Group: | Matrix Manipulation |
Topic: | General Commands |
See also: | unit matrix diag zeros |
Function: | eye | |
Description: | creates a d-dimensional identity matrix |
Usage: | z = eye(d) | |
Input: | ||
d | positive integer, dimension of matrix | |
Output: | ||
z | d x d identity matrix |
z = eye(3) z
Contents of z [1,] 1 0 0 [2,] 0 1 0 [3,] 0 0 1