nLab
tangent function

Contents

Contents

Idea

In trigonometry, the tangent function is one of the basic trigonometric functions.

Definition

The tangent function is the ratio of the sine and the cosine:

tan(x)=sin(x)cos(x) \tan(x) = \frac{\sin(x)}{\cos(x)}

References

Last revised on May 10, 2019 at 11:07:36. See the history of this page for a list of all contributions to it.