Trapezohedron: Revision history

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curprev 10:0310:03, 14 September 2024 ColRad85 talk contribs m 17,130 bytes +18 Disambiguating links to Vertex (link changed to Vertex (geometry)) using DisamAssist. undo

curprev 18:2718:27, 18 August 2024 TavianCLirette talk contribs 17,112 bytes +121 Clarification - the diagonal trapezohedron, like its antiprism dual, is *not* the regular tetrahedron (pyramid) itself, but is only visually identical to it. undo Tags: Visual edit Disambiguation links added

curprev 01:2901:29, 30 April 2024 David Eppstein talk contribs 16,991 bytes −1,108 →External links: rm deadlink undo

curprev 17:1517:15, 28 April 2024 JavBol talk contribs 18,099 bytes +343 Added another Reliable Source (another page of MathWorld: "Deltahedron"), & re-used both MathWorld citations ("Deltohedron" & "Deltahedron"). Both terminologies («deltohedron» & «deltahedron») are correct; they apply to different shapes. + Little wikilinking/homogeneity/math-formatting/specification improvements undo Tag: Visual edit: Switched

curprev 00:1200:12, 25 April 2024 JavBol talk contribs 17,756 bytes +345 Undid revision 1219721580 by 74.194.96.190 (talk): I added a <ref> providing a Reliable Source (MathWorld) (& providing explanations) for the terminologies «deltohedron» & «deltoid». undo Tags: Mobile edit Mobile web edit Advanced mobile edit

curprev 21:4221:42, 24 April 2024 JavBol talk contribs 17,411 bytes +29 Undid revision 1132632310 by 24.145.116.104 (talk): I restored a terminology that has an {sfn} providing a Reliable Source (Encyclopædia Brittanica) (& providing an explanation: «a twisted kite can look like and even be a trapezoid»)! (The terminology that we learn at school is often not the only one that is possible.) undo

curprev 12:4612:46, 19 April 2024 74.194.96.190 talk 17,382 bytes +26 →Terminology: There is no Greek prefix "delto-" that refers to shape, it is a misnomer stemming from using deltahedron incorrectly. undo Tags: Mobile edit Mobile web edit

curprev 07:1607:16, 26 May 2023 Renamed user g5s6n3yi8z7g08cs talk contribs 17,356 bytes −82 Reverted 2 edits by 42.3.137.119 (talk): Nonconstructive undo Tags: Twinkle Undo

curprev 07:4807:48, 25 May 2023 42.3.137.119 talk 17,438 bytes +12 →Forms undo Tag: Reverted
curprev 07:4607:46, 25 May 2023 42.3.137.119 talk 17,426 bytes +70 No edit summary undo Tag: Reverted

curprev 13:3513:35, 26 January 2023 Jacobolus talk contribs 17,356 bytes −340 rv past 2 edits: remove non-peer-reviewed self-promotion academia.edu link from external links section. If you want to include this link please go to the talk page and explain why undo Tag: Undo

curprev 18:1718:17, 24 January 2023 103.21.125.84 talk 17,696 bytes +1 →External links: An article on generalized concept of Trapezohedron has been added for more information and further reading. undo Tag: Reverted
curprev 18:1618:16, 24 January 2023 103.21.125.84 talk 17,695 bytes +339 →External links: An article on generalized concept of Trapezohedron has been added for more information and further reading. undo Tag: Reverted
curprev 15:3815:38, 24 January 2023 Jacobolus talk contribs 17,356 bytes −160 →External links: remove non-peer-reviewed self-promotion academia.edu link from external links section undo

curprev 20:4920:49, 21 January 2023 Goomba1729 talk contribs 17,516 bytes −29 →Terminology undo

curprev 20:0820:08, 9 January 2023 24.145.116.104 talk 17,545 bytes −19 A kite is not a trapezoid. undo

curprev 15:4815:48, 11 July 2022 Jonesey95 talk contribs 17,564 bytes +6 Fix Linter errors. undo

curprev 18:3918:39, 8 July 2022 JavBol talk contribs 17,558 bytes +553 Re-used source (EB1911 Crystallography article, HEXAGONAL SYSTEM, Hexagonal Division, TRAPEZOHEDRAL CLASS), & added information about hexagonal trapezohedron. Moved information about star p/q-trapezohedron slightly up: just below definition. + Much math formatting, many little bluelinking/phrasing/specification improvements undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit
curprev 01:2001:20, 8 July 2022 JavBol talk contribs 17,005 bytes +902 Removed «==Examples==», moved its Crystal arrangements part up to crystallography part, & its Pentagonal trapezohedron part up to Forms section, Special cases part. Moved [Usual] Forms section up above Symmetry section, which presents degenerate cases. Added some basic content to Forms section (was just stub). + Much math-formatting, many bluelinks, many little phrasing/specification/explanation improvements undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

curprev 01:4901:49, 7 July 2022 JavBol talk contribs 16,103 bytes +638 In Symmetry section: Added «{{nowrap|» in table title line, but title no more displayed (because of center alignment) (?), so removed «{{nowrap|»; added note, & much math formatting. + Many little bluelinking/presentation/wording/phrasing/specification/explanation improvements undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

curprev 22:5422:54, 18 June 2022 JavBol talk contribs 15,465 bytes +134 →Terminology: Added source (EB1911 Crystallography article) for hexagonal trapezohedron. undo Tags: Mobile edit Mobile web edit Advanced mobile edit
curprev 21:2421:24, 18 June 2022 103.21.125.84 talk 15,331 bytes +160 →External links: Added an external link from a reliable source for additional information and knowledge related to the trapezohedron. The readers can gain more insight into this topic. undo

curprev 23:3923:39, 17 June 2022 JavBol talk contribs 15,171 bytes +205 Previous edit: Sourced terms «deltoid» & «trapezoid», so removed «{fact}» template. Specified some Spencer EB1911 refs; used same upper case or italicized characters as on CRYSTALLOGRAPHY article of EB1911, very long & «repetitive», to make refs easier to find in it. || This edit: Fixed source for tetragonal trapezohedron. + Little specifications in Spencer EB1911 refs undo Tags: Mobile edit Mobile web edit Advanced mobile edit
curprev 02:4902:49, 17 June 2022 JavBol talk contribs 14,966 bytes +659 Sourced terms «deltoid» & «trapezoid», so removed «{form}» template. Replaced «==Name==» with «==Terminology==». Disambiguated «center of symmetry» / «center of inversion symmetry». Specified some Spencer EB1911 refs; used same upper case, italics, &/or bold characters as on EB1911, to make refs easier to find in very long & «repetitive» Crystallography entry. Disitalicized «D»_(nd) & «D»_(n), because «D» does not represent number (whereas «n» does). + Little homogeneity improvements undo Tags: Mobile edit Mobile web edit Advanced mobile edit

curprev 04:0404:04, 15 June 2022 OlliverWithDoubleL talk contribs 14,307 bytes −272 moved to infobox template undo Tags: nowiki added Mobile edit Mobile app edit iOS app edit

curprev 22:3022:30, 13 June 2022 JavBol talk contribs 14,579 bytes +339 Removed «Dodecagonal trapezohedron» section because: just featured «general» content (but with n = 12), & featured false definition, since having its 24 faces being congruent kites is not sufficient to be dodecagonal trapezohedron: can also be deltoidal icositetrahedron. (There is similar ambiguity with hexagonal trapezohedron & deltoid dodecahedron.) Specified these 4 polyhedra types in «Name» section. undo Tags: Mobile edit Mobile web edit Advanced mobile edit
curprev 14:5214:52, 13 June 2022 JavBol talk contribs 14,240 bytes +81 →Dodecagonal trapezohedron: Removed «» & «» around «dodecagonal trapezohedron», because was circle link. Fixed spelling/vocabulary. + Little specification improvements undo Tags: Mobile edit Mobile web edit Advanced mobile edit

curprev 20:3120:31, 8 June 2022 OlliverWithDoubleL talk contribs m 14,159 bytes +17 Added link undo Tags: Mobile edit Mobile app edit iOS app edit
curprev 20:2920:29, 8 June 2022 OlliverWithDoubleL talk contribs 14,142 bytes +270 short description, math formatting undo Tags: Mobile edit Mobile app edit iOS app edit

curprev 07:4307:43, 19 November 2021 215XBus talk contribs 13,872 bytes −6 →Forms: why that ''d'' needs to be bold-faced?? undo

curprev 18:1518:15, 13 November 2021 Epolk talk contribs 13,878 bytes +96 No edit summary undo Tags: Mobile edit Mobile app edit Android app edit

curprev 11:4511:45, 17 October 2021 2601:43:2:85d0:a100:8111:d355:c43b talk 13,782 bytes +4 No edit summary undo
curprev 11:4111:41, 17 October 2021 2601:43:2:85d0:a100:8111:d355:c43b talk 13,778 bytes +139 No edit summary undo

curprev 17:0917:09, 19 August 2021 ArbieP talk contribs 13,639 bytes −347 replaced six standard EB1911 links with a single ref and five sfn links undo

curprev 19:5119:51, 16 August 2021 ArbieP talk contribs 13,986 bytes +60 →Name: replaced five EB1911 citations with Wikisouce link; see Wikipedia:WikiProject Encyclopaedia Britannica & Template:Cite EB1911 undo

curprev 20:4720:47, 29 June 2021 AnomieBOT talk contribs m 13,926 bytes +15 Dating maintenance tags: {{Fact}} undo
curprev 20:2720:27, 29 June 2021 Georgia guy talk contribs 13,911 bytes +9 A kite clearly isn't a trapezoid! undo

curprev 01:1701:17, 7 May 2021 JavBol talk contribs 13,902 bytes +93 Several little phrasing/specification improvements undo Tags: Mobile edit Mobile web edit Advanced mobile edit

curprev 00:0600:06, 3 May 2021 JavBol talk contribs 13,809 bytes +62 Finished adding row of their own for CDDs in "Dual-uniform star p/q-trapezohedra" table, & moved "valign=top" from Image row (a bit too high) to CDD row (a bit too low); split this table into 2 tables for better readability. + Little presentation/phrasing improvements undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

curprev 00:5800:58, 1 May 2021 JavBol talk contribs 13,747 bytes +194 Many little homogeneity/presentation/phrasing/specification/bluelinking improvements undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

curprev 21:2521:25, 24 April 2021 JavBol talk contribs 13,553 bytes +61 Several little phrasing/specification improvements undo Tags: Mobile edit Mobile web edit Advanced mobile edit
curprev 09:3809:38, 24 April 2021 Tomruen talk contribs 13,492 bytes −15 →Star trapezohedron: 7-4 image replacement undo
curprev 02:4502:45, 24 April 2021 JavBol talk contribs 13,507 bytes +467 Image of "7/4" star trapezohedron is in fact of 7/3 star trapezohedron, so there are 2 different images of 7/3 star trapezohedron, & 0 image of 7/4 star trapezohedron. Many presentation/phrasing/specification improvements. Fixed/added several bluelinks. undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

curprev 00:5800:58, 23 April 2021 JavBol talk contribs 13,040 bytes +863 In Name section: Added & sourced contents from 1911 Encyclopædia Britannica. In Star trapezohedron section: Made a misplaced sentence appear by moving it out of a table; tried to fix it. Several little homogeneity/presentation/phrasing/specification improvements undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

curprev 15:4915:49, 15 April 2021 JavBol talk contribs 12,177 bytes +121 As i think i understood what administrator David Eppstein recommended in the Trapezohedron talk page, i replaced the superscript marks around "(FIG. 27.)" with <ref>..., FIG. 27.</ref>. Also, i added <ref>..., FIG. 17.</ref>, to specify that a "trapezohedron"/(deltoidal) icositetrahedron is shown in the 1911 Encyclopædia Britannica Crystallography article, FIG. 17. undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

curprev 19:1419:14, 5 April 2021 JavBol talk contribs 12,056 bytes −47 Previous edit: Specified that the Crystallography article of the 1911 Encyclopædia Britannica shows a Deltoid dodecahedron on its Figure 27. This edit: Replaced <span style="color:...">...</span> (complicated) with {{color|...|...}} (simple). undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

curprev 22:5122:51, 4 April 2021 JavBol talk contribs 12,103 bytes +87 No edit summary undo Tags: Mobile edit Mobile web edit Advanced mobile edit

curprev 21:1221:12, 1 April 2021 JavBol talk contribs 12,016 bytes +25 In the infobox: Replaced the "Decagonal trapezohedron.png" figure with the "Pentagonal trapezohedron.svg" figure, because: 1) it has a better rendering, 2) it looks more like a dual-uniform trapezohedron (as its vertices look more regular); necessary for Schläfli symbols, Coxeter diagrams... to make sense. undo Tags: Mobile edit Mobile web edit Advanced mobile edit

curprev 20:1220:12, 26 March 2021 JavBol talk contribs 11,991 bytes +66 Little specification/clarity improvements undo Tags: Visual edit Mobile edit Mobile web edit Advanced mobile edit

curprev 15:2015:20, 4 March 2021 Tomruen talk contribs 11,925 bytes +24 No edit summary undo

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