Top "Trigonometry" questions

Trigonometry is a branch of mathematics that studies triangles and the relationships between their sides and the angles between sides

How to use the PI constant in C++

I want to use the PI constant and trigonometric functions in some C++ program. I get the trigonometric functions with …

c++ trigonometry
How do I calculate a point on a circle’s circumference?

How can the following function be implemented in various languages? Calculate the (x,y) point on the circumference of a …

algorithm math trigonometry
How to calculate the angle between a line and the horizontal axis?

In a programming language (Python, C#, etc) I need to determine how to calculate the angle between a line and …

c# python trigonometry
How does C compute sin() and other math functions?

I've been poring through .NET disassemblies and the GCC source code, but can't seem to find anywhere the actual implementation …

c math trigonometry
What is the method for converting radians to degrees?

I run into this occasionally and always forget how to do it. One of those things that pop up ever …

algorithm math trigonometry
Calculating the position of points in a circle

I'm having a bit of a mind blank on this at the moment. I've got a problem where I need …

algorithm math trigonometry geometry
2D Euclidean vector rotations

I have a euclidean vector a sitting at the coordinates (0, 1). I want to rotate a by 90 degrees (clockwise) around the …

c++ math vector rotation trigonometry
Inverse Cosine in Python

Apologies if this is straight forward, but I have not found any help in the python manual or google. I …

python math trigonometry
numpy.sin function in degrees?

I'm working on a problem that has to do with calculating angles of refraction and what not. However, it seems …

python math numpy trigonometry
How to convert x,y coordinates to an angle?

Microsoft provide an excellent SVG gradient maker so IE9 can also have "CSS3" gradients (click Custom). I currently utilise their …

javascript css svg gradient trigonometry