أرسل هذا في رسالة قصيرة: PRICING AMERICAN OPTIONS BY WILLOW TREE METHOD UNDER JUMP-DIFFUSION PROCESS

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