Alternative Equation Formats

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MathML

\frac{\partial L}{\partial λ} = \frac{1}{σ^{2}} {[W (y - X β)]}^{'} [B (y - X β)] - t r (B^{- 1} W)

MathML rendered with MathJax

\frac{\partial L}{\partial λ} = \frac{1}{σ^{2}} {[W (y - X β)]}^{'} [B (y - X β)] - t r (B^{- 1} W)

Math as LaTeX Source

\[ \frac{\partial \mathcal{L}}{\partial \lambda } = \frac{1}{\sigma ^{2}}\left[\mathbf{W}(\mathbf{y}-\mathbf{X} \bbeta )\right]^{\prime }\left[\mathbf{B}(\mathbf{y}-\mathbf{X} \bbeta )\right] - \mr{tr}(\mathbf{B}^{-1}\mathbf{W}) \]