Function sin

Calculate the sine of a value.

For matrices, the function is evaluated element wise.

Syntax

sin(x)

Parameters

Parameter Type Description
x number | BigNumber | Complex | Unit | Array | Matrix Function input

Returns

Type Description
number | BigNumber | Complex | Array | Matrix Sine of x

Examples

sin(2);                      // returns number 0.9092974268256813
sin(pi / 4);            // returns number 0.7071067811865475
sin(unit(90, 'deg'));   // returns number 1
sin(unit(30, 'deg'));   // returns number 0.5

var angle = 0.2;
pow(sin(angle), 2) + pow(cos(angle), 2); // returns number ~1

See also

cos, tan