Text this: Topological transitions with an imaginary Aubry-André-Harper potential

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