On ${\text {Ext}}_R^1 \left ( {A,R} \right )$ for torsion-free $A$
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- by C. U. Jensen PDF
- Bull. Amer. Math. Soc. 78 (1972), 831-834
References
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1. C. Jensen, On the structure of Ext$1 øver R$(A,R) (in preparation).
- Irving Kaplansky, Infinite abelian groups, University of Michigan Press, Ann Arbor, 1954. MR 0065561
- Eben Matlis, Some properties of Noetherian domains of dimension one, Canadian J. Math. 13 (1961), 569β586. MR 131437, DOI 10.4153/CJM-1961-046-x
- R. J. Nunke, Purity and subfunctors of the identity, Topics in Abelian Groups (Proc. Sympos., New Mexico State Univ., 1962), Scott, Foresman & Co., Chicago, Ill., 1963, pp.Β 121β171. MR 0169913 5. J. E. Roos, Sur les foncteurs dérivés de $\underleftarrow łim$. Applications. C. R. Acad. Sci. Paris 252 (1961), 3702-3704. MR 23 #A1938.
Additional Information
- Journal: Bull. Amer. Math. Soc. 78 (1972), 831-834
- MSC (1970): Primary 20K35, 18G15; Secondary 16A62
- DOI: https://doi.org/10.1090/S0002-9904-1972-13052-0
- MathSciNet review: 0311657