changjiang-bu documents

Group inverse for the block matrices with an invertible subblock
Documents Group inverse for the block matrices with an invertible subblock
Invertible linear maps preserving {1}-inverses of matrices over PID
Documents Invertible linear maps preserving {1}-inverses of matrices over PID
Representations for the Drazin inverses of the sum of two matrices and some block matrices
Documents Representations for the Drazin inverses of the sum of two matrices and some block matrices
Signless Laplacian spectral characterization of the cones over some regular graphs
Documents Signless Laplacian spectral characterization of the cones over some regular graphs
Starlike trees whose maximum degree exceed 4 are determined by their Q-spectra
Documents Starlike trees whose maximum degree exceed 4 are determined by their Q-spectra