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The input
[latex]e^{\i \pi} + 1 = 0[/latex]
is rendered by the plugin as
The input
[latex]R=\frac{\displaystyle{\sum_{i=1}^n (x_i-\bar{x})(y_i- \bar{y})}}{\displaystyle{\left[ \sum_{i=1}^n(x_i-\bar{x})^2 \sum_{i=1}^n(y_i-\bar{y})^2 \right]^{1/2}}}[/latex]
turns to
Note that there should not be any line breaks in the LaTeX code you place between the [latex] and [/latex] tags.
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