Pi-system: Revision history

22 May 2024

• curprev 21:2021:20, 22 May 2024 CRau080 talk contribs 16,030 bytes −4 →Equality in distribution: ce undo Tag: 2017 wikitext editor
• curprev 21:1921:19, 22 May 2024 CRau080 talk contribs 16,034 bytes +13 →References: authorlink correction undo Tag: 2017 wikitext editor

14 January 2023

• curprev 19:4219:42, 14 January 2023 2a01:cb00:950:3a00:341c:9ffd:1cba:3fe6 talk 16,021 bytes −1 →Independent random variables undo

12 January 2023

• curprev 22:1222:12, 12 January 2023 Mgkrupa talk contribs 16,022 bytes +4 →{{pi}}-Systems in probability undo
• curprev 21:4521:45, 12 January 2023 Mgkrupa talk contribs 16,018 bytes +91 Reworded and copy editing. Removed the definition of the "^\complement" notation and replaced "A^\complement \in D" with "\Omega \setminus A" since it was only used in one place: "<math>A^\complement \in D</math> (where <math>A^\complement := \Omega \setminus A</math>)," undo

29 December 2022

• curprev 02:4302:43, 29 December 2022 Mgkrupa talk contribs 15,927 bytes +64 →The {{pi}}-{{lambda}} theorem undo

21 December 2022

• curprev 19:4919:49, 21 December 2022 Mgkrupa talk contribs 15,863 bytes −50 Fix, reworded and copy editing undo

27 August 2022

• curprev 05:4905:49, 27 August 2022 JJMC89 bot III talk contribs m 15,913 bytes +4 Moving Category:Set families to Category:Families of sets per Wikipedia:Categories for discussion/Log/2022 August 17#Category:Set families undo

11 May 2022

• curprev 21:4821:48, 11 May 2022 Mgkrupa talk contribs m 15,909 bytes −14 Updated internal links undo

21 December 2021

• curprev 00:5300:53, 21 December 2021 Mgkrupa talk contribs m 15,923 bytes +19 Added {{Measure theory}} undo

4 October 2021

• curprev 04:1104:11, 4 October 2021 Citation bot talk contribs 15,904 bytes +36 Add: series. | Use this bot. Report bugs. | Suggested by Abductive | #UCB_toolbar undo

19 September 2021

• curprev 00:5800:58, 19 September 2021 Mgkrupa talk contribs 15,868 bytes +1 Moved {{Families of sets}} undo

18 September 2021

• curprev 22:2822:28, 18 September 2021 Mgkrupa talk contribs 15,867 bytes +21 Added {{Families of sets}} undo

11 September 2021

• curprev 23:4823:48, 11 September 2021 Mgkrupa talk contribs 15,846 bytes −44 Changing short description from "Non-empty family of sets where the intersection of any two members is again a member" to "Family of sets closed under intersection" (Shortdesc helper) undo

18 July 2021

• curprev 03:0203:02, 18 July 2021 Mgkrupa talk contribs 15,890 bytes −37 →See also: Removed item undo
• curprev 03:0103:01, 18 July 2021 Mgkrupa talk contribs 15,927 bytes −36 Removed item undo
• curprev 02:3202:32, 18 July 2021 Mgkrupa talk contribs m 15,963 bytes +1 →See also undo
• curprev 02:3202:32, 18 July 2021 Mgkrupa talk contribs m 15,962 bytes +2 Update undo
• curprev 02:3002:30, 18 July 2021 Mgkrupa talk contribs 15,960 bytes +91 →References: Added reference undo
• curprev 02:3002:30, 18 July 2021 Mgkrupa talk contribs 15,869 bytes +60 No information was added, removed, or changed. Only copy editing to make this article more compliant with MOS:MATH and WP:ACCESSIBILITY. Minor rewording/rearranging/fixes. Spell out abbreviations s.t./iff/i.e./can't/... and symbols ∀∃⇔⇒∨∧¬ (exceptions for e.g. formal logic). Try to write complete sentences. Avoid we/one/us/clearly/note/... Avoid symbols that might not render correctly in some browsers like Unicode ∪∩≠≤→∈∑⊕√∞ or σℱ𝔉𝔽ℝℂℕ by e.g. replacing them with LaTeX. undo

9 July 2021

• curprev 21:2621:26, 9 July 2021 Mgkrupa talk contribs m 15,809 bytes +22 →See also undo
• curprev 21:2221:22, 9 July 2021 Mgkrupa talk contribs 15,787 bytes +93 →See also undo
• curprev 02:5602:56, 9 July 2021 Bri talk contribs m 15,694 bytes −3 Remove "A" as the first word from short descriptions, per WP:SHORTDESC (via WP:JWB) undo

14 March 2021

• curprev 08:2608:26, 14 March 2021 Pingku talk contribs m 15,697 bytes +1 →Definitions: rmv repetition undo

7 February 2021

• curprev 12:3812:38, 7 February 2021 עוזי ו. talk contribs 15,696 bytes 0 No edit summary undo

3 February 2021

• curprev 02:0302:03, 3 February 2021 Mgkrupa talk contribs 15,696 bytes +32 Updated lambda symbol undo
• curprev 01:0701:07, 3 February 2021 Mgkrupa talk contribs m 15,664 bytes +47 Updated sigma undo

2 February 2021

• curprev 23:5423:54, 2 February 2021 Mgkrupa talk contribs 15,617 bytes +116 Changed expressions into LaTeX so that the same math formatting is used throughout the article. undo

14 December 2020

• curprev 14:1414:14, 14 December 2020 Joel Brennan talk contribs 15,501 bytes +214 corrected a technical detail: pi-systems are only closed under *non*-empty finite intersections. I have added an explanation of this technicality in a "n.b." tag undo
• curprev 13:5313:53, 14 December 2020 Joel Brennan talk contribs m 15,287 bytes +144 added wikilinks undo

6 November 2020

• curprev 07:2007:20, 6 November 2020 Mgkrupa talk contribs m 15,143 bytes −14 Removed redundant Wikipedia template undo
• curprev 05:3205:32, 6 November 2020 Mgkrupa talk contribs 15,157 bytes +130 Added item to == See also == section undo
• curprev 04:0304:03, 6 November 2020 Mgkrupa talk contribs m 15,027 bytes +43 Added {{anchor|}} undo

5 November 2020

• curprev 07:0707:07, 5 November 2020 Mgkrupa talk contribs 14,984 bytes +110 Added {{short description|}} undo

1 November 2020

• curprev 22:1722:17, 1 November 2020 Mgkrupa talk contribs 14,874 bytes +196 Added info undo

9 October 2020

• curprev 16:0016:00, 9 October 2020 Arjayay talk contribs m 14,678 bytes −3 Duplicate word removed undo

8 October 2020

• curprev 23:3023:30, 8 October 2020 Mgkrupa talk contribs 14,681 bytes +1,163 Added definition section and gave characterizations of the pi-system generated by a collection of sets. Also added filters as an example of pi-system. undo

4 October 2020

• curprev 18:0618:06, 4 October 2020 Mgkrupa talk contribs m 13,518 bytes +32 No edit summary undo
• curprev 17:4417:44, 4 October 2020 Mgkrupa talk contribs 13,486 bytes +129 →See also undo

1 May 2020

• curprev 23:1323:13, 1 May 2020 86.167.2.95 talk 13,357 bytes −1 No edit summary undo

4 April 2019

• curprev 11:0211:02, 4 April 2019 Bernanke's Crossbow talk contribs 13,358 bytes +19 Math tweak, and prep for WP:Partial transclusion undo
• curprev 10:4510:45, 4 April 2019 Bernanke's Crossbow talk contribs m 13,339 bytes +4 No edit summary undo

28 June 2018

• curprev 11:5311:53, 28 June 2018 Kku talk contribs 13,335 bytes +74 {{pi}}-system in chemistry undo

8 March 2018

• curprev 09:5909:59, 8 March 2018 BetterMath talk contribs 13,261 bytes +108 →{{pi}}-Systems in probability: replace \mathbb{P} by \operatorname{P} undo

18 February 2018

• curprev 17:5317:53, 18 February 2018 GoingBatty talk contribs 13,153 bytes 0 →top: fixed DISPLAYTITLE undo
• curprev 17:5317:53, 18 February 2018 GoingBatty talk contribs m 13,153 bytes 0 GoingBatty moved page Pi system to Pi-system over redirect: dash undo
• curprev 17:5217:52, 18 February 2018 GoingBatty talk contribs 13,153 bytes −4 fixed DISPLAYTITLE undo
• curprev 02:5202:52, 18 February 2018 Michael Hardy talk contribs 13,157 bytes +3 →Equality in distribution undo
• curprev 02:4902:49, 18 February 2018 Michael Hardy talk contribs 13,154 bytes −4 →Example undo
• curprev 02:4802:48, 18 February 2018 Michael Hardy talk contribs 13,158 bytes +34 →Example undo