# conj

Return the complex conjugate.

## Syntax

R = conj(x)

## Inputs

`x`- Dimension: scalar | complex | vector | matrix

## Outputs

- R
- scalar | complex | vector | matrix

## Examples

`conj(3+4i)`

`R = 3-4i`

`conj([i,-2i;3+4i,4-5i])`

```
R = [Matrix] 2 x 2
0 - 1i -0 + 2i
3 - 4i 4 + 5i
```

## Comments

conj(a+bi) = a-bi