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 calculate Heading using Gyro and magnetometer

I have raw data of Gyroscope and magnetometer. on basis of this data, i have to calculate Heading information with …

trigonometry gyroscope magnetometer heading sensor-fusion
Computational cost of trig functions

Possible Duplicate: How do Trigonometric functions work? What actually goes into the computation of trig functions like Sin, Cos, Tan …

math optimization trigonometry
How can I work around the fact that in C++, sin(M_PI) is not 0?

In C++, const double Pi = 3.14159265; cout << sin(Pi); // displays: 3.58979e-009 it SHOULD display the number zero I understand …

c++ trigonometry cmath
How to look up sine of different frequencies from a fixed sized lookup table?

I am sampling a sine wave at 48 kHz, the frequency range of my sine wave can vary from 0 to 20000 Hz …

c embedded signal-processing lookup-tables trigonometry
Is php deg2rad() equal to mysql radians()

Are these functions the same? If not, what is an appropriate php equivalent to mysql's radians()

php sql mysql trigonometry
Why is std::sin() and std::cos() slower than sin() and cos()?

Test code: #include <cmath> #include <cstdio> const int N = 4096; const float PI = 3.1415926535897932384626; float cosine[N][N]; …

c++ performance cmath trigonometry
Calculating evenly spaced points on the perimeter of a circle

The math behind this question has been asked numerous times, so that's not specifically what I'm after. Rather, I'm trying …

javascript trigonometry
Determine if angle lies between 2 other angles

I am trying to figure out whether a angle lies between 2 other angles. I have been trying to create a …

c++ math trigonometry
Trigonometric functions on embedded system

sin and cos functions are slow and need a lot of resources to run on embedded systems. How does one …

c math embedded trigonometry
Detecting if angle is more than 180 degrees

I'm working on a problem that the professor assigned, and I'm having a problem looking for a way to detect …

c algorithm math computational-geometry trigonometry