أرسل هذا في رسالة قصيرة: Common fixed point and coupled coincidence point theorems for θ-ψ contraction mappings with two metrics endowed with a directed graph

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