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curprev 22:1322:13, 20 October 2025 92.35.46.149 talk 22,408 bytes +87 →Examples: Add another one to the table where morphisms are not functions undo
curprev 05:4105:41, 20 October 2025 Pradyung talk contribs 22,321 bytes +26 Moved group structures table to definition section undo
curprev 05:3805:38, 20 October 2025 Pradyung talk contribs 22,295 bytes −25 Removed unnecessary group-like structures table from lede undo

curprev 17:4617:46, 3 September 2025 Citation bot talk contribs 22,320 bytes 0 Altered template type. | Use this bot. Report bugs. | Suggested by Headbomb | Linked from Wikipedia:WikiProject_Academic_Journals/Journals_cited_by_Wikipedia/Sandbox | #UCB_webform_linked 828/997 undo

curprev 15:3915:39, 22 August 2025 Clyde Spring talk contribs 22,320 bytes +889 math cleanup: wrap all symbols in <math>…</math> and use upright operators, also added a source for "⨟" undo Tag: Visual edit: Switched

curprev 02:4502:45, 29 July 2025 SchlurcherBot talk contribs m 21,431 bytes +1 Bot: http → https undo

curprev 18:5418:54, 19 March 2025 157.143.9.157 talk 21,430 bytes +3 →Examples undo Tag: Visual edit

curprev 00:3900:39, 11 March 2025 Kclisp talk contribs 21,427 bytes 0 →Small and large categories: Fix a hom(C) to mor(C) for consistency. undo

curprev 05:3605:36, 25 February 2025 Cedar101 talk contribs 21,427 bytes +8 →Types of morphisms: fix math italics undo

curprev 02:2602:26, 23 January 2025 Shawap22 talk contribs 21,419 bytes −131 Undid revision. Didn't read the header. 1271204095 by Shawap22 (talk) undo Tag: Undo
curprev 00:3100:31, 23 January 2025 Shawap22 talk contribs m 21,550 bytes +131 Added in further relevant examples. undo Tags: Reverted Visual edit

curprev 15:1615:16, 17 October 2024 Gvgmer talk contribs 21,419 bytes +54 →See also undo

curprev 21:3721:37, 12 August 2024 Angeld23 talk contribs m 21,365 bytes −1 →Small and large categories undo Tags: Manual revert Visual edit

curprev 23:1823:18, 29 June 2024 35.139.154.158 talk 21,366 bytes −221 Undid revision 1231722247 by 2601:646:8084:E970:EEEC:8BAD:ABE6:D237 (talk) undo Tags: Undo Reverted references removed
curprev 22:0022:00, 29 June 2024 2601:646:8084:e970:eeec:8bad:abe6:d237 talk 21,587 bytes +221 YouTube undo Tags: Reverted Visual edit

curprev 13:4513:45, 18 June 2024 2400:4053:85c1:1c00:3432:17e7:cb70:c2cd talk 21,366 bytes 0 →Small and large categories undo Tag: Reverted
curprev 13:3913:39, 18 June 2024 2400:4053:85c1:1c00:3432:17e7:cb70:c2cd talk 21,366 bytes +1 →Small and large categories undo Tag: Reverted

curprev 06:0706:07, 25 April 2024 CrystalBlacksmith talk contribs m 21,365 bytes +3 Fixing style/layout errors - unclosed bold tag undo

curprev 06:3806:38, 19 April 2024 Logic314 talk contribs 21,362 bytes +84 →Examples undo
curprev 06:2706:27, 19 April 2024 Logic314 talk contribs 21,278 bytes −37 →Examples undo
curprev 00:0900:09, 19 April 2024 Logic314 talk contribs m 21,315 bytes −7 →Examples undo
curprev 00:0800:08, 19 April 2024 Logic314 talk contribs 21,322 bytes +269 →Examples undo Tag: Disambiguation links added

curprev 17:5817:58, 18 April 2024 Logic314 talk contribs 21,053 bytes +251 →Types of morphisms undo
curprev 05:3605:36, 18 April 2024 Logic314 talk contribs m 20,802 bytes −101 →Examples undo
curprev 05:3105:31, 18 April 2024 Logic314 talk contribs 20,903 bytes +236 →Examples undo

curprev 21:4021:40, 19 March 2024 SirFireball3521 talk contribs m 20,667 bytes −1 →Definition: extra ' removed undo

curprev 07:2707:27, 5 March 2024 Jlwoodwa talk contribs m 20,668 bytes +24 →References: {{refbegin}} undo

curprev 14:5614:56, 19 February 2024 Dark-World25 talk contribs m 20,644 bytes −19 Reverted edits by 170.55.139.222 (talk) (HG) (3.4.10) undo Tags: Huggle Rollback
curprev 14:5614:56, 19 February 2024 170.55.139.222 talk 20,663 bytes +19 →Definition undo Tag: Reverted

curprev 12:2612:26, 18 October 2023 ElegiaLi talk contribs 20,644 bytes 0 →Definition: Fix typo undo

curprev 16:3016:30, 16 July 2023 John Baez talk contribs 20,644 bytes +32 No edit summary undo
curprev 16:2916:29, 16 July 2023 John Baez talk contribs 20,612 bytes −10 →Definition undo
curprev 16:2116:21, 16 July 2023 John Baez talk contribs 20,622 bytes +2 →Definition undo
curprev 16:2016:20, 16 July 2023 John Baez talk contribs 20,620 bytes +63 →Definition undo

curprev 16:4616:46, 1 April 2023 Thatsme314 talk contribs 20,557 bytes +34 →References: add Category:Algebraic structures undo

curprev 08:5108:51, 10 March 2023 23.184.64.55 talk 20,523 bytes +230 →Definition undo Tags: Mobile edit Mobile web edit

curprev 22:0222:02, 14 February 2023 80.142.130.8 talk 20,293 bytes −2 →Definition undo

curprev 18:2218:22, 1 May 2022 Ordinest talk contribs 20,295 bytes +24 →Definition undo

curprev 21:4721:47, 3 November 2021 Pineapplemonk talk contribs m 20,271 bytes −13 Undid revision 1053436188 by Pineapplemonk (talk) undo Tag: Undo
curprev 21:4521:45, 3 November 2021 Pineapplemonk talk contribs m 20,284 bytes +13 Tiny grammatical change undo Tag: Reverted

curprev 18:4818:48, 16 August 2021 Netrapt talk contribs m 20,271 bytes −1 →Examples: ft: "can not multiple" -> "cannot multiply", since can and cannot govern a V (multiply), not the N (multiple) undo

curprev 11:5811:58, 18 March 2021 Tom.Reding talk contribs m 20,272 bytes +22 +{{Authority control}} (3 IDs from Wikidata), WP:GenFixes on undo Tag: AWB

curprev 18:3518:35, 6 March 2021 PhS talk contribs m 20,250 bytes +28 polish Short description, as per WP:SHORTDESC undo

curprev 02:4902:49, 20 January 2021 Huggums537 talk contribs m 20,222 bytes +74 Adding local short description: "Collection of "objects" that are linked by "arrows"", overriding Wikidata description "algebraic structure of objects and morphisms between objects, which can be associatively composed if the (co)domains agree" (Shortdesc helper) undo

curprev 16:0116:01, 3 January 2021 49.36.224.212 talk 20,148 bytes +61 →Definition undo
curprev 16:0016:00, 3 January 2021 49.36.224.212 talk 20,087 bytes +166 →Definition undo

curprev 19:2419:24, 2 January 2021 70.171.155.43 talk 19,921 bytes +160 Reword sentence-within-sentence construction; make domain and codomain maps explicit. undo Tag: Visual edit

curprev 19:1319:13, 26 November 2020 Monkbot talk contribs m 19,761 bytes −10 Task 18 (cosmetic): eval 11 templates: del empty params (1×); undo Tag: AWB

curprev 01:3901:39, 23 November 2020 Ebony Jackson talk contribs 19,771 bytes +4 →Definition: The identity axiom was incorrectly stated, so it is being fixed. ("For all x in X and y in Y, P(x) and Q(y)" is not logically the same as "For all x in X, P(x) and for all y in Y, Q(y)" because X or Y could be empty.) undo

curprev 18:0418:04, 3 September 2020 IntegralPython talk contribs m 19,767 bytes −55 Undid revision 976569311 by IntegralPython (talk) self revert undo Tag: Undo

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