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

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Text this: Contour-integral analysis of microstrip sectorial power divider (with arbitrary sector angle)