An Extension of Warfield Duality for Abe
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H.Pat Goeters
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Article
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1996
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Elsevier Science
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English
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when A is a torsion-free abelian group of rank one. As a consequence he was able to show that a finite rank torsion-free group M satisfies M ( nat M\*\* if and only if M F A I and pM s M precisely when pA s A, where ลฝ . M\*sHom y, A . Using this Warfield obtained a characterization of Z ลฝ . w x the