%0 Journal Article
%T ON THE FORMAL ENERGY OF SYMPLECTIC RK METHODS<br>辛RK型方法的形式能量
%A Li Hongwei
%A Qin Mengzhao
%A <br>李宏伟
%A 秦孟兆
%J 计算数学
%D 2000
%I 
%X A new way to calculate the formal energy of symplectic RK'methods is developed. The approach is much easier to manipulate than traditional methods and doesn't require any differential or integral calculus.
%K symplectic RK method
%K backward error
%K formal energy
%K modyfied equation<br>辛RK方法
%K 误差后分析
%K 形式能量
%K 修改方法
%K 哈密顿系统
%K 常微分方程
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=37F46C35E03B4B86&jid=CC77F3CEF526D9CF0B3021650FB4E57E&aid=04535B0865EE4157&yid=9806D0D4EAA9BED3&vid=BC12EA701C895178&iid=E158A972A605785F&sid=44FDB9366EDDFA2B&eid=8ACD9060100C26F1&journal_id=0254-7791&journal_name=计算数学&referenced_num=0&reference_num=7