Timeline for Is the completed tensor product (over a complete dvr) of two reduced complete Noetherian local rings again reduced?
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| when toggle format | what | by | license | comment | |
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| Jan 30 at 12:11 | comment | added | Satan's Minion | @Z.M. I omitted the obligatory discussion of the berthelot generic fiber. I stand by everything I wrote. | |
| Jan 30 at 11:52 | comment | added | Z. M | Note that $A$ and $B$ are subtler than the one in the linked question. For example, $\mathbb Z_p[\![t]\!][p^{-1}]$ corresponds to the open unit disk over $\mathbb Q_p$, and it does not seem to be an "affinoid $\mathbb Q_p$-algebra" in the usual sense (it is not a Huber ring, and even not qcqs as an adic space, cf. Scholze–Weinstein §4.2). | |
| Jan 30 at 9:14 | history | answered | Satan's Minion | CC BY-SA 4.0 |