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
- 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。 - In the paper a general space-time transformation theory is established with complex quaternion as space-time algebra.
以复四元数为时空代数，建立了一个广义时空变换理论。 - Extracting Dynamic Error of Accelerometer Tested on Three-axis Turntable by Quaternion
用四元数法提取加速度计三轴转台测试中的动态误差量 - Mixed Operation of Quaternion, Special Function Differentiation and Application of Rolle's Theorem in Mizar
四元数混合运算及特殊函数的微分公式和洛尔定理应用的Mizar实现 - 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。 - Study on Some Matrices Problems over Real Quaternion Division Algebra
四元数体上代数的若干矩阵问题研究 - 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。 - 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。 - First, according to the tracking error dynamics and kinematics described by unit quaternion error and angular velocity error, a sliding mode controller is derived based on Lyapunov theory.
首先根据由误差四元数和误差角速度描述的跟踪误差动力学和运动学方程，设计了基于李亚普诺夫方法的滑模变结构控制律。 - 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；