首次在射影坐标系下对亏格为3的超椭圆曲线密码体制推导了无需求逆的明确公式。
For the first time, the inversion-free explicit formulae are derived for genus 3 HECC in projective coordinate system.
斜椭圆弧在原坐标系中的每个象限的轨迹并不是单调函数，因此不能按各个象限进行插补。
The diagonal ellipse arc in each quadrant of primary reference frame is not a monotonic function, so it is impossible to implement interpolation according to each quadrant.
在直角坐标系中分别表示出了均匀带电椭圆形环在中心轴线上任意位置处的电势及电场。
In the rectangular coordinate system, we express the electric field intensity and different position electric field energy of the elliptical ring with positive electric charge in the central axis.
通过建立合适的双基坐标系，得出双基雷达的等距离和曲线方程是一族椭圆。
By establishing proper bistatic coordinates, a conclusion is obtained that equidistance curves of bistatic radar are a series of ellipses.
详细推导了在极坐标系下的谱元方法的具体计算公式，求解了极坐标系下的简单椭圆型二阶偏微分方程；
The formulas of the spectral element method in polar coordinate are induced and described in detail. Spectral element method is a high-order weighted residual technique.
在直角坐标系中分别表示出了均匀带电椭圆形环在中心轴线上任意位置处的电势及电场。
The new solution of an electric potential and an electric field distributions for a charged electric conduct ring.
在直角坐标系中分别表示出了均匀带电椭圆形环在中心轴线上任意位置处的电势及电场。
The new solution of an electric potential and an electric field distributions for a charged electric conduct ring.
应用推荐