أرسل هذا في رسالة قصيرة: Computation of the flows over flapping airfoil by the euler equations

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