Indicator function: Revision history

28 November 2023

• curprev 19:5419:54, 28 November 2023‎ Hairy Dude talk contribs‎ 17,094 bytes +16‎ display="block" undo Tags: Mobile edit Mobile web edit Advanced mobile edit

27 October 2023

• curprev 22:5722:57, 27 October 2023‎ Bernanke's Crossbow talk contribs‎ m 17,078 bytes 0‎ →‎Smoothness: pipe trick-ish stuff undo
• curprev 22:5622:56, 27 October 2023‎ Bernanke's Crossbow talk contribs‎ 17,078 bytes +93‎ →‎Smoothness: smooth over (heh) the boundary between added material and not undo
• curprev 21:5621:56, 27 October 2023‎ Bernanke's Crossbow talk contribs‎ 16,985 bytes −19‎ →‎Smoothness: typo undo
• curprev 21:5521:55, 27 October 2023‎ Bernanke's Crossbow talk contribs‎ 17,004 bytes +939‎ →‎Derivatives of the indicator function: Moving content from Characteristic function undo
• curprev 21:4921:49, 27 October 2023‎ Bernanke's Crossbow talk contribs‎ 16,065 bytes −253‎ →‎Basic properties: Defn not necessary for article's intended audience undo

20 September 2023

• curprev 13:5113:51, 20 September 2023‎ Zfeinst talk contribs‎ 16,318 bytes 0‎ Undid revision 1175758252 by 36.228.207.78 (talk) "\mathbf{1}" notation is used throughout the rest of this page undo Tag: Undo

17 September 2023

• curprev 06:5806:58, 17 September 2023‎ 36.228.207.78 talk‎ 16,318 bytes 0‎ No edit summary undo Tags: Reverted Visual edit

25 July 2023

• curprev 07:5507:55, 25 July 2023‎ Hellacioussatyr talk contribs‎ 16,318 bytes +2‎ →‎Basic properties undo Tags: Mobile edit Mobile web edit Advanced mobile edit

24 May 2023

• curprev 07:3607:36, 24 May 2023‎ Roffaduft talk contribs‎ m 16,316 bytes +24‎ →‎See also undo

11 April 2023

• curprev 02:5202:52, 11 April 2023‎ BBUCommander talk contribs‎ m 16,292 bytes −3‎ using "one has" when the number 1 is frequently used is confusing undo

19 March 2023

• curprev 17:4917:49, 19 March 2023‎ SamL 199917 talk contribs‎ m 16,295 bytes −1‎ fixed unicode character not showing undo

20 September 2022

• curprev 05:5805:58, 20 September 2022‎ Physikerwelt talk contribs‎ 16,296 bytes +16‎ →‎Definition undo Tag: Visual edit

19 September 2022

• curprev 00:4900:49, 19 September 2022‎ Hellacioussatyr talk contribs‎ 16,280 bytes −9‎ →‎Derivatives of the indicator function undo Tag: 2017 wikitext editor

14 August 2022

• curprev 05:4205:42, 14 August 2022‎ Hooman Mallahzadeh talk contribs‎ m 16,289 bytes +1‎ →‎Basic properties undo

6 August 2022

• curprev 17:4417:44, 6 August 2022‎ 2600:6c51:4540:2a2b:c22:749d:94b8:e13d talk‎ 16,288 bytes −2‎ →‎Basic properties: Square brackets to curly braces for set notation undo Tag: Visual edit

5 May 2022

• curprev 00:0700:07, 5 May 2022‎ Damonturney talk contribs‎ m 16,290 bytes 0‎ →‎Derivatives of the indicator function: fixed a < vs > mistake undo
• curprev 00:0600:06, 5 May 2022‎ Damonturney talk contribs‎ m 16,290 bytes −41‎ →‎Derivatives of the indicator function: Improving the depth and clarity undo

5 April 2022

• curprev 15:1815:18, 5 April 2022‎ D.Lazard talk contribs‎ 16,331 bytes 0‎ Reverted 5 edits by 95.24.203.18 (talk): Incoherent with the other sections undo Tags: Twinkle Undo
• curprev 14:5014:50, 5 April 2022‎ 95.24.203.18 talk‎ 16,331 bytes −4‎ →‎Definition undo Tags: Manual revert Reverted
• curprev 14:4914:49, 5 April 2022‎ 95.24.203.18 talk‎ 16,335 bytes +4‎ →‎Definition undo Tag: Reverted
• curprev 14:4814:48, 5 April 2022‎ 95.24.203.18 talk‎ 16,331 bytes −1‎ →‎Definition undo Tag: Reverted
• curprev 14:4714:47, 5 April 2022‎ 95.24.203.18 talk‎ 16,332 bytes 0‎ →‎Definition undo Tag: Reverted
• curprev 14:4614:46, 5 April 2022‎ 95.24.203.18 talk‎ 16,332 bytes +1‎ →‎Definition undo Tag: Reverted

4 April 2022

• curprev 09:4509:45, 4 April 2022‎ D.Lazard talk contribs‎ 16,331 bytes −25‎ →‎top: clearer undo
• curprev 09:4109:41, 4 April 2022‎ D.Lazard talk contribs‎ 16,356 bytes −101‎ →‎top: Less pedantry undo
• curprev 09:2709:27, 4 April 2022‎ D.Lazard talk contribs‎ 16,457 bytes +22‎ Changing short description from "Type of mathematical function" to "Mathematical function characterizing set membership" (Shortdesc helper) undo
• curprev 09:2409:24, 4 April 2022‎ D.Lazard talk contribs‎ 16,435 bytes +162‎ →‎top: relationship with Iverson bracket undo

9 February 2022

• curprev 15:0815:08, 9 February 2022‎ 165.91.13.217 talk‎ 16,273 bytes −1‎ A typo: denoted is misspelled as 'denoteed'. undo

23 January 2022

• curprev 03:3703:37, 23 January 2022‎ Sbb talk contribs‎ 16,274 bytes +344‎ replaced colon-indented math with <math display=block> (:-indent wikitext produces invalid HTML5 <dd> markup without enclosing <dl>); {{math}}/<math> markup for inline math; moved punctuation inside preceding </math> to prevent wrapping of punctuation (by SublimeText.Mediawiker) undo

27 December 2021

• curprev 01:0901:09, 27 December 2021‎ David Eppstein talk contribs‎ 15,930 bytes −281‎ chi notation; rm unsourced and dubious claim about computer science undo
• curprev 01:0601:06, 27 December 2021‎ David Eppstein talk contribs‎ 16,211 bytes +57‎ ce lead; start less technical undo

6 December 2021

• curprev 18:2718:27, 6 December 2021‎ KD5TVI talk contribs‎ 16,154 bytes −33‎ →‎Sources: Copy Template:Cite Q from Lotfi A. Zadeh. Add Template:Refbegin. undo

16 November 2021

• curprev 21:5321:53, 16 November 2021‎ Citation bot talk contribs‎ 16,187 bytes −216‎ Add: s2cid, authors 1-1. Removed proxy/dead URL that duplicated identifier. Removed parameters. Some additions/deletions were parameter name changes. | Use this bot. Report bugs. | Suggested by Abductive | #UCB_toolbar undo

11 November 2021

• curprev 07:1107:11, 11 November 2021‎ Tea2min talk contribs‎ 16,403 bytes −221‎ →‎Basic properties: Repair last edit: Remove fragment of "Explain" tag. I think the sentence "More generally, suppose A_1, ..., A_n is a collection of subsets of X." makes it clear that the collection of A_k's is indeed meant to be finite, with n the number of elements of this collection. undo

10 November 2021

• curprev 11:1811:18, 10 November 2021‎ 176.122.109.237 talk‎ 16,624 bytes −16‎ →‎Basic properties undo

15 October 2021

• curprev 16:1016:10, 15 October 2021‎ 200.111.172.202 talk‎ 16,640 bytes +38‎ →‎Mean, variance and covariance: add name of property undo

22 September 2021

• curprev 16:1816:18, 22 September 2021‎ Zfeinst talk contribs‎ 16,602 bytes −163‎ Revert vandalism to version by Hellacioussatyr undo Tag: Manual revert
• curprev 03:0403:04, 22 September 2021‎ AnomieBOT talk contribs‎ 16,765 bytes −11‎ Fixing reference errors undo Tag: Reverted

21 September 2021

• curprev 22:5322:53, 21 September 2021‎ 209.236.20.145 talk‎ 16,776 bytes +174‎ →‎Notes undo Tags: Reverted extraneous markup

2 August 2021

• curprev 06:0106:01, 2 August 2021‎ Hellacioussatyr talk contribs‎ 16,602 bytes +1‎ →‎Basic properties undo Tags: Mobile edit Mobile web edit Advanced mobile edit
• curprev 06:0006:00, 2 August 2021‎ Hellacioussatyr talk contribs‎ 16,601 bytes +5‎ →‎Derivatives of the indicator function undo Tags: Mobile edit Mobile web edit Advanced mobile edit

27 July 2021

• curprev 09:1509:15, 27 July 2021‎ Ravenpuff talk contribs‎ 16,596 bytes +24‎ →‎top: ce undo

6 July 2021

• curprev 08:2408:24, 6 July 2021‎ OAbot talk contribs‎ m 16,572 bytes +17‎ Open access bot: doi added to citation with #oabot. undo

3 July 2021

• curprev 02:4402:44, 3 July 2021‎ Goodphy talk contribs‎ 16,555 bytes +12‎ Undid revision 1031689300 by Goodphy (talk) undo Tag: Undo
• curprev 02:4202:42, 3 July 2021‎ Goodphy talk contribs‎ 16,543 bytes −12‎ Explicitly mentioned that an indicator function is a surjective function. undo Tags: Reverted Visual edit
• curprev 01:4101:41, 3 July 2021‎ Goodphy talk contribs‎ 16,555 bytes +69‎ Adding the reason of the notation I_A for the indicator function of a subset A of a set X. undo Tag: Visual edit
• curprev 01:3601:36, 3 July 2021‎ Goodphy talk contribs‎ 16,486 bytes +116‎ Improved the first indicator function description of this Wikipedia page. undo Tag: Visual edit

28 June 2021

• curprev 19:0219:02, 28 June 2021‎ Qwerfjkl talk contribs‎ m 16,370 bytes −2‎ Removed 'a(n)' from the beginning of the short description per WP:SDFORMAT, from WP:Reward board. (via WP:JWB) undo

13 April 2021

• curprev 04:1704:17, 13 April 2021‎ Dokidaki-ylc talk contribs‎ m 16,372 bytes −37‎ Improve format (specifically when explaining characteristic function properties) undo Tag: Visual edit