Describir: General system theory :

 _    _     _____     _____      ___      ______    _____    _____    
| |  | ||  |  ___||  / ____||   / _ \\   /_   _//  |  ___|| |  __ \\  
| |/\| ||  | ||__   / //---`'  / //\ \\    | ||    | ||__   | |  \ || 
|  /\  ||  | ||__   \ \\___   |  ___  ||  _| ||    | ||__   | |__/ || 
|_// \_||  |_____||  \_____|| |_||  |_|| /__//     |_____|| |_____//  
`-`   `-`  `-----`    `----`  `-`   `-`  `--`      `-----`   -----`   
                                                                      
  _____   
 |  ___|| 
 | ||__   
 | ||__   
 |_____|| 
 `-----`