Alternative Equation Formats

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MathML

\begin{aligned} f (x; σ, α) & = \frac{1}{σ \sqrt{2 π}} \exp (- \frac{1}{2} {(\frac{x}{σ} - α)}^{2}) \\ F (x; σ, α) & = \frac{1}{2} (1 + e r f (\frac{1}{\sqrt{2}} (\frac{x}{σ} - α))) \end{aligned}

MathML rendered with MathJax

\begin{aligned} f (x; σ, α) & = \frac{1}{σ \sqrt{2 π}} \exp (- \frac{1}{2} {(\frac{x}{σ} - α)}^{2}) \\ F (x; σ, α) & = \frac{1}{2} (1 + e r f (\frac{1}{\sqrt{2}} (\frac{x}{σ} - α))) \end{aligned}

Math as LaTeX Source

\begin{align*} f(x; \sigma , \alpha ) & = \frac{1}{\sigma \sqrt{2 \pi }} \exp \left( - \frac{1}{2}\left(\frac{x}{\sigma } - \alpha \right)^2\right) \\ F(x; \sigma , \alpha ) & = \frac{1}{2} \left( 1 + \mr{erf}\left( \frac{1}{\sqrt{2}}\left(\frac{x}{\sigma } - \alpha \right)\right)\right) \end{align*}