-AUTONOMOUS CATEGORIES: ONCE MORE AROUND THE TRACK To Jim Lambek on the occasion of his 75th birthday
نویسنده
چکیده
This represents a new and more comprehensive approach to the autonomous categories constructed in the monograph [Barr, 1979]. The main tool in the new approach is the Chu construction. The main conclusion is that the category of separated extensional Chu objects for certain kinds of equational categories is equivalent to two usually distinct subcategories of the categories of uniform algebras of those categories.
منابع مشابه
Some Epimorphic Regular Contexts Dedicated to Joachim Lambek on the Occasion of His 75th Birthday
A von Neumann regular extension of a semiprime ring naturally deenes a epimorphic extension in the category of rings. These are studied, and four natural examples are considered, two in commutative ring theory, and two in rings of continuous functions.
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