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

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Text this: Common coupled fixed point theorems for θ-ψ-contraction mappings endowed with a directed graph