Getting the length of a vector

asked 2017-11-26 22:52:01 +0100

Poetastrophe
37 ●1 ●4 ●8

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).

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answered 2017-11-26 22:59:43 +0100

tmonteil
27423 ●31 ●204 ●517 http://wiki.sagemath.o...

You can use the norm method:

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

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Thank you a lot. Saved my life!

Poetastrophe ( 2017-11-27 11:56:56 +0100 )edit

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Asked: 2017-11-26 22:52:01 +0100

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Last updated: Nov 26 '17

Getting the length of a vector edit