高阶行列式的计算方法与技巧  

The Method and Skill of Calculation of Higher Order Determinant

作　　者：黄基廷[1] 赵丽棉[1] 

机构地区：[1]河池学院数学系,广西宜州546300

出　　处：《科技信息》2010年第23期8-8,391,共2页Science & Technology Information

基　　金：广西新世纪教改工程"十一五"第三批资助项目(桂高教2007(109号)61);河池学院重点学科(200725)

摘　　要：行列式是数学中重要的计算工具之一,而高阶行列式的计算,其基本方法和技巧是"化零"和"降阶",本文主要对一些院校历年典型考研题的特征进行分析,说明其求解方法与技巧。The determinant is one of the important calculating tools of mathematics, and the calculation of higher order, its basic method is ＂turn into zero＂ and ＂reduced order＂. This article mainly analyses the characteristic of typical examination’s questions of graduate entrance examination of some universities over the years to illustrate its solution’s method and skill.

关 键 词：化零 降阶 “三线”型 “两三角形”型 递推 拆项 

分 类 号：O151.22[理学—数学]