138     void analyzePattern(const MatrixType& amat);
141     void factorize(const MatrixType& amat);
149     IncompleteLUT<Scalar>& compute(const MatrixType& amat)  in compute()  argument
151       analyzePattern(amat);   in compute()
152       factorize(amat);  in compute()
223 void IncompleteLUT<Scalar>::analyzePattern(const _MatrixType& amat)  in analyzePattern()  argument
226   SparseMatrix<Scalar,ColMajor, Index> mat1 = amat;  in analyzePattern()
227   SparseMatrix<Scalar,ColMajor, Index> mat2 = amat.transpose();  in analyzePattern()
242 void IncompleteLUT<Scalar>::factorize(const _MatrixType& amat)  in factorize()  argument
248 …eigen_assert((amat.rows() == amat.cols()) && "The factorization should be done on a square matrix"…  in factorize()
249   Index n = amat.cols();  // Size of the matrix  in factorize()
259   mat = amat.twistedBy(m_Pinv);  in factorize()
267   Index fill_in =   static_cast<Index> (amat.nonZeros()*m_fillfactor)/n+1;  in factorize()