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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def angmom(x):
 """ returns angular momentum vector of phase-space point x"""

    return np.array([x[1]*x[5]-x[2]*x[4],x[2]*x[3]-x[0]*x[5],x[0]*x[4]-x[1]*x[3]])