当然我们还不能看到，三元函数的图像，因为它处在一个四维空间里。
Except, of course, we haven't see the graph of a function of three variables because that would live in 4-dimensional space.
论证了两曲面的交线为空间曲线，其方程为一元四次隐函数关系式；
It is proved that the intersecting line of the two curved surface is space curve, and the equation is quartic implicit function with one unknown.
利用解析试函数法构造一个内参型四结点八自由度广义协调膜元。
Based on the analytical trial functions, a 4-node 8 degrees-of-freedom generalized conforming plane element with internal parameters is developed in this paper.
本文利用直角坐标下函数的完备性来建立等参坐标下的非协调位移函数，给出了一对在直角坐标下二次完备的四边形平面等参非协调元。
In this paper, the incompatible displacement functions are constructed which possess completeness in Cartesian coordinates. A pair plane quadrilateral isoparametric incompatible elements are given.
在分析了四元数函数与角速度的关系后，提出了角速度光滑插值的方法，并能计算出任一时间角速度的值。
After analyzing the relation between a quaternion function and the angular velocity it represents, a smooth angular velocity interpolation algorithm is proposed.
本文给出了四元数矩阵函数的定义，讨论了四元数矩阵函数的一些性质。
This paper discusses the definition and properties for functions of quaternion matrix.
本文给出了用定义法证明二元函数可微性的四则运算法则与复合运算法则。
Four Arithmetic Operations of Fuzzy Number by Method of Intersection Point or Discontinuity Point;
本文给出了用定义法证明二元函数可微性的四则运算法则与复合运算法则。
Four Arithmetic Operations of Fuzzy Number by Method of Intersection Point or Discontinuity Point;
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