The C-N-star, s-star and c-minus partial orders: The C-N-star, s-star and C-minus partial orders

Συγγραφείς: Ling, Qiuli, Hua, Xue, Wang, Hongxing, Liu, Shuangzhe

Πηγή: Journal of Mathematical Inequalities. :177-194

Θεματικοί όροι: C-N-star partial order, core-nilpotent decomposition, Partial orders, general, Miscellaneous inequalities involving matrices, Matrix equations and identities, core-EP decomposition, Theory of matrix inversion and generalized inverses, C-minus partial order, s-star partial order

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: https://zbmath.org/8032780
https://doi.org/10.7153/jmi-2025-19-12

Minimization problem solvable by weighted m-weak group inverse: Minimization problem solvable by weighted \(m\)-weak group inverse

Συγγραφείς: Dijana Mosić, Predrag S. Stanimirović, Lev A. Kazakovtsev

Πηγή: Journal of Applied Mathematics and Computing. 70:6259-6281

Θεματικοί όροι: Applications of generalized inverses, weighted core-EP inverse, weighted weak group inverse, Numerical computation of matrix norms, conditioning, scaling, Matrix equations and identities, Norms of matrices, numerical range, applications of functional analysis to matrix theory, Theory of matrix inversion and generalized inverses, Direct numerical methods for linear systems and matrix inversion, weighted \(m\)-weak group inverse

Περιγραφή αρχείου: application/xml

On linear algebra of r-Hankel and r-Toeplitz matrices with geometric sequence: On linear algebra of \(r\)-Hankel and \(r\)-Toeplitz matrices with geometric sequence

Συγγραφείς: Baijuan Shi, Can Kızılateş

Πηγή: Journal of Applied Mathematics and Computing. 70:4563-4579

Θεματικοί όροι: 0101 mathematics, Toeplitz, Cauchy, and related matrices, geometric sequence, matrix norms, 01 natural sciences, \(r\)-Toeplitz matrix, Theory of matrix inversion and generalized inverses, Determinants, permanents, traces, other special matrix functions, \(r\)-Hankel matrix, inverse matrix, Matrices, determinants in number theory

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: https://zbmath.org/8035073
https://doi.org/10.1007/s12190-024-02151-y
https://hdl.handle.net/20.500.12628/28794

Researches on Drazin inverse of operators in Banach space

Συγγραφείς: Yu Jin, Daochang Zhang, Chaochao Sun

Πηγή: Computational and Applied Mathematics. 44

Θεματικοί όροι: Matrix and operator functional equations, Numerical solutions to overdetermined systems, pseudoinverses, Banach space, partitioned operator matrix, anti-triangular matrix, Theory of matrix inversion and generalized inverses, Drazin inverse

Περιγραφή αρχείου: application/xml

Using digraphs to compute determinant, permanent, and Drazin inverse of circulant matrices with two parameters

Συγγραφείς: Encinas Bachiller, Andrés Marcos, Jaume, Daniel Alejandro, Panelo, Cristian Rafael, Videla Guzman, Denis Eduardo

Πηγή: Revista de la Unión Matemática Argentina. :81-106

Θεματικοί όροι: 0209 industrial biotechnology, Graphs and linear algebra (matrices, eigenvalues, etc.), Determinant, Determinants, permanents, traces, other special matrix functions, 02 engineering and technology, determinant, 01 natural sciences, permanent, directed weighted cycles, General Mathematics (math.GM), FOS: Mathematics, Permanent, Theory of matrix inversion and generalized inverses, Drazin inverse, 0101 mathematics, Circulant matrices, Paths and cycles, Mathematics - General Mathematics, circulant matrices

Περιγραφή αρχείου: application/xml; application/pdf

Σύνδεσμος πρόσβασης: http://arxiv.org/abs/2008.04769
https://zbmath.org/7898777
https://doi.org/10.33044/revuma.2815
http://hdl.handle.net/11336/242857

Generalized Gapped k-mer Filters for Robust Frequency Estimation

Συγγραφείς: Mohammad-Noori, Morteza^{Aff1, Aff2, IDs4198002400901z_cor1}, Ghareghani, Narges^{Aff1, Aff2}, Ghandi, Mahmoud

Πηγή: Bulletin of the Iranian Mathematical Society. 50(5)

Similarity relations and exponential of dual-generalized complex matrices

Συγγραφείς: Gurses, Nurten, Senturk, Gulsum Yeliz

Πηγή: Analele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, Vol 31, Iss 3, Pp 145-165 (2023)

Θεματικοί όροι: Eigenvalues, singular values, and eigenvectors, Matrices over special rings (quaternions, finite fields, etc.), Matrix exponential, Dual-generalized complex matrices, Similarity, matrix exponential, secondary 15a18, 15a09, eigenvalues and eigenvectors, dual-generalized complex matrices, fundamental matrix, QA1-939, Theory of matrix inversion and generalized inverses, primary 15b33, similarity, Fundamental matrix, Mathematics, Eigenvalues and eigenvectors

Περιγραφή αρχείου: application/xml; application/pdf

Σύνδεσμος πρόσβασης: https://zbmath.org/8036497
https://doi.org/10.2478/auom-2023-0036
https://doaj.org/article/ff56287b16384ae5971e63152165f4da
https://avesis.yildiz.edu.tr/publication/details/d706cc45-26ae-4766-868b-304f66b0e784/oai
https://avesis.yildiz.edu.tr/publication/details/9876327e-22bb-4acc-9148-488db5c12428/oai

SOLUTIONS OF THE YANG-BAXTER-LIKE MATRIX EQUATION FOR THE MATRIX WITH NONSINGULAR JORDAN BLOCKS: Solutions of the Yang-Baxter-like matrix equation for the matrix with nonsingular Jordan blocks

Συγγραφείς: Chen, Saijie, Li, Xiaoli, Zhu, Lanping, Huang, Qianglian

Πηγή: Journal of Applied Analysis & Computation. 13:986-999

Θεματικοί όροι: non-commuting solution, group inverse, Matrix equations and identities, Theory of matrix inversion and generalized inverses, Yang-Baxter-like matrix equation, Jordan block

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: https://zbmath.org/7920357
https://doi.org/10.11948/20220267

Inversion of block Toeplitz and Hankel matrices

Συγγραφείς: Katai, I., Rahmy, E.

Πηγή: Publicationes Mathematicae Debrecen. 26:139-147

Θεματικοί όροι: block Toeplitz and Hankel matrices, band matrices, inverse of a Hermitian Toeplitz matrix, recursion formulas, Hermitian, skew-Hermitian, and related matrices, Theory of matrix inversion and generalized inverses, band matrix, 0101 mathematics, Direct numerical methods for linear systems and matrix inversion, Trench's algorithm, 01 natural sciences

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: https://zbmath.org/3692517

Left and right hybrid (b,c)-core inverses in semigroups with involution: Left and right hybrid \((b,c)\)-core inverses in semigroups with involution

Συγγραφείς: Huihui Zhu, Chenxiang Hong, Dijana Mosić

Πηγή: Journal of Algebra and Its Applications. 24

Θεματικοί όροι: \((b, c)\)-core inverses, \(w\)-core inverses, Rings with involution, Lie, Jordan and other nonassociative structures, dual \((b, c)\)-core inverses, right hybrid \((b, c)\)-inverses, Theory of matrix inversion and generalized inverses, 0102 computer and information sciences, 0101 mathematics, General structure theory for semigroups, 01 natural sciences, left hybrid \((b, c)\)-inverses

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Solving minimization problems by weighted weak group inverse

Συγγραφείς: Mosić, Dijana, Stanimirović, P. S., Kazakovtsev, L. A.

Πηγή: Applied and Computational Mathematics.

Θεματικοί όροι: Applications of generalized inverses, Schur decomposition, \(W\)-weighted weak group inverse, weak group inverse, Theory of matrix inversion and generalized inverses, core-EP inverse, Linear optimal control problems, constrained matrix minimization problem

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: https://zbmath.org/8000926
https://doi.org/10.30546/1683-6154.23.2.2024.228

Determinants and inverses of weighted Loeplitz and weighted Foeplitz matrices and their applications in data encryption

Συγγραφείς: Meng, Qingyan, Zheng, Yanpeng, Jiang, Zhaolin

Πηγή: Journal of Applied Mathematics and Computing. 68:3999-4015

Θεματικοί όροι: Toeplitz, Cauchy, and related matrices, inverse, Determinants, permanents, traces, other special matrix functions, weighted Foeplitz matrix, Fibonacci numbers, Matrices, determinants in number theory, Direct numerical methods for linear systems and matrix inversion, determinant, Lucas numbers, 01 natural sciences, Numerical computation of determinants, weighted Loeplitz matrix, Theory of matrix inversion and generalized inverses, 0101 mathematics, data and image encryption

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: https://zbmath.org/7632335
https://doi.org/10.1007/s12190-022-01700-7

Application of m-weak group inverse in solving optimization problems: Application of \(m\)-weak group inverse in solving optimization problems

Συγγραφείς: Mosić, Dijana, Stanimirović, Predrag S., Kazakovtsev, Lev A.

Πηγή: Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A. Matemáticas. 118

Θεματικοί όροι: constrained matrix optimization problem, Matrix equations and identities, Theory of matrix inversion and generalized inverses, Drazin inverse, core-EP inverse, Factorization of matrices, Conditioning of matrices

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: https://zbmath.org/7762420
https://doi.org/10.1007/s13398-023-01512-9

Further characterizations of the weak group inverse of matrices and the weak group matrix

Συγγραφείς: Hongxing Wang, Kezheng Zuo, Yang Chen, Hui Yan

Πηγή: AIMS Mathematics, Vol 6, Iss 9, Pp 9322-9341 (2021)

Θεματικοί όροι: Vector spaces, linear dependence, rank, lineability, null space, Matrix equations and identities, General (adjoints, conjugates, products, inverses, domains, ranges, etc.), weak group inverse, 01 natural sciences, weak group matrix, rang space, core-ep decomposition, QA1-939, core-EP decomposition, Theory of matrix inversion and generalized inverses, 0101 mathematics, Mathematics

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: https://zbmath.org/7536278
https://doi.org/10.3934/math.2021542
https://doaj.org/article/2569758702324242b5e873bd8b9f3370
https://www.aimspress.com/article/doi/10.3934/math.2021542

INTERESTING DETERMINANTS AND INVERSES OF SKEW LOEPLITZ AND FOEPLITZ MATRICES: Interesting determinants and inverses of skew Loeplitz and Foeplitz matrices

Συγγραφείς: Qingyan Meng, Xiaoyu Jiang, Zhaolin Jiang

Πηγή: Journal of Applied Analysis & Computation. 11:2947-2958

Θεματικοί όροι: Computational methods for sparse matrices, inverse, skew Foeplitz matrix, Lucas number, Fibonacci number, Theory of matrix inversion and generalized inverses, Determinants, permanents, traces, other special matrix functions, determinant, skew Loeplitz matrix

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: http://www.jaac-online.com/article/doi/10.11948/20210070

Drazin inverse of singular adjacency matrices of directed weighted cycles

Συγγραφείς: Andrés Marcos Encinas Bachiller, Adrián Pastine, Daniel A. Jaume, Cristian Panelo

Συνεισφορές: Universitat Politècnica de Catalunya. Departament de Matemàtiques, Universitat Politècnica de Catalunya. MAPTHE - Anàlisi matricial i Teoria Discreta del Potencial

Πηγή: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

Θεματικοί όροι: circulant matrix, Àrees temàtiques de la UPC::Matemàtiques i estadística, Classificació AMS::15 Linear and multilinear algebra, matrix theory, Directed weighted cycles, Toeplitz, Cauchy, and related matrices, Graphs and linear algebra (matrices, eigenvalues, etc.), 15 Linear and multilinear algebra [Classificació AMS], Circulant matrix, Matemàtiques i estadística [Àrees temàtiques de la UPC], Matrius (Matemàtica), 01 natural sciences, directed weighted cycles, Matrices, Theory of matrix inversion and generalized inverses, Drazin inverse, 0101 mathematics

Περιγραφή αρχείου: application/pdf; application/xml

Σύνδεσμος πρόσβασης: http://inmabb.criba.edu.ar/revuma/pdf/v61n2/v61n2a02.pdf
https://dialnet.unirioja.es/servlet/articulo?codigo=7806491
https://upcommons.upc.edu/bitstream/2117/336721/1/v61n2a02.pdf
https://upcommons.upc.edu/handle/2117/336721

Matrix derivatives and Kronecker products for the core and generalized core inverses

Συγγραφείς: Shuangzhe Liu, Hongxing Wang, Yonghui Liu, Conan Liu

Πηγή: Journal of Mathematical Analysis and Applications. 535:128128

Θεματικοί όροι: matrix differential calculus, Kronecker product, Theory of matrix inversion and generalized inverses, Drazin inverse, generalized core inverse, Moore-Penrose inverse

Περιγραφή αρχείου: application/xml

Σύνδεσμος πρόσβασης: https://zbmath.org/7814091
https://doi.org/10.1016/j.jmaa.2024.128128

New Representations and Properties of the m-Weak Group Inverse: New representations and properties of the \(m\)-weak group inverse

Συγγραφείς: Dijana Mosić, Daochang Zhang

Πηγή: Results in Mathematics. 78

Θεματικοί όροι: generalized group inverse, Matrix equations and identities, \(m\)-weak group inverse, weak group inverse, Theory of matrix inversion and generalized inverses, core-EP inverse

Περιγραφή αρχείου: application/xml

On the exact solution of a class of homogeneous strongly coupled mixed parabolic problems

Συγγραφείς: Defez Candel, Emilio, Soler Basauri, Vicente, Romero Vivó, Sergio, Verdoy González, José Antonio

Συνεισφορές: Departamento de Matemática Aplicada, Instituto Universitario de Matemática Multidisciplinar, Escuela Técnica Superior de Ingeniería de Caminos, Canales y Puertos, Escuela Técnica Superior de Ingeniería Industrial, Ministerio de Economía y Competitividad, Repositorio Institucional de la Universitat Politècnica de València Riunet

Πηγή: RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
Universitat Politècnica de València (UPV)
instname

Θεματικοί όροι: projections, Existence theories for optimal control problems involving partial differential equations, 01 natural sciences, Coupled diffusion problems, vector boundary-value differential systems, Vector boundary-value differential systems, Theory of matrix inversion and generalized inverses, Coupled boundary conditions, 0101 mathematics, MATEMATICA APLICADA, coupled boundary conditions, Sturm-Liouville vector problems, coupled diffusion problems, Projections

Περιγραφή αρχείου: application/pdf; application/xml

Σύνδεσμος πρόσβασης: http://www.doiserbia.nb.rs/ft.aspx?id=0354-51801903897D
https://riunet.upv.es/handle/10251/156419
https://hdl.handle.net/10251/156419
https://doi.org/10.2298/fil1903897d

An extension of the MPD and MP weak group inverses

Συγγραφείς: Dijana Mosić, Daochang Zhang, Predrag S. Stanimirović

Πηγή: Applied Mathematics and Computation. 465:128429

Θεματικοί όροι: MPD inverse, Matrix equations and identities, Theory of matrix inversion and generalized inverses, Moore-Penrose inverse, MP weak group inverse

Περιγραφή αρχείου: application/xml