Projective module: Revision history

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curprev 06:3406:34, 3 October 2024 Citation bot talk contribs 23,096 bytes +24 Added isbn. | Use this bot. Report bugs. | Suggested by Dominic3203 | Category:Articles needing additional references from July 2008 | #UCB_Category 276/954 undo

curprev 07:1307:13, 10 May 2024 Beland talk contribs m 23,072 bytes −12 middot -> sdot per WP:⋅ (via WP:JWB) undo

curprev 17:3417:34, 30 March 2024 Arjayay talk contribs m 23,084 bytes −1 Duplicate word reworded undo
curprev 17:0917:09, 30 March 2024 D.Lazard talk contribs 23,085 bytes +289 →Elementary examples and properties: do not confuse direct sums and direct products undo
curprev 16:0616:06, 30 March 2024 Winthrop23 talk contribs 22,796 bytes +494 giving a concrete example. undo

curprev 12:5912:59, 17 February 2024 Joriki talk contribs 22,302 bytes −3 you can't enlarge something *by* keeping some of its properties undo

curprev 19:5819:58, 2 February 2024 78.22.198.37 talk 22,305 bytes +172 No edit summary undo

curprev 09:2509:25, 24 August 2023 OAbot talk contribs m 22,133 bytes +16 Open access bot: doi updated in citation with #oabot. undo

curprev 21:2721:27, 22 August 2023 Cycle space talk contribs 22,117 bytes −17 →Projective vs. free modules: Matrix rings aren't semisimple unless the base ring is semisimple, so this is not actually "more general". undo

curprev 15:2815:28, 16 March 2023 TakuyaMurata talk contribs 22,134 bytes +133 Further reading undo

curprev 20:4020:40, 3 November 2022 SedulousApe talk contribs 22,001 bytes +597 →Projective vs. flat modules: Added faithfully flat descent property undo Tag: Visual edit

curprev 22:3722:37, 2 July 2022 Joel Brennan talk contribs m 21,404 bytes +620 added wikilinks (article was underlinked) undo

curprev 10:4510:45, 17 May 2022 172.82.47.125 talk 20,784 bytes +104 →Projective vs. free modules: flagging that qualification is needed for trivial cases undo

curprev 06:3206:32, 22 November 2021 Citation bot talk contribs 20,680 bytes +28 Alter: template type. Add: doi. Removed Template redirect. | Use this bot. Report bugs. | Suggested by AManWithNoPlan | #UCB_webform 362/462 undo

curprev 11:1211:12, 16 November 2021 D.Lazard talk contribs 20,652 bytes −11 →Projective modules over a polynomial ring: providing asked citation undo
curprev 09:5109:51, 16 November 2021 AnomieBOT talk contribs m 20,663 bytes +19 Dating maintenance tags: {{Citation needed}} undo
curprev 07:5107:51, 16 November 2021 77.20.250.218 talk 20,644 bytes +196 →Projective modules over a polynomial ring undo

curprev 16:1116:11, 25 August 2021 Frietjes talk contribs 20,448 bytes +14 Clean up duplicate template arguments using findargdups: repairing duplicate |title =; undo

curprev 23:4623:46, 24 August 2021 BrownHairedGirl talk contribs 20,434 bytes −10 fix 2 refs undo

curprev 04:1704:17, 30 July 2021 Citation bot talk contribs 20,444 bytes +34 Add: s2cid. | Use this bot. Report bugs. | Suggested by RoanokeVirginia | Category:CS1 errors: unsupported parameter | #UCB_Category 829/947 undo

curprev 22:2722:27, 23 March 2021 Tom.Reding talk contribs m 20,410 bytes +21 +{{Authority control}} (2 IDs from Wikidata), WP:GenFixes on undo Tag: AWB

curprev 01:5101:51, 14 January 2021 Monkbot talk contribs m 20,389 bytes +7 Task 18 (cosmetic): eval 14 templates: hyphenate params (7×); undo Tag: AWB

curprev 04:4504:45, 16 December 2020 2a02:8108:46bf:d640:59d0:3c95:51bc:5760 talk 20,382 bytes −78 →Projective resolutions: completely unnecessary undo Tag: references removed

curprev 07:0407:04, 20 August 2020 D.Lazard talk contribs 20,460 bytes +68 Adding short description: "Direct summand of a free module (mathematics)" (Shortdesc helper) undo
curprev 07:0307:03, 20 August 2020 D.Lazard talk contribs 20,392 bytes −38 Undid revision 973934597 by 110.4.236.150 (talk), and clarifying the assertion without misplaced technicalities undo
curprev 03:2303:23, 20 August 2020 110.4.236.150 talk 20,430 bytes +75 for many Dedekind domains (e.g., Z) all projective modules are free, so the introduction was very misleading. undo

curprev 20:3320:33, 10 July 2020 QuietSisyphus talk contribs 20,355 bytes +7 →Lifting property undo
curprev 20:3220:32, 10 July 2020 205.243.116.73 talk 20,348 bytes −7 →Lifting property undo
curprev 20:3220:32, 10 July 2020 205.243.116.73 talk 20,355 bytes +7 →Lifting property undo

curprev 00:0600:06, 13 April 2020 OAbot talk contribs m 20,348 bytes +33 Open access bot: hdl, doi added to citation with #oabot. undo

curprev 18:3618:36, 7 April 2020 TakuyaMurata talk contribs 20,315 bytes +202 →See also: +Modular representation theory undo

curprev 08:1408:14, 9 February 2020 172.77.163.35 talk 20,113 bytes −4 →Projective modules over a polynomial ring undo
curprev 08:1308:13, 9 February 2020 172.77.163.35 talk 20,117 bytes +4 →Projective modules over a polynomial ring undo

curprev 16:0816:08, 20 December 2019 Michael Hardy talk contribs 20,113 bytes +22 →Split-exact sequences undo
curprev 16:0716:07, 20 December 2019 Michael Hardy talk contribs 20,091 bytes +5 →top undo

curprev 02:0802:08, 19 December 2019 TakuyaMurata talk contribs 20,086 bytes +51 →Projective vs. free modules: we now have an article on Kaplansky's theorem undo

curprev 15:2715:27, 8 December 2019 Joel Brennan talk contribs m 20,035 bytes +25 →Definitions: made formatting consistent with rest of article undo
curprev 15:1915:19, 8 December 2019 Joel Brennan talk contribs m 20,010 bytes +52 No edit summary undo

curprev 18:0818:08, 21 November 2019 D.Lazard talk contribs 19,958 bytes −6 →Projective modules over commutative rings: no need to repeat twice the definition undo
curprev 16:4016:40, 21 November 2019 129.2.180.141 talk 19,964 bytes +15 →Projective modules over commutative rings undo

curprev 12:1012:10, 19 November 2019 InternetArchiveBot talk contribs 19,949 bytes +69 Bluelink 1 book for verifiability.) #IABot (v2.0) (GreenC bot undo

curprev 17:4517:45, 9 November 2019 D.Lazard talk contribs 19,880 bytes +19 →Rank: fixing preceding edit undo
curprev 16:1716:17, 9 November 2019 2600:8805:9100:d80:f8c9:f501:cb64:c4fd talk 19,861 bytes −62 →Rank undo Tags: Mobile edit Mobile app edit Android app edit

curprev 20:1920:19, 5 October 2019 Logan talk contribs m 19,923 bytes +37 add DOIs | Add: hdl, jstor, issue, last, author pars. 1-3. Removed parameters. Some additions/deletions were actually parameter name changes.| You can use this tool yourself. Report bugs here. | via #UCB_Gadget. undo

curprev 13:3113:31, 7 September 2019 InternetArchiveBot talk contribs 19,886 bytes +80 Bluelinking 1 books for verifiability.) #IABot (v2.1alpha3 undo

curprev 12:4812:48, 15 August 2019 Jakob.scholbach talk contribs 19,806 bytes +115 →Lifting property: projective object undo

curprev 23:5123:51, 9 May 2019 IznoRepeat talk contribs m 19,691 bytes +39 clean explicit et al, gen fixes, misc citation cleaning undo Tag: AWB

curprev 20:2920:29, 29 March 2019 14.139.123.18 talk 19,652 bytes +10 →Exactness undo

curprev 23:4423:44, 7 October 2018 Shaded0 talk contribs m 19,642 bytes +1 clean up and formatting, typo(s) fixed: For example → For example, (2) undo Tag: AWB

curprev 08:5908:59, 9 August 2018 134.100.222.237 talk 19,641 bytes +156 →Lifting property undo

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