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International Journal of Computer Mathematics最新文献

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Error analysis of Haar wavelet-based Galerkin numerical method with application to various nonlinear optimal control problems 基于哈尔小波的 Galerkin 数值方法的误差分析及其在各种非线性优化控制问题中的应用
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-04-18 DOI: 10.1080/00207160.2024.2341295
Saurabh R. Madankar, Amit Setia, Muniyasamy M, A. S. Vatsala
{"title":"Error analysis of Haar wavelet-based Galerkin numerical method with application to various nonlinear optimal control problems","authors":"Saurabh R. Madankar, Amit Setia, Muniyasamy M, A. S. Vatsala","doi":"10.1080/00207160.2024.2341295","DOIUrl":"https://doi.org/10.1080/00207160.2024.2341295","url":null,"abstract":"First, this paper defines a general nonlinear optimal control problem with state/control constraints and its approximation problem as the Haar wavelet Galerkin optimal control problem (HWGOCP). The...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-04-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140615227","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 new approach on the stability and convergence of a time-space nonuniform finite difference approximation of a degenerate Kawarada problem 关于退化川和田问题时空非均匀有限差分近似的稳定性和收敛性的新方法
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-04-16 DOI: 10.1080/00207160.2024.2342472
Eduardo Servin Torres, Qin Sheng
{"title":"A new approach on the stability and convergence of a time-space nonuniform finite difference approximation of a degenerate Kawarada problem","authors":"Eduardo Servin Torres, Qin Sheng","doi":"10.1080/00207160.2024.2342472","DOIUrl":"https://doi.org/10.1080/00207160.2024.2342472","url":null,"abstract":"Nonlinear Kawarada equations have been used to model solid fuel combustion processes in the oil industry. An effective way to approximate solutions of such equations is to take advantage of the fin...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140615171","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
Building erudition in the wound healing process: an inflammation model analysis 在伤口愈合过程中培养博学：炎症模型分析
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-04-16 DOI: 10.1080/00207160.2024.2332603
A. L. Patrick, Benito Chen-Charpentier
{"title":"Building erudition in the wound healing process: an inflammation model analysis","authors":"A. L. Patrick, Benito Chen-Charpentier","doi":"10.1080/00207160.2024.2332603","DOIUrl":"https://doi.org/10.1080/00207160.2024.2332603","url":null,"abstract":"The main four stages of wound healing are hemostasis, inflammation, proliferation, and remodelling. In the inflammation stage, the body rids of pathogens and debris, and prepares for tissue regrowt...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140560829","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
Dynamics of the breather and solitary waves in plasma using the generalized variable coefficient Gardner equation 利用广义可变系数加德纳方程研究等离子体中的呼吸波和孤波动力学
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-04-16 DOI: 10.1080/00207160.2024.2340080
Mukesh Kumar, Shristi Srivastava
{"title":"Dynamics of the breather and solitary waves in plasma using the generalized variable coefficient Gardner equation","authors":"Mukesh Kumar, Shristi Srivastava","doi":"10.1080/00207160.2024.2340080","DOIUrl":"https://doi.org/10.1080/00207160.2024.2340080","url":null,"abstract":"This paper presents an analytical approach to study the generalized variable coefficient Gardner equation, aiming to investigate the behaviour of plasma phenomena, which presents challenges due to ...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-04-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140561015","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
Stability robust for fractional generalized multi-dimensional state–space models 分数广义多维状态空间模型的稳健性
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-04-15 DOI: 10.1080/00207160.2024.2339243
Souad Salmi, Djillali Bouagada
{"title":"Stability robust for fractional generalized multi-dimensional state–space models","authors":"Souad Salmi, Djillali Bouagada","doi":"10.1080/00207160.2024.2339243","DOIUrl":"https://doi.org/10.1080/00207160.2024.2339243","url":null,"abstract":"In this work, we consider a new class of generalized fractional linear multidimensional state–space systems described by the Roesser model. We discuss a novel technique for analysing robust stabili...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-04-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140561007","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 solution of third-kind Volterra integral equations with proportional delays based on moving least squares collocation method 基于移动最小二乘法的有比例延迟的第三类 Volterra 积分方程的数值解法
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-04-11 DOI: 10.1080/00207160.2024.2340078
E. Aourir, N. Izem, H. Laeli Dastjerdi
{"title":"Numerical solution of third-kind Volterra integral equations with proportional delays based on moving least squares collocation method","authors":"E. Aourir, N. Izem, H. Laeli Dastjerdi","doi":"10.1080/00207160.2024.2340078","DOIUrl":"https://doi.org/10.1080/00207160.2024.2340078","url":null,"abstract":"In this study, we propose a moving least squares approximation with shifted Chebyshev polynomials to solve linear and nonlinear third-kind Volterra delay integral equations (VDIEs). The suggested a...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140561054","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
Borel control and efficient numerical techniques to solve the Allen–Cahn equation governed by temporal multiplicative noise 解决由时间乘法噪声控制的艾伦-卡恩方程的伯尔控制和高效数值技术
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-04-10 DOI: 10.1080/00207160.2024.2340694
Nauman Ahmed, Jorge E. Macías-Díaz, Muhammad W. Yasin, Muhammad S. Iqbal
{"title":"Borel control and efficient numerical techniques to solve the Allen–Cahn equation governed by temporal multiplicative noise","authors":"Nauman Ahmed, Jorge E. Macías-Díaz, Muhammad W. Yasin, Muhammad S. Iqbal","doi":"10.1080/00207160.2024.2340694","DOIUrl":"https://doi.org/10.1080/00207160.2024.2340694","url":null,"abstract":"In this manuscript, we investigate a stochastic version of the Allen–Cahn equation, which is a nonlinear partial differential equation from mathematical physics. The stochastic model considers temp...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-04-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140560909","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 space-time Galerkin Müntz spectral method for the time fractional Fokker–Planck equation 时分数福克-普朗克方程的时空伽勒金闵茨谱法
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-23 DOI: 10.1080/00207160.2024.2332957
Wei Zeng, Jiawei He, Aiguo Xiao
{"title":"A space-time Galerkin Müntz spectral method for the time fractional Fokker–Planck equation","authors":"Wei Zeng, Jiawei He, Aiguo Xiao","doi":"10.1080/00207160.2024.2332957","DOIUrl":"https://doi.org/10.1080/00207160.2024.2332957","url":null,"abstract":"In this paper, we propose a space-time Galerkin spectral method for the time fractional Fokker–Planck equation. This approach is based on combining temporal Müntz Jacobi polynomials spectral method...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140203501","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
Euler wavelets operational matrix of integration and its application in the calculus of variations 欧拉小波运算积分矩阵及其在微积分中的应用
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-20 DOI: 10.1080/00207160.2024.2331700
Yanxin Wang, Li Zhu, Dielan Hu
{"title":"Euler wavelets operational matrix of integration and its application in the calculus of variations","authors":"Yanxin Wang, Li Zhu, Dielan Hu","doi":"10.1080/00207160.2024.2331700","DOIUrl":"https://doi.org/10.1080/00207160.2024.2331700","url":null,"abstract":"In this paper, a Euler wavelets method for solving the variational problems is presented. The operational matrices of integration and product of Euler wavelets are calculated. Then, by using Euler ...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140204197","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
Enhancing mortgage rate prediction: a comprehensive evaluation of computational statistical approaches 加强抵押贷款利率预测：计算统计方法的综合评估
IF 1.8 4区 数学
International Journal of Computer Mathematics Pub Date : 2024-03-19 DOI: 10.1080/00207160.2024.2331691
Danlei Zhu, Yousaf Khaliq, Haoyuan Wang, Tingting Sun, Donglin Wang
{"title":"Enhancing mortgage rate prediction: a comprehensive evaluation of computational statistical approaches","authors":"Danlei Zhu, Yousaf Khaliq, Haoyuan Wang, Tingting Sun, Donglin Wang","doi":"10.1080/00207160.2024.2331691","DOIUrl":"https://doi.org/10.1080/00207160.2024.2331691","url":null,"abstract":"The noterate is a tool for predicting home mortgage rates, it is often skewed and has missing information. The noterate could be affected by incomplete or inaccurate data, thus leading to inaccurat...","PeriodicalId":13911,"journal":{"name":"International Journal of Computer Mathematics","volume":null,"pages":null},"PeriodicalIF":1.8,"publicationDate":"2024-03-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140165475","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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