\[ r(b) = \sum _{i=1}^ n \rho _\tau ( Y_ i - x_ i^{\prime } \, b ) \]