Jordan normal form: Revision history

5 October 2025

• curprev 15:2115:21, 5 October 2025 Benkelly314 talk contribs 45,016 bytes −4 →Example: Obtaining the normal form: Corrected link to direct sum of matrices undo

30 August 2025

• curprev 07:1707:17, 30 August 2025 LightbulbMEOW talk contribs 45,020 bytes −1,149 fixed spacing and changed to square brackets to make it consistent undo

18 June 2025

• curprev 09:5009:50, 18 June 2025 92.18.127.235 talk 46,169 bytes +11 →Cayley–Hamilton theorem undo

6 June 2025

• curprev 05:5005:50, 6 June 2025 Cyfal talk contribs m 46,158 bytes +3 spelling (WP:Typo Team) undo

9 May 2025

• curprev 01:0701:07, 9 May 2025 WikiCleanerBot talk contribs m 46,155 bytes −10 v2.05b - Bot T5 CW#2 - Fix errors for CW project (Tag with incorrect syntax) undo Tag: WPCleaner

6 May 2025

• curprev 15:5515:55, 6 May 2025 Sebastian Wallroth talk contribs 46,165 bytes +1,804 --> math undo

1 April 2025

• curprev 12:3212:32, 1 April 2025 85.64.189.85 talk 44,361 bytes −1 →Example: Obtaining the normal form undo

17 March 2025

• curprev 22:1322:13, 17 March 2025 Kku talk contribs m 44,362 bytes +4 link functional analysis undo

7 March 2025

• curprev 05:3305:33, 7 March 2025 Cedar101 talk contribs m 44,358 bytes +5 →Example: Obtaining the normal form: {{mvar|I}} undo
• curprev 05:3205:32, 7 March 2025 Cedar101 talk contribs 44,353 bytes +2 →Complex matrices: {{math}} {{val}} undo
• curprev 05:2605:26, 7 March 2025 Cedar101 talk contribs m 44,351 bytes −112 →Generalized eigenvectors: {{tmath}} undo
• curprev 05:2105:21, 7 March 2025 Cedar101 talk contribs m 44,463 bytes +97 →Invariant subspace decompositions: {{math}} undo
• curprev 05:1605:16, 7 March 2025 Cedar101 talk contribs m 44,366 bytes +10 →Minimal polynomial: {{mvar|I}} undo
• curprev 05:1505:15, 7 March 2025 Cedar101 talk contribs m 44,356 bytes +8 →Matrices with entries in a field: {{math}} undo
• curprev 05:1405:14, 7 March 2025 Cedar101 talk contribs m 44,348 bytes −5 →A proof: {{tmath}} undo
• curprev 05:0905:09, 7 March 2025 Cedar101 talk contribs 44,353 bytes +163 →Generalized eigenvectors: fix math italics: {{math}} undo

25 January 2025

• curprev 17:5317:53, 25 January 2025 Peptidylprolyl talk contribs m 44,190 bytes −2 →Cayley–Hamilton theorem: Fix typo; one matrix is equal to another, not to an equation. undo
• curprev 17:4317:43, 25 January 2025 Peptidylprolyl talk contribs m 44,192 bytes +39 →A proof: Improve the wording of the sentence. undo

31 December 2024

• curprev 21:0421:04, 31 December 2024 Anita5192 talk contribs m 44,153 bytes +9 Further clarification, so readers do not think the remainder of each Jordan block is filled with ones. undo
• curprev 19:2319:23, 31 December 2024 Dmoews talk contribs 44,144 bytes +22 clarify caption undo

20 November 2024

• curprev 11:5311:53, 20 November 2024 132.187.245.12 talk 44,122 bytes −5 I have changed the transition matrix from P^{-1} to P undo Tag: Visual edit

12 November 2024

• curprev 09:5409:54, 12 November 2024 Citation bot talk contribs 44,127 bytes +54 Add: editors 1-1. | Use this bot. Report bugs. | Suggested by Dominic3203 | Category:Matrix normal forms | #UCB_Category 10/10 undo

30 September 2024

• curprev 06:0106:01, 30 September 2024 David Eppstein talk contribs 44,073 bytes +51 See also comment, p. 613. Standardize on cs2 undo
• curprev 05:5705:57, 30 September 2024 David Eppstein talk contribs 44,022 bytes −1 cs2, i guess undo
• curprev 05:5705:57, 30 September 2024 David Eppstein talk contribs 44,023 bytes +110 more specific ref to arnold undo

24 September 2024

• curprev 23:1823:18, 24 September 2024 129.97.125.84 talk 43,913 bytes +5 Sorry I don't have time to fully correct this and I don't know this math syntax. But the equation is incorrect. What they claim to be P=[v|w|x|y] is actually P^{-1}. Otherwise everything is correct. You can confirm this by directly computing the final equation. undo

25 June 2024

• curprev 12:3712:37, 25 June 2024 100.36.106.199 talk 43,908 bytes −12 remove unused initialism undo

28 May 2024

• curprev 21:4121:41, 28 May 2024 Anita5192 talk contribs 43,920 bytes −4 →A proof: Partial revert. Per MOS:MATH#Variables, digits are not italicized undo
• curprev 21:0321:03, 28 May 2024 73.25.226.1 talk 43,924 bytes +12 →Generalized eigenvectors: Added italics undo Tag: Visual edit
• curprev 20:5520:55, 28 May 2024 73.25.226.1 talk 43,912 bytes +7 →A proof undo Tag: Visual edit
• curprev 20:5520:55, 28 May 2024 73.25.226.1 talk 43,905 bytes −194 →A proof: Rewrote proof for clarity and completeness. undo Tag: Visual edit
• curprev 07:3407:34, 28 May 2024 73.25.226.1 talk 44,099 bytes −2 →A proof undo
• curprev 07:3307:33, 28 May 2024 73.25.226.1 talk 44,101 bytes +69 →A proof undo
• curprev 07:1907:19, 28 May 2024 73.25.226.1 talk 44,032 bytes +1 →A proof undo
• curprev 07:1807:18, 28 May 2024 73.25.226.1 talk 44,031 bytes +24 →A proof: Earlier statement not sufficiently precise (for example could have chosen basis for all of ker(A-\lambda I). undo
• curprev 03:0603:06, 28 May 2024 73.25.226.1 talk 44,007 bytes −163 →A proof: Slightly simplified proof. Not necessary to show that linear combination of q_i terms cannot be a linear combination linear combination of p_i belonging to ker(A-\lambda I). undo

26 April 2024

• curprev 15:2315:23, 26 April 2024 Sqiggg talk contribs m 44,170 bytes −17 Undid revision 1220892227 by Sqiggg (talk) sorry i missed that there was already a link in the paragraphabove undo Tag: Undo
• curprev 15:2215:22, 26 April 2024 Sqiggg talk contribs m 44,187 bytes +17 →A proof: added link to jordan chain undo Tags: Reverted Visual edit

2 March 2024

• curprev 19:5719:57, 2 March 2024 Matematicoschibchas talk contribs 44,170 bytes −2 corrected spacing undo
• curprev 16:0716:07, 2 March 2024 Anita5192 talk contribs 44,172 bytes +149 Undid revision 1211441508 by Matematicoschibchas (talk)Reverted unexplained edit. The eigenvalue in this discussion corresponds to the eigenvalue specific to the Jordon block J_i. undo Tag: Undo
• curprev 15:5315:53, 2 March 2024 Matematicoschibchas talk contribs 44,023 bytes −149 No edit summary undo Tag: Reverted
• curprev 15:4015:40, 2 March 2024 Anita5192 talk contribs 44,172 bytes +50 →Complex matrices: Better: ''λ_i'' → ''λ''_''i'' undo
• curprev 15:1115:11, 2 March 2024 2804:d49:820f:b100:655f:b083:ead:b242 talk 44,122 bytes +8 No edit summary undo

7 November 2023

• curprev 09:3409:34, 7 November 2023 Kku talk contribs m 44,114 bytes +4 link [TT]aylor series undo

29 October 2023

• curprev 16:1216:12, 29 October 2023 67.84.242.22 talk 44,110 bytes −58 →Matrix functions undo Tag: Manual revert
• curprev 16:0816:08, 29 October 2023 67.84.242.22 talk 44,168 bytes −6 →Matrix functions undo Tag: Reverted
• curprev 16:0816:08, 29 October 2023 67.84.242.22 talk 44,174 bytes 0 →Matrix functions undo Tag: Reverted
• curprev 16:0716:07, 29 October 2023 67.84.242.22 talk 44,174 bytes +64 →Matrix functions: The current matrix for J^n is not totally correct. I have fixed it. I basically just plugged in the formula above. undo Tag: Reverted

21 September 2023

• curprev 18:5118:51, 21 September 2023 Vstephen B talk contribs m 44,110 bytes +4 →Plane (flat) normal form undo

1 August 2023

• curprev 23:4223:42, 1 August 2023 Beland talk contribs m 44,106 bytes −41 convert special characters found by Wikipedia:Typo Team/moss (via WP:JWB) undo