أرسل هذا في رسالة قصيرة: Comparison of three geometric representations of airfoils for aerodynamic optimization

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