Misplaced Pages

19 April 2021

• curprev 02:3802:38, 19 April 2021 Quondum talk contribs 43,306 bytes −3 →Exterior derivative: grammar undo
• curprev 02:3202:32, 19 April 2021 Quondum talk contribs 43,309 bytes −26 →Connection types: more specific: not just any connection and manifold (the hierarchy of connections is bewildering – it makes my head spin) undo
• curprev 02:1002:10, 19 April 2021 Chatul talk contribs 43,335 bytes +220 →Connection types: affine connection undo

18 April 2021

• curprev 22:2122:21, 18 April 2021 Quondum talk contribs 43,115 bytes −14 →Metric connection: tweak: briefer undo

15 April 2021

• curprev 17:2417:24, 15 April 2021 Quondum talk contribs 43,129 bytes −8 →Metric connection: rm excess links undo
• curprev 17:2217:22, 15 April 2021 Quondum talk contribs 43,137 bytes +119 →Metric connection: a little more correct, but with gaps still to be filled (e.g. an affine connection must still be defined) undo

13 April 2021

• curprev 13:3613:36, 13 April 2021 Quondum talk contribs 43,018 bytes +55 →Partial derivative: noting the non-tensor nature of partial derivatives, possibly the most striking example of non-tensors that the notation supports undo
• curprev 13:2213:22, 13 April 2021 Quondum talk contribs 42,963 bytes +47 →Exterior derivative: statement of graded product rule (can be expanded to component expression at some point) undo
• curprev 13:1913:19, 13 April 2021 Quondum talk contribs 42,916 bytes +338 →Covariant derivative: component formulation of statement about product rule undo
• curprev 12:4912:49, 13 April 2021 Quondum talk contribs 42,578 bytes +47 →Metric connection: Using proximity to a previous statement does not seem sufficient to establish a premise (even MTW is vague in this way). Still need to find other sources to establish usage of the term 'Christoffel symbols'. undo
• curprev 01:3001:30, 13 April 2021 Chatul talk contribs 42,531 bytes 0 →Metric connection: Wording undo

12 April 2021

• curprev 23:5223:52, 12 April 2021 Quondum talk contribs 42,531 bytes −39 →Metric connection: removing pointless use of gammas in defining a metric tensor; adding a definition of torsion-free connection; linking undo
• curprev 23:3323:33, 12 April 2021 Quondum talk contribs 42,570 bytes +4 →Metric tensor: article referred to by name undo
• curprev 23:0623:06, 12 April 2021 Quondum talk contribs 42,566 bytes −6 →Metric connection: holonomic basis → coordinate basis (for consistency with other use in the article) undo
• curprev 22:5122:51, 12 April 2021 Quondum talk contribs 42,572 bytes +23 →Metric connection: reordering a bit: being a Levi-Civita connection does not depend on the basis, but being Christoffel symbols evidently does undo
• curprev 03:3403:34, 12 April 2021 Chatul talk contribs 42,549 bytes +117 →Covariant derivative: metric connection undo

11 April 2021

• curprev 19:3119:31, 11 April 2021 Quondum talk contribs 42,432 bytes 0 →Exterior derivative: re-ordering sentence for readability undo
• curprev 19:2319:23, 11 April 2021 Quondum talk contribs 42,432 bytes 0 →Differentiation: putting links back into section headings to fit the dominant style, even though linking from headings is not great; this style can be reviewed on a whole-article basis undo
• curprev 14:2614:26, 11 April 2021 Quondum talk contribs 42,432 bytes +30 →Partial derivative: trying a slightly different expression for repeated partial derivative – I don't think we gain anything here from the additional abuse of notation ∂^n undo
• curprev 13:4913:49, 11 April 2021 Quondum talk contribs m 42,402 bytes −3 →Covariant derivative: index substitution (suggested on talk) undo
• curprev 01:3401:34, 11 April 2021 Quondum talk contribs 42,405 bytes +1 →Covariant derivative: fmt undo
• curprev 01:3201:32, 11 April 2021 Quondum talk contribs 42,404 bytes +155 →Covariant derivative: separating statement relating to a general connection, followed by additional statements for more specific connections undo

9 April 2021

• curprev 23:5023:50, 9 April 2021 Quondum talk contribs 42,249 bytes −15 →Exterior derivative undo
• curprev 23:5023:50, 9 April 2021 Quondum talk contribs 42,264 bytes +94 →Exterior derivative: *groan* – taking a closer look at the source; the first expression is now exact from the source; the second is a rewrite of it undo
• curprev 23:4023:40, 9 April 2021 Quondum talk contribs 42,170 bytes +68 →Exterior derivative: maybe this is clearer undo
• curprev 23:3423:34, 9 April 2021 Quondum talk contribs 42,102 bytes +12 →Exterior derivative: matching terminology undo
• curprev 23:3223:32, 9 April 2021 Quondum talk contribs 42,090 bytes +7 →Exterior derivative: adding a sign to compensate for position of index in notation to match source's meaning (mentioned in talk) undo
• curprev 23:2523:25, 9 April 2021 Quondum talk contribs 42,083 bytes +854 →Exterior derivative: adding section (found a reference; a more formal source would be nice though) undo
• curprev 19:0419:04, 9 April 2021 Quondum talk contribs 41,229 bytes +34 →top: clarify that the Ricci calculus does not require either a metric tensor or a connection; the previous wording implied that it did not apply in the absence of a connection undo
• curprev 16:2316:23, 9 April 2021 Quondum talk contribs 41,195 bytes +72 →Lie derivative: adding information of independence where it belongs undo
• curprev 13:3913:39, 9 April 2021 Chatul talk contribs 41,123 bytes +498 Dependence on pseudo-metric and connection. undo

8 April 2021

• curprev 22:3022:30, 8 April 2021 Quondum talk contribs 40,625 bytes 0 →Lie derivative: colon undo
• curprev 22:2922:29, 8 April 2021 Quondum talk contribs 40,625 bytes −16 →Lie derivative: Lie bracket notation is undefined here, and there is little point in adding it undo
• curprev 22:2722:27, 8 April 2021 Quondum talk contribs 40,641 bytes −1,171 →Lie derivative: rm mention of relative tensors: this is extraneous to Ricci calculus, and if relative tensors are included for everything, this article would become unwieldy undo
• curprev 22:2222:22, 8 April 2021 Quondum talk contribs 41,812 bytes +8 →Lie derivative: specific derivative undo

6 April 2021

• curprev 18:2218:22, 6 April 2021 Quondum talk contribs 41,804 bytes +25 →Lie derivative: restriction of basis undo
• curprev 14:3114:31, 6 April 2021 Quondum talk contribs 41,779 bytes +4 →Coordinate and index notation: briefer undo

4 April 2021

• curprev 13:0113:01, 4 April 2021 Quondum talk contribs 41,775 bytes 0 →top: in a manifold → on a manifold undo
• curprev 12:5912:59, 4 April 2021 Quondum talk contribs 41,775 bytes −187 →top: even restriction to a pseudo-Riemannian manifold is unduly restrictive: Ricci calculus does not require a metric tensor; it merely accommodates it undo

2 April 2021

• curprev 17:0817:08, 2 April 2021 Quondum talk contribs 41,962 bytes 0 →top: position of punctuation undo
• curprev 17:0617:06, 2 April 2021 Quondum talk contribs 41,962 bytes +10 →top: most certainly not restricted to nor even primarily of interest on Riemannian manifolds undo

26 November 2020

• curprev 17:5517:55, 26 November 2020 Monkbot talk contribs m 41,952 bytes −25 Task 18 (cosmetic): eval 29 templates: del empty params (3×); hyphenate params (5×); cvt lang vals (1×); undo Tag: AWB

2 November 2020

• curprev 22:4822:48, 2 November 2020 Chatul talk contribs 41,977 bytes +312 Depends on metric and connection undo

24 August 2020

• curprev 16:1016:10, 24 August 2020 Bender235 talk contribs 41,665 bytes +41 →See also undo

1 August 2020

• curprev 16:5316:53, 1 August 2020 JRSpriggs talk contribs 41,624 bytes +40 →Partial derivative: components with respect to undo
• curprev 15:0015:00, 1 August 2020 Vycl1994 talk contribs 41,584 bytes +37 →Sources undo

30 June 2020

• curprev 20:4520:45, 30 June 2020 2600:1700:9f05:3f:7057:5097:543a:893a talk 41,547 bytes 0 →Partial derivative: Changed "tensor coordinated" to "tensor coordinates" in the first sentence. undo

29 June 2020

• curprev 23:0823:08, 29 June 2020 Bengski68 talk contribs m 41,547 bytes +21 →See also undo

17 June 2020

• curprev 10:2810:28, 17 June 2020 Megaman en m talk contribs 41,526 bytes −1 Rollback edit(s) by 111.125.110.246 (talk) to rev. 925820299 by InternetArchiveBot: non-constructive (RedWarn rev14) undo Tag: Undo
• curprev 10:2710:27, 17 June 2020 111.125.110.246 talk 41,527 bytes +1 No edit summary undo Tags: Mobile edit Mobile app edit Android app edit