@property
    def MfMuiI(self):
        if getattr(self, '_MfMuiI', None) is None:
            self._MfMuiI = self.mesh.getFaceInnerProduct(self.curModel.mui, invMat=True)
        return self._MfMuiI
Inverse of :code:`MfMui`.
dataset/ETHPy150Open simpeg/simpeg/SimPEG/EM/Base.py/BaseEMProblem.MfMuiI