时间尺度上广义Birkhoff系统准对称性与守恒量(英文)
发布时间:2025-03-14 22:59
为揭示时间尺度上力学系统对称性与守恒量内在关系,文章研究时间尺度上广义Birkhoff系统准对称性与守恒量。首先,由时间尺度上的广义Pfaff-Birkhoff原理出发,建立时间尺度上广义Birkhoff系统运动微分方程;其次,研究该系统准对称性的判据,并在时间变化和时间不变两种情形下分别给出其守恒量;最后,举例说明结果的应用。
【文章页数】:7 页
【文章目录】:
1 Introduction
2 Time scale calculus and its properties
3 Generalized Birkhoff equations on time scales
4 Quasi-symmetry and conserved quantity on time scales
4.1 Conserved quantity without transforming the time
4.2 Conserved quantity with transforming the time and the coordinates
5 Example
6 Conclusion
本文编号:4034747
【文章页数】:7 页
【文章目录】:
1 Introduction
2 Time scale calculus and its properties
3 Generalized Birkhoff equations on time scales
4 Quasi-symmetry and conserved quantity on time scales
4.1 Conserved quantity without transforming the time
4.2 Conserved quantity with transforming the time and the coordinates
5 Example
6 Conclusion
本文编号:4034747
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