If and only if: Revision history

22 March 2024

• curprev 18:4318:43, 22 March 2024‎ Watchduck talk contribs‎ m 16,777 bytes −10‎ →‎Definition undo
• curprev 18:4318:43, 22 March 2024‎ Watchduck talk contribs‎ m 16,787 bytes −1‎ →‎Definition undo
• curprev 18:4218:42, 22 March 2024‎ Watchduck talk contribs‎ 16,788 bytes −178‎ →‎Definition: use {{tl|2-ary truth table}}, add corresponding Venn diagrams undo

19 March 2024

• curprev 22:3722:37, 19 March 2024‎ Montgomery Link talk contribs‎ 16,966 bytes +9‎ No edit summary undo
• curprev 22:3422:34, 19 March 2024‎ Montgomery Link talk contribs‎ 16,957 bytes +58‎ The graphic titled Logical symbols representing iff is misleading. The first and the third symbols are logical connectives, but the second and fourth symbol are actually the same and they stand for logical equivalence. undo

6 March 2024

• curprev 01:1301:13, 6 March 2024‎ 2603:6081:6df0:7770:21ad:5326:f96:e747 talk‎ 16,899 bytes −5‎ No edit summary undo Tag: Manual revert
• curprev 01:1301:13, 6 March 2024‎ 2603:6081:6df0:7770:21ad:5326:f96:e747 talk‎ 16,904 bytes +5‎ No edit summary undo Tag: Reverted

1 March 2024

• curprev 12:1612:16, 1 March 2024‎ CapnZapp talk contribs‎ 16,899 bytes −3,227‎ →‎Distinction from "if" and "only if": tentatively blanking this section in the hopes someone will source it. Wikipedia should not contain examples entirely made up by editors. Do reuse examples you can reference being used by reliable sources, however! undo

27 February 2024

• curprev 08:5108:51, 27 February 2024‎ Materialscientist talk contribs‎ m 20,126 bytes −52‎ Reverted edits by 192.145.170.197 (talk) (HG) (3.4.12) undo Tags: Huggle Rollback
• curprev 08:5008:50, 27 February 2024‎ 192.145.170.197 talk‎ 20,178 bytes +52‎ No edit summary undo Tags: Reverted Mobile edit Mobile web edit

21 February 2024

• curprev 17:1417:14, 21 February 2024‎ FMSky talk contribs‎ m 20,126 bytes +1‎ Reverted 1 edit by Sarim.B7 (talk) to last revision by Robert Kowalski undo Tags: Twinkle Undo

16 February 2024

• curprev 15:3715:37, 16 February 2024‎ Sarim.B7 talk contribs‎ m 20,125 bytes −1‎ Just an extremely minor grammatical/tone change. undo Tags: Reverted Visual edit Newcomer task Newcomer task: references

13 February 2024

• curprev 21:4821:48, 13 February 2024‎ Robert Kowalski talk contribs‎ m 20,126 bytes +2‎ →‎Usage in definitions undo
• curprev 20:3220:32, 13 February 2024‎ Robert Kowalski talk contribs‎ 20,124 bytes +93‎ →‎See also: If and only if in logic programs] undo
• curprev 20:2720:27, 13 February 2024‎ Robert Kowalski talk contribs‎ 20,031 bytes +283‎ →‎Usage in definitions: interpretation of "only if" as an expression in the metalanguage undo

12 February 2024

• curprev 09:5609:56, 12 February 2024‎ Stephan Leeds talk contribs‎ 19,748 bytes +4‎ →‎More general usage: nonsense “Iff is used” (use–mention reversal) undo

28 January 2024

• curprev 12:5012:50, 28 January 2024‎ Robert Kowalski talk contribs‎ m 19,744 bytes −4‎ →‎When "if" means "if and only if" undo
• curprev 12:4912:49, 28 January 2024‎ Robert Kowalski talk contribs‎ 19,748 bytes +472‎ →‎When "if" means "if and only if": Explain more fully the difference between object language and metalanguage interpretations of "only if" undo

27 January 2024

• curprev 14:2814:28, 27 January 2024‎ Robert Kowalski talk contribs‎ m 19,276 bytes −18‎ →‎When "if" means "if and only if": tone down undo
• curprev 12:3412:34, 27 January 2024‎ Robert Kowalski talk contribs‎ 19,294 bytes +2,078‎ When "if" means "if and only if" undo

6 January 2024

• curprev 03:5003:50, 6 January 2024‎ 49.216.97.250 talk‎ 17,216 bytes −33‎ No edit summary undo Tags: Visual edit Mobile edit Mobile web edit

10 September 2023

• curprev 01:0201:02, 10 September 2023‎ Sushidude21! talk contribs‎ m 17,249 bytes +207‎ Citation undo Tags: Visual edit Newcomer task Newcomer task: references

10 August 2023

• curprev 09:4209:42, 10 August 2023‎ DanTrent talk contribs‎ 17,042 bytes +3‎ →‎Proofs undo Tag: Visual edit

9 July 2023

• curprev 21:4621:46, 9 July 2023‎ Davide King talk contribs‎ 17,039 bytes −2‎ ce undo

24 June 2023

• curprev 11:3911:39, 24 June 2023‎ TennisFans talk contribs‎ 17,041 bytes +23‎ →‎Notation undo
• curprev 11:3811:38, 24 June 2023‎ TennisFans talk contribs‎ 17,018 bytes +35‎ →‎Notation undo

23 April 2023

• curprev 13:4213:42, 23 April 2023‎ CastJared talk contribs‎ 16,983 bytes +1,068‎ Rescuing 7 sources and tagging 0 as dead.) #IABot (v2.0.9.3 undo Tag: IABotManagementConsole [1.2]

9 January 2023

• curprev 10:3410:34, 9 January 2023‎ 81.5.38.43 talk‎ 15,915 bytes −5‎ No edit summary undo

22 November 2022

• curprev 04:3104:31, 22 November 2022‎ FAVILLOUSSCUTIFEROUS talk contribs‎ 15,920 bytes +1‎ Undid revision 1123150057 by FAVILLOUSSCUTIFEROUS (talk) undo Tag: Undo
• curprev 04:3004:30, 22 November 2022‎ FAVILLOUSSCUTIFEROUS talk contribs‎ 15,919 bytes −1‎ No edit summary undo Tag: Reverted

20 October 2022

• curprev 21:3421:34, 20 October 2022‎ InternetArchiveBot talk contribs‎ 15,920 bytes +154‎ Rescuing 1 sources and tagging 0 as dead.) #IABot (v2.0.9.2) (Whoop whoop pull up - 11040 undo

14 July 2022

• curprev 22:5622:56, 14 July 2022‎ Zaslav talk contribs‎ 15,766 bytes +97‎ →‎Usage in definitions: Justify use of "if" in definitions. undo
• curprev 14:1114:11, 14 July 2022‎ Zaslav talk contribs‎ 15,669 bytes +85‎ Ce and explain "logical connective". undo

13 February 2022

• curprev 05:5305:53, 13 February 2022‎ 魔琴 talk contribs‎ 15,584 bytes +12‎ →‎top: in some cases the last f in the italic iff will disappear undo

27 October 2021

• curprev 21:0921:09, 27 October 2021‎ MrOllie talk contribs‎ 15,572 bytes −497‎ See Wikipedia_talk:WikiProject_Spam#Mass_spam_of_mathvault.ca undo

29 April 2021

• curprev 23:1623:16, 29 April 2021‎ LilyKitty talk contribs‎ 16,069 bytes +26‎ about equivalence relation undo

8 April 2021

• curprev 15:5015:50, 8 April 2021‎ 130.126.255.44 talk‎ 16,043 bytes +4‎ No edit summary undo
• curprev 15:4815:48, 8 April 2021‎ 130.126.255.44 talk‎ 16,039 bytes +38‎ I tried to fix a sentence that previously only addressed the "only if" portion of if and only if. Now the "if" component is addressed too. undo

6 March 2021

• curprev 19:2419:24, 6 March 2021‎ Ravenpuff talk contribs‎ 16,001 bytes +4‎ →‎top: quote marks for use–mention distinction undo

22 February 2021

• curprev 19:1519:15, 22 February 2021‎ Primergrey talk contribs‎ 15,997 bytes −41‎ already linked undo

4 February 2021

• curprev 13:2413:24, 4 February 2021‎ Grawiton talk contribs‎ m 16,038 bytes +43‎ redir undo Tag: 2017 wikitext editor

6 January 2021

• curprev 03:1603:16, 6 January 2021‎ Francois-Pier talk contribs‎ 15,995 bytes +28‎ +template undo

26 November 2020

• curprev 15:1615:16, 26 November 2020‎ Monkbot talk contribs‎ m 15,967 bytes −222‎ Task 18 (cosmetic): eval 15 templates: del empty params (19×); del |url-status= (3×); undo Tag: AWB

17 November 2020

• curprev 15:3115:31, 17 November 2020‎ WikiCleanerBot talk contribs‎ m 16,189 bytes 0‎ v2.04b - Bot T20 CW#61 - WP:WCW project (Reference before punctuation) undo Tag: WPCleaner

7 November 2020

• curprev 23:5723:57, 7 November 2020‎ Mindmatrix talk contribs‎ m 16,189 bytes 0‎ revert - see WP:LQ undo Tag: Manual revert
• curprev 22:1322:13, 7 November 2020‎ 2605:e000:1301:1e6d:55c0:8932:3d51:a957 talk‎ 16,189 bytes 0‎ →‎Usage in definitions: Comma placed inside quotation mark. undo Tag: Reverted

21 September 2020

• curprev 15:2415:24, 21 September 2020‎ Joel Brennan talk contribs‎ m 16,189 bytes +48‎ →‎In terms of Euler diagrams: minor formatting undo

4 September 2020

• curprev 03:0603:06, 4 September 2020‎ Miaumee talk contribs‎ 16,141 bytes +739‎ General revision throughout the page. Improved inline citations. Removed "more citation needed" template accordingly. Reformatted em-dash as per MoS. Rephrased sentences to prevent flow disruption. Minor punctuation fixes. Broken down lengthy sentences. Added "logical equivalence" to See Also. undo Tag: Visual edit

17 August 2020

• curprev 09:2809:28, 17 August 2020‎ Primergrey talk contribs‎ 15,402 bytes +45‎ nixed inapropriate bolding undo

22 June 2020

• curprev 02:3502:35, 22 June 2020‎ GorillaWarfare talk contribs‎ m 15,357 bytes +23‎ Reverted edits by 49.224.89.134 (talk) (HG) (3.4.9) undo Tags: Huggle Rollback