一类只有3个圈的本原双色有向图A Class of Primitive Two-colored Directed Graphs with Three Cycles
郭继文,王世英
摘要(Abstract)：
研究了只有三个圈的双色有向图,并给出了这类双色有向图是本原的充分必要条件。
关键词(KeyWords)： 双色有向图;有向图;本原矩阵
基金项目(Foundation): 国家自然科学基金(10471081)
作者(Author): 郭继文,王世英
参考文献(References)：
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