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

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發送短信 : Upper class of type I on coupled coincidence point results for some contractions in partially ordered JS-metric spaces