Fano plane: Revision history

10 June 2024

• curprev 10:2810:28, 10 June 2024‎ Zaslav talk contribs‎ 24,799 bytes +312‎ Add "A Fano plane" as an alternative definition. undo

7 May 2024

• curprev 05:3805:38, 7 May 2024‎ Citation bot talk contribs‎ 24,487 bytes +24‎ Add: jstor, issue. | Use this bot. Report bugs. | Suggested by Dominic3203 | #UCB_webform undo

11 April 2024

• curprev 23:0823:08, 11 April 2024‎ 76.14.122.5 talk‎ 24,463 bytes −7‎ remove errant ref tag undo

10 March 2024

• curprev 22:5722:57, 10 March 2024‎ 76.14.122.5 talk‎ 24,470 bytes −6‎ remove errant ref tag undo

9 February 2024

• curprev 14:1714:17, 9 February 2024‎ Quondum talk contribs‎ 24,476 bytes +257‎ style uniformity, including citations undo

4 February 2024

• curprev 17:0717:07, 4 February 2024‎ Icandostuff talk contribs‎ m 24,219 bytes −1‎ →‎External link s: Typo undo

30 January 2024

• curprev 21:0521:05, 30 January 2024‎ Quondum talk contribs‎ 24,220 bytes +183‎ fmt uniformity undo
• curprev 20:1920:19, 30 January 2024‎ Quondum talk contribs‎ 24,037 bytes +44‎ some cleanup undo

22 October 2023

• curprev 01:0001:00, 22 October 2023‎ 67.249.248.128 talk‎ 23,993 bytes +52‎ →‎Homogeneous coordinates: Minor clarification. ✞ undo Tags: Mobile edit Mobile web edit

19 October 2023

• curprev 02:4602:46, 19 October 2023‎ 67.249.248.128 talk‎ 23,941 bytes +14‎ →‎Homogeneous coordinates undo Tags: Mobile edit Mobile web edit

15 May 2023

• curprev 01:4701:47, 15 May 2023‎ Quondum talk contribs‎ 23,927 bytes 0‎ avoiding pointless use of redirect undo

13 April 2023

• curprev 17:2417:24, 13 April 2023‎ JayBeeEll talk contribs‎ 23,927 bytes 0‎ Undid revision 1149581227 by Titus III (talk) I don't think this was an improvement: there are two ideas here (what is the notation, and why) and it is better to have them in separate sentences than to have half of one in the sentence with the other undo Tag: Undo
• curprev 03:5503:55, 13 April 2023‎ Titus III talk contribs‎ 23,927 bytes 0‎ Minor phrasing change. undo Tag: Reverted

27 November 2022

• curprev 05:4405:44, 27 November 2022‎ Jacksonwalters talk contribs‎ m 23,927 bytes −119‎ →‎Collineations: remove note about lines being formed by {x^\infty,x^k} undo
• curprev 05:4305:43, 27 November 2022‎ Jacksonwalters talk contribs‎ m 24,046 bytes +27‎ →‎Collineations: note that x^\infty=0 undo

25 November 2022

• curprev 15:1115:11, 25 November 2022‎ Jacksonwalters talk contribs‎ m 24,019 bytes +74‎ →‎Collineations: note that the multiplicative group of a finite field is cyclic of order the size of the field minus one undo

24 November 2022

• curprev 23:4823:48, 24 November 2022‎ Jacksonwalters talk contribs‎ m 23,945 bytes +5‎ →‎Collineations: add link for edge coloring undo
• curprev 23:4623:46, 24 November 2022‎ Jacksonwalters talk contribs‎ m 23,940 bytes +3‎ →‎Collineations: typo undo
• curprev 22:3222:32, 24 November 2022‎ Jacksonwalters talk contribs‎ m 23,937 bytes −8‎ →‎Collineations: inline -1/k undo
• curprev 22:3222:32, 24 November 2022‎ Jacksonwalters talk contribs‎ 23,945 bytes +386‎ →‎Collineations: match English description of symmetries with mathematics undo
• curprev 22:1822:18, 24 November 2022‎ Jacksonwalters talk contribs‎ m 23,559 bytes 0‎ →‎Collineations: song instead of iso undo
• curprev 22:1722:17, 24 November 2022‎ Jacksonwalters talk contribs‎ 23,559 bytes +180‎ →‎Collineations: making the map from K_7,7 to P^1F_7 more explicit undo

23 November 2022

• curprev 12:2512:25, 23 November 2022‎ Jacksonwalters talk contribs‎ m 23,379 bytes −1‎ →‎Collineations: line, not plane undo
• curprev 00:2700:27, 23 November 2022‎ Jacksonwalters talk contribs‎ m 23,380 bytes +10‎ →‎Collineations: add link field extension undo
• curprev 00:2300:23, 23 November 2022‎ Jacksonwalters talk contribs‎ m 23,370 bytes +11‎ →‎Collineations: It's really the vertices that are F_8\0, not the plane itself. undo
• curprev 00:2100:21, 23 November 2022‎ Jacksonwalters talk contribs‎ m 23,359 bytes −32‎ →‎Collineations: delete Aut(F_8\0) as it's really the automorphisms of the projective plane which includes lines undo

22 November 2022

• curprev 22:5722:57, 22 November 2022‎ Jacksonwalters talk contribs‎ 23,391 bytes +1,509‎ →‎Collineations: Add the Cat's Cradle map. undo
• curprev 22:3122:31, 22 November 2022‎ Jacksonwalters talk contribs‎ m 21,882 bytes +185‎ →‎Collineations: Add reference for explicit isomorphism of PGL(3,2) to PSL(2,7) from Richard K. Guy and Ezra Brown, The Unity of Combinatorics, pg. 177. undo

4 August 2022

• curprev 08:5308:53, 4 August 2022‎ AnomieBOT talk contribs‎ m 21,697 bytes +17‎ Dating maintenance tags: {{How}} undo
• curprev 08:3208:32, 4 August 2022‎ Watchduck talk contribs‎ 21,680 bytes −272‎ →‎Cycle structure: Remove the wrong set of generators. (I don't think generators are needed at all here.) Add OEIS A241929 to Pólya formula. Is the "Hence" justified? I don't get how this follows. undo

26 July 2022

• curprev 17:4017:40, 26 July 2022‎ Watchduck talk contribs‎ m 21,952 bytes +30‎ link to Generating set of a group undo

18 July 2022

• curprev 12:5012:50, 18 July 2022‎ Watchduck talk contribs‎ m 21,922 bytes 0‎ →‎Collineations: It makes more sense to say that the inverse corresponds to the Gray code. Compare c:File:Walsh permutation 136.svg. undo

1 July 2022

• curprev 02:3202:32, 1 July 2022‎ David Eppstein talk contribs‎ 21,922 bytes +5‎ copyedit lead undo
• curprev 02:2902:29, 1 July 2022‎ David Eppstein talk contribs‎ 21,917 bytes +155‎ cannot exist in Euclidean geometry undo

23 May 2022

• curprev 17:5817:58, 23 May 2022‎ Kadı talk contribs‎ m 21,762 bytes +15‎ (GR) File renamed: File:Fanoperm124.svg → File:Walsh permutation 124 Fano.svg Criterion 4 (harmonizing names of file set) · All other files in Single 3-bit Walsh permutations; SVG Fano plane have this naming scheme. (see e.g. 241 or 421) undo

26 March 2022

• curprev 15:0915:09, 26 March 2022‎ ZI Jony talk contribs‎ m 21,747 bytes −4‎ v2.04b - Fix errors for CW project (Template value ends with break) undo Tag: WPCleaner

26 January 2022

• curprev 18:5518:55, 26 January 2022‎ David Eppstein talk contribs‎ 21,751 bytes −7‎ redundant, shorter undo
• curprev 18:5418:54, 26 January 2022‎ David Eppstein talk contribs‎ 21,758 bytes +7‎ better shortdesc undo

23 January 2022

• curprev 20:1620:16, 23 January 2022‎ David Eppstein talk contribs‎ 21,751 bytes +165‎ Undid revision 1067462976 by Watchduck (talk) Your images are illegible and unreadable and overdetailed and bad undo Tag: Undo
• curprev 16:1616:16, 23 January 2022‎ Watchduck talk contribs‎ 21,586 bytes −165‎ replace two images with File:Heawood Levi Fano bipartite.svg undo Tag: Reverted

27 December 2021

• curprev 23:3123:31, 27 December 2021‎ Wieralee talk contribs‎ m 21,751 bytes +19‎ (GR) File renamed: File:Fanoperm713.svg → File:Walsh permutation 436 Fano red.svg Criterion 1 (original uploader’s request) undo
• curprev 23:3023:30, 27 December 2021‎ Wieralee talk contribs‎ m 21,732 bytes +19‎ (GR) File renamed: File:Fanoperm621.svg → File:Walsh permutation 461 Fano red.svg Criterion 1 (original uploader’s request) undo
• curprev 23:2823:28, 27 December 2021‎ Wieralee talk contribs‎ m 21,713 bytes +19‎ (GR) File renamed: File:Fanoperm521.svg → File:Walsh permutation 425 Fano red.svg Criterion 1 (original uploader’s request) undo
• curprev 23:2723:27, 27 December 2021‎ Wieralee talk contribs‎ m 21,694 bytes +19‎ (GR) File renamed: File:Fanoperm421.svg → File:Walsh permutation 421 Fano red.svg Criterion 1 (original uploader’s request) undo
• curprev 23:2623:26, 27 December 2021‎ Wieralee talk contribs‎ m 21,675 bytes +19‎ (GR) File renamed: File:Fanoperm364.svg → File:Walsh permutation 137 Fano red.svg Criterion 1 (original uploader’s request) undo
• curprev 23:2523:25, 27 December 2021‎ Wieralee talk contribs‎ m 21,656 bytes +19‎ (GR) File renamed: File:Fanoperm265.svg → File:Walsh permutation 751 Fano red.svg Criterion 1 (original uploader’s request) undo

10 May 2021

• curprev 21:0621:06, 10 May 2021‎ Cmglee talk contribs‎ 21,637 bytes +78‎ →‎Matroid theory: Add planar graph undo

8 May 2021

• curprev 14:5714:57, 8 May 2021‎ Cmglee talk contribs‎ 21,559 bytes −17‎ →‎Block design theory: Fix table positioning undo
• curprev 14:5614:56, 8 May 2021‎ Cmglee talk contribs‎ 21,576 bytes +201‎ →‎Configurations: Add grid layout undo

7 May 2021

• curprev 02:3902:39, 7 May 2021‎ Cmglee talk contribs‎ 21,375 bytes +350‎ →‎Block design theory: Use {{diagonal split header}} and shade 1 cells undo