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  _____      ___      _  __    _____   __    __  
 /  ___||   / _ \\   | |/ //  |  ___|| \ \\ / // 
| // __    | / \ ||  | ' //   | ||__    \ \/ //  
| \\_\ ||  | \_/ ||  | . \\   | ||__     \  //   
 \____//    \___//   |_|\_\\  |_____||    \//    
  `---`     `---`    `-` --`  `-----`      `

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Text this: Nonlinear Urysohn discrete equations on the infinite interval: A fixed-point approach