quaternion
英
美
网络 四元素; 四元数; 四元數; 四元组
复数：quaternions
英英释义
noun
- the cardinal number that is the sum of three and one
双语例句
- So, dual Euler method is better than quaternion method in the solution of the singularity of the Euler equation.
对解决欧拉方程奇异性的双欧法和四元数法进行了对比研究。 - Calculates the natural logarithm of a quaternion.
计算四元数的自然对数。 - Discontinuous Characteristic Boundary Value Problems for Hyperbolic Equations in Commutative Quaternion Algebra
交换四元数代数中一类双曲型方程的间断特征边值 - Since unitary congruence of quaternion matrices is in connection with unitary similarity of quaternion matrices, we also discuss some properties of the unitary similarity of quaternion matrices.
由于四元数矩阵的酉相合与酉相似有着密切联系，本文还讨论了四元数矩阵的酉相似的一些性质。 - In addition, the paper also discussed a group of formula of vector differentiation in quaternion form.
文章还讨论了四元数形式的矢量微分运算的一组计算公式。 - The quaternion matrix singular value perturbation theorem is generalized and these results are also new one for complex matrix.
本文对四元数体上矩阵奇异值摄动定理给出了推广，且这些结果对复矩阵也是新的。 - Two kind of linear representations of the generalized quaternion algebras are given, and a necessary and sufficient condition about the isomorphism of two generalized quaternion algebras is obtained.
给出了广义四元数代数的两种线性表示，导出了两个广义四元数代数同构的充要条件； - In the paper the generalized numerical radiuses of real quaternion matrices with symmetric function are defined and theirs inequalities are given.
本文定义了带有对称函数的实四无数矩阵的广义数值半径并得到了它们所满足的不等式。 - Considering the target angle rate changing, an adaptive attitude tracking control law was designed based on the error quaternion, and the corresponding close system stability was also proved.
考虑目标姿态角速度可以时变的一般情形，设计了基于误差四元数的自适应姿态跟踪控制律，给出了稳定性证明。 - A kind of control law is designed using unit quaternion and angular velocity by the feedback nonlinearization approach firstly.
首先利用反馈非线性化方法，给出一种不含非线性扭矩项、仅由四元数和角速度的线性组合构成的控制规律。