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

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Text this: Common fixed points for single-valued and multi-valued mappings in G-metric spaces