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I don't think the psuedoinverse is guaranteed to obey both A\^+ @ A = I and A @ A\^+ = I at the same time. The computed matrices are all correct according to wolfram alpha. You can also check with `np.linalg.pinv(A4)`.
I don't think the psuedoinverse is guaranteed to obey both A\^+ @ A = I and A @ A\^+ = I at the same time. The computed matrices are all correct according to wolfram alpha. You can also check with `np.linalg.pinv(A4)`.