The article by Phinney (September 1996) concerning ethnic groups commands thought. Having attained the age of 67, with a certain irritable detachment that is due to semi­ invalidism added to my view of things, I would like to point out some rather distaste­ ful aspects of Phinney's views. Let me be clear: I am a White, male, heterosexual, Euro­ pean American Jew of Eastern European origins. The...

We develop a duality for operations on nested pairs of modules that generalizes the between absolute interior and residual closure from [5], extending our previous results to expanded context. apply this in particular integral basically full closures their respective cores obtain empty interiors hulls. also dualize some known formulas core an ideal hull submodule injective residue field. The ar...