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On the equivalence of all notions of generalized derivations whose domain is a C*-algebra 论定义域为C*-代数的所有广义导数概念的等价性
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2025-05-12 DOI: 10.1080/03081087.2025.2499722
Amin Hosseini, Antonio M. Peralta, Shanshan Su
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引用次数: 0
Maps preserving the mean transforms of pairs of unitarily similar operators 保持酉相似算子对的平均变换的映射
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2025-05-07 DOI: 10.1080/03081087.2025.2499264
Abdellatif Bourhim, Mostafa Mbekhta
{"title":"Maps preserving the mean transforms of pairs of unitarily similar operators","authors":"Abdellatif Bourhim, Mostafa Mbekhta","doi":"10.1080/03081087.2025.2499264","DOIUrl":"https://doi.org/10.1080/03081087.2025.2499264","url":null,"abstract":"","PeriodicalId":49905,"journal":{"name":"Linear & Multilinear Algebra","volume":"29 1","pages":""},"PeriodicalIF":1.1,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144193808","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
New results on subdirect sums of Nekrasov matrices 关于Nekrasov矩阵次直接和的新结果
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2025-05-02 DOI: 10.1080/03081087.2025.2499274
Wenlong Zeng, Qing-Wen Wang
{"title":"New results on subdirect sums of Nekrasov matrices","authors":"Wenlong Zeng, Qing-Wen Wang","doi":"10.1080/03081087.2025.2499274","DOIUrl":"https://doi.org/10.1080/03081087.2025.2499274","url":null,"abstract":"","PeriodicalId":49905,"journal":{"name":"Linear & Multilinear Algebra","volume":"11 1","pages":""},"PeriodicalIF":1.1,"publicationDate":"2025-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144193602","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 metric function for dual quaternion matrices and related least-squares problems 对偶四元数矩阵的度量函数及相关的最小二乘问题
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2025-04-30 DOI: 10.1080/03081087.2025.2491645
Chen Ling, Chenjian Pan, Liqun Qi
{"title":"A metric function for dual quaternion matrices and related least-squares problems","authors":"Chen Ling, Chenjian Pan, Liqun Qi","doi":"10.1080/03081087.2025.2491645","DOIUrl":"https://doi.org/10.1080/03081087.2025.2491645","url":null,"abstract":"","PeriodicalId":49905,"journal":{"name":"Linear & Multilinear Algebra","volume":"163 1","pages":""},"PeriodicalIF":1.1,"publicationDate":"2025-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144193809","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
Algebraic technique for mixed least squares and total least squares problem in the reduced biquaternion algebra 还原双四元数代数中混合最小二乘法和总最小二乘法问题的代数技术
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2024-10-30 DOI: 10.1080/03081087.2024.2410205
Sk. Safique Ahmad, Neha Bhadala
{"title":"Algebraic technique for mixed least squares and total least squares problem in the reduced biquaternion algebra","authors":"Sk. Safique Ahmad, Neha Bhadala","doi":"10.1080/03081087.2024.2410205","DOIUrl":"https://doi.org/10.1080/03081087.2024.2410205","url":null,"abstract":"This paper presents the reduced biquaternion mixed least squares and total least squares (RBMTLS) method for solving an overdetermined system AX≈B in the reduced biquaternion algebra. The RBMTLS me...","PeriodicalId":49905,"journal":{"name":"Linear & Multilinear Algebra","volume":"43 1","pages":""},"PeriodicalIF":1.1,"publicationDate":"2024-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142541817","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
Unified approach to reciprocal matrices with Kippenhahn curves containing elliptical components 含有椭圆成分的基本哈恩曲线倒数矩阵的统一方法
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2024-10-25 DOI: 10.1080/03081087.2024.2414830
Muyan Jiang, Ilya M. Spitkovsky
{"title":"Unified approach to reciprocal matrices with Kippenhahn curves containing elliptical components","authors":"Muyan Jiang, Ilya M. Spitkovsky","doi":"10.1080/03081087.2024.2414830","DOIUrl":"https://doi.org/10.1080/03081087.2024.2414830","url":null,"abstract":"We consider tridiagonal matrices (aij)i,j=1n with constant main diagonal and such that ai,i+1ai+1,i=1 for i=1,…,n−1. For these matrices, criteria are established under which their Kippenhahn curves...","PeriodicalId":49905,"journal":{"name":"Linear & Multilinear Algebra","volume":"17 1","pages":""},"PeriodicalIF":1.1,"publicationDate":"2024-10-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142541816","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 some building blocks of hypergraphs 关于超图的一些构件
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2024-10-23 DOI: 10.1080/03081087.2024.2417213
Anirban Banerjee, Samiron Parui
{"title":"On some building blocks of hypergraphs","authors":"Anirban Banerjee, Samiron Parui","doi":"10.1080/03081087.2024.2417213","DOIUrl":"https://doi.org/10.1080/03081087.2024.2417213","url":null,"abstract":"In this study, we explore the interrelation between hypergraph symmetries represented by equivalence relations on the vertex set and the spectra of operators associated with the hypergraph. We intr...","PeriodicalId":49905,"journal":{"name":"Linear & Multilinear Algebra","volume":"35 1","pages":""},"PeriodicalIF":1.1,"publicationDate":"2024-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142490653","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 system of sylvester-like matrix equations with arbitrary number of equations and unknowns over the quaternion algebra 四元数代数上具有任意数量方程和未知数的新西尔维斯特类矩阵方程组
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2024-10-21 DOI: 10.1080/03081087.2024.2413635
Zhuo-Heng He, Andrii Dmytryshyn, Qing-Wen Wang
{"title":"A new system of sylvester-like matrix equations with arbitrary number of equations and unknowns over the quaternion algebra","authors":"Zhuo-Heng He, Andrii Dmytryshyn, Qing-Wen Wang","doi":"10.1080/03081087.2024.2413635","DOIUrl":"https://doi.org/10.1080/03081087.2024.2413635","url":null,"abstract":"In this paper, we derive some practical necessary and sufficient conditions for the existence of a solution to a new system of coupled two-sided Sylvester-like matrix equations with arbitrary numbe...","PeriodicalId":49905,"journal":{"name":"Linear & Multilinear Algebra","volume":"26 1","pages":""},"PeriodicalIF":1.1,"publicationDate":"2024-10-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142452391","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 to MacMahon’s Partition Analysis and associated applications 麦克马洪分区分析的新方法及相关应用
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2024-10-17 DOI: 10.1080/03081087.2024.2411428
Antônio Francisco Neto
{"title":"A new approach to MacMahon’s Partition Analysis and associated applications","authors":"Antônio Francisco Neto","doi":"10.1080/03081087.2024.2411428","DOIUrl":"https://doi.org/10.1080/03081087.2024.2411428","url":null,"abstract":"We introduce a new elimination procedure for Partition Analysis to obtain generating functions free of Omega variables starting with a crude generating function containing or not factored polynomia...","PeriodicalId":49905,"journal":{"name":"Linear & Multilinear Algebra","volume":"91 1","pages":""},"PeriodicalIF":1.1,"publicationDate":"2024-10-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142588645","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
Weighted index-MP matrices 加权指数-MP 矩阵
IF 1.1 4区 数学
Linear & Multilinear Algebra Pub Date : 2024-10-09 DOI: 10.1080/03081087.2024.2413638
Dijana Mosić, Daochang Zhang
{"title":"Weighted index-MP matrices","authors":"Dijana Mosić, Daochang Zhang","doi":"10.1080/03081087.2024.2413638","DOIUrl":"https://doi.org/10.1080/03081087.2024.2413638","url":null,"abstract":"Solving certain systems of matrix equations, we generalize notions of index-MP, MP-index and MP-index-MP matrices defined for square matrices and we introduce novel types of rectangular matrices, t...","PeriodicalId":49905,"journal":{"name":"Linear & Multilinear Algebra","volume":"25 1","pages":""},"PeriodicalIF":1.1,"publicationDate":"2024-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142541818","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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