quaternions

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网络  四元法; 四元数; 四元除环; 四元数法

双语例句

• The criterion of equality of two quaternions is that their scalar parts shall be equal.
  两个四元数相等的准则是，它们的数量部分相等。
• Are two quaternions equal to each other?
  两个四元数相等？
• The designs of hardwares and softwares are discussed and the real time attitude and navigation algorithms based on quaternions are given.
  文中叙述了硬软件设计过程及系统特点，给出了基于四元数的姿态及导航实时算法。
• An adaptive control approach based on quaternions for the spacecraft with reaction wheels was proposed.
  文中针对飞轮控制航天器提出了一种基于四元数的自适应控制方法。
• In this paper, we study proper norms of the quaternions and give the forms which fit for the kernel dimensions of 1,2 or 3.They are the generalized forms of complex numbers, and we give some better results.
  讨论了四元数中的真半范数，并给出了它的一般形式，它适合核维数分别为1,2,3的情形，推广了复数域中的真半范数的一般形式，给出了一个较好的结果。
• Quaternions are used to describe the attitude of the rigid body system in this paper.
  采用四元数法描述了刚体姿态系统。
• The probability analysis of the rounding error is given for the numerical solution of the differential equations of the quaternions in the strapdown guidance system.
  对捷联式制导系统中四元数微分方程数值求解舍入误差进行概率分析。
• Quaternions are used to represent rotations.
  四元数用于表示旋转。
• It is not easy to study quaternion algebra problems because of the non-commutative multiplication of quaternions.
  由于四元数乘法的不可交换性，造成了对四元数代数问题研究的困难。
• Vector is a useless survival, or offshoot from quaternions.
  向量是无用的幸存物或四元数的无价值的支流。