Focus on Commutative Rings Research

Preface; The Class Group of D[X2, X3]; Divisors on Varieties of Antisymmetric Matrices; ON quasi-F-chained rings; Construction of One-dimensional Rings with Fixed Value of t(R)?R(R/C)- ?R(R/R); A Note on Locally Finitely Generated Submodules; Numerical Semigroups with Maximal Embedding Dimension; On the Set of Artinian Subrings of a Commutative Ring; Commutative Rings in Which Every Principal Ideal is a Finite Product of Primary Ideals; On the Strong Going-Between and Generalised Going-Down Properties of Ring Homomorphisms; Properties of U-Factorisations; On the Dimensions of the Subrings of a Commutative Ring; Monotone Chains of Factorisations; Semistar-Operations on Valuation Domains; On Sums of Two Distinct Unit Fractions with Polynomial Denominators; Factorisation of Certain Sets of Polynomials in an Integral Domain; Planar Zero-Divisor Graphs; Note on the Number of Semistar Operations, VI; On a Question of Wilf Concerning Numerical Semigroups; Index.