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  ______   _    _               _____    _    _   
 /_____// | || | ||     ___    |  ___|| | \  / || 
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 /___//   | \\_/ ||   | [] ||  | ||__   | .  . || 
 `__ `     \____//     \__ ||  |_____|| |_|\/|_|| 
 /_//       `---`       -|_||  `-----`  `-`  `-`  
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Text this: RNS-based implementation of 2-D discrete wavelet transform