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
  Synonym:four4IVtetradquaternquaternaryquaternityquartetquadrupletfoursomeLittle Joe

双语例句

• 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
• 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。
• Simultaneous diagonalization of two quaternion normal matrices
  2个四元数正规矩阵的同时对角化问题
• The norm of a quaternion is similar to that of a vector. examining resemblances or differences.
  四元数的平均值与矢量的有点相似。检查相似点或不同点。
• Simulation Modeling of Satellite Attitude Control System Based on Quaternion Feedback
  基于四元数反馈的卫星姿态控制系统仿真模型建立
• 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。
• Calculates the natural logarithm of a quaternion.
  计算四元数的自然对数。
• On Diagonalization of Matrices and Schur Theorem over Quaternion Field;
  四元数体上矩阵的对角化和Schur定理（英文）
• 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。
• 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。