R: Vectorization of a matrix

vec {fastmatrix} | R Documentation

## Vectorization of a matrix

### Description

This function returns a vector obtained by stacking the columns of x

### Usage

      vec(x)

### Arguments

`x` | a numeric matrix.

### Value

Let `x` be a n by m matrix, then `vec(x)` is a nm-dimensional vector.

### Examples

    x <- matrix(rep(1:10, each = 10), ncol = 10)
    x
    y <- vec(x)
    y

[Package fastmatrix version 0.4 Index]