The maximum multiplicity and the two largest multiplicities of eigenvalues in a Hermitian matrix whose graph is a tree.Published in:Special Matrices, 2015, v. 3, n. 1, p. -1, doi. 10.1515/spma-2015-0001By:Fernandes, RosárioPublication type:Article
When powers of a matrix coincide with its Hadamard powers.Published in:Special Matrices, 2015, v. 3, n. 1, p. -1, doi. 10.1515/spma-2015-0002By:Drnovšek, RomanPublication type:Article