| 弦方程密度函数的确定性 |
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| 引用本文： | 何翠竹.弦方程密度函数的确定性[J].江西师范大学学报(自然科学版),2011,35(1):85-87. |
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| 作者姓名： | 何翠竹 |
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| 作者单位： | 陕西师范大学数学与信息科学学院,陕西,西安,710062 |
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| 摘 要： | 利用Liouville变换,得到弦方程密度函数的1/4次幂的朗斯基行列式与弦方程特征函数之间的关系,从而确定了弦方程的密度函数.
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| 关 键 词： | 特征值 逆问题 Liouville变换 |
The Determination of Density Function for the String Equation |
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| HE Cui-zhu.The Determination of Density Function for the String Equation[J].Journal of Jiangxi Normal University (Natural Sciences Edition),2011,35(1):85-87. |
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| Authors: | HE Cui-zhu |
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| Institution: | HE Cui-zhu(College of Mathematics and Informatics,Shanxi Normal University,Xi′an Shanxi 710062,China) |
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| Abstract: | By the Liouville transformation,the relationship between Wronskian determinant of a quarter of the power of density function and eigenfunction of string equations is obtained,so as to determine the density function for the string equation. |
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| Keywords: | eigenvalue inverse problem Liouville transformation |
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