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

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Text this: Spectrum analysis with quantum dynamical systems