• A note on the scalar Haffian 

      Neudecker, Heinz (Institut d'Estadística de Catalunya, 2000)
      Article
      Accés obert
      In this note a uniform transparent presentation of the scalar Haffian will be given. Some well-known results will be generalized. A link will be established between the scalar Haffian and the derivative matrix as developed ...
    • Magic coverings and the Kronecker product 

      López Masip, Susana Clara; Muntaner Batle, Francesc Antoni; Rius Font, Miquel (2014-11-01)
      Article
      Accés restringit per política de l'editorial
      In this paper we study a relationship existing among (super) magic coverings and the well known Kronecker product of matrices. We also introduce the concept of Z(n)-property for digraphs in order to study this relation ...
    • Magic coverings and the Kronecker product 

      López Masip, Susana Clara; Muntaner Batle, Francesc Antoni; Rius Font, Miquel (2009-12-11)
      Article
      Accés obert
      In this paper we study a relationship existing among (super) magic coverings and the well known Kronecker product of matrices. We also introduce the concept of Zn–property for digraphs in order to study this relation ...