# Function csc Calculate the cosecant of a value, defined as `csc(x) = 1/sin(x)`. For matrices, the function is evaluated element wise. ## Syntax ```js math.csc(x) ``` ### Parameters Parameter | Type | Description --------- | ---- | ----------- `x` | number | Complex | Unit | Array | Matrix | Function input ### Returns Type | Description ---- | ----------- number | Complex | Array | Matrix | Cosecant of x ## Examples ```js math.csc(2) // returns number 1.099750170294617 1 / math.sin(2) // returns number 1.099750170294617 ``` ## See also [sin](sin.md), [sec](sec.md), [cot](cot.md)