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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 inverse_jacobian(self, maps):
 """Returns the Jacobian for transforming mass1 and mass2 to mchirp and q. """

        m1 = maps[parameters.mass1]
        m2 = maps[parameters.mass2]
        return conversions.mchirp_from_mass1_mass2(m1, m2)/m2**2.