QUnit:

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   Unitizes a quaternion. Quaternions are assumed to be the columns of q.

   Since version 1.
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   Form:
   qu = QUnit( q )
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   ------
   Inputs
   ------
   q               (4,:)  Quaternions

   -------
   Outputs
   -------
   qu              (4,:)  Unitized quaternions

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Children:

Math: Linear/DupVect
Math: Linear/Mag