The 6^{th} de Brún Workshop
Linear Algebra and Matrix
Theory: connections, applications and
computations
NUI Galway,
3^{rd}7^{th} December 2012
Contributed Talks
For the full programme,
including abstracts, please see the
workshop booklet.
C. Arauz

Partial boundary value problems on finite networks

J. Armario

On permanents of Sylvester Hadamard matrices

A. Bier

Solving commutator equations in the groups of triangular matrices over a field

S. Buckley

Finite rings with many commuting pairs of elements

E. Byrne

A new infinite family of twoweight codes

A. Cronin

The nonnegative inverse eigenvalue problem

J. Cruickshank

The trace form and linear spaces of nilpotent matrices

A. Dmytryshyn

Miniversal deformations and codimensions of skewsymmetric matrix pencils

R. Egan

Automorphisms of the Sylvester matrix and related designs

J. Hinde

Modelling cumulative mortality data and a surprising consequence of matrix algebra

W. Holubowski

Solving large linear systems

T. Hurley

Linear algebra in communications

S. Kirkland

Matrix theory, number theory, and quantum spin chains

T. Klimchuk

Systems of linear and semilinear mappings

J. Lee

Multidimensional matrices uniquely recovered by their lines

R. Levene

Norms of (0,1)Schur multipliers

T. Laffey

The symmetric nonnegative inverse eigenvalue problem}

I. McLoughlin

Dihedral error correcting codes

J. McTigue

Completions of partial matrices

A. Rahm

A new technique to extract invariants of matrix groups

M. Saha

Combinatorial bases for the generalized null space and height and level characteristic of M_{V}matrices

H. Šmigoc

Companion type matrices in the nonnegative inverse eigenvalue problem

L. Taslaman

Triangularizing matrix polynomials

O. Walch

Critical exponents : old and new
