# Getting the length of a vector

Is there a way to get the length of a vector according to the form: For a vector (v_1,v_2,v_3, ... , v_n), get the result sqrt(v_1^2 + v_2^2 + v_3^2 + ... + v_n^2).

Getting the length of a vector

add a comment

2

You can use the `norm`

method:

```
sage: v = vector((3,4))
sage: v
(3, 4)
sage: v.norm()
5
```

1

Please start posting anonymously - your entry will be published after you log in or create a new account.

Asked: ** 2017-11-26 22:52:01 +0200 **

Seen: **5,935 times**

Last updated: **Nov 26 '17**

HowTo implement filter for multiprocessing module?

v4.5.2 Upgrade Breaks Notebook, "got EOF subprocess must have crashed..."

where to get python coding tutorial for beginners link PDF

What's the vector equivalent to Pythons list addition? `[1,2]+[3,4]=[1,2,3,4]`

When does 1/2=0 ? (python's integer division Vs Sage's exact fractions)

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.