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- pencil of quadratic curves 二次曲线束
- By using the definition and property of asymptote of quadratlc curves,this paper explores the seeking meth-ods of asymptote of quadratic curves according to different ways. 本文通过二阶曲线渐近线的定义、性质,从不同的角度探讨了二阶曲线渐近线的求法。
- It introduces the utility function of quadratic curve form and establishes a maximization model of expected utility in the context of portfolio selection decision problems. 首先以证券组合投资决策问题为背景,引入二次曲线型效用函数,给出期望效用最大化数学模型;
- They had to accept the blue pencil of the censor. 他们不得不接受检查员的修改。
- We like the masterly pencil of Rembrandt. 我们喜欢伦勃朗的精巧画法。
- The Five-point Deterministic Method of Quadratic Curve Equations 二次曲线方程的五点确定法
- Notes to the Two Kinds of Definitions of Quadratic Curve 关于二次曲线的两种定义的注记
- A New Method of Seeking a Soluhon to the Tangent Line of Quadratic Curve 二次曲线切线的一种新求法
- By using the projective geometry,some schemes for generating rational curves from pencil of lines are investigated in this paper. 采用射影几何学方法,研究从直线束生成有理曲线的技术方案。
- However, most shapes require more points to describe with quadratic curves than cubics. 尽管如此,对于多数形状,二次要比三次贝塞尔曲线需要更多的点来描述。
- A new method for fast image generation of quadratic surfaces based on equi-intensity curves is proposed on the basis of the geometric model and the shading model analysis. 在对二次曲面的空间几何模型和光照模型分析的基础上,提出了基于等灰度线生成二次曲面的快速成象方法。
- The Circle Interpolator based on the algebra figuring, if we change only a few preset constants in the register, we can directly Interpolate a quadratic curves. 基于代数演算法的圆弧插补器,只要改变相应的几个寄存器的予置常数,就可直接插补非圆二次曲线。
- Simplification and Popularization for the Theory of Midpoint Chord of Quadratic Curve 二次曲线中点弦理论的简化和推广
- THE METHODS OF SOLVING TANGENT PLANE EQUATIONS OF QUADRATIC SURFACE AND TANGENT EQUATIONS OF QUADRATIC CURVE 一种求二次曲面切平面及二次曲线切线方程的方法
- pencil of curves of the second order 二次曲线束
- Methods:The method of quadratic regressive orthogonal experiment was used. 方法:采用二次回归的正交试验法。
- This paper discusses that with some changes in the predetermined registers of circle interpolator,the non-circular quadratic curves can be directly interpolated by the circle interpolator. 基于代数演算法的圆弧插补器,只要改变相应的几个寄存器的予置常数,就可直接插补非圆二次曲线。
- Comment on Solving Problems by a Pencil of Curves 评注曲线系解题
- Pen and pencil poke out over the top of his coat pocket. 钢笔和铅笔从他上衣口袋上面戳了出来。
- The quadratic system in space with a first integral of quadratic cylinder is discussed. 摘要继续讨论以二次柱面为首次积分的空间二次系统。