Describir: On methods of load calculation :

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