Calculates the tangent.
double tan (double x);
Required Header |
<math.h> |
Return Value
This function returns the tangent of a double in radians.
Parameters
x
The value to be converted
Remarks
The tan function calculates the tangent of x to 15 digits of precision.
See Also asin, acos, atan, atan2, sin, cos, sinh, cosh, tanh, cot