Alternative Equation Formats

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MathML

P r (Y = y) = {\begin{cases} ω + (1 - ω) (1 + k λ)^{- \frac{1}{k}} & for y = 0 \\ (1 - ω) \frac{Γ (y + 1 / k)}{Γ (y + 1) Γ (1 / k)} \frac{(k λ)^{y}}{(1 + k λ)^{y + 1 / k}} & for y = 1, 2, \dots \end{cases}

Math Rendered as SVG

Math as LaTeX Source

\[ \mr{Pr}(Y=y) = \left\{ \begin{array}{ll} \omega + (1-\omega )(1+k\lambda )^{-\frac{1}{k}} & \mbox{for } y=0 \\ (1-\omega ) \frac{\Gamma (y+1/k)}{\Gamma (y+1)\Gamma (1/k)} \frac{(k\lambda )^ y}{(1+k\lambda )^{y+1/k}} & \mbox{for } y = 1,2,\ldots \\ \end{array} \right. \]