Euler's totient function: Revision history

17 October 2024

• curprev 13:1813:18, 17 October 2024 Anita5192 talk contribs 44,557 bytes −4 Partial revert. Some of these edits were helpful. undo
• curprev 11:5711:57, 17 October 2024 Folly Mox talk contribs 44,561 bytes −98 Undid revision 1251661460 by Citation bot (talk): caused a template error undo Tags: Undo Mobile edit Mobile web edit Advanced mobile edit
• curprev 09:5709:57, 17 October 2024 Citation bot talk contribs 44,659 bytes +98 Alter: title, issue, template type. Add: doi, pages, chapter. | Use this bot. Report bugs. | Suggested by Dominic3203 | Category:Modular arithmetic | #UCB_Category 40/62 undo Tag: Reverted

13 October 2024

• curprev 15:0415:04, 13 October 2024 Anita5192 talk contribs 44,561 bytes −6 Undid revision 1250945751 by Shashvat Verma (talk)incorrect grammar undo Tag: Undo
• curprev 13:5013:50, 13 October 2024 Shashvat Verma talk contribs 44,567 bytes +6 Updated short description undo Tags: Reverted Mobile edit Mobile app edit Android app edit App description change
• curprev 13:2613:26, 13 October 2024 D.Lazard talk contribs 44,561 bytes −4 WP:SDSHORT (shorter but still more than 40) undo Tag: Shortdesc helper
• curprev 13:2213:22, 13 October 2024 D.Lazard talk contribs 44,565 bytes −2 Reverted 1 edit by Shashvat Verma (talk): WP:SDFORMAT undo Tags: Twinkle Undo
• curprev 10:5010:50, 13 October 2024 Shashvat Verma talk contribs 44,567 bytes +2 Updated short description undo Tags: Reverted Mobile edit Mobile app edit Android app edit App description change

9 October 2024

• curprev 14:3414:34, 9 October 2024 Lklundin talk contribs 44,565 bytes −303 Undid revision 1250285393 by 2409:40E0:1157:8BB6:E0A3:1E13:37CC:EAB7 (talk) Excuse me, but even when provided with a WP:RS this does not belong in the WP:LEDE undo Tag: Undo
• curprev 14:3114:31, 9 October 2024 2409:40e0:1157:8bb6:e0a3:1e13:37cc:eab7 talk 44,868 bytes +303 Euler Totient function dividing number readded after adding to talk page undo Tags: Manual revert Reverted Visual edit Mobile edit Mobile web edit

7 October 2024

• curprev 16:3116:31, 7 October 2024 Anita5192 talk contribs 44,565 bytes −303 Undid revision 1249914750 by 2409:40E0:1157:8BB6:B405:E74D:101C:A261 (talk)This is incomprehensible and has been reverted before. Please do not reinsert without first discussing it on the talk page. undo Tags: Undo Reverted
• curprev 14:0814:08, 7 October 2024 2409:40e0:1157:8bb6:b405:e74d:101c:a261 talk 44,868 bytes +303 Readded correct info undo Tags: Reverted Visual edit Mobile edit Mobile web edit

6 October 2024

• curprev 16:3616:36, 6 October 2024 Anita5192 talk contribs 44,565 bytes −282 Manual revert of incomprehesible edits. undo Tag: Manual revert
• curprev 12:5712:57, 6 October 2024 152.58.179.233 talk 44,847 bytes +4 Typo fixed undo Tags: Reverted Visual edit Mobile edit Mobile web edit
• curprev 12:5612:56, 6 October 2024 152.58.179.233 talk 44,843 bytes +278 Number divided by its Euler's totient function undo Tags: Reverted Visual edit Mobile edit Mobile web edit

12 September 2024

• curprev 08:5908:59, 12 September 2024 D.Lazard talk contribs 44,565 bytes +2 Reverted 1 edit by 2001:2043:5A01:A000:CD96:B10A:10D8:DB4E (talk): The two formulas are both correct, but the change makes nonsensical the details of the example undo Tags: Twinkle Undo
• curprev 08:3808:38, 12 September 2024 2001:2043:5a01:a000:cd96:b10a:10d8:db4e talk 44,563 bytes −2 Now the expression is correct, see the following example for totient function of 9 which counts until 8 undo Tags: Reverted Mobile edit Mobile web edit

31 July 2024

• curprev 18:1718:17, 31 July 2024 Anita5192 talk contribs 44,565 bytes −69 Undid revision 1237827403 by Wqwt (talk)Reverted good faith edit. Related functions are linked in the See also section. undo Tag: Undo
• curprev 17:4217:42, 31 July 2024 Wqwt talk contribs 44,634 bytes +69 →History, terminology, and notation undo Tags: Reverted Visual edit

10 June 2024

• curprev 16:2716:27, 10 June 2024 Reywas92 talk contribs m 44,565 bytes +1 MOS:POSS (via WP:JWB) undo

12 May 2024

• curprev 00:5000:50, 12 May 2024 David Eppstein talk contribs 44,564 bytes −330 rm unsourced formula in big pile of formulas; these things tend to accumulate cruft undo

8 May 2024

• curprev 07:4107:41, 8 May 2024 Harmoniker666 talk contribs 44,894 bytes −1 →Divisor sum: Minor wording undo

23 April 2024

• curprev 04:3904:39, 23 April 2024 Pentti Haukkanen talk contribs 44,895 bytes +185 →Other formulae undo Tag: Visual edit: Switched
• curprev 04:1004:10, 23 April 2024 Pentti Haukkanen talk contribs 44,710 bytes +123 →Other formulae undo Tag: Visual edit

18 April 2024

• curprev 07:5507:55, 18 April 2024 86.80.172.97 talk 44,587 bytes +5 Fixed a typo in the 9th formula. The correct one was taken form the german version, https://de.wikipedia.org/wiki/Eulersche_Phi-Funktion undo

18 March 2024

• curprev 18:5318:53, 18 March 2024 David Eppstein talk contribs 44,582 bytes +159 Undid revision 1214400686 by 174.216.146.136 (talk) def of Möbius fn looks ok to me undo Tag: Undo
• curprev 18:5218:52, 18 March 2024 174.216.146.136 talk 44,423 bytes −159 The definition provided is incorrect undo Tags: Reverted Visual edit

16 March 2024

• curprev 21:3621:36, 16 March 2024 D.Lazard talk contribs 44,582 bytes +21 Reverted 1 edit by Chrisdmiddleton (talk): This article belongs undoubtly to the category algebra undo Tags: Twinkle Undo
• curprev 18:2318:23, 16 March 2024 Chrisdmiddleton talk contribs 44,561 bytes −21 removed Category:Algebra using HotCat undo Tags: Reverted Mobile edit Mobile web edit Advanced mobile edit

11 March 2024

• curprev 16:3616:36, 11 March 2024 Falcor84 talk contribs 44,582 bytes +134 →See also: Added the divisor function. Also alphabetised, and added the function symbols undo
• curprev 14:0514:05, 11 March 2024 Anita5192 talk contribs m 44,448 bytes −1 Removed superfluous space. undo Tag: Manual revert
• curprev 12:5012:50, 11 March 2024 Sapphorain talk contribs 44,449 bytes −133 Undid revision 1213163198 by Biratkk (talk) No, n cannot be excluded if n=1; suppressed inaccurate and unreliable blog source undo Tags: Undo Reverted
• curprev 12:4312:43, 11 March 2024 Biratkk talk contribs 44,582 bytes +133 The totient function was wrong, the inequality should be exclusive of n. undo Tag: Reverted
• curprev 08:3408:34, 11 March 2024 Yawnbo talk contribs 44,449 bytes −2 Revert undo Tags: Reverted Mobile edit Mobile web edit
• curprev 08:2908:29, 11 March 2024 Yawnbo talk contribs 44,451 bytes +3 Fixed typo in proof of the example of 9. undo Tags: Reverted Mobile edit Mobile web edit

10 March 2024

• curprev 16:5116:51, 10 March 2024 InternetArchiveBot talk contribs 44,448 bytes +292 Rescuing 2 sources and tagging 0 as dead.) #IABot (v2.0.9.5) (Eastmain - 17952 undo

15 February 2024

• curprev 17:2517:25, 15 February 2024 Anita5192 talk contribs 44,156 bytes −172 →Other formulae: Reverted two unexplained edits. This section is not about harmonic series, and convergence is a property of infinites series, not finite series. undo Tag: Manual revert
• curprev 17:1617:16, 15 February 2024 109.79.215.232 talk 44,328 bytes −16 →Other formulae undo Tags: Reverted Visual edit
• curprev 17:1117:11, 15 February 2024 109.79.215.232 talk 44,344 bytes +188 →Other formulae undo Tags: Reverted Visual edit

4 January 2024

• curprev 13:3013:30, 4 January 2024 OAbot talk contribs m 44,156 bytes +41 Open access bot: arxiv, doi updated in citation with #oabot. undo

31 December 2023

• curprev 16:1416:14, 31 December 2023 Sapphorain talk contribs m 44,115 bytes +13 →Divisibility by any fixed positive integer undo
• curprev 13:1713:17, 31 December 2023 Sapphorain talk contribs 44,102 bytes +1,168 →Other formulae: Divisibility by any fixed positive integer undo
• curprev 12:1512:15, 31 December 2023 Sapphorain talk contribs 42,934 bytes −22 →Other formulae: reference needed: there is no article by Bordellès in the external links undo

19 November 2023

• curprev 20:4420:44, 19 November 2023 2a02:ab88:3980:2100:d436:8a98:6ee2:9ca8 talk 42,956 bytes +48 →Growth rate: add wikilink for the probability of two randomly chosen numbers being relatively undo

31 October 2023

• curprev 09:1609:16, 31 October 2023 193.224.76.194 talk 42,908 bytes −80 removing unnecessary step from the proof undo

13 October 2023

• curprev 11:2111:21, 13 October 2023 Tercer talk contribs 42,988 bytes +65 Undid revision 1179927602 by Terracotta lite (talk) 42,949,672,97 = 641 × 6,700,417 undo Tags: Undo Mobile edit Mobile web edit Advanced mobile edit
• curprev 10:2810:28, 13 October 2023 Terracotta lite talk contribs 42,923 bytes −65 →Cyclotomy: There are more than 5 fermat primes. For example: 4294967297. undo Tags: Reverted Mobile edit Mobile web edit

21 August 2023

• curprev 03:4303:43, 21 August 2023 HeyElliott talk contribs 42,988 bytes +1 →History, terminology, and notation: WP:N'T undo Tag: Visual edit

15 August 2023

• curprev 08:3008:30, 15 August 2023 Sapphorain talk contribs 42,987 bytes −1 Undid revision 1170472499 by 162.83.232.68 (talk) undo Tag: Undo
• curprev 07:1007:10, 15 August 2023 162.83.232.68 talk 42,988 bytes +1 →Proof of Euler's product formula undo Tag: Reverted