FUNDAMENTALNAYA
I PRIKLADNAYA MATEMATIKA

(FUNDAMENTAL AND APPLIED MATHEMATICS)

2007, VOLUME 13, NUMBER 3, PAGES 223-244

**A category of matrices representing two categories of Abelian groups**

A. A. Fomin

Abstract

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Every $$t-adic matrix
represents both a quotient divisible group and a torsion
free finite-rank group.
These representations are an equivalence and a duality of
categories, respectively.

Location: http://mech.math.msu.su/~fpm/eng/k07/k073/k07321h.htm

Last modified: June 19, 2007