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             ___      _____    __   __   __   _   
  ____      / _ \\   |__  //   \ \\/ // | || | || 
 |    \\   / //\ \\    / //     \ ` //  | '--' || 
 | [] ||  |  ___  ||  / //__     | ||   | .--. || 
 |  __//  |_||  |_|| /_____||    |_||   |_|| |_|| 
 |_|`-`   `-`   `-`  `-----`     `-`'   `-`  `-`  
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Text this: Spectral properties for a new composition of a matrix and a complex representation