Four-vertex theorem: Revision history

Filter revisionsshowhide

To date:

Tag filter:

Invert selection

External tools:

For any version listed below, click on its date to view it. For more help, see Help:Page history and Help:Edit summary. (cur) = difference from current version, (prev) = difference from preceding version, m = minor edit, → = section edit, ← = automatic edit summary

curprev 01:5401:54, 16 December 2024 David Eppstein talk contribs 14,214 bytes +680 prosify discrete following more closely to Pak undo

curprev 17:1717:17, 8 December 2024 Citation bot talk contribs 13,534 bytes +36 Added jstor. | Use this bot. Report bugs. | Suggested by Dominic3203 | Category:Theorems in discrete geometry | #UCB_Category 6/22 undo

curprev 01:4501:45, 8 October 2024 AnomieBOT talk contribs m 13,498 bytes +18 Dating maintenance tags: {{Citation needed}} undo

curprev 23:4423:44, 7 October 2024 Jayy V talk contribs m 13,480 bytes +19 →Discrete variations: added {{citation needed}} tag undo
curprev 23:4323:43, 7 October 2024 Jayy V talk contribs m 13,461 bytes +135 No edit summary undo

curprev 02:5702:57, 8 July 2024 OAbot talk contribs m 13,326 bytes +21 Open access bot: doi updated in citation with #oabot. undo

curprev 17:0417:04, 1 July 2024 Tamfang talk contribs m 13,305 bytes +3 →Definition and examples: missing word undo

curprev 22:3322:33, 30 June 2024 David Eppstein talk contribs 13,302 bytes +518 crossings with a circle undo

curprev 19:5919:59, 19 November 2022 PointlessUsername talk contribs 12,784 bytes +20 →Discrete variations undo Tag: Visual edit

curprev 20:3320:33, 17 July 2022 David Eppstein talk contribs 12,764 bytes 0 →Definition and examples: more undo
curprev 20:2120:21, 17 July 2022 David Eppstein talk contribs 12,764 bytes +10 foot for ellipse having exactly four undo

curprev 16:4516:45, 5 July 2022 Comp.arch talk contribs m 12,754 bytes 0 No edit summary undo Tag: 2017 wikitext editor

curprev 20:4420:44, 6 June 2022 2601:200:c000:1a0:f4cf:60fc:dcac:f9c5 talk 12,754 bytes +15 →Generalizations to space curve undo
curprev 20:4320:43, 6 June 2022 David Eppstein talk contribs 12,739 bytes −18 unnecessary case distinction when all cases are the same undo Tag: Undo
curprev 20:0620:06, 6 June 2022 2601:200:c000:1a0:f4cf:60fc:dcac:f9c5 talk 12,757 bytes +12 →Proof undo Tag: Reverted
curprev 20:0320:03, 6 June 2022 2601:200:c000:1a0:f4cf:60fc:dcac:f9c5 talk 12,745 bytes +6 →Proof undo Tag: Reverted

curprev 17:3517:35, 1 February 2022 David Eppstein talk contribs 12,739 bytes +8 →Definition and examples: more precisely undo
curprev 17:3317:33, 1 February 2022 David Eppstein talk contribs 12,731 bytes +437 source requirement for curvature to be continuous undo
curprev 08:0008:00, 1 February 2022 David Eppstein talk contribs m 12,294 bytes +90 →References: minor ref cleanups undo
curprev 07:5707:57, 1 February 2022 David Eppstein talk contribs 12,204 bytes +597 Source curvature defs; pull refs to end for greater source readability; misc ref cleanups undo

curprev 08:1208:12, 31 January 2022 David Eppstein talk contribs 11,607 bytes +209 →Definition and examples: more on constant width undo
curprev 08:0808:08, 31 January 2022 David Eppstein talk contribs 11,398 bytes +839 add definition to body undo
curprev 07:5607:56, 31 January 2022 David Eppstein talk contribs m 10,559 bytes −4 ce undo
curprev 07:5407:54, 31 January 2022 David Eppstein talk contribs 10,563 bytes −44 Short description was too long, shorten it undo

curprev 06:1106:11, 9 July 2021 David Eppstein talk contribs 10,607 bytes +5 →History: spell out the numbers undo
curprev 06:1006:10, 9 July 2021 David Eppstein talk contribs 10,602 bytes −10 →top: WP:PEACOCK, clutters lead undo

curprev 18:3518:35, 28 June 2021 SdkbBot talk contribs m 10,612 bytes −1 →Generalizations to space curve: General fixes, removed erroneous space undo Tag: AWB

curprev 19:1219:12, 28 April 2021 Bender the Bot talk contribs m 10,613 bytes +3 HTTP → HTTPS for the American Mathematical Society, replaced: =http://www.ams.org/ → =https://www.ams.org/ (2), [http://www.ams.org/ → [https://www.ams.org/ undo Tag: AWB

curprev 01:5001:50, 22 March 2021 David Eppstein talk contribs 10,610 bytes +52 →Proof: ce undo
curprev 01:4801:48, 22 March 2021 David Eppstein talk contribs 10,558 bytes +107 →Proof: why undo
curprev 01:4701:47, 22 March 2021 David Eppstein talk contribs 10,451 bytes +12 →History: c undo
curprev 01:4601:46, 22 March 2021 David Eppstein talk contribs 10,439 bytes −19 →top: overlinked undo

curprev 18:3618:36, 13 January 2021 Monkbot talk contribs m 10,458 bytes +1 Task 18 (cosmetic): eval 11 templates: hyphenate params (1×); undo Tag: AWB

curprev 00:1900:19, 31 December 2020 David Eppstein talk contribs 10,457 bytes +7 →Converse: ill undo
curprev 00:1600:16, 31 December 2020 David Eppstein talk contribs 10,450 bytes +16 add a little more context to the lead undo

curprev 23:3823:38, 30 December 2020 OAbot talk contribs m 10,434 bytes +34 Open access bot: arxiv added to citation with #oabot. undo

curprev 13:4113:41, 15 November 2020 Tarnoob talk contribs 10,400 bytes +15 →External links: cat. undo

curprev 22:3322:33, 4 November 2020 David Eppstein talk contribs 10,385 bytes +567 Every curve of constant width has at least six vertices undo

curprev 22:4922:49, 31 October 2020 2601:c0:c100:1180:a485:e481:3159:9494 talk 9,818 bytes 0 →Generalizations to space curve undo
curprev 22:4922:49, 31 October 2020 2601:c0:c100:1180:a485:e481:3159:9494 talk 9,818 bytes −3 →Generalizations to space curve undo
curprev 22:4622:46, 31 October 2020 2601:c0:c100:1180:a485:e481:3159:9494 talk 9,821 bytes +122 →Generalizations to space curve undo Tag: Visual edit

curprev 23:5323:53, 17 October 2020 Tom.Reding talk contribs m 9,699 bytes 0 Category:CS1 errors: deprecated parameters (last-author-amp=y/yes → name-list-style=amp; etc.) undo Tag: AWB

curprev 15:2615:26, 4 August 2020 ArnoldReinhold talk contribs 9,699 bytes +112 Adding local short description: "Every simple closed smooth plane curve has at least 4 points of locally extreme curvature", overriding Wikidata description "theorem that every simple closed smooth curve in the plane has at least four points of locally extreme curvature" (Shortdesc helper) undo

curprev 20:2920:29, 20 May 2020 Telugujoshi talk contribs m 9,587 bytes +2 →Discrete variations: Corrected a dead link undo Tag: 2017 wikitext editor

curprev 15:4315:43, 12 April 2020 OAbot talk contribs m 9,585 bytes +18 Open access bot: doi added to citation with #oabot. undo

curprev 16:0916:09, 3 March 2020 Ag2gaeh talk contribs m 9,567 bytes +3 →History: misspelling corr. undo

curprev 13:1713:17, 19 December 2019 InternetArchiveBot talk contribs 9,564 bytes +118 Rescuing 1 sources and tagging 0 as dead.) #IABot (v2.0 undo

curprev 18:3518:35, 19 June 2018 Bibcode Bot talk contribs m 9,446 bytes +28 Adding 0 arxiv eprint(s), 1 bibcode(s) and 0 doi(s). Did it miss something? Report bugs, errors, and suggestions at User talk:Bibcode Bot undo

curprev 07:1407:14, 28 May 2018 David Eppstein talk contribs 9,418 bytes +25 →See also: Tennis ball theorem undo

curprev 17:3717:37, 14 August 2017 WOSlinker talk contribs m 9,393 bytes −1 fix image options undo

16 December 2024

8 December 2024

8 October 2024

7 October 2024

8 July 2024

1 July 2024

30 June 2024

19 November 2022

17 July 2022

5 July 2022

6 June 2022

1 February 2022

31 January 2022

9 July 2021

28 June 2021

28 April 2021

22 March 2021

13 January 2021

31 December 2020

30 December 2020

15 November 2020

4 November 2020

31 October 2020

17 October 2020

4 August 2020

20 May 2020

12 April 2020

3 March 2020

19 December 2019

19 June 2018

28 May 2018

14 August 2017