基本情况
胡永建，理学博士，北京师范大学教授、博士生导师。现任数学科学学院副院长。美国《Mathematical Reviews》评论员和德国《Zentralblatt MATH》评论员，《数学通报》编委，北京数学会理事。曾担任第九届（中国科技大学）、第十届（厦门大学）全国代数会议矩阵论方向程序委员。
研究领域
函数插值与逼近、矩阵论及其应用
论文发表
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Chen Gongning and Hu Yong-Jian, Minimum w-entropy
interpolants for matricial Caratheodory functions and maximum determinant
completions of associated block Pick matrix, Linear Algebra and
its Applications, 434, 1851–1878(2011)
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Hu Yong-Jian, Chen Gong-Ning, On
rank variation of block matrices generated by Nevanlinna matrix functions, Math. Nachr. 282, No. 4, 1-21 (2009).
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Hu Yong-Jian, Wei Wei, Chen
Gong-Ning, Boundary Nevanlinna-Pick interpolation for Nevanlinna matrix
functions and the related Hamburger matrix moment problem, Analysis (Munich),
29, 41-69(2009)
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Yongjian Hu, Xiuping Zhang, Tangential
Nevanlinna-Pick interpolation problem with boundary nodes in the Nevanlinna
class and the related moment problem, International journal of information and
system sciences, 4(2008), 60--76
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Yongjian Hu, K.d.A.Boubakar,
Gongning Chen, On boundary Nevanlinna- Pick interpolation for
Caratheodory matrix functions, Linear Algebra and its Applications, 423（2007）, 209--229
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Yongjian Hu, Yanping Song, Hamburger
mment poblem with mass constraints: the nondegenerate case, Proceedings of The
14th Conference of International Linear Algebra Society, 71--75, 2007
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Zhenghong Yang, Yongjian Hu, Displacement
structures and fast inversion formulas for q-adic Vandermonde-like matrices,
Journal of Computational and Applied Mathematics, 176(2005), 1, 1-14
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Yongjian Hu, Zhenghong Yang, Generalized
Hermite formula for the two-sided Lagrange-Sylvester interpolation, Journal of
Computational and Applied Mathematics, 173(2005), 2, 345-458
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Yongjian Hu, Xiuping Zhang, Zhenghong
Yang, Mixed mean inequalities for serveral positive definite matrices,
Linear Algebra and its Applications, 395(2005), 247-263
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Zhenghong Yang, Yongjian Hu, A
generalized Bezoutian matrix with respect to a polynomial sequence of
interpolatory type, IEEE Transactions on Automatic Control, 49(2004), no.10,
1783-1789
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Zhenghong Yang, Yongjian Hu, Confluent
polynomial Vandermonde-like matrices: displacement structure, inversion
formula and fast algorithm, Linear Algebra and its Applications, 382(2004)，61-82
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Yongjian Hu, Zhenghong Yang, Gongning
Chen, Tangential Nevanlinna- Pick interpolation and its connection with
Hamburger matrix moment problem, Integral Equations and Operator Theory,
49(2004), no.4, 445-460
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Yongjian Hu, Gongning Chen, A unified
treatment for the matrix Stieltjes moment problem, Linear Algebra and its Applications,
380 (2004), 227-239