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   Convert from the body axes to stability axes.
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   Form:
   m = JacobVB( v )
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   ------
   Inputs
   ------
   v           (3,1) Velocity

   -------
   Outputs
   -------
   m           (3,3) Jacobian matrix
                     [�Vx/�alpha �Vx/�beta �Vx/�vT]
                     [�Vy/�alpha �Vy/�beta �Vy/�vT]
                     [�Vz/�alpha �Vz/�beta �Vz/�vT]

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