Describir: Operations research for public systems

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|  __ \\   /_   _//   ____      / _ \\  | || | || | || | ||   ____    
| |  \ ||   -| ||-   |    \\   | / \ || | '--' || | || | ||  |    \\  
| |__/ ||   _| ||_   | [] ||   | \_/ || | .--. || | \\_/ ||  | [] ||  
|_____//   /_____//  |  __//    \___//  |_|| |_||  \____//   |  __//  
 -----`    `-----`   |_|`-`     `---`   `-`  `-`    `---`    |_|`-`   
                     `-`                                     `-`      
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