mathjs/docs/reference/functions/matrixFromRows.md

Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with dif

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# Function matrixFromRows

Create a dense matrix from vectors as individual rows.
If you pass column vectors, they will be transposed (but not conjugated!)


## Syntax

```js
math.matrixFromRows(...arr)
math.matrixFromRows(row1, row2)
math.matrixFromRows(row1, row2, row3)
```

### Parameters

Parameter | Type | Description
--------- | ---- | -----------
`rows` | ... Array &#124; Matrix | Multiple rows

### Returns

Type | Description
---- | -----------
number[][] &#124; Matrix | if at least one of the arguments is an array, an array will be returned


## Examples

```js
math.matrixFromRows([1, 2, 3], [[4],[5],[6]])
math.matrixFromRows(...vectors)
```


## See also

[matrix](matrix.md),
[matrixFromColumns](matrixFromColumns.md),
[matrixFromFunction](matrixFromFunction.md),
[zeros](zeros.md)