Function tan
Calculate the tangent of a value. tan(x)
is equal to sin(x) / cos(x)
.
For matrices, the function is evaluated element wise.
Syntax
tan(x)
Parameters
Parameter | Type | Description |
---|---|---|
x |
number | BigNumber | Complex | Unit | Array | Matrix | Function input |
Returns
Type | Description |
---|---|
number | BigNumber | Complex | Array | Matrix | Tangent of x |
Examples
tan(0.5); // returns number 0.5463024898437905
sin(0.5) / cos(0.5); // returns number 0.5463024898437905
tan(pi / 4); // returns number 1
tan(unit(45, 'deg')); // returns number 1