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Results tagged with dimension-theory
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user 2837
Hausdorff dimension, box dimension, packing dimension and similar concepts.
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Why do modules with small support have high Exts?
Let $M$ be a module over a ring $R$. In nice situations (though I don't know what exactly nice means...) the following two numbers are equal:
1.) The codimension of the support of $M$
2.) The bigges …
- 13.2k