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

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Text this: SPECTRAL PROPERTIES OF CONTINUOUS REFINEMENT OPERATOR