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- under triangular matrix 下三角阵
- The elimination process leading to the eventual formation of an upper triangular matrix is then carried out. 于是进行导致最后形成一个上三角形矩阵的消去手续。
- Triangular matrices, in particular, are usually quite tractable. 特别地，三角矩阵常是十分易于驾驭的。
- Let D_(l+1)(R) be the orthogonal Lie algebra over a commutative ring R with 2 invertible and m_1 an l+ 1 upper triangular matrix. 设D_(l+1)(R)表示2为单位交换环R上的2(l+1)阶正交李代数。 若记m_1是R上的l+1阶三角矩阵，而是D_(l+1)(R)可解子代数。
- The authors characterize the forms of additive invertable operators preserving inverse matrix of the upper triangular matrix space over a field which characteristic is not 2 or 3 . 刻划了特征不为2及3的域上的上三角矩阵空间保逆矩阵的可逆加法算子的形式。
- In this paper we characterize idempotent preserving linear operators of upper triangular matrix R-algebra ?_n(R)over commutative integral domain R. We also determine involution preserving linear operators of ?_n(R) and R -algebra antomorphisms of ?_n(R). 刻划了交换整环R上的n×n上三角矩阵的R-代数?_n(R)的保幂等的线性算子,由此又确定了?_n(R)的保对合的线性算子以及R-代数自同构。
- MTL, the Matrix Template Library. Dense and sparse matrices and vectors; banded, symmetric, triangular matrices; basic algorithms. C . 矩阵模版库，紧密和稀疏矩阵、矢量，带状，对称、三角矩阵，基本算法（C语言）
- MTL, the Matrix Template Library. Dense and sparse matrices and vectors; banded, symmetric, triangular matrices; basic algorithms. C++. 矩阵模版库，紧密和稀疏矩阵、矢量，带状，对称、三角矩阵，基本算法（C++语言）
- Another useful property of triangular matrices is the ease with which their reciprocals may be calculated. 三角矩阵另一个有用的特性是容易用他们的倒数计算出来。
- She and I can't live under the same roof. 她和我不能住在一起。
- Storage Mapping of Triangular Matrix 三角矩阵的存储映射
- The enemy army crumpled up under our attacks. 敌军在我军的攻击下垮了。
- The firm will go under unless business improves. 生意若无起色，公司非垮不可。
- Graded Hereditary Triangular Matrix Rings 分次遗传三角矩阵环
- Graded nonsingular triangular matrix rings 分次非奇异三角矩阵环
- The baby's legs flailed under the quilt. 小孩的两条小腿在被子下面乱动。
- Properties of Graded Triangular Matrix Rings 分次三角矩阵环的性质
- In this paper we characterize the forms of additive operators preserving adjugate matrices on the space of upper triangular matrices over a field when n=3. 刻划了任意域上的三阶上三角矩阵空间保伴随矩阵的加法算子的结构。
- The fox went to ground under a rocky escarpment. 狐狸钻进了石崖下面的洞里。
- In this paper, we characterize the linear operators preserving adjoint matrices on the spaces of all matrices, symmetric matrices and upper triangular matrices over domain. 摘要木文刻画了整环上的全矩阵空间、对称矩阵空间和上三角矩阵空间上保持伴随矩阵的线性算子的结构。
