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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 Areml_eigh(self):
 """compute the eigenvalue decomposition of Astar"""

        s,U = LA.eigh(self.Areml(),lower=True)
        i_pos = (s>1e-10)
        s = s[i_pos]
        U = U[:,i_pos]
        return s,U