Applied Mathematics 7 (2014)
���Ȼ���/12
¤ÎźÉÕ¥Õ¥¡¥¤¥ë°ìÍ÷
źÉÕ¥Õ¥¡¥¤¥ë¤¬¤¢¤ê¤Þ¤»¤ó¡£