# 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

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1

You can use the `norm`

method:

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

Asked: **
2017-11-26 15:52:01 -0500
**

Seen: **1,745 times**

Last updated: **Nov 26 '17**

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