Alternative Equation Formats

$${\displaystyle p(x)=\{\begin{array}{ll}\frac{c}{\mathrm{\sigma <!--\; \sigma \; -->}}{\left(\frac{x-<!--\; -\; -->{\mathrm{\theta <!--\; \theta \; -->}}_0}{\mathrm{\sigma <!--\; \sigma \; -->}}\right)}^{c-<!--\; -\; -->1}\exp (-<!--\; -\; -->{\left(\frac{x-<!--\; -\; -->{\mathrm{\theta <!--\; \theta \; -->}}_0}{\mathrm{\sigma <!--\; \sigma \; -->}}\right)}^c)& \text{ for }x>{\mathrm{\theta <!--\; \theta \; -->}}_0\\ 0& \text{ for }x\le <!--\; \le \; -->{\mathrm{\theta <!--\; \theta \; -->}}_0\end{array}}$$

$${\displaystyle p(x)=\{\begin{array}{ll}\frac{c}{\mathrm{\sigma <!--\; \sigma \; -->}}{\left(\frac{x-<!--\; -\; -->{\mathrm{\theta <!--\; \theta \; -->}}_0}{\mathrm{\sigma <!--\; \sigma \; -->}}\right)}^{c-<!--\; -\; -->1}\exp (-<!--\; -\; -->{\left(\frac{x-<!--\; -\; -->{\mathrm{\theta <!--\; \theta \; -->}}_0}{\mathrm{\sigma <!--\; \sigma \; -->}}\right)}^c)& \text{ for }x>{\mathrm{\theta <!--\; \theta \; -->}}_0\\ 0& \text{ for }x\le <!--\; \le \; -->{\mathrm{\theta <!--\; \theta \; -->}}_0\end{array}}$$

\[ p(x) = \left\{ \begin{array}{ll} \frac{c}{\sigma } \left( \frac{x - \theta _0}{\sigma } \right)^{c - 1} \exp \left( - \left( \frac{x - \theta _0}{\sigma } \right)^{c} \right) & \mbox{ for }x > \theta _0 \\ 0 & \mbox{ for }x \leq \theta _0 \end{array} \right. \]