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On SMSNSSOR iteration method for solving complex symmetric linear systems 关于求解复杂对称线性系统的 SMSNSSOR 迭代法
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-05-30 DOI: 10.1080/00207160.2024.2361064
Xue-Qin Long, Nai-Min Zhang, Xiang Yuan
{"title":"On SMSNSSOR iteration method for solving complex symmetric linear systems","authors":"Xue-Qin Long, Nai-Min Zhang, Xiang Yuan","doi":"10.1080/00207160.2024.2361064","DOIUrl":"https://doi.org/10.1080/00207160.2024.2361064","url":null,"abstract":"In this paper, we extend SMSNS [Pourbagher M, Salkuyeh DK. On the solution of a class of complex symmetric linear systems. Appl Math Lett. 2018;76:14–20.] iteration method for solving a class of co...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-05-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141509701","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On the numerical solution of weakly singular integral equations of the first kind using a regularized projection method 关于使用正则化投影法数值求解弱奇异第一类积分方程
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-05-28 DOI: 10.1080/00207160.2024.2358119
Tahar Bechouat, Nadjib Boussetila
{"title":"On the numerical solution of weakly singular integral equations of the first kind using a regularized projection method","authors":"Tahar Bechouat, Nadjib Boussetila","doi":"10.1080/00207160.2024.2358119","DOIUrl":"https://doi.org/10.1080/00207160.2024.2358119","url":null,"abstract":"This study investigates a numerical method based on the Jacobi–Gauss quadrature for solving Fredholm integral equations of the first kind with a weakly singular kernel by combining the Tikhonov reg...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-05-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141509702","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A gradient-based calibration method for the Heston model 基于梯度的赫斯顿模型校准方法
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-05-20 DOI: 10.1080/00207160.2024.2353189
Anna Clevenhaus, Claudia Totzeck, Matthias Ehrhardt
{"title":"A gradient-based calibration method for the Heston model","authors":"Anna Clevenhaus, Claudia Totzeck, Matthias Ehrhardt","doi":"10.1080/00207160.2024.2353189","DOIUrl":"https://doi.org/10.1080/00207160.2024.2353189","url":null,"abstract":"The Heston model is a well-known two-dimensional financial model. Because the Heston model contains implicit parameters that cannot be determined directly from real market data, calibrating the par...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-05-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141531036","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
H ∞ fault detection and control of Takagi–Sugeno continuous-time conic-type nonlinear systems 高木-菅野连续时间圆锥型非线性系统的H∞故障检测与控制
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-05-14 DOI: 10.1080/00207160.2024.2353182
B. Vigneshwar, M. Syed Ali, R. Perumal, M. Kchaou, Mohamed Amine Regaieg, H. Jerbi
{"title":"\u0000 H\u0000 ∞\u0000 \u0000 fault detection and control of Takagi–Sugeno continuous-time conic-type nonlinear systems","authors":"B. Vigneshwar, M. Syed Ali, R. Perumal, M. Kchaou, Mohamed Amine Regaieg, H. Jerbi","doi":"10.1080/00207160.2024.2353182","DOIUrl":"https://doi.org/10.1080/00207160.2024.2353182","url":null,"abstract":"","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-05-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140978884","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Fourth-order exponential time differencing Runge–Kutta scheme and local meshless method to investigate unsteady diffusion–convection problems of anisotropic functionally graded materials 用四阶指数时差 Runge-Kutta 方案和局部无网格法研究各向异性功能梯度材料的非稳态扩散-对流问题
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-05-10 DOI: 10.1080/00207160.2024.2351114
Mohammad Ilati, Mostafa Abbaszadeh
{"title":"Fourth-order exponential time differencing Runge–Kutta scheme and local meshless method to investigate unsteady diffusion–convection problems of anisotropic functionally graded materials","authors":"Mohammad Ilati, Mostafa Abbaszadeh","doi":"10.1080/00207160.2024.2351114","DOIUrl":"https://doi.org/10.1080/00207160.2024.2351114","url":null,"abstract":"","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-05-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140992357","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A BDF2 method for a singularly perturbed transport equation 奇异扰动输运方程的 BDF2 方法
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-05-09 DOI: 10.1080/00207160.2024.2351132
Zhongdi Cen, Aimin Xu
{"title":"A BDF2 method for a singularly perturbed transport equation","authors":"Zhongdi Cen, Aimin Xu","doi":"10.1080/00207160.2024.2351132","DOIUrl":"https://doi.org/10.1080/00207160.2024.2351132","url":null,"abstract":"A singularly perturbed transport equation is considered. A variable two-step backward differentiation formulas (BDF2) on a Shishkin-type mesh is used to discrete the first-order derivatives of the ...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-05-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140937326","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A nonmonotone adaptive trust region technique with a forgetting factor 带有遗忘因子的非单调自适应信任区域技术
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-05-07 DOI: 10.1080/00207160.2024.2350447
Zeinab Saeidian, Z. Aminifard, S. Babaie-Kafaki
{"title":"A nonmonotone adaptive trust region technique with a forgetting factor","authors":"Zeinab Saeidian, Z. Aminifard, S. Babaie-Kafaki","doi":"10.1080/00207160.2024.2350447","DOIUrl":"https://doi.org/10.1080/00207160.2024.2350447","url":null,"abstract":"","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141001970","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analyzing the time-fractional (3 + 1)-dimensional nonlinear Schrödinger equation: a new Kudryashov approach and optical solutions 分析时间分数（3 + 1）维非线性薛定谔方程：新的库德里亚肖夫方法和光学解法
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-05-07 DOI: 10.1080/00207160.2024.2351110
Muhammad Amin Sadiq Murad
{"title":"Analyzing the time-fractional (3 + 1)-dimensional nonlinear Schrödinger equation: a new Kudryashov approach and optical solutions","authors":"Muhammad Amin Sadiq Murad","doi":"10.1080/00207160.2024.2351110","DOIUrl":"https://doi.org/10.1080/00207160.2024.2351110","url":null,"abstract":"","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141002232","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Total variation regularization analysis for inverse volatility option pricing problem 反波动期权定价问题的总变异正则化分析
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-04-24 DOI: 10.1080/00207160.2024.2345660
Y. Yimamu, Zui-Cha Deng, C. N. Sam, Y. C. Hon
{"title":"Total variation regularization analysis for inverse volatility option pricing problem","authors":"Y. Yimamu, Zui-Cha Deng, C. N. Sam, Y. C. Hon","doi":"10.1080/00207160.2024.2345660","DOIUrl":"https://doi.org/10.1080/00207160.2024.2345660","url":null,"abstract":"","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140660236","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Stabilized equal lower-order finite element methods for simulating Brinkman equations in porous media 模拟多孔介质中布林克曼方程的稳定等效低阶有限元方法
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-04-19 DOI: 10.1080/00207160.2024.2343102
Hsueh-Chen Lee, Hyesuk Lee
{"title":"Stabilized equal lower-order finite element methods for simulating Brinkman equations in porous media","authors":"Hsueh-Chen Lee, Hyesuk Lee","doi":"10.1080/00207160.2024.2343102","DOIUrl":"https://doi.org/10.1080/00207160.2024.2343102","url":null,"abstract":"This paper demonstrates the mixed formulation of the Brinkman problem using linear equal-order finite element methods in porous media modelling. We introduce Galerkin least-squares (GLS) and least-...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-04-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140626089","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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