Rings, Extensions, and Cohomology

Lecture Notes in Pure & Applied Mathematics, Volume 159, presents the proceedings of a conference held recently at Northwestern University, in Evanston, Illinois, on the occasion of the retirement of noted mathematician Daniel Zelinsky. Paper. DLC: Ring extensions (Algebra)

The Centralizer on H-Separable Skew Group Rings * Contributions of PI Theory to Asumaya Algebras * Cocycles and Right Crossed Products * Engel-Type Theorems for Lie Colour Algebras * Constructing Maximal Commutative Subalgebras of Matrix Rings * Galois extensions over Local Number Rings * Infinite Extensions of Simple Modules over Semisimple Lie Algebras * Smoothing Coherent Torsion Free Sheaves * Projective Covers and Quasi-Isomorphisms * On Dihedral Algebras and Conjugate Splittings