Projective Classes of Abelian Groups

Fred Richman, Carol Walker and Elbert A. Walker
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Fred Richman: Nev Mexico State University
Carol Walker: Nev Mexico State University
Elbert A. Walker: Nev Mexico State University

Chapter [22] in Études sur les Groupes abéliens / Studies on Abelian Groups, 1968, pp 335-343 from Springer

Abstract: Abstract Let A be an Abelian category. Associated with any class C of objects of A is the class E(C) of C-pure, or proper, short exact sequences.

Keywords: Abelian Group; Exact Sequence; Direct Summand; Torsion Free Group; Divisible Group (search for similar items in EconPapers)
Date: 1968
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DOI: 10.1007/978-3-642-46146-0_22

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