In a series of papers by the authors we introduced full quivers and pseudo-quivers of representations of algebras, and used them as tools in describing PI-varieties of algebras. In this paper we apply ...

The Mathematics Teacher (MT), an official journal of the National Council of Teachers of Mathematics, is devoted to improving mathematics instruction from grade 8-14 and supporting teacher education ...

"Green" means "go," but what does "red" mean? Just about everybody says "stop" since we all have learned to imbue certain colors with meaning (or we would be road kill by now). Long thought to be ...