[1]曾文平.四阶抛物型方程两类新的恒稳差分格式[J].华侨大学学报(自然科学版),1997,18(4):334-340.[doi:10.11830/ISSN.1000-5013.1997.04.0334]
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四阶抛物型方程两类新的恒稳差分格式()
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《华侨大学学报(自然科学版)》[ISSN:1000-5013/CN:35-1079/N]

卷:
第18卷
期数:
1997年第4期
页码:
334-340
栏目:
出版日期:
1997-10-20

文章信息/Info

作者:
曾文平
华侨大学管理信息科学系
关键词:
四阶抛物型方程 无条件稳定 隐式差分格式
分类号:
O241.82
DOI:
10.11830/ISSN.1000-5013.1997.04.0334
摘要:
对四阶抛物型方程Ut+Uxxxx=0提出两类新的三层隐式差分格式,其局部截断误差阶分别为O(Δt2+Δx2)和O(Δt2+Δx4).当参数适当选取时,这些格式都是绝对稳定的且可用追赶法求解.数值例子表明这些格式是有效的.

参考文献/References:

peat soil; cohesive agent; coal briquette;

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备注/Memo

备注/Memo:
福建省自然科学基金
更新日期/Last Update: 2014-03-22