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单词 Locus of points
释义

Locus of points

中文百科

轨迹 Locus (mathematics)

(重定向自Locus of points)
(distance PA) = 3.(distance PB)
Locus of point C
The locus is a circle

在数学中,轨迹指的是含有某种性质的所有点的集合。它是一种几何形状。

常见的轨迹:

  • 直线:到平面内两点的距离相等的所有点的集合;
  • 圆:到平面内某一点(圆心)距离相等的所有点的集合;
  • 椭圆:到平面内两点(焦点)的距离之和相等的所有点的集合;
  • 双曲线:到平面内两点的距离之差相等的所有点的集合;
  • 抛物线:平面内到一定点和到一条不过此点的定直线(准线)的距离相等的点的集合。
英语百科

Locus (mathematics) 轨迹

(重定向自Locus of points)
Each curve in this example is a locus defined as the conchoid of the point P and the line l. In this example, P is 8cm from l.
(distance PA) = 3.(distance PB)
Locus of point C
The locus is a circle

In geometry, a locus (plural: loci) (Latin word for "place", "location") is a set of points (commonly, a line, a line segment, a curve or a surface), whose location satisfies or is determined by one or more specified conditions.

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更新时间:2025/6/17 4:53:22