V2EX schur

Schur

释义 Definition

Schur:常见作专有名词(人名/姓氏),在数学中多用于指与德国数学家 Issai Schur(伊赛舒尔)相关的概念与定理,如 Schur’s lemma(舒尔引理)Schur complement(舒尔补)Schur decomposition(舒尔分解) 等。

发音 Pronunciation

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例句 Examples

Schur’s lemma is important in representation theory.
舒尔引理在表示论中很重要。

Using the Schur complement, we can reduce the block matrix problem to a smaller system and analyze its stability more easily.
利用舒尔补,我们可以把分块矩阵问题化简为更小的系统,从而更容易分析其稳定性。

词源 Etymology

Schur 来自德语姓氏,英语中多用于纪念数学家 Issai Schur(18751941)。因此它在学术语境里通常不作为普通词汇使用,而是以“Schur + 数学术语”的固定搭配出现。

相关词 Related Words

文学与经典著作中的用例 Literary Works

  • Matrix Analysis(Horn & Johnson)讨论矩阵理论时常提到 Schur complement / Schur decomposition
  • Matrix Computations(Golub & Van Loan)数值线性代数中使用 Schur decomposition 等概念
  • Linear Algebra Done Right(Sheldon Axler)线性算子与分解相关内容中涉及 Schur decomposition
  • Representation Theory: A First Course(Fulton & Harris)介绍表示论时讲到 Schur’s lemma
  • The Classical Groups(Hermann Weyl)经典群与表示论背景下出现 Schur’s lemma
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