Timeline for Uncountable counterexamples in algebra
Current License: CC BY-SA 4.0
9 events
| when toggle format | what | by | license | comment | |
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| May 11, 2021 at 22:17 | history | edited | Pace Nielsen | CC BY-SA 4.0 |
added 268 characters in body
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| May 10, 2021 at 22:09 | history | edited | user44143 | CC BY-SA 4.0 |
more straightforward categorization of crossword puzzle problem
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| May 10, 2021 at 20:03 | comment | added | Pace Nielsen | @MattF. Go ahead and change it as you see fit. | |
| May 10, 2021 at 19:53 | comment | added | user44143 | In the Mathematics Subject Classification (mathscinet.ams.org/msnhtml/msc2020.pdf), I would have categorized Pratt's problem as 05Bxx, Designs and configurations and specifically 05B20, Combinatorial aspects of matrices. I also see it categorized as 68Rxx Discrete mathematics in relation to computer science, specifically 68R15 Combinatorics on words -- in your paper, which you might have referenced! (arxiv.org/abs/1504.07310) Some combination of those subject words might be more suggestive and appealing. | |
| May 10, 2021 at 14:32 | comment | added | Pace Nielsen | @MattF. But the usual algebraic operations, of matrix addition and multiplication, have nothing to do with the structure. | |
| May 10, 2021 at 3:05 | comment | added | user44143 | "In comonoids" is an off-putting way of introducing the crossword problem -- could you say instead "in combinatorial matrix theory"? | |
| May 10, 2021 at 2:25 | history | edited | Pace Nielsen | CC BY-SA 4.0 |
added 251 characters in body
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| S May 10, 2021 at 2:15 | history | answered | Pace Nielsen | CC BY-SA 4.0 | |
| S May 10, 2021 at 2:15 | history | made wiki | Post Made Community Wiki by Pace Nielsen |