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

• Power Market Reform in European Union and Revelation to China; This paper studies comparatively dual Euler method and quaternion method which are used for the solution of the singularity of the Euler equation.
  欧盟电力市场化改革最新进展及启示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。
• 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
• In this paper, we obtain some inequalities for norm and traces of quaternion matrices.
  本文获得了四元数矩阵的范数和迹的一些不等式，改进了近期的某些结果。
• 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。
• 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；
• Calculates the natural logarithm of a quaternion.
  计算四元数的自然对数。
• 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。
• 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
• Arithmetic distance and distance of skew-Hermitian matrices over quaternion division ring with an involution
  具有对合的四元素体上斜Hermitian矩阵的距离与算术距离