Unbounded operator: Revision history

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curprev 15:0915:09, 6 October 2024 Holderbp talk contribs 32,985 bytes +7 →Definitions and basic properties: The map should not initially have X as the domain. The point is that the densely-defined domain can be extended to the whole space undo

curprev 09:4209:42, 21 July 2024 AnomieBOT talk contribs m 32,978 bytes +15 Dating maintenance tags: {{Clarify}} undo
curprev 09:2109:21, 21 July 2024 TakuyaMurata talk contribs 32,963 bytes +94 →Definitions and basic properties: clarify undo
curprev 09:1809:18, 21 July 2024 TakuyaMurata talk contribs 32,869 bytes −240 The tagged sentence is weird. I think it’s the best to just remove it (as it’s not doing anything) undo

curprev 15:1315:13, 14 May 2024 2804:14c:a1:910c::1000 talk 33,109 bytes −37 →Symmetric operators and self-adjoint operators: The application <math>x \mapsto \langle Tx \mid x \rangle</math> is not a quadratic form when we consider the most widely accepted definition for this term (see https://en.wikipedia.org/wiki/Quadratic_form#Definitions) and the cited reference does not claim that this application is a quadratic form. Such a kind of application is sometimes called a "Hermitian quadratic form", but this terminology does not seem to be standard. undo

curprev 16:4116:41, 29 March 2024 2603:7081:6000:b8e6:2539:eed6:19ae:b97d talk 33,146 bytes +9 →Definitions and basic properties undo

curprev 09:1309:13, 27 January 2024 2001:a61:57c:bd01:8caa:412a:4f8f:42d7 talk 33,137 bytes −67 I would change C^1[0,1] since it is not clear. What is the behavior on the boundary this is not a good notation. f can be differentiable in 0 or 1 we need opens sets. undo Tag: Manual revert
curprev 09:1009:10, 27 January 2024 2001:a61:57c:bd01:8caa:412a:4f8f:42d7 talk 33,204 bytes +67 No edit summary undo Tag: Reverted

curprev 17:3617:36, 2 September 2023 Citation bot talk contribs 33,137 bytes +18 Add: s2cid. | Use this bot. Report bugs. | Suggested by Abductive | #UCB_webform 1613/3844 undo

curprev 18:1818:18, 9 August 2023 Hellacioussatyr talk contribs 33,119 bytes +193 use consistent citation style undo Tag: 2017 wikitext editor
curprev 18:0918:09, 9 August 2023 Hellacioussatyr talk contribs 32,926 bytes +190 No edit summary undo Tag: 2017 wikitext editor

curprev 15:2715:27, 20 March 2023 ULPS talk contribs 32,736 bytes +73 Importing Wikidata short description: "Linear operator defined on a dense linear subspace" undo Tag: Shortdesc helper

curprev 14:3614:36, 7 December 2022 2600:8805:938f:800:375b:164e:f163:e695 talk 32,663 bytes −115 →Definitions and basic properties undo Tag: Visual edit

curprev 23:2223:22, 2 November 2022 Mgkrupa talk contribs m 32,778 bytes +4 →References undo

curprev 11:5511:55, 23 July 2022 1234qwer1234qwer4 talk contribs 32,774 bytes −3 →Extension-related: reduce number of paragraphs undo

curprev 18:0318:03, 29 June 2022 1234qwer1234qwer4 talk contribs m 32,777 bytes −1 →Example: restrictive clause undo

curprev 17:4017:40, 2 February 2022 Comech talk contribs 32,778 bytes 0 No edit summary undo

curprev 19:4319:43, 4 December 2021 109.98.44.53 talk 32,778 bytes +17 →Closed linear operators undo

curprev 01:2601:26, 24 November 2021 StrokeOfMidnight talk contribs 32,761 bytes −577 →Definitions and basic properties: given the subject matter, the reader should already be familiar with the fact that norms can be scaled w/o/altering the topology, so WP:ONUS applies. This fact is more suitable, e.g., for this article undo

curprev 08:4008:40, 23 November 2021 Jmv2009 talk contribs 33,338 bytes +580 →Definitions and basic properties: graph norm req. generalization undo Tag: Visual edit

curprev 22:2922:29, 1 November 2021 Mgkrupa talk contribs 32,758 bytes +17 Added {{HilbertSpace}} undo
curprev 06:2706:27, 1 November 2021 86.101.175.31 talk 32,741 bytes 0 →Adjoint: 2 typos have been fixed. undo

curprev 22:2622:26, 29 October 2021 Mgkrupa talk contribs 32,741 bytes +124 →Transpose: More of the same undo
curprev 22:1722:17, 29 October 2021 Mgkrupa talk contribs 32,617 bytes −1,267 →Adjoint: Clarification. Also copy editing to make this article more compliant with MOS:MATH and Wikipedia:Manual of Style/Accessibility. While at it, I also cleaned up a lot of the expressions. undo

curprev 00:1600:16, 12 October 2021 StrokeOfMidnight talk contribs 33,884 bytes −561 Undid revision 1049404450 by Jmv2009 (talk): measurement units (mm, cm, km, etc.) are beyond the scope of this article undo Tag: Undo

curprev 17:1017:10, 11 October 2021 Jmv2009 talk contribs 34,445 bytes +561 →Definitions and basic properties: generalization graph norm undo Tags: Reverted Visual edit

curprev 16:4016:40, 1 October 2021 2a02:1812:110c:dc00:29f5:e874:b372:8d62 talk 33,884 bytes +65 No edit summary undo

curprev 12:1112:11, 29 December 2020 Monkbot talk contribs m 33,819 bytes −3 Task 18 (cosmetic): eval 12 templates: hyphenate params (1×); cvt lang vals (1×); undo Tag: AWB

curprev 15:5215:52, 19 December 2020 Finmac15 talk contribs 33,822 bytes −17 →Closed linear operators: Fixed mathematical error. undo Tags: Mobile edit Mobile web edit

curprev 19:1119:11, 15 November 2020 Ngs111 talk contribs m 33,839 bytes 0 →Definitions and basic properties undo

curprev 01:2201:22, 2 August 2020 Mgkrupa talk contribs 33,839 bytes −1,776 Removed information that is better suited for the main article on unbounded linear operators undo
curprev 01:1801:18, 2 August 2020 Mgkrupa talk contribs 35,615 bytes +48 Fix undo
curprev 01:1601:16, 2 August 2020 Mgkrupa talk contribs 35,567 bytes +51 Added internal link undo
curprev 01:1301:13, 2 August 2020 Mgkrupa talk contribs m 35,516 bytes +698 Update undo

curprev 20:3220:32, 31 July 2020 Bender the Bot talk contribs m 34,818 bytes +1 →References: HTTP → HTTPS for University of Vienna mathematics department, replaced: http://www.mat.univie.ac.at/ → https://www.mat.univie.ac.at/ undo Tag: AWB

curprev 19:2219:22, 12 June 2020 Mgkrupa talk contribs m 34,817 bytes +19 Added {{Template:SpectralTheory}} undo

curprev 16:4816:48, 11 June 2020 Mgkrupa talk contribs m 34,798 bytes +50 Added {{BoundednessAndBornology}} undo

curprev 03:2403:24, 13 May 2020 DannyS712 talk contribs m 34,748 bytes 0 Fixing the location of periods / full stops undo

curprev 11:3611:36, 16 April 2020 Arkandias07 talk contribs m 34,748 bytes +34 Added a missing assumption on f_n undo

curprev 18:1518:15, 24 April 2019 86.10.85.230 talk 34,714 bytes −105 →Adjoint: Removed “clarification need: What are H_1 and H_2?” They are identified as Hilbert spaces in the preceding paragraph undo Tags: Mobile edit Mobile web edit

curprev 13:5513:55, 24 January 2019 92.85.83.147 talk 34,819 bytes −17 →Example: Removed useless "nowiki" tags undo

curprev 10:5210:52, 21 January 2019 131.0.87.137 talk 34,836 bytes +210 Source added undo Tags: nowiki added Visual edit

curprev 09:1209:12, 9 March 2018 129.27.203.54 talk 34,626 bytes −10 No edit summary undo
curprev 09:1009:10, 9 March 2018 129.27.203.54 talk 34,636 bytes +12 No edit summary undo

curprev 08:4008:40, 8 March 2018 WikiSzepi talk contribs m 34,624 bytes +333 Changed 2-norm to Linfty norm. Space of continuous functions is NOT closed under 2-norm, so we won't get a Banach space with the 2-norm. Other changes are just improving the text. undo

curprev 05:5305:53, 15 January 2018 Jadzia2341 talk contribs m 34,291 bytes +125 →Definitions and basic properties: Adding third alternative form undo

curprev 21:5621:56, 14 January 2018 Tsirel talk contribs 34,166 bytes +3 Undid revision 820424755 by Jadzia2341 (talk) No sign error; T+a>0 equiv T>-a, not T>a. undo Tag: Undo
curprev 17:5517:55, 14 January 2018 Jadzia2341 talk contribs m 34,163 bytes −3 →Definitions and basic properties: Correcting a sign error undo

curprev 14:0214:02, 28 November 2017 DePiep talk contribs m 34,166 bytes +4 {{math}} fix pipe | undo

curprev 18:2818:28, 23 October 2017 Mathphysman talk contribs 34,162 bytes +32 →References: Added isbn undo

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