Timeline for Nice proofs of the Poincaré–Birkhoff–Witt theorem
Current License: CC BY-SA 4.0
5 events
| when toggle format | what | by | license | comment | |
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| Oct 3, 2022 at 20:03 | history | edited | David White | CC BY-SA 4.0 |
Fixed typo since it was on the front page anyway
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| Dec 16, 2021 at 21:43 | comment | added | Z. M | Sorry, is it obvious that $A$ is equivalent to $B$ from the argument as graded $k[t]$-algebras? It seems to me that, if $A$ is a flat graded $k[t]$-algebra, then the Poincaré–Birkhoff–Witt theorem follows (every graded $k[t]$-algebra gives rise to a natural filtration where the multiplication by $t$ is the "inclusion"). | |
| Nov 28, 2018 at 15:14 | comment | added | Saal Hardali | can you get the coalgebra structure from this argument as well? | |
| May 7, 2017 at 10:06 | history | edited | user25309 | CC BY-SA 3.0 |
added 2 characters in body
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| May 7, 2017 at 9:59 | history | answered | user25309 | CC BY-SA 3.0 |