أرسل هذا في رسالة قصيرة: Common fixed points for single-valued and multi-valued mappings in G-metric spaces

 ______    _    _     ______   _    _    _    _   
|      \\ | || | ||  /_   _// | || | || | |  | || 
|  --  // | || | ||  `-| |,-  | || | || | |/\| || 
|  --  \\ | \\_/ ||    | ||   | \\_/ || |  /\  || 
|______//  \____//     |_||    \____//  |_// \_|| 
`------`    `---`      `-`'     `---`   `-`   `-`