Timeline for Is it true that, as $\Bbb Z$-modules, the polynomial ring and the power series ring over integers are dual to each other?
Current License: CC BY-SA 4.0
2 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Jul 19, 2021 at 15:49 | history | edited | pinaki | CC BY-SA 4.0 |
Added two headings to explicitly state the steps of the proof and corrected a typo.
|
| Dec 31, 2009 at 16:48 | history | answered | Richard Stanley | CC BY-SA 2.5 |