Norm of a vector

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Ayesha 2014-2-12

回答： Roger Stafford 2014-2-12

Hi,

I would like to ask if there is any simple way of calculating norm of vector rather than using built-in function norm?

Roger Stafford 2014-2-12

For the "L2" norm of a vector v you can use

sqrt(sum(v.^2))

This is only one form of the 'norm' function. See the documentation for others.

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