On the Ideal Equation I(B ∩ C) = IB∩IC
Canadian mathematical bulletin, Tome 26 (1983) no. 3, pp. 331-332
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Let R be an integral domain with quotient field K and let I be a nonzero ideal of R. We show (1) that I is invertible if and only if for every nonempty collection {Bα} of ideals of R and (2) that I is flat if and only if I(B ∩ C) = IB∩IC for each pair of ideals B and C of R.
Anderson, D. D. On the Ideal Equation I(B ∩ C) = IB∩IC. Canadian mathematical bulletin, Tome 26 (1983) no. 3, pp. 331-332. doi: 10.4153/CMB-1983-054-3
@article{10_4153_CMB_1983_054_3,
author = {Anderson, D. D.},
title = {On the {Ideal} {Equation} {I(B} \ensuremath{\cap} {C)} = {IB\ensuremath{\cap}IC}},
journal = {Canadian mathematical bulletin},
pages = {331--332},
year = {1983},
volume = {26},
number = {3},
doi = {10.4153/CMB-1983-054-3},
url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1983-054-3/}
}
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