V2EX jacobi

Jacobi

释义 Definition

Jacobi:常作专有名词使用,指德国数学家雅可比(Carl Gustav Jacob Jacobi),以及以他命名的数学概念与方法,如 Jacobi method(雅可比迭代法)Jacobian(雅可比矩阵/行列式)Jacobi identity(雅可比恒等式)等。(在数学、物理与数值计算语境中非常常见。)

发音 Pronunciation

/dkobi/

例句 Examples

We learned the Jacobi method in numerical analysis.
我们在数值分析课上学习了雅可比迭代法。

In multivariable calculus, the Jacobi(an) helps describe how a transformation changes area or volume locally.
在多元微积分中,雅可比(矩阵/行列式)用于描述变换在局部如何改变面积或体积。

词源 Etymology

Jacobi 来自数学家 Carl Gustav Jacob Jacobi(18041851) 的姓氏拉丁化/学术写法。在近代欧洲学术传统中,许多数学对象与定理会以提出者的姓氏命名,因此出现了大量以 Jacobi 为前缀或核心的术语(如 JacobianJacobi method)。

相关词 Related Words

作品与出处 Works

  • Fundamenta Nova Theoriae Functionum Ellipticarum(1829,Jacobi):雅可比关于椭圆函数的经典著作,相关概念在后续数学文献中广泛引用。
  • Vorlesungen über Dynamik(Jacobi 相关讲义/整理本):常被用来追溯“雅可比最后乘子”等概念的来源与表述。
  • Numerical Recipes(Press 等):作为经典数值计算参考书,常在讨论线性方程组或特征值问题时提到 Jacobi method 等算法。
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