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- An existence theorem is obtained for the periodic solutions of Lagrangian systems by the least action principle. 用极小作用原理得到了非自治Lagrange系统周期解的一个存在性定理.
- Periodic solution of Lagrangian system is studied with locally coercive potential or sublinear nonlinearity by the least action principle, and an existence theorem is obtained. 利用极小化作用原理研究了具有局部强制性位势或具有次线性非线性项的Lagrange系统的周期解;并得到了一个存在性定理.
- The existence of periodic solutions is obtained for nonautonomous second order system with part of thenonlinearity being sublinear by using the least action principle. 运用极小值原理;在非线性项有一部分是次线性的条件下;得到所考虑问题周期解的存在性.
- The existence and multiplicity results are obtained for a class of fourth-order nonlinear elliptic equations by the least action principle and the minimax methods, respectively. 通过极小化作用原理和极小极大方法得到了一类四阶非线性椭圆方程解的存在性和多重性.
- An existence theorem is obtained for periodic solutions of the nonautonomous second order systemswith even-typed potentials by the least action principle. 用极小作用原理得到了具有偶型位势的非自治二阶系统周期解的一个存在性定理.
- In this paper, we mainly use variational methods, including the least action principle, minimax theorem and Morse theory, to deal with the existence of solutions of discrete Hamiltonian systems with periodic boundary value conditions. This Ph. 我们利用变分理论中的最小作用原理、极小极大原理,以及Morse理论研究了离散哈密尔顿系统的周期边值问题。
- The Least Action Principle and the Simplicity Principle 最小作用量原理与简单性原则
- The Least Action Principle and the Simplicity Principle Tala 最小作用量原理与简单性原则
- Applications of the least action principle to second order Hamiltonian systems 极小作用原理在二阶Hamilton系统中的应用
- See above, it is a least action principle with the action being energy. 与作用量最小原理有什么联系?
- the least action principle 极小作用原理
- I have not the least idea about how to play bridge. 我一点儿不知道怎样打桥牌。
- I was not surprised in the least. 我一点也不感到惊讶。
- He is not interested in math in the least. 他对数学一点都不感兴趣。
- I was surprised at what he said, to say the least. 毫不夸张地说,我对他的话感到吃惊。
- He did not compromise in the least on this matter. 在这件事上,他一点也不妥协。
- The big dog leapt up at the little girl. 那条大狗跳起来朝小女孩扑去。
- He gave the little boy a clout on the head. 他在那小男孩的头部打了一下。
- The least noise would startle the timid child. 最小的响声也会吓着这个胆小的孩子的。
- The little dog whimpered when I tried to bathe its wounds. 当我想给那小狗清洗伤口时它悲嗥起来。