linear algebra - What's the equation for a line segment?
2016年6月20日 · You can make a line segment like this:-sqrt(x)² gives a line with a negative slope for which if x is negative, the function is undefined. you can limit the values of y by doing: sqrt( …
geometry - Check if a segment line intersects a triangle (and how …
2017年6月24日 · A segment is defined using two points. A triangle is defined using three points, and here we consider the plane that's bounded by those three points. How can I get the point …
general topology - Line segments are always compact?
2019年4月14日 · But in infinite dimensional spaces we have that closed balls are not compact (right?). Hence this argument fails... but I think the result still holds because a line segment is …
C1-close maps to identity - Mathematics Stack Exchange
2020年1月13日 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …
How to find the B (x2, y2) poin on a chart knowing the angle, the ...
2020年11月27日 · How I find the B(x2, y2) in the below chart? I want to draw the Fibonacci Fan lines from point A, knowing the x1 and y1, to point B. The line can be a segment with a length …
Shortest line segment that is cut off by the first quadrant and …
2015年4月16日 · Find the minimum length of a line segment with endpoints on the coordinate axes that passes through the point $(1, 1)$ 3 Find an equation of the curve that passes …
What is an equation of a "line segment"? - Mathematics Stack …
2020年5月9日 · Similarly if we enter that kind of equation of a line segment into a graphing calculator, the graph of the line segment should be simply invalid after the certain terminating …
How to tell if a line segment intersects with a circle?
In short, I need a function to find if any point of a line segment lies in or on a given circle. EDIT: My application is that I'm using the circle as a proximity around a point. I'm basically testing if …
Proof that any line segment has exact one midpoint.
2017年2月7日 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …
Line segment and arc intersection - Mathematics Stack Exchange
2018年4月19日 · Firstly, I have a line segment, defined in terms of two points i.e. start point and end point. Secondly, I have an arc, defined in terms of two points i.e. start point and end point …