direct sum

美 [dəˈrekt sʌm]英 [dəˈrekt sʌm]
  • 网络直和;直接和;直积
direct sumdirect sum

noun

1
a union of two disjoint sets in which every element is the sum of an element from each of the disjoint sets

数据来源:WordNet

  1. Rings on which any Module Is a Direct Sum of Cyclic Modules

    其上任一模都是循环模直和的环

  2. The dimensional formulas and the equivalence conditions of direct sum of subspaces

    维数公式与子空间直和的等价条件

  3. Programming and Application of Direct Sum Method

    直和法的电算编程及其应用

  4. Some discussion on the properties of the direct sum of matrices

    关于矩阵直接和的性质的进一步讨论

  5. Relation between direct sum group and subgroup of direct sum group

    直和群及其子群之间的关系

  6. Similar Quasi - direct Sum of Matrix and Group Inverse

    矩阵的相似准直和与群逆

  7. A Discussion on the Direct Sum of Two Closed Subspaces for Hilbert Space

    关于Hilbert空间中两闭子空间直和的一点讨论

  8. On the properties of direct sum and hereditary of weak CS modules

    关于弱CS模的直和性与遗传性

  9. { 1,2 } - Verse of Matrix Direct Sum

    矩阵直接和的{1,2}-逆

  10. Spectral Decomposition of Operators in Direct Sum Spaces

    关于直和空间上算子的谱分解问题

  11. The Direct Sum of Fuzzy Rings

    Fuzzy环的直和

  12. A Sufficient Condition That Linear Space Is Decomposed to The Direct Sum of Linear Transformation Kernel And Image

    线性空间分解为线性变换的核与象的直和的一个充分条件

  13. A Necessary and Sufficient Condition for an Associative Ring to be a Direct Sum of Division Rings

    结合环可表为除环之直和的充要条件

  14. The Meta Direct Sum of BCI-Algebras and Some Properties

    BIC&代数的亚直和及其性质

  15. Some Properties Keeped by Direct Sum of Rings

    环的直和保持的一些性质

  16. Decompositions of Module Homomorphisms on the direct sum of modules

    模同态在直和上的分解

  17. Gin-Verse of Matrix Direct Sum of Arbitrary Division Ring

    任意除环上的矩阵直接和的g-逆

  18. Spectral Decomposition of Self-Adjoint Sturm-Liouville Operator in Limiting Circle Case in Direct Sum Spaces

    直和空间上极限圆情形的自伴Sturm-Liouville算子的谱分解

  19. Direct Sum of Pointwise Fuzzy Modules

    点态Fuzzy模的直和

  20. On the Meta Direct Sum of BCI - Algebra

    关于BCI&代数的亚直和

  21. Symplectic Geometry Characterization of Self-Adjoint Domains for Symmetric Differential Operators in Direct Sum Spaces (ⅱ)

    直和空间上对称微分算子自共轭域的辛几何刻画(Ⅱ)

  22. Introduces the concept of completion functor and discusses its relations with finite direct sum and matrix rings and its simplicity .

    引入完备化函子的定义,讨论其与有限直和、矩阵环的关系及单性。

  23. A Necessary and Sufficient Condition of Which Г - ring Can Be Represented as a Direct Sum of Simple Artin Г - rings

    Г-环表成单ArtinГ-环直和的一个充要条件

  24. This paper introduces the direct sum in BCI-algebras , and proved the direct sum and interior direct sam are equivalent in well BCI-algebras .

    本文在BCI-代数中引入直和的概念,在优BCI-代数中,证明了外直和与内直和是等价的。

  25. The Direct Sum Decomposition of (?) _ ( r , s )( sl_2 ) about Principal Indecomposable Modules

    (?)(r,s)(sl2)关于主不可分解模的直和分解式

  26. In this paper we investigate the characterization of self-adjoint domains of symmetric differential operators with interior singular points in the direct sum spaces .

    本文研究了具有内部奇异点的,即直和空间上的对称微分算子自共轭域的辛几何刻划问题。

  27. The module category of quantum GL_n is a direct sum of the ones of infinitely many q-Schur algebras .

    量子GLn的模范畴等价于无穷多个q-Schur代数的模范畴的直和。

  28. We introduce the notion of topological direct sum , and get a representative theorem of inductive limit by topological direct sum and quotient space .

    然后引入拓扑直和的概念,利用它和商空间给出一个归纳极限表示定理。

  29. Introduce the new concepts of weak domain , weak principal ideal ring and weak Euclidean ring . Investigate some properties keeped by direct sum of rings .

    引进了弱整环、弱主理想环、弱欧氏环等概念,研究了环的直和保持的一些性质。

  30. According to algebraic property that a direct sum of Galois fields is isomorphic to a finite ring , the linear block code for multiplexing systems is proposed .

    依据有限域直和与有限环同构的代数性质,对多路复用系统构造线性分组码。