There exists a local ring R with a unique prime ideal and a nonzero ideal I ⊂ R which is a flat R-module. See Section Tag 05FZ.
Slogan: Zero dimensional ring with flat ideal.
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There exists a local ring R with a unique prime ideal and a nonzero ideal I ⊂ R which is a flat R-module. See Section Tag 05FZ.
Slogan: Zero dimensional ring with flat ideal.