Companion matrix: Revision history

30 January 2024

• curprev 18:5118:51, 30 January 2024‎ Beland talk contribs‎ m 11,716 bytes +1‎ Fixes suggested by RETF - Wikipedia:AutoWikiBrowser/Typos (via WP:JWB) undo

16 October 2023

• curprev 17:0517:05, 16 October 2023‎ Tc14Hd talk contribs‎ 11,715 bytes +71‎ No edit summary undo Tags: Mobile edit Mobile app edit Android app edit

11 October 2023

• curprev 19:3319:33, 11 October 2023‎ Hellacioussatyr talk contribs‎ 11,644 bytes +107‎ No edit summary undo Tag: 2017 wikitext editor

5 October 2023

• curprev 04:2104:21, 5 October 2023‎ WikiCleanerBot talk contribs‎ m 11,537 bytes 0‎ v2.05b - Bot T12 CW#548 - Fix errors for CW project (Punctuation in link) undo Tag: WPCleaner

7 August 2023

• curprev 00:2100:21, 7 August 2023‎ Magyar25 talk contribs‎ 11,537 bytes +50‎ →‎Diagonalizability undo Tag: Visual edit
• curprev 00:1400:14, 7 August 2023‎ Magyar25 talk contribs‎ 11,487 bytes +39‎ →‎Multiplication map on a simple field extension undo Tag: Visual edit

6 August 2023

• curprev 23:2523:25, 6 August 2023‎ Magyar25 talk contribs‎ 11,448 bytes 0‎ →‎Similarity to companion matrix: Use the same letters as in the last section undo Tag: Visual edit
• curprev 23:1723:17, 6 August 2023‎ Magyar25 talk contribs‎ 11,448 bytes +3,161‎ →‎See also: Multiplication mapping on a simple extension gives companion matrix undo Tag: Visual edit
• curprev 20:4520:45, 6 August 2023‎ Magyar25 talk contribs‎ 8,287 bytes +4‎ →‎Linear recursive sequences undo Tag: Visual edit
• curprev 20:4320:43, 6 August 2023‎ Magyar25 talk contribs‎ 8,283 bytes −7‎ →‎From linear ODE to first-order linear ODE system: Tidy undo Tag: Visual edit
• curprev 20:1920:19, 6 August 2023‎ Magyar25 talk contribs‎ 8,290 bytes −28‎ →‎Diagonalizability undo Tag: Visual edit
• curprev 20:1320:13, 6 August 2023‎ Magyar25 talk contribs‎ 8,318 bytes +1,875‎ Eigenvectors of the companion matrix undo Tag: Visual edit

3 August 2023

• curprev 23:1723:17, 3 August 2023‎ Magyar25 talk contribs‎ 6,443 bytes −23‎ →‎Characterization undo Tag: Visual edit
• curprev 23:1423:14, 3 August 2023‎ Magyar25 talk contribs‎ 6,466 bytes +166‎ →‎Linear recursive sequences undo Tag: Visual edit
• curprev 12:1812:18, 3 August 2023‎ Magyar25 talk contribs‎ 6,300 bytes +88‎ →‎Characterization: Clarify equivalent conditions undo Tag: Visual edit

15 March 2023

• curprev 00:1100:11, 15 March 2023‎ Citation bot talk contribs‎ 6,212 bytes −50‎ Alter: url. URLs might have been anonymized. | Use this bot. Report bugs. | Suggested by AManWithNoPlan | #UCB_CommandLine undo

12 March 2023

• curprev 11:5511:55, 12 March 2023‎ 213.55.225.91 talk‎ 6,262 bytes +22‎ →‎Add section: From linear ODE to linear ODE system undo
• curprev 11:4211:42, 12 March 2023‎ 213.55.225.91 talk‎ 6,240 bytes +1,484‎ No edit summary undo

17 November 2022

• curprev 08:5008:50, 17 November 2022‎ Amakl talk contribs‎ 4,756 bytes 0‎ →‎Characterization undo
• curprev 08:2308:23, 17 November 2022‎ Amakl talk contribs‎ 4,756 bytes +6‎ →‎Characterization undo

16 November 2022

• curprev 21:4121:41, 16 November 2022‎ 142.157.196.190 talk‎ 4,750 bytes 0‎ No edit summary undo

16 June 2022

• curprev 02:2202:22, 16 June 2022‎ 97.120.176.220 talk‎ 4,750 bytes +1‎ →‎Characterization: the -> they typo undo Tags: Mobile edit Mobile web edit

6 June 2022

• curprev 19:5719:57, 6 June 2022‎ John Baez talk contribs‎ m 4,749 bytes −56‎ →‎Characterization: answered "why?" question undo

26 January 2022

• curprev 15:3015:30, 26 January 2022‎ AnomieBOT talk contribs‎ m 4,805 bytes +18‎ Dating maintenance tags: {{Why}} undo
• curprev 13:2913:29, 26 January 2022‎ 194.29.232.236 talk‎ 4,787 bytes +7‎ →‎Characterization: I don't feel this is true, the null matrix can't be similar to blocks of companion matrices, since it's all ones! undo

3 December 2021

• curprev 18:5118:51, 3 December 2021‎ Falsifian talk contribs‎ 4,780 bytes +50‎ Undid revision 1057651611 by Citation bot (talk) (Replacement link didn't work) undo Tag: Undo

28 November 2021

• curprev 21:4021:40, 28 November 2021‎ Citation bot talk contribs‎ 4,730 bytes −50‎ Alter: url. URLs might have been anonymized. | Use this bot. Report bugs. | Suggested by AManWithNoPlan | #UCB_webform 1287/2198 undo Tag: Reverted

2 April 2021

• curprev 18:4718:47, 2 April 2021‎ Supyovalk talk contribs‎ m 4,780 bytes +20‎ No edit summary undo

10 November 2020

• curprev 18:3218:32, 10 November 2020‎ Falsifian talk contribs‎ 4,760 bytes −316‎ Remove explanation that can't be interpreted out of context, and wikify cyclic module. (The removed text was added in [https://en.wikipedia.org/w/index.php?title=Companion_matrix&diff=next&oldid=114076662 a 2007-03-12 revision]; for one thing, the basis v1...vn needs to be defined for this to mean anything.) undo

8 July 2020

• curprev 14:4114:41, 8 July 2020‎ 2601:445:4380:7dd0:c413:87ce:cb83:9381 talk‎ 5,076 bytes +2‎ →‎Diagonalizability: The lack of proper spacing between "Tr" and "C" resulted from the use of \mathrm{} rather than \operatorname{}. undo

9 June 2019

• curprev 14:2814:28, 9 June 2019‎ GreenKeeper17 talk contribs‎ 5,074 bytes +102‎ →‎Diagonalizability: refined non-diagonalizability part undo
• curprev 14:2314:23, 9 June 2019‎ GreenKeeper17 talk contribs‎ 4,972 bytes +7‎ →‎Characterization: regular -> non-derogatory undo

6 November 2018

• curprev 20:2020:20, 6 November 2018‎ Cuzkatzimhut talk contribs‎ 4,965 bytes −262‎ Reverted good faith edits by Saung Tadashi (talk): Ungrammatical. (TW) undo Tag: Undo
• curprev 18:2918:29, 6 November 2018‎ Saung Tadashi talk contribs‎ 5,227 bytes +262‎ No edit summary undo Tag: Visual edit

2 December 2017

• curprev 17:3217:32, 2 December 2017‎ Colonies Chris talk contribs‎ 4,965 bytes +2‎ →‎See also undo

2 June 2017

• curprev 22:3122:31, 2 June 2017‎ Magic links bot talk contribs‎ m 4,963 bytes +4‎ Replace magic links with templates per local RfC and MediaWiki RfC undo

30 October 2016

• curprev 00:0500:05, 30 October 2016‎ Bender the Bot talk contribs‎ m 4,959 bytes +1‎ →‎Characterization: http→https for Google Books and Google News using AWB undo

29 June 2015

• curprev 20:4920:49, 29 June 2015‎ Cuzkatzimhut talk contribs‎ 4,958 bytes +21‎ →‎See also undo

24 May 2015

• curprev 14:4114:41, 24 May 2015‎ 132.73.204.243 talk‎ 4,937 bytes +2‎ No edit summary undo
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4 February 2015

• curprev 09:3809:38, 4 February 2015‎ YiFeiBot talk contribs‎ m 4,937 bytes −25‎ Bot: Migrating interwiki links, now provided by Wikidata on d:q814361 undo

20 January 2015

• curprev 10:3110:31, 20 January 2015‎ Gilliam talk contribs‎ m 4,962 bytes +19‎ Reverted edits by 14.139.196.5 (talk) to last version by Armandopiedrac511 undo
• curprev 10:2910:29, 20 January 2015‎ 14.139.196.5 talk‎ 4,943 bytes −19‎ →‎Diagonalizability undo

19 December 2014

• curprev 05:2605:26, 19 December 2014‎ Armandopiedrac511 talk contribs‎ 4,962 bytes +25‎ No edit summary undo

22 August 2014

• curprev 17:2917:29, 22 August 2014‎ 50.163.37.5 talk‎ 4,937 bytes +1‎ No edit summary undo

6 May 2014

• curprev 23:5523:55, 6 May 2014‎ Monkbot talk contribs‎ m 4,936 bytes −5‎ →‎Characterization: Task 3: Fix CS1 deprecated coauthor parameter errors undo

26 October 2013

• curprev 21:1621:16, 26 October 2013‎ Cuzkatzimhut talk contribs‎ m 4,941 bytes −16‎ Reverted 1 edit by Draquillin (talk) to last revision by Cuzkatzimhut. (TW) undo
• curprev 20:5820:58, 26 October 2013‎ Draquillin talk contribs‎ 4,957 bytes +16‎ No edit summary undo

28 July 2013

• curprev 20:4620:46, 28 July 2013‎ Cuzkatzimhut talk contribs‎ m 4,941 bytes +76‎ typography undo
• curprev 13:3613:36, 28 July 2013‎ Cuzkatzimhut talk contribs‎ m 4,865 bytes 0‎ →‎Linear recursive sequences: ensuring that "this matrix" is not misunderstood. undo