Math.tan()

Signature

double tan (double a)

Domain

action, condition

Description

Returns the trigonometric tangent of an angle. Special cases:
If the argument is NaN or an infinity, then the result is NaN.
If the argument is zero, then the result is a zero with the same sign as the argument.
A result must be within 1 ulp of the correctly rounded result. Results must be semi-monotonic.

Parameters

Name	Type	Description
`a`	`double`	An angle, in radians.

Returns

Type	Description
`double`	The tangent of the argument.

Cautions

none

Example

String result = String.valueOfDouble (Math.tan (0.5));

Result is: result contains: "0.5463024898437905".