math cos for math

Returns the cosine of the number.

Signature

> math cos --degrees

Parameters

• --degrees (-d): Use degrees instead of radians

Input/output types:

input	output
list<number>	list<number>
number	number

Examples

Apply the cosine to π

> 3.141592 | math cos | math round --precision 4
-1

Apply the cosine to a list of angles in degrees

> [0 90 180 270 360] | math cos -d
╭───┬───────╮
│ 0 │  1.00 │
│ 1 │  0.00 │
│ 2 │ -1.00 │
│ 3 │  0.00 │
│ 4 │  1.00 │
╰───┴───────╯

Tips: Command math cos was not included in the official binaries by default, you have to build it with --features=extra flag