# matrix size

I am writing a function that may take a matrix of varying size as an input. What is the command for finding the dimensions of a matrix in Sage?

matrix size

add a comment

4

You can get the dimensions with the `nrows`

and `ncols`

methods:

```
sage: m
[0 0 0]
[0 0 0]
sage: m.nrows()
2
sage: m.ncols()
3
```

Asked: **
2011-03-22 09:22:48 -0500
**

Seen: **9,477 times**

Last updated: **Mar 22 '11**

Making a dictionary of matrices, and save the session

How to force a matrix display accordingly?

Can I get the invariant subspaces of a matrix group action?

import csv file: integers appearing as floating points

Calculating an Orthonormal Basis

Efficient kernel-computing of sparse GF2 matrices

Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.