MATLAB: Unit vectors
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Like explained in the article, you have to divide a vector by its magnitude to obtain the corresponding unit vector. This is exactly how it has to be done in MATLAB. Therefor the norm-function presented before is used. For an existing vector v, the corresponding unit vector ve is computed as follows:
Applying the norm-function to the new vector ve proves that is has length 1. The described approach works for vectors of any dimension.