أرسل هذا في رسالة قصيرة: An interior point method for WLAV state estimation of power system with UPFCs

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