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

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Text this: State estimation of power system with UPFC using interior point WLAV method