Trace class: Revision history

8 May 2024

• curprev 16:4916:49, 8 May 2024‎ Michael Hardy talk contribs‎ 18,356 bytes −26‎ →‎Relationship between common classes of operators undo
• curprev 06:5506:55, 8 May 2024‎ Roffaduft talk contribs‎ 18,382 bytes +43‎ →‎Definition: Made a clear symbolic distinction between "positive operators" and "not necessarily positive operators" undo

7 May 2024

• curprev 23:0223:02, 7 May 2024‎ 2601:647:5a00:afe0:1e:ebf7:7749:4ca talk‎ 18,339 bytes 0‎ No edit summary undo
• curprev 22:4022:40, 7 May 2024‎ 2601:647:5a00:afe0:1e:ebf7:7749:4ca talk‎ 18,339 bytes +42‎ →‎Definition undo

8 February 2024

• curprev 11:3711:37, 8 February 2024‎ Roffaduft talk contribs‎ m 18,297 bytes +691‎ turned "examples" in a proper subsection. Made a better distinction between examples. Added an example. Added reference. undo

30 January 2024

• curprev 07:0207:02, 30 January 2024‎ Roffaduft talk contribs‎ m 17,606 bytes +2‎ →‎Equivalent formulations: typo undo

27 January 2024

• curprev 18:2218:22, 27 January 2024‎ Orenburg1 talk contribs‎ m 17,604 bytes 0‎ sp undo

26 January 2024

• curprev 12:5512:55, 26 January 2024‎ Roffaduft talk contribs‎ m 17,604 bytes −8‎ →‎Definition undo
• curprev 12:5412:54, 26 January 2024‎ Roffaduft talk contribs‎ m 17,612 bytes +59‎ →‎Definition: minor clarification regarding possible self-adjointness undo
• curprev 11:2511:25, 26 January 2024‎ Roffaduft talk contribs‎ m 17,553 bytes +487‎ Added Mercer's theorem to "Examples" undo

25 January 2024

• curprev 12:2612:26, 25 January 2024‎ Roffaduft talk contribs‎ 17,066 bytes −417‎ cosmetic. Removed redundacies and duplicate definitions undo
• curprev 10:1510:15, 25 January 2024‎ Roffaduft talk contribs‎ m 17,483 bytes +17‎ →‎Equivalent formulations: cosmetic only. Adjusted inline math symbol size undo
• curprev 10:1210:12, 25 January 2024‎ Roffaduft talk contribs‎ 17,466 bytes −962‎ Removed redundancies in the subsection "properties". Also removed the defintiion of an integral operator as it has nothing to do with the article. undo

24 January 2024

• curprev 13:3013:30, 24 January 2024‎ Roffaduft talk contribs‎ m 18,428 bytes +44‎ →‎Definition: added wiki hyperlink undo
• curprev 13:0913:09, 24 January 2024‎ Arjayay talk contribs‎ m 18,384 bytes −3‎ Duplicate word removed undo
• curprev 13:0813:08, 24 January 2024‎ Roffaduft talk contribs‎ 18,387 bytes −336‎ fixed definition of trace and trace class in line with references. Also provided additional sources and removed redundancies. undo

10 January 2024

• curprev 18:3918:39, 10 January 2024‎ 2601:200:c082:2ea0:9527:290e:1600:517f talk‎ 18,723 bytes −3‎ →‎Definition: semi-positive-definite → positive semidefinite undo

1 January 2024

• curprev 18:2818:28, 1 January 2024‎ Trodemaster talk contribs‎ m 18,726 bytes +3‎ →‎Bibliography: Added the initial B to John Conway, to distinguish him from the other well-know John Conway. undo

29 September 2023

• curprev 11:5711:57, 29 September 2023‎ Anareth talk contribs‎ 18,723 bytes +30‎ →‎Definition: missing hypothesis? undo

14 June 2023

• curprev 12:4512:45, 14 June 2023‎ Ffffrr talk contribs‎ 18,693 bytes +79‎ Importing Wikidata short description: "Compact operator for which a finite trace can be defined" undo Tag: Shortdesc helper

1 March 2023

• curprev 02:1102:11, 1 March 2023‎ Mgkrupa talk contribs‎ 18,614 bytes +30‎ added Category:Linear operators using HotCat undo
• curprev 01:5901:59, 1 March 2023‎ Mgkrupa talk contribs‎ 18,584 bytes +6‎ →‎Bibliography undo
• curprev 01:5001:50, 1 March 2023‎ Mgkrupa talk contribs‎ 18,578 bytes +41‎ added Category:Topological tensor products using HotCat undo

20 February 2023

• curprev 12:5912:59, 20 February 2023‎ 80.216.76.97 talk‎ 18,537 bytes +1‎ →‎Definition: formatting undo

1 January 2023

• curprev 18:4718:47, 1 January 2023‎ Bernanke's Crossbow talk contribs‎ 18,536 bytes +25‎ →‎Relationship between some classes of operators: Reinstating dropped comparator undo

23 October 2022

• curprev 06:2306:23, 23 October 2022‎ Roffaduft talk contribs‎ m 18,511 bytes +25‎ changed redirect from general orthogonality to orthogonality in mathematical context undo Tag: Visual edit

3 September 2022

• curprev 07:4107:41, 3 September 2022‎ 2a01:598:90f3:4452:6974:c76c:9055:658d talk‎ 18,486 bytes +5‎ →‎Definition undo Tags: Mobile edit Mobile web edit
• curprev 07:4107:41, 3 September 2022‎ 2a01:598:90f3:4452:6974:c76c:9055:658d talk‎ 18,481 bytes +28‎ →‎Definition: More clear, as just saying positive without the „definite“ part is ambiguous. undo Tags: Mobile edit Mobile web edit

1 August 2022

• curprev 10:3710:37, 1 August 2022‎ Rafaol talk contribs‎ m 18,453 bytes +2‎ →‎Relationship between some classes of operators: - Definition of 2-norm based on the Hilbert-Schmidt inner product was missing a power of 2 on the coefficients. undo

11 July 2022

• curprev 21:2021:20, 11 July 2022‎ AxelBoldt talk contribs‎ 18,451 bytes −571‎ some reordering; added definition of the trace undo Tag: Visual edit

9 July 2022

• curprev 22:4022:40, 9 July 2022‎ AxelBoldt talk contribs‎ 19,022 bytes +382‎ reordered, a bit more in intro; this still needs work undo Tag: Visual edit

21 June 2022

• curprev 22:5122:51, 21 June 2022‎ Dabed talk contribs‎ 18,640 bytes +4‎ →‎See also: Trace operator->Trace operator undo Tag: Visual edit

16 June 2022

• curprev 16:0916:09, 16 June 2022‎ Dabed talk contribs‎ 18,636 bytes +17‎ →‎See also: +Trace operator undo Tag: Visual edit

29 November 2021

• curprev 00:5500:55, 29 November 2021‎ CrazyblocksT talk contribs‎ 18,619 bytes −150‎ Replacement of ol, li tags with WikiText markup undo

9 November 2021

• curprev 11:2311:23, 9 November 2021‎ AnomieBOT talk contribs‎ m 18,769 bytes +19‎ Dating maintenance tags: {{Cleanup HTML}} undo
• curprev 11:0311:03, 9 November 2021‎ Flod logic talk contribs‎ m 18,750 bytes +26‎ cleanup html template undo Tag: Visual edit

21 September 2021

• curprev 20:3720:37, 21 September 2021‎ 92.150.243.157 talk‎ 18,724 bytes −3‎ →‎Definition undo

5 July 2021

• curprev 18:4118:41, 5 July 2021‎ Hellacioussatyr talk contribs‎ 18,727 bytes −36‎ →‎Notes: Nothing under group="note". remove section undo Tag: 2017 wikitext editor
• curprev 18:4118:41, 5 July 2021‎ Hellacioussatyr talk contribs‎ 18,763 bytes +209‎ No edit summary undo Tag: Visual edit

29 June 2021

• curprev 08:3508:35, 29 June 2021‎ AlienImplore talk contribs‎ m 18,554 bytes 0‎ Fix typo undo

27 June 2021

• curprev 00:5400:54, 27 June 2021‎ Mgkrupa talk contribs‎ m 18,554 bytes +40‎ Clarification undo
• curprev 00:5300:53, 27 June 2021‎ Mgkrupa talk contribs‎ 18,514 bytes +538‎ No information was added, removed, or changed. Only copy editing to make this article more compliant with MOS:MATH and WP:ACCESSIBILITY. Minor rewording/rearranging. Spell out abbreviations like s.t./iff/e.g./can't/... and symbols like ∀∃⇔⇒∨∧¬ (exceptions for e.g. formal logic). Use complete sentences when possible. Avoid we/us/one/clearly/note/... Avoid symbols that might not render correctly in some browsers e.g. Unicode ∪∩≠≤→∈∑⊕√∞ or σℱ𝔉𝔽ℝℂℕ (by e.g. replacing them with LaTeX). undo
• curprev 00:0300:03, 27 June 2021‎ Mgkrupa talk contribs‎ 17,976 bytes +12‎ Copy editing undo

24 May 2021

• curprev 01:3401:34, 24 May 2021‎ 222.227.74.18 talk‎ 17,964 bytes 0‎ →‎Definition undo

19 May 2021

• curprev 08:1108:11, 19 May 2021‎ 131.155.203.152 talk‎ 17,964 bytes +19‎ →‎Definition: The eigenvalues of the absolute value of the operator, or equivalently the absolute values of the eigenvalues of the operator, should be summable (according to the cited source) undo

30 April 2021

• curprev 23:2623:26, 30 April 2021‎ Mgkrupa talk contribs‎ 17,945 bytes −516‎ Reworded and other copy editing to make this article more compliant with MOS:MATH. Unicode math symbols like ∪, ∩, ≠, ≤, →, ∀, ∃, ∈,∑, ⊕, √, ∞, etc., Unicode letters like σ, ℱ, 𝔉, 𝔽, ℝ, ℂ, ℕ, etc., and other symbols that might not render correctly in some browsers should be avoided (e.g. by replacing them with LaTeX equivalents). Also fixed properties list. undo

15 April 2021

• curprev 16:4116:41, 15 April 2021‎ 209.2.218.174 talk‎ 18,461 bytes +1‎ Added a comma after "i.e." undo

20 November 2020

• curprev 05:5205:52, 20 November 2020‎ GünniX talk contribs‎ m 18,460 bytes −13‎ Reference list duplication undo

19 November 2020

• curprev 09:2709:27, 19 November 2020‎ Beland talk contribs‎ m 18,473 bytes −1‎ convert special characters (via WP:JWB) undo

22 October 2020

• curprev 15:3215:32, 22 October 2020‎ Jess Riedel talk contribs‎ 18,474 bytes +4‎ →‎Trace class as the dual of compact operators undo