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             ___      _____      ___     ______   
    ___     / _ \\   |__  //    / _ \\  |      \\ 
   /   ||  | / \ ||    / //    | / \ || |  --  // 
  | [] ||  | \_/ ||   / //__   | \_/ || |  --  \\ 
   \__ ||   \___//   /_____||   \___//  |______// 
    -|_||   `---`    `-----`    `---`   `------`  
     `-`

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Text this: A new one-step iterative process for approximating common fixed points of a countable family of quasi-nonexpansive multi-valued mappings in CAT(0) spaces