Ideals 𝐼 of 𝑅[𝑋] for which 𝑅[𝑋]/𝐼 is 𝑅-projective

Brewer, J. W.; Heinzer, W. J.

doi:10.1090/S0002-9939-1974-0330130-9

Ideals of for which is -projective

Authors: J. W. Brewer and W. J. Heinzer
Journal: Proc. Amer. Math. Soc. 43 (1974), 21-25
MSC: Primary 13A15
DOI: https://doi.org/10.1090/S0002-9939-1974-0330130-9
MathSciNet review: 0330130
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Abstract: A characterization is given of those ideals of the polynomial ring such that is -projective. It is also shown that a commutative ring has the property ``-projective implies is a finitely generated ideal'' if and only if has only a finite number of idempotents.

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