Derived set (mathematics): Revision history

24 December 2023

• curprev 23:1223:12, 24 December 2023‎ 82.25.27.218 talk‎ 9,386 bytes +106‎ No edit summary undo

11 September 2023

• curprev 17:3417:34, 11 September 2023‎ 189.216.171.96 talk‎ 9,280 bytes +5‎ →‎Cantor–Bendixson rank: added link to https://en.wikipedia.org/wiki/Ivar_Otto_Bendixson undo Tag: Visual edit: Switched

5 May 2023

• curprev 23:4223:42, 5 May 2023‎ Mathematrucker talk contribs‎ m 9,275 bytes −1‎ →‎Cantor–Bendixson rank: corrected plural vs. singular typo undo

12 January 2023

• curprev 00:0500:05, 12 January 2023‎ PatrickR2 talk contribs‎ 9,276 bytes −276‎ →‎Definition: streamline per [[WP::NOTTEXTBOOK]]. Continuously adding extraneous material (line synonyms for "limit point", etc) in articles is a violation of that. undo

10 January 2023

• curprev 22:1322:13, 10 January 2023‎ Mgkrupa talk contribs‎ 9,552 bytes −347‎ Moved some information to Separated sets undo
• curprev 19:1719:17, 10 January 2023‎ Mgkrupa talk contribs‎ 9,899 bytes +745‎ Added ==Definition== section. Added information taken from the article Accumulation point. undo
• curprev 19:1019:10, 10 January 2023‎ Mgkrupa talk contribs‎ 9,154 bytes +19‎ Added {{visible anchor|}} undo
• curprev 19:1019:10, 10 January 2023‎ Mgkrupa talk contribs‎ 9,135 bytes +604‎ Restored sourced information that was clearly relevant. Unlike UNsourced information, SOURCED information should not be discarded without a GOOD reason. undo
• curprev 09:0809:08, 10 January 2023‎ PatrickR2 talk contribs‎ 8,531 bytes −505‎ →‎Properties: remove paragraph about separated sets, as not really relevant to the article about derived set undo

28 December 2022

• curprev 05:5105:51, 28 December 2022‎ 174.109.70.231 talk‎ 9,036 bytes 0‎ typo undo

29 August 2022

• curprev 08:1208:12, 29 August 2022‎ Saposto talk contribs‎ 9,036 bytes +130‎ →‎Cantor–Bendixson rank undo

12 September 2021

• curprev 21:2821:28, 12 September 2021‎ Citation bot talk contribs‎ 8,906 bytes +81‎ Add: title. Changed bare reference to CS1/2. | Use this bot. Report bugs. | Suggested by Abductive | Category:General topology | #UCB_Category 19/174 undo

4 June 2021

• curprev 03:3703:37, 4 June 2021‎ 67.189.39.2 talk‎ 8,825 bytes 0‎ →‎Cantor–Bendixson rank: Correcting terminology. undo

7 February 2021

• curprev 03:0403:04, 7 February 2021‎ Mgkrupa talk contribs‎ 8,825 bytes +443‎ Changed expressions into LaTeX so that the same math formatting is used throughout the article. undo

30 August 2020

• curprev 22:3622:36, 30 August 2020‎ PatrickR2 talk contribs‎ m 8,382 bytes −20‎ →‎Cantor–Bendixson rank: minor sentence change undo
• curprev 00:5300:53, 30 August 2020‎ PatrickR2 talk contribs‎ 8,402 bytes +47‎ →‎Properties: Add reference to Engelking undo
• curprev 00:5000:50, 30 August 2020‎ PatrickR2 talk contribs‎ 8,355 bytes +164‎ →‎References: Add Engelking undo

29 August 2020

• curprev 16:1216:12, 29 August 2020‎ PatrickR2 talk contribs‎ 8,191 bytes +725‎ →‎Properties: Add paragraph regarding conditions for the derived set to be closed undo

28 August 2020

• curprev 21:4121:41, 28 August 2020‎ Wcherowi talk contribs‎ 7,466 bytes +132‎ Reverted good faith edits by PatrickR2 (talk): This is a useful aid for the reader unfamiliar with topological concepts. Since it is short and to the point, it should stay. (TW) undo Tag: Undo
• curprev 20:5820:58, 28 August 2020‎ PatrickR2 talk contribs‎ m 7,334 bytes −132‎ →‎Properties: No need to define T1 space in this article. The link is sufficient. undo

16 August 2020

• curprev 22:5422:54, 16 August 2020‎ Mgkrupa talk contribs‎ 7,466 bytes +164‎ Added == See also == section undo

18 December 2019

• curprev 19:2819:28, 18 December 2019‎ Wcherowi talk contribs‎ 7,302 bytes +205‎ added definition of dense-in-itself with reference undo
• curprev 03:3003:30, 18 December 2019‎ InternetArchiveBot talk contribs‎ 7,097 bytes +110‎ Bluelinking 1 books for verifiability.) #IABot (v2.1alpha3 undo

17 December 2019

• curprev 23:4623:46, 17 December 2019‎ Wcherowi talk contribs‎ 6,987 bytes +740‎ Reorganized, expanded T1 space properties, some ce undo
• curprev 20:0920:09, 17 December 2019‎ Wcherowi talk contribs‎ 6,247 bytes +160‎ →‎Properties: added reference undo

15 December 2019

• curprev 19:5119:51, 15 December 2019‎ Wcherowi talk contribs‎ 6,087 bytes +448‎ added examples undo

12 December 2019

• curprev 20:0420:04, 12 December 2019‎ Wcherowi talk contribs‎ 5,639 bytes +128‎ →‎References: rearranged references undo
• curprev 20:0220:02, 12 December 2019‎ Wcherowi talk contribs‎ 5,511 bytes +216‎ →‎Properties: added clarification undo

11 December 2019

• curprev 23:5623:56, 11 December 2019‎ Wcherowi talk contribs‎ 5,295 bytes −1‎ →‎Properties: fixed DAB problem undo
• curprev 00:1400:14, 11 December 2019‎ Wcherowi talk contribs‎ 5,296 bytes +821‎ Added some elementary properties with references undo

9 December 2019

• curprev 21:3721:37, 9 December 2019‎ 2001:861:3ac0:4fa0:2dcb:2232:88d8:5c31 talk‎ 4,475 bytes +33‎ No edit summary undo

6 November 2019

• curprev 19:4119:41, 6 November 2019‎ InternetArchiveBot talk contribs‎ 4,442 bytes +87‎ Bluelink 1 book for verifiability.) #IABot (v2.0) (GreenC bot undo

15 October 2018

• curprev 17:0117:01, 15 October 2018‎ Michael Hardy talk contribs‎ 4,355 bytes +4‎ →‎Topology in terms of derived sets undo
• curprev 16:5916:59, 15 October 2018‎ Michael Hardy talk contribs‎ 4,351 bytes −7‎ →‎Topology in terms of derived sets undo
• curprev 16:5916:59, 15 October 2018‎ Michael Hardy talk contribs‎ 4,358 bytes +7‎ →‎Topology in terms of derived sets undo
• curprev 16:5816:58, 15 October 2018‎ Michael Hardy talk contribs‎ 4,351 bytes −1‎ →‎Topology in terms of derived sets undo
• curprev 16:5716:57, 15 October 2018‎ Michael Hardy talk contribs‎ 4,352 bytes +50‎ →‎Topology in terms of derived sets undo

3 February 2018

• curprev 07:5407:54, 3 February 2018‎ 178.7.8.191 talk‎ 4,302 bytes +78‎ →‎Topology in terms of derived sets: removed wrong claims undo

29 October 2017

• curprev 17:2317:23, 29 October 2017‎ 213.124.223.2 talk‎ 4,224 bytes +18‎ →‎Cantor–Bendixson rank undo
• curprev 15:0515:05, 29 October 2017‎ 213.124.223.2 talk‎ 4,206 bytes +54‎ added definition of X' in Cantor-Benedixson rank undo Tag: Visual edit

28 June 2017

• curprev 00:5900:59, 28 June 2017‎ 131.112.127.187 talk‎ 4,152 bytes +6‎ →‎Topology in terms of derived sets undo

6 April 2017

• curprev 08:3308:33, 6 April 2017‎ Tea2min talk contribs‎ 4,146 bytes −36‎ Perfect space redirects to Perfect set, already mentioned prominently in Derived set (mathematics)#Properties. undo
• curprev 08:3108:31, 6 April 2017‎ Tea2min talk contribs‎ 4,182 bytes +8‎ →‎Properties: Minimal rewording. undo

5 April 2017

• curprev 23:2223:22, 5 April 2017‎ AxelBoldt talk contribs‎ 4,174 bytes −8‎ No edit summary undo Tag: Visual edit

25 September 2016

• curprev 18:1318:13, 25 September 2016‎ Alexey Muranov talk contribs‎ 4,182 bytes +10‎ →‎Properties: simplify and clarify - do not introduce the relation of homeomorphism unnecessarily. undo

4 November 2015

• curprev 15:5815:58, 4 November 2015‎ Pooryorick~enwiki talk contribs‎ 4,172 bytes +5‎ No edit summary undo

30 July 2015

• curprev 02:4702:47, 30 July 2015‎ Tomcuchta talk contribs‎ m 4,167 bytes −18‎ →‎External links: link was dead, new link works undo Tag: Visual edit

20 November 2013

• curprev 08:2408:24, 20 November 2013‎ Tsirel talk contribs‎ 4,185 bytes +36‎ →‎External links: See also Perfect space undo

13 November 2013

• curprev 03:0303:03, 13 November 2013‎ 209.197.141.116 talk‎ 4,149 bytes +10‎ No edit summary undo

23 June 2013

• curprev 16:5616:56, 23 June 2013‎ Bob1960evens talk contribs‎ 4,139 bytes −16‎ →‎References: only one isbn allowed by cite book undo