# complex

Returns a complex number composed of real elements.

## Syntax

complex(x)

complex(r, im)

## Inputs

`x`- A real number.
`r`- Real part of complex number.
`im`- Imaginary part of complex number.

## Outputs

- R
- Complex number created from
`r`and`im`.

## Examples

Simple example for the usage of complex:

`complex(1,8.2)`

`ans = [ 1 + 8.2i]`

Single input example for complex. By calling
iscomplex on ans, one can see that
`x` was coverted to a complex from a real number:

`complex(4)`

`ans = 4`