If $L$ is the submodule of $\mathbb{Q}[x]^{(3)}$ generated by $(2x-1,x,x),(x,x,x),(x+1,2x,x)$. How do we write $\mathbb{Q}[x]^{(3)}/L$ as a direct sum of cyclic modules?
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closed as too localized by Ryan Budney, Qiaochu Yuan, Mariano Suárez-Alvarez, Andy Putman, Will Jagy Dec 13 2011 at 2:49 |
