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   _____    _____     ______   _    _      _____  
  / ___//  |  ___||  /_____// | || | ||   / ___// 
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 /____//   |_____||  `__ `     \____//   /____//  
`-----`    `-----`   /_//       `---`   `-----`   
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Text this: Computational Geometry : Algorithms and Applications