| 确定方程sum from k=0 to N (a_ky(n-k))=x(n)u(n)齐次解系数的方法研究 |
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| 引用本文： | 王健生. 确定方程sum from k=0 to N (a_ky(n-k))=x(n)u(n)齐次解系数的方法研究[J]. 北京联合大学学报(自然科学版), 1993, 0(3) |
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| 作者姓名： | 王健生 |
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| 作者单位： | 北京联合大学电子工程学院 100083 |
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| 摘 要： | 本文证明形如sum from k=0 to N(a_ky(n—k))=x(n)u(n)的常系数线性差分方程,若已知y(—1),y(—2),…y(—N),可直接用这N个边界条件确定齐次解中的待定系数。不必迭代出y(0),y(1),…y(N—1)。说明该结论对于差分方程sum from k=0 to N(a_ky(n—k))=sum from r=0 to N(b_rx(n—r)u(n—r))的应用。
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| 关 键 词： | 差分方程 齐次解 边界条件 待定系数 |
A Study on the Method to Determine Coefficients in Homogeneous Solution of Equation sum form k= to N a_ky(n-k)=x(n)u(n) |
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| Wang jiansheng College of Electric Engineering of BUU. A Study on the Method to Determine Coefficients in Homogeneous Solution of Equation sum form k= to N a_ky(n-k)=x(n)u(n)[J]. Journal of Beijing Union University, 1993, 0(3) |
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| Authors: | Wang jiansheng College of Electric Engineering of BUU |
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| Affiliation: | Wang jiansheng College of Electric Engineering of BUU,100083 |
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| Abstract: | |
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| Keywords: | difference equation homogeneous solution boundary condition undetermined coefficients |
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