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# Function sum
Compute the sum of a matrix or a list with values.
In case of a (multi dimensional) array or matrix, the sum of all
elements will be calculated.
## Syntax
```js
math.sum(a, b, c, ...)
math.sum(A)
```
### Parameters
Parameter | Type | Description
--------- | ---- | -----------
`args` | ... * | A single matrix or or multiple scalar values
### Returns
Type | Description
---- | -----------
* | The sum of all values
## Examples
```js
math.sum(2, 1, 4, 3) // returns 10
math.sum([2, 1, 4, 3]) // returns 10
math.sum([[2, 5], [4, 3], [1, 7]]) // returns 22
```
## See also
[mean](mean.md),
[median](median.md),
[min](min.md),
[max](max.md),
[prod](prod.md),
[std](std.md),
[variance](variance.md)