.. _arduino-tan:

tan(rad)
========

Description
-----------

Calculates the tangent of an angle (in radians). The result will be
between negative infinity and infinity.



Parameters
----------

rad: the angle in radians (*float*)



Returns
-------

The tangent of the angle (*double*)



See also
--------


-  `sin <http://arduino.cc/en/Reference/Sin>`_\ ()
-  `cos <http://arduino.cc/en/Reference/Cos>`_\ ()
-  `float <http://arduino.cc/en/Reference/Float>`_
-  `double <http://arduino.cc/en/Reference/Double>`_