Timeline for Real coefficients such that any matrix is invertible
Current License: CC BY-SA 4.0
15 events
| when toggle format | what | by | license | comment | |
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| Jun 9, 2023 at 1:07 | comment | added | orangeskid | Your idea definitely works. Say consider distinct prime numbers $p_k$, and $a_k = \sqrt{p_k}$. Then every matrix composed of the $a_k$ is invertible. The point is that real radicals that are incommensurable are also linearly independent over $\mathbb{Q}$, proved elsewhere. | |
| Jun 17, 2021 at 5:52 | audit | Close votes | |||
| Jun 17, 2021 at 5:53 | |||||
| Jun 15, 2021 at 23:18 | audit | Reopen votes | |||
| Jun 15, 2021 at 23:18 | |||||
| Jun 10, 2021 at 2:35 | audit | Close votes | |||
| Jun 10, 2021 at 2:35 | |||||
| May 23, 2021 at 7:30 | history | removed from network questions | Asaf Karagila♦ | ||
| May 23, 2021 at 5:06 | history | became hot network question | |||
| S May 23, 2021 at 5:06 | history | became hot network question | |||
| S May 23, 2021 at 5:06 | history | became hot network question | |||
| S May 23, 2021 at 5:06 | history | became hot network question | |||
| S May 23, 2021 at 5:06 | history | became hot network question | |||
| S May 23, 2021 at 5:06 | history | became hot network question | |||
| May 22, 2021 at 21:24 | vote | accept | Jujustum | ||
| May 22, 2021 at 21:14 | answer | added | orangeskid | timeline score: 7 | |
| May 22, 2021 at 21:07 | review | First posts | |||
| May 22, 2021 at 21:08 | |||||
| May 22, 2021 at 21:06 | history | asked | Jujustum | CC BY-SA 4.0 |