... quadric cone 二次锥面 quadric curve 二次曲线 quadric discriminant function 二次判别函数 ...
基于18个网页-相关网页
space quadric curve 空间四次曲线
dual quadric curve 双二次曲线
planar quadric curve 平面二次曲线
central quadric curve 中心二次曲线
quadric curve matching 二次曲线匹配
centerless quadric curve 无心二次曲线
noncentral quadric curve 非中心二次曲线
degenerate quadric curve 退化二次曲线
family of quadric curve 二次曲线族
This paper infers the parametric equation of the quadric B-spline curve, introduces its character, and gives the special method of process when the curve is approximated.
本文推导出计算机绘图中的二次B一样条曲线的参数方程，介绍二次B一样条曲线的性质，并给出在逼近曲线时的特殊处理方法。
With the Lagrange multiplier method, the minimum distance of the center of a circle and a quadric surface was provided and the tangency condition of curve and surface was given.
利用拉格朗日乘子法求解二次曲线和二次曲面之间的最小距离，给出了曲线与曲面相切的条件。
Furthermore, the subdivision formula of the quadric C-curve is presented at its arbitrary point.
另外，还给出了二次C-曲线在任意一点的细分公式。
应用推荐