AbstractDiscretizations in various types of problems lead to quasi-tridiagonal matrices. In this paper, the inverse of a (nonsingular) quasi-tridiagonal matrix is obtained. In addition, a necessary and sufficient condition for a block matrix to have a quasi-tridiagonal inverse is derived
AbstractTridiagonal matrices arise in a large variety of applications. Most of the time they are dia...
summary:In this paper the problem of the inversion of quasitriangular matrices is considered. Formul...
summary:In this paper the problem of the inversion of quasitriangular matrices is considered. Formul...
AbstractDiscretizations in various types of problems lead to quasi-tridiagonal matrices. In this pap...
AbstractTridiagonal or Jacobi matrices arise in many diverse branches of mathematics and have been s...
AbstractThe inverse of a quasi-Hessenberg matrix is shown to have a simple structure. The result is ...
summary:In this paper the problem of the inversion of quasitriangular matrices is considered. Formul...
AbstractTridiagonal or Jacobi matrices arise in many diverse branches of mathematics and have been s...
AbstractThe inverse of a quasi-Hessenberg matrix is shown to have a simple structure. The result is ...
AbstractIn this paper we characterize the nonnegative nonsingular tridiagonal matrices belonging to ...
AbstractIn this paper, explicit formulae for the elements of the inverse of a general tridiagonal ma...
AbstractA generalization of tridiagonal matrices is considered, namely treediagonal matrices, which ...
AbstractIn the current work, the authors present a symbolic algorithm for finding the inverse of any...
Abstract. In this paper some results are reviewed concerning the characterization of inverses of sym...
We provide a new representation for the inverse of block tridiagonal and banded matrices. The new r...
AbstractTridiagonal matrices arise in a large variety of applications. Most of the time they are dia...
summary:In this paper the problem of the inversion of quasitriangular matrices is considered. Formul...
summary:In this paper the problem of the inversion of quasitriangular matrices is considered. Formul...
AbstractDiscretizations in various types of problems lead to quasi-tridiagonal matrices. In this pap...
AbstractTridiagonal or Jacobi matrices arise in many diverse branches of mathematics and have been s...
AbstractThe inverse of a quasi-Hessenberg matrix is shown to have a simple structure. The result is ...
summary:In this paper the problem of the inversion of quasitriangular matrices is considered. Formul...
AbstractTridiagonal or Jacobi matrices arise in many diverse branches of mathematics and have been s...
AbstractThe inverse of a quasi-Hessenberg matrix is shown to have a simple structure. The result is ...
AbstractIn this paper we characterize the nonnegative nonsingular tridiagonal matrices belonging to ...
AbstractIn this paper, explicit formulae for the elements of the inverse of a general tridiagonal ma...
AbstractA generalization of tridiagonal matrices is considered, namely treediagonal matrices, which ...
AbstractIn the current work, the authors present a symbolic algorithm for finding the inverse of any...
Abstract. In this paper some results are reviewed concerning the characterization of inverses of sym...
We provide a new representation for the inverse of block tridiagonal and banded matrices. The new r...
AbstractTridiagonal matrices arise in a large variety of applications. Most of the time they are dia...
summary:In this paper the problem of the inversion of quasitriangular matrices is considered. Formul...
summary:In this paper the problem of the inversion of quasitriangular matrices is considered. Formul...
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