arXiv · 0708.3426
Sally modules of rank one
Abstract
The structure of Sally modules of $\fkm$-primary ideals $I$ in a Cohen-Macaulay local ring $(A, \m)$ satisfying the equality $\e_1(I)=\e_0(I)-\ell_A(A/I)+1$ is explored, where $\e_0(I)$ and $\e_1(I)$ denote the first two Hilbert coefficients of $I$.
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Shiro Goto, Koji Nishida, Kazuho Ozeki. 2007-08-25. Sally modules of rank one. https://arxiv.org/abs/0708.3426
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