User contributions for Zfeinst
A user with 2,705 edits. Account created on 19 July 2010.
18 April 2024
- 12:4512:45, 18 April 2024 diff hist −14 m Semi-continuity Undid revision 1219534638 by 158.144.65.53 (talk) revert good faith edit current Tag: Undo
11 April 2024
- 19:1219:12, 11 April 2024 diff hist +88 N Talk:Halfspace median Zfeinst moved page Talk:Halfspace median to Talk:Centerpoint (geometry) over redirect: Revert undiscussed move (WP:RMUM): Half-space median redirects to Centerpoint (geometry) Tag: New redirect
29 March 2024
- 19:0719:07, 29 March 2024 diff hist −4 Relative interior Undid revision 1215871673 by 190.236.203.203 (talk) revert good faith edit Tag: Undo
- 19:0419:04, 29 March 2024 diff hist −144 Arbitrage Undid revision 1216091702 by 91.208.84.137 (talk) Remove irrelevant citation/link Tag: Undo
27 March 2024
- 15:0715:07, 27 March 2024 diff hist 0 m Convex function →Properties: clarify which figure is referenced
28 February 2024
- 18:0818:08, 28 February 2024 diff hist −10 Geometric Brownian motion Undid revision 1210061840 by DRqosmRn (talk) revert good faith edit, the $\sigma^2 t$ term already exists in the paranthetical current Tag: Undo
20 February 2024
- 10:0510:05, 20 February 2024 diff hist +6 Convex function Undid revision 1207273350 by MohammadHoseinAkbari (talk) The 0 function is convex as well. Revert good faith edit Tag: Undo
16 January 2024
- 16:2516:25, 16 January 2024 diff hist 0 Deviation risk measure Undid revision 1194252574 by BlackHC (talk) R(X) = D(X) - E[X] is consistent translativity property with the page on risk measures current Tag: Undo
21 December 2023
- 22:1222:12, 21 December 2023 diff hist −477 Dual cone and polar cone Undid revision 1190896444 by Erel Segal (talk) These properties are already written in the prior section in the list Tag: Undo
13 December 2023
- 12:4412:44, 13 December 2023 diff hist +25 Frank–Wolfe algorithm Undid revision 1189500238 by 5.217.168.31 (talk) revert erroneous deletion Tag: Undo
26 October 2023
- 15:0615:06, 26 October 2023 diff hist 0 m Karush–Kuhn–Tucker conditions →Regularity conditions (or constraint qualifications): consistent notation
20 September 2023
- 13:5113:51, 20 September 2023 diff hist 0 Indicator function Undid revision 1175758252 by 36.228.207.78 (talk) "\mathbf{1}" notation is used throughout the rest of this page Tag: Undo
29 August 2023
- 18:1118:11, 29 August 2023 diff hist 0 Linear programming modify to match "standard form" as described in its subsection
14 June 2023
- 10:5410:54, 14 June 2023 diff hist −25 m Stochastic volatility →Basic model: copy edit
12 June 2023
- 09:1809:18, 12 June 2023 diff hist +40 Hedge (finance) →Hedge-investment duality: no citations
17 April 2023
- 14:0414:04, 17 April 2023 diff hist −50 Transaction cost revert good faith edit Tag: Undo
22 February 2023
- 22:0322:03, 22 February 2023 diff hist −169 Convex function revert good faith edit, this is often the definition of a concave function Tag: Undo
7 January 2023
- 18:0118:01, 7 January 2023 diff hist +1 m Relative interior correct typo
29 December 2022
- 18:5018:50, 29 December 2022 diff hist −172 Optimal stopping →Continuous time case: remove url as it references a different paper with the same title
14 November 2022
- 19:3219:32, 14 November 2022 diff hist −13 Geometric Brownian motion Undid revision 1121822801 by 2001:620:610:602:B056:564:AA13:91CF (talk) Revert good faith edit Tag: Undo
2 November 2022
- 22:4222:42, 2 November 2022 diff hist −12 m Performance attribution →Simple example: cleanup
29 September 2022
- 21:4421:44, 29 September 2022 diff hist 0 Relative interior Undid revision 1112870348 by Amicea (talk) revert good faith edit Tag: Undo
28 August 2022
- 14:5414:54, 28 August 2022 diff hist +327 User talk:Hanshifu+62 →Mathematical Finance: new section Tag: New topic
- 14:5214:52, 28 August 2022 diff hist −61 Mathematical finance Undid revision 1106914124 by Hanshifu+62 (talk) Tags: Undo Reverted
- 14:5114:51, 28 August 2022 diff hist −12 Financial engineering Undid revision 1106336142 by Hanshifu+62 (talk) Tags: Undo Reverted
- 14:5014:50, 28 August 2022 diff hist −22 Sensitivity analysis Undid revision 1106548698 by Hanshifu+62 (talk) Tags: Undo Reverted
25 August 2022
- 10:1210:12, 25 August 2022 diff hist −2 Mathematical finance Undid revision 1106081990 by Hanshifu+62 (talk) Tag: Undo
11 August 2022
- 07:1107:11, 11 August 2022 diff hist 0 Market liquidity Undid revision 1103681409 by 2601:197:4401:BEF0:C007:C7EA:7BC0:7063 (talk) undo good faith edit; correction changed the meaning of the sentence Tag: Undo
30 July 2022
- 08:0808:08, 30 July 2022 diff hist −232 Information ratio If "appraisal ratio" is something different, it does not belong in the first sentence. Please undo my edit if these are the same topic, otherwise possibly worthwhile to create a section on the distinction between the two concepts
- 08:0608:06, 30 July 2022 diff hist +610 User talk:Scholartop →Black-Scholes Model + Expected Return: new section Tag: New topic
- 08:0308:03, 30 July 2022 diff hist +4 Black–Scholes model →History: wikilink
- 08:0008:00, 30 July 2022 diff hist −1 Black–Scholes model Undid revision 1100864333 by Scholartop (talk) Revert good faith edit, "expected return" and deducing the volatility "from" other options are the appropriate terms Tag: Undo
27 July 2022
- 04:5804:58, 27 July 2022 diff hist −3 Black–Scholes model Undid revision 1100475140 by Scholartop (talk) "expected return" is the proper phrase; revert good faith edit Tag: Undo
25 July 2022
- 11:0011:00, 25 July 2022 diff hist −3 Black–Scholes model Undid revision 1100286355 by Scholartop (talk) "expected return" is the proper phrase; revert good faith edit Tags: Undo Reverted
10 July 2022
- 16:0116:01, 10 July 2022 diff hist +34 N Partially ordered vector space ←Redirected page to Ordered vector space current Tag: New redirect
6 May 2022
- 22:1022:10, 6 May 2022 diff hist −73 Geometric Brownian motion Undid revision 1086026149 by 88.136.99.51 (talk) the volatility is already accounted for in S_t Tag: Undo
2 May 2022
- 15:4215:42, 2 May 2022 diff hist −1 m Risk aversion minor copyedit
24 March 2022
- 13:3413:34, 24 March 2022 diff hist −10 Expected return Undid revision 1078254729 by 92.178.141.208 (talk) Probability of fair die rolling 3-6 is 2/3. Revert good faith edit Tag: Undo
20 February 2022
- 22:2022:20, 20 February 2022 diff hist −615 Karush–Kuhn–Tucker conditions Undid revision 1072705629 by ScientistBuilder (talk) revert good faith edit; this does not seem significant enough for the article lead Tag: Undo
31 January 2022
- 13:4213:42, 31 January 2022 diff hist +12 m Convex analysis No edit summary
19 December 2021
- 16:4916:49, 19 December 2021 diff hist −2 Capital asset pricing model Undid revision 1061067230 by 217.55.70.119 (talk) Tag: Undo
8 December 2021
- 16:3516:35, 8 December 2021 diff hist +3 Quadratically constrained quadratic program Undid revision 1059086484 by 129.67.148.189 (talk) revert good faith edit; this is linear programming if P_0 is also a zero matrix Tag: Undo
2 December 2021
29 October 2021
- 12:2212:22, 29 October 2021 diff hist −326 Post-modern portfolio theory Undid revision 1052134066 by 24.123.91.158 (talk) revert good faith edit, appears to be advertising Tag: Undo
5 October 2021
27 September 2021
- 12:2612:26, 27 September 2021 diff hist −42 Convex optimization Undid revision 1046594664 by 148.252.128.207 (talk) revert good faith edit Tag: Undo
24 September 2021
- 12:2412:24, 24 September 2021 diff hist +14 Chebyshev center →Properties: improve subscript in argmin
- 12:2312:23, 24 September 2021 diff hist +16 m Chebyshev center →Mathematical representation: \operatorname* not supported
- 12:2012:20, 24 September 2021 diff hist +82 Chebyshev center →Mathematical representation: specify the norm
22 September 2021
- 16:1816:18, 22 September 2021 diff hist −163 Indicator function Revert vandalism to version by Hellacioussatyr Tag: Manual revert