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International Journal of Computer Mathematics最新文献

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Robust convergence result of discontinuous Galerkin stabilization method for two-dimensional reaction–diffusion equation with discontinuous source term 带不连续源项的二维反应-扩散方程的非连续 Galerkin 稳定方法的稳健收敛结果
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-13 DOI: 10.1080/00207160.2024.2325676
Kumar Rajeev Ranjan, S. Gowrisankar
{"title":"Robust convergence result of discontinuous Galerkin stabilization method for two-dimensional reaction–diffusion equation with discontinuous source term","authors":"Kumar Rajeev Ranjan, S. Gowrisankar","doi":"10.1080/00207160.2024.2325676","DOIUrl":"https://doi.org/10.1080/00207160.2024.2325676","url":null,"abstract":"A reaction–diffusion problem with discontinuous source term and Dirichlet's boundary conditions on the unit square is considered in this paper. The proposed problem has been discretized using a com...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140115146","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
Forward starting options pricing under a regime-switching jump-diffusion model with Wishart stochastic volatility and stochastic interest rate 具有 Wishart 随机波动率和随机利率的制度切换跳跃扩散模型下的远期起始期权定价
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-12 DOI: 10.1080/00207160.2024.2327612
Guohe Deng, Shuai Liu
{"title":"Forward starting options pricing under a regime-switching jump-diffusion model with Wishart stochastic volatility and stochastic interest rate","authors":"Guohe Deng, Shuai Liu","doi":"10.1080/00207160.2024.2327612","DOIUrl":"https://doi.org/10.1080/00207160.2024.2327612","url":null,"abstract":"Vanilla options become effective immediately after they are entered, while some exotic options will only come to effective some time after they are bought or sold. Forward starting options are one ...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140115391","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
Exponential Euler method for stiff stochastic differential equations with additive fractional Brownian noise 具有加性分数布朗噪声的刚性随机微分方程的指数欧拉法
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-11 DOI: 10.1080/00207160.2024.2327615
Minoo Kamrani, Kristian Debrabant, Nahid Jamshidi
{"title":"Exponential Euler method for stiff stochastic differential equations with additive fractional Brownian noise","authors":"Minoo Kamrani, Kristian Debrabant, Nahid Jamshidi","doi":"10.1080/00207160.2024.2327615","DOIUrl":"https://doi.org/10.1080/00207160.2024.2327615","url":null,"abstract":"We discuss a system of stochastic differential equations with a stiff linear term and additive noise driven by fractional Brownian motions (fBms) with Hurst parameter H>12, which arise e.g. from sp...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140098164","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
Numerical performances based artificial neural networks to deal with the computer viruses spread on the complex networks 基于数值性能的人工神经网络应对在复杂网络中传播的计算机病毒
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-07 DOI: 10.1080/00207160.2024.2326926
A. A. Alderremy, J. F. Gómez-Aguilar, Zulqurnain Sabir, Shaban Aly, J. E. Lavín-Delgado, José R. Razo-Hernández
{"title":"Numerical performances based artificial neural networks to deal with the computer viruses spread on the complex networks","authors":"A. A. Alderremy, J. F. Gómez-Aguilar, Zulqurnain Sabir, Shaban Aly, J. E. Lavín-Delgado, José R. Razo-Hernández","doi":"10.1080/00207160.2024.2326926","DOIUrl":"https://doi.org/10.1080/00207160.2024.2326926","url":null,"abstract":"This paper shows the outcomes of computer virus propagation (CVP) model, represented with susceptible, exposed, infected, quarantine and recovered computers (SEIRQ), classes based mathematical mode...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140076214","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 random mathematical model to describe the antibiotic resistance depending on the antibiotic consumption: the Acinetobacter baumannii colistin-resistant case in Valencia, Spain 描述抗生素耐药性的随机数学模型取决于抗生素消耗量：西班牙巴伦西亚的鲍曼不动杆菌耐秋水仙碱病例
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-07 DOI: 10.1080/00207160.2024.2326607
Juan A. Aledo, Carlos Andreu-Vilarroig, Juan-Carlos Cortés, Juan C. Orengo, Rafael-Jacinto Villanueva
{"title":"A random mathematical model to describe the antibiotic resistance depending on the antibiotic consumption: the Acinetobacter baumannii colistin-resistant case in Valencia, Spain","authors":"Juan A. Aledo, Carlos Andreu-Vilarroig, Juan-Carlos Cortés, Juan C. Orengo, Rafael-Jacinto Villanueva","doi":"10.1080/00207160.2024.2326607","DOIUrl":"https://doi.org/10.1080/00207160.2024.2326607","url":null,"abstract":"The increase in antibiotic resistance in recent years, mainly due to the non-rational use of antibiotics, is one of the most important global public health threats. In this paper, we propose a math...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140071608","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
Convergence and stability of the balanced Euler method for stochastic pantograph differential equations with Markovian switching 具有马尔可夫切换的随机受电弓微分方程的平衡欧拉法的收敛性和稳定性
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-06 DOI: 10.1080/00207160.2024.2326608
Meiyu Cheng, Wei Zhang, Rui Li
{"title":"Convergence and stability of the balanced Euler method for stochastic pantograph differential equations with Markovian switching","authors":"Meiyu Cheng, Wei Zhang, Rui Li","doi":"10.1080/00207160.2024.2326608","DOIUrl":"https://doi.org/10.1080/00207160.2024.2326608","url":null,"abstract":"In this paper, we concern the strong convergence and stability of the balanced Euler method for stochastic pantograph differential equations with Markovian switching (SPDEs-MS). We present the bala...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140071681","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
Model order reduction based on Laguerre orthogonal polynomials for parabolic equation constrained optimal control problems 基于拉盖尔正交多项式的抛物线方程约束优化控制问题的模型阶次缩减
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-06 DOI: 10.1080/00207160.2024.2325125
Zhen Miao, Li Wang, Gao-yuan Cheng, Yao-lin Jiang
{"title":"Model order reduction based on Laguerre orthogonal polynomials for parabolic equation constrained optimal control problems","authors":"Zhen Miao, Li Wang, Gao-yuan Cheng, Yao-lin Jiang","doi":"10.1080/00207160.2024.2325125","DOIUrl":"https://doi.org/10.1080/00207160.2024.2325125","url":null,"abstract":"In this paper, two model order reduction methods based on Laguerre orthogonal polynomials for parabolic equation constrained optimal control problems are studied. The spatial discrete scheme of the...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140076203","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
Numerical analysis of singularly perturbed parabolic reaction diffusion differential difference equations 奇异扰动抛物线反应扩散微分差分方程的数值分析
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-04 DOI: 10.1080/00207160.2024.2324455
Komal Bansal, Kapil K. Sharma, Aditya Kaushik, Gajendra Babu
{"title":"Numerical analysis of singularly perturbed parabolic reaction diffusion differential difference equations","authors":"Komal Bansal, Kapil K. Sharma, Aditya Kaushik, Gajendra Babu","doi":"10.1080/00207160.2024.2324455","DOIUrl":"https://doi.org/10.1080/00207160.2024.2324455","url":null,"abstract":"The authors present numerical analysis of singularly perturbed parabolic problems. The previous papers in this direction focussed on the convection-diffusion problems with regular type of boundary ...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140032928","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 fast compact finite difference scheme for the fourth-order diffusion-wave equation 四阶扩散波方程的快速紧凑有限差分方案
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-01 DOI: 10.1080/00207160.2024.2323985
Wan Wang, Haixiang Zhang, Ziyi Zhou, Xuehua Yang
{"title":"A fast compact finite difference scheme for the fourth-order diffusion-wave equation","authors":"Wan Wang, Haixiang Zhang, Ziyi Zhou, Xuehua Yang","doi":"10.1080/00207160.2024.2323985","DOIUrl":"https://doi.org/10.1080/00207160.2024.2323985","url":null,"abstract":"In this paper, the H2N2 method and compact finite difference scheme are proposed for the fourth-order time-fractional diffusion-wave equations. In order to improve the efficiency of calculation, a ...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140033446","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 fast computational technique to solve fourth-order parabolic equations: application to good Boussinesq, Euler-Bernoulli and Benjamin-Ono equations 求解四阶抛物方程的快速计算技术：应用于良好的布西内斯克方程、欧拉-伯努利方程和本杰明-奥诺方程
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-01 DOI: 10.1080/00207160.2024.2323990
Sachin Sharma, Naina Sharma
{"title":"A fast computational technique to solve fourth-order parabolic equations: application to good Boussinesq, Euler-Bernoulli and Benjamin-Ono equations","authors":"Sachin Sharma, Naina Sharma","doi":"10.1080/00207160.2024.2323990","DOIUrl":"https://doi.org/10.1080/00207160.2024.2323990","url":null,"abstract":"In this article, we introduce a novel cubic spline method for the numerical solution of a class of fourth-order time-dependent parabolic partial differential equations. The method employs uniform m...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140017221","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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