How to randomly scatter points inside a circle with ggplot, without clustering around the center?
Solution for How to randomly scatter points inside a circle with ggplot, without clustering around the center? is Given Below: …
geometry
Getting angle between 2 vectors with the same starting point 2D
Solution for Getting angle between 2 vectors with the same starting point 2D is Given Below: I’m having some trouble …
Can this be solved with a line sweep algorithm in O(n)?
Solution for Can this be solved with a line sweep algorithm in O(n)? is Given Below: In this problem we …
In ggplot, how to draw a circle/disk with a line that divides its area according to a given ratio and colored points inside?
Solution for In ggplot, how to draw a circle/disk with a line that divides its area according to a given …
Calculate Total Length of Given linear Curves ignoring Bends
Solution for Calculate Total Length of Given linear Curves ignoring Bends is Given Below: I want to calculate the total …
Angles enclosed in parallel lines
Imagine that you are going for a walk, from west to east, in the direction of the arrow along the …
An algorithm for inflating/deflating (offsetting, buffering) polygons
I thought I might briefly mention my own polygon clipping and offsetting library – Clipper. While Clipper is primarily designed …
An angle inside a regular pentagon
Let $G$ be reflection of $A$ about $EF$. Clearly $EG=AE=ED$ and $angle GED = angle AED – angle AEF – …
Shortest distance between a point and a line segment
I need a basic function to find the shortest distance between a point and a line segment. Feel free to …
An application of the Casey’s theorem.
Let $M$ be the midpoint of the arc $KL$ containing points $A$ and $C$. Denote by $R, S, X, Y, …