Alternative Equation Formats

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MathML

\begin{array}{rcl} f (y) & = & \frac{(μ)^{y}}{(1 + μ)^{y + 1}} for y = 0, 1, 2, \dots \\ ϕ & = & 1 \\ V a r (Y) & = & μ (1 + μ) \end{array}

Math Rendered as SVG

Math as LaTeX Source

\begin{eqnarray*} f(y) & = & \frac{(\mu )^ y}{(1+\mu )^{y+1}}~ ~ ~ \mbox{for } y = 0,1,2,\ldots \\ \phi & = & 1 \\ \mr{Var}(Y) & = & \mu (1+\mu ) \\ \end{eqnarray*}