# How to create a matrix of same entries?

For example, I want to make a 20 by 20 matrix with all entries being 10. Is there a quick command for that? Thanks!

add a comment

How to create a matrix of same entries?

asked
**
2016-11-29 15:26:27 -0500
**

This post is a wiki. Anyone with karma >750 is welcome to improve it.

add a comment

1

This is one way.

```
sage: matrix(ZZ, 4, 4, lambda i, j: 10)
[10 10 10 10]
[10 10 10 10]
[10 10 10 10]
[10 10 10 10]
```

Asked: **
2016-11-29 15:26:27 -0500
**

Seen: **41 times**

Last updated: **Nov 29 '16**

Generate a Matrix over a Finite Field with symbolic variables

Why can 'matrix' not use cached functions?

Orthonormal basis consisting of eigenvectors of a matrix

How to assign matrix (vector) value to variable

Printing (large) symbolic matrices

generation of certain matrices

Symbolic diagonalization, matrix differentiation and the wedge product

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.