The locus of space tangent point and the arc segment of deck at side are obtained based on the above conditions.
在此基础上，求出首圆弧空间切点线和甲板边线的修正段。
In this paper, some relations of the invariants concerning the simplex and its tangent point simplex, are given and then, an inequality for the dihedral angles of a simplex is also presented.
本文首先给出单形的不变量和它的切点单形的不变量之间的若干关系式，然后再给出一个关于单形二面角的不等式。
That is how we reformulated it. That means we take our curve and we figure out at each point how big the tangent component I guess I should probably take the same vector field as before.
这是另一种形式，它意味着,要求出每点处向量在切向量方向的分量,我还是用之前那个向量场吧。
Say you have a minimum, well, the tangent plane at this point, at the bottom of the graph is going to be horizontal.
如果你说这是个极小值，那么这点的切平面应该是水平的。
And visually what we're accomplishing is somehow to take the hyperbola, and take a point on the hyperbola, and figure out some tangent line.
从视觉上看，我们要做的是，想办法，在这个反函数，在反函数上取一个点，设法找出切线。
See the point in the middle, at the origin, is a saddle point. If you look at the tangent plane to this graph, you will see that it is actually horizontal at the origin.
我们来看中间的那个点，在原点上，那就是一个鞍点，在这点做一个切平面,你可以看到这个切平面,是在原点上水平的。
Well, that means the gradient is actually perpendicular to the tangent plane or to the surface at this point.
那意味着，梯度向量在这点上，垂直于切平面或者是等值面。
And, at this point, I have the tangent plane to the level surface OK, so this is tangent plane to the level.
在这点上，我们有一个切于等值面的切面，这就是等值面的切平面。
What I do at any point is project F to the tangent direction, I figure out how much F is going along my curve and then I sum these things together.
我所做的就是把F投影到切向量方向上，得出F沿着曲线的值,然后再把这些加起来。
A derivative at a given point is just the slope of the tangent line that kisses that point.
一个给定点的导数不过就是一条切线的斜率轻吻了那个点。
The plane that contains all the lines tangent to a specific point on a surface.
包含所有在表面上的一个特殊的点相切的线的平面。
Crosshairs appear to indicate the perpendicular and tangent lines that extend from any point on the curve.
光标仅沿着曲线移动，十字准线显示指定的垂足和切线扩展到曲线的任意一点。
The problem of attaining the tangent equation of a certain point on a quadratic curve is basically solved in plane analytical geometry.
平面解析几何对“求过二次曲线外的点所引曲线切线的方程”的问题，未给出一般的方法和公式。
We present two practical linear methods computing straightest geodesics starting from a given point and going along a special tangent direction on triangle mesh.
我们提出了两个个实际的线性时间的算法求解三角网格上一点开始沿给定切方向的最直测地线。
The crack is re-sampled by the skeleton and calculate via vertical direction of the tangent direction of the point on skeleton.
通过骨架对裂缝二次采样，沿骨架点切线方向的垂线方向求出相应的宽度。
The line connecting the point and the center bisects the included Angle of the two tangent lines.
这一点和圆心的连线平分这两条切线的夹角。
During digitizing, the adaptive sampling planning method based on the curvature of surface and the slope of tangent line of measured point is proposed.
在曲面数字化方面，提出基于曲面曲率和被测点切线斜率的自适应采样规划。
That means that you want to pick, ultimately, a point on this — this line is tangent to the efficient portfolio frontier with all the other assets in it.
那意味着你会最终会在这上面选一个点-，这条直线是与有效边界相切的，后者包含了所有的资产组合。
The tangent stiffness matrix is obtained from the engineering strain and the principle for determining the limit point and bifurcation point is given.
由工程应变推导出几何非线性的切线刚度矩阵，并给出判断分歧点与极限点的准则，最后用一数值例题说明该方法的分析过程。
Life is a circle, some people walk all his life did not make fate draw a circle, each point on the circle have a tangent to take-off.
人生是个圆，有的人走了一辈子也没有走出命运画出的圆圈，圆上的每一个点都有一条腾飞的切线。
This paper proposes an approach to select the dynamical neighborhood for each point while constructing the tangent subspace based on the sampling density and manifold curvature.
针对流形学习的邻域优化问题，提出一种动态邻域的算法。
This paper proposes an approach to select the dynamical neighborhood for each point while constructing the tangent subspace based on the sampling density and manifold curvature.
针对流形学习的邻域优化问题，提出一种动态邻域的算法。
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