| 有限维算符整函数幂级数展开的简单实现 |
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| 引用本文： | 张福增,柳盛典,王立志,徐强.有限维算符整函数幂级数展开的简单实现[J].大学物理,2004,23(1):35-36,38. |
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| 作者姓名： | 张福增 柳盛典 王立志 徐强 |
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| 作者单位： | 烟台师范学院,物理系,山东,烟台,264025;烟台师范学院,物理系,山东,烟台,264025;烟台师范学院,物理系,山东,烟台,264025;烟台师范学院,物理系,山东,烟台,264025 |
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| 摘 要： | 在量子力学算符可表示为有限维矩阵形式的情况下，利用线性代数中Hamilton—Cayley定理，针对算符整函数的无穷幂级数展开，给出化简方法．
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| 关 键 词： | 算符幂级数 简并 非简并 |
| 文章编号： | 1000-0712(2004)01-0035-02 |
Simple realization of expanding a function of operator of limited dimension into power series |
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| ZHANG Fu-zeng,LIU Sheng-dian,WANG Li-zhi,XU Qiang.Simple realization of expanding a function of operator of limited dimension into power series[J].College Physics,2004,23(1):35-36,38. |
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| Authors: | ZHANG Fu-zeng LIU Sheng-dian WANG Li-zhi XU Qiang |
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| Abstract: | When the quantum mechanics operators can be represented by limited dimension matrices, a function of these operators is expanded into a power series by using Hamilton-Caylay theorem in linear algebra. |
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| Keywords: | power series of operators degeneracy |
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