Latex References for Equations and Hyperlinks

Equations:

 \usepackage{amsmath}  
 \begin{eqnarray*}  
 \min\frac{1}{2}w^Tw+C\sum\limits_{i=1}^l\epsilon_i \\  
 \mbox{subject to }y_i(w^T\phi(x_i)+b)\geq 1-\epsilon_i,\\  
 \epsilon_i\geq 0,i=1,...,l,  
 \end{eqnarray*}  

Hyperlinks:

 \usepackage{hyperref}  
 \url{https://www.statsoft.com/textbook/support-vector-machines}