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variational principle

  • 变分原理：一种在物理学和数学中广泛应用的原理，用于求解最优化问题，如在物理学中求解最小作用量或最小能量等。

双语例句

  1. We first improve the complementary variational principle.
    首先改进互补变分原理。
  2. Some references indicated that the extremum in the Schrodinger variational principle is a minimum.
    已有的一些文献指出，薛定谔变分原理中的极值是极小值。
  3. By variational principle we obtain a system of differential equations and corresponding boundary conditions.
    利用变分原理得到平衡微分方程组和相应的边界条件。

网络短语

  • modified variational Principle
    修正变分原理
  • gibbs variational principle
    gibbs变分原理
  • adjoint variational principle
    伴随变分原理
  • hamilton variational principle
    hamilton变分原理
  • parametrized variational principle
    参数化变分原理

同义词

variation principle
[数]变分原理（等于variation principle）

英英释义

  • A variational principle is a scientific principle used within the calculus of variations, which develops general methods for finding functions which minimize or maximize the value of quantities that depend upon those functions. For example, to answer this question: "What is the shape of a chain suspended at both ends?