Bhunia, Pintu; Paul, Kallol Some improvements of numerical radius inequalities of operators and operator matrices. (English) Zbl 07549478 Linear Multilinear Algebra 70, No. 10, 1995-2013 (2022). MSC: 47A12 47A05 46C05 PDF BibTeX XML Cite \textit{P. Bhunia} and \textit{K. Paul}, Linear Multilinear Algebra 70, No. 10, 1995--2013 (2022; Zbl 07549478) Full Text: DOI OpenURL
Shu, Hao The independence of distinguishability and the dimension of the system. (English) Zbl 07542140 Int. J. Theor. Phys. 61, No. 5, Paper No. 146, 9 p. (2022). MSC: 81Pxx 46Cxx 81Qxx PDF BibTeX XML Cite \textit{H. Shu}, Int. J. Theor. Phys. 61, No. 5, Paper No. 146, 9 p. (2022; Zbl 07542140) Full Text: DOI OpenURL
Andruchow, E. The set of partial isometries as a quotient Finsler space. (English) Zbl 07538652 Indag. Math., New Ser. 33, No. 4, 736-752 (2022). MSC: 46C05 58B20 53C22 PDF BibTeX XML Cite \textit{E. Andruchow}, Indag. Math., New Ser. 33, No. 4, 736--752 (2022; Zbl 07538652) Full Text: DOI OpenURL
Gadzhimirzaev, R. M. Approximation properties of the Vallée-Poussin means similar to the partial sums of Fourier series in Laguerre-Sobolev polynomials. (English. Russian original) Zbl 07538030 Sib. Math. J. 63, No. 3, 451-465 (2022); translation from Sib. Mat. Zh. 63, No. 3, 545-561 (2022). MSC: 42A16 42C05 42A10 33C45 46E35 PDF BibTeX XML Cite \textit{R. M. Gadzhimirzaev}, Sib. Math. J. 63, No. 3, 451--465 (2022; Zbl 07538030); translation from Sib. Mat. Zh. 63, No. 3, 545--561 (2022) Full Text: DOI OpenURL
Antun, Vegard Recovering wavelet coefficients from binary samples using fast transforms. (English) Zbl 07537263 SIAM J. Sci. Comput. 44, No. 3, A1315-A1336 (2022). MSC: 94A20 94A08 94A11 42C10 42C40 46C05 PDF BibTeX XML Cite \textit{V. Antun}, SIAM J. Sci. Comput. 44, No. 3, A1315--A1336 (2022; Zbl 07537263) Full Text: DOI OpenURL
Krishna, K. Mahesh; Johnson, P. Sam The noncommutative \(\ell_1 \)-\( \ell_2\) inequality for Hilbert \(C^*\)-modules and the exact constant. (English) Zbl 07535224 Nonlinear Funct. Anal. Appl. 27, No. 2, 249-259 (2022). MSC: 46L05 46L08 46C05 PDF BibTeX XML Cite \textit{K. M. Krishna} and \textit{P. S. Johnson}, Nonlinear Funct. Anal. Appl. 27, No. 2, 249--259 (2022; Zbl 07535224) Full Text: Link OpenURL
Vetterlein, Thomas Transitivity and homogeneity of orthosets and inner-product spaces over subfields of \(\mathbb{R}\). (English) Zbl 07534471 Geom. Dedicata 216, No. 3, Paper No. 36, 24 p. (2022). MSC: 81P10 06C15 46C05 PDF BibTeX XML Cite \textit{T. Vetterlein}, Geom. Dedicata 216, No. 3, Paper No. 36, 24 p. (2022; Zbl 07534471) Full Text: DOI OpenURL
Li, Yuan; Wang, Yanan; Du, Hongke An interpolation property of reflections involving orthogonal projections. (English) Zbl 07533198 Oper. Matrices 16, No. 1, 265-277 (2022). MSC: 47A05 47B65 46C20 PDF BibTeX XML Cite \textit{Y. Li} et al., Oper. Matrices 16, No. 1, 265--277 (2022; Zbl 07533198) Full Text: DOI OpenURL
Sababheh, Mohammad; Moradi, Hamid Reza; Heydarbeygi, Zahra Buzano, Kreĭn and Cauchy-Schwarz inequalities. (English) Zbl 07533196 Oper. Matrices 16, No. 1, 239-250 (2022). MSC: 47A30 46C05 15A60 47A12 PDF BibTeX XML Cite \textit{M. Sababheh} et al., Oper. Matrices 16, No. 1, 239--250 (2022; Zbl 07533196) Full Text: DOI OpenURL
Wójcik, Paweł When are maps preserving semi-inner products linear? (English) Zbl 07532974 Aequationes Math. 96, No. 3, 669-676 (2022). MSC: 39B52 46C50 46B04 47J05 46B20 15A04 PDF BibTeX XML Cite \textit{P. Wójcik}, Aequationes Math. 96, No. 3, 669--676 (2022; Zbl 07532974) Full Text: DOI OpenURL
Dragomir, S. S. Reverses of the first Hermite-Hadamard type inequality for the square operator modulus in Hilbert spaces. (English) Zbl 07527640 J. Linear Topol. Algebra 11, No. 1, 1-13 (2022). MSC: 47A63 26D15 46C05 PDF BibTeX XML Cite \textit{S. S. Dragomir}, J. Linear Topol. Algebra 11, No. 1, 1--13 (2022; Zbl 07527640) Full Text: DOI OpenURL
Mandal, Kalidas; Bhanja, Aniket; Bag, Santanu; Paul, Kallol On the numerical range of operators on some special Banach spaces. (English) Zbl 07523727 J. Convex Anal. 29, No. 2, 371-380 (2022). MSC: 47A12 46A55 PDF BibTeX XML Cite \textit{K. Mandal} et al., J. Convex Anal. 29, No. 2, 371--380 (2022; Zbl 07523727) Full Text: Link OpenURL
Li, Yun-Zhang; Zhang, Xiao-Li Dilations of (dual) Hilbert-Schmidt frames. (English) Zbl 07517129 Ann. Funct. Anal. 13, No. 3, Paper No. 35, 20 p. (2022). Reviewer: Pierluigi Vellucci (Roma) MSC: 42C15 41A58 46C05 PDF BibTeX XML Cite \textit{Y.-Z. Li} and \textit{X.-L. Zhang}, Ann. Funct. Anal. 13, No. 3, Paper No. 35, 20 p. (2022; Zbl 07517129) Full Text: DOI OpenURL
Jung, Soon-Mo; Roh, Jaiok; Yang, Dae-Jeong On the improvement of Fickett’s theorem on bounded sets. (English) Zbl 07512172 J. Inequal. Appl. 2022, Paper No. 17, 13 p. (2022). MSC: 46C99 39B82 39B62 46B04 PDF BibTeX XML Cite \textit{S.-M. Jung} et al., J. Inequal. Appl. 2022, Paper No. 17, 13 p. (2022; Zbl 07512172) Full Text: DOI OpenURL
Xu, Xiaoming; Li, Yuan; Chen, Yong On the characterization of symmetries concerning \(J\)-contractive projections. (English) Zbl 07511277 Complex Anal. Oper. Theory 16, No. 3, Paper No. 47, 14 p. (2022). MSC: 47A05 47B65 46C20 PDF BibTeX XML Cite \textit{X. Xu} et al., Complex Anal. Oper. Theory 16, No. 3, Paper No. 47, 14 p. (2022; Zbl 07511277) Full Text: DOI OpenURL
Olevskii, Victor Completion by perturbations. (English) Zbl 07506382 Anal. Math. Phys. 12, No. 3, Paper No. 70, 4 p. (2022). MSC: 46B15 42C05 46C05 PDF BibTeX XML Cite \textit{V. Olevskii}, Anal. Math. Phys. 12, No. 3, Paper No. 70, 4 p. (2022; Zbl 07506382) Full Text: DOI OpenURL
Stanišev, Ivana M. Star partial order in indefinite inner product spaces. (English) Zbl 07506076 Quaest. Math. 45, No. 2, 213-221 (2022). MSC: 15A09 15A63 46C20 PDF BibTeX XML Cite \textit{I. M. Stanišev}, Quaest. Math. 45, No. 2, 213--221 (2022; Zbl 07506076) Full Text: DOI OpenURL
Su, J.; Chen, M.-L. Non-spectrality of Moran measures with four digits. (English) Zbl 07491545 Anal. Math. 48, No. 1, 173-183 (2022). Reviewer: Marcel G. de Bruin (Heemstede) MSC: 28A80 42C05 46C05 PDF BibTeX XML Cite \textit{J. Su} and \textit{M. L. Chen}, Anal. Math. 48, No. 1, 173--183 (2022; Zbl 07491545) Full Text: DOI OpenURL
Jocić, Danko R.; Lazarević, Milan Cauchy-Schwarz norm inequalities for elementary operators and inner product type transformers generated by families of subnormal operators. (English) Zbl 07488605 Mediterr. J. Math. 19, No. 2, Paper No. 49, 22 p. (2022). MSC: 47B49 47B47 47A56 47A30 47B10 47B15 47B20 PDF BibTeX XML Cite \textit{D. R. Jocić} and \textit{M. Lazarević}, Mediterr. J. Math. 19, No. 2, Paper No. 49, 22 p. (2022; Zbl 07488605) Full Text: DOI OpenURL
Bauer, Michel A quantum \(0\)-\(\infty\) law. (English) Zbl 07484048 SIGMA, Symmetry Integrability Geom. Methods Appl. 18, Paper 012, 12 p. (2022). MSC: 46B09 46C05 60J05 PDF BibTeX XML Cite \textit{M. Bauer}, SIGMA, Symmetry Integrability Geom. Methods Appl. 18, Paper 012, 12 p. (2022; Zbl 07484048) Full Text: DOI arXiv OpenURL
Friedman, Yaakov; Peralta, Antonio M. Representation of symmetry transformations on the sets of tripotents of spin and Cartan factors. (English) Zbl 07474294 Anal. Math. Phys. 12, No. 1, Paper No. 37, 52 p. (2022). MSC: 81P05 81R15 47B49 22E70 47B49 46C99 17C65 47N50 PDF BibTeX XML Cite \textit{Y. Friedman} and \textit{A. M. Peralta}, Anal. Math. Phys. 12, No. 1, Paper No. 37, 52 p. (2022; Zbl 07474294) Full Text: DOI arXiv OpenURL
Rump, Wolfgang Symmetric quantum sets and \(L\)-algebras. (English) Zbl 1485.81039 Int. Math. Res. Not. 2022, No. 3, 1770-1810 (2022). MSC: 81R15 06C15 46K10 46C05 81P10 81Q35 PDF BibTeX XML Cite \textit{W. Rump}, Int. Math. Res. Not. 2022, No. 3, 1770--1810 (2022; Zbl 1485.81039) Full Text: DOI OpenURL
Baklouti, Hamadi; Namouri, Sirine Spectral analysis of bounded operators on semi-Hilbertian spaces. (English) Zbl 07465455 Banach J. Math. Anal. 16, No. 1, Paper No. 12, 17 p. (2022). Reviewer: Vladimir M. Manuilov (Moskva) MSC: 47B02 46C05 47B65 PDF BibTeX XML Cite \textit{H. Baklouti} and \textit{S. Namouri}, Banach J. Math. Anal. 16, No. 1, Paper No. 12, 17 p. (2022; Zbl 07465455) Full Text: DOI OpenURL
Wagner, Elmar; Carrillo, Diego; Esmeral, Kevin Continuous frames in Krein spaces. (English) Zbl 1481.42042 Banach J. Math. Anal. 16, No. 2, Paper No. 20, 26 p. (2022). MSC: 42C15 46B15 46C20 PDF BibTeX XML Cite \textit{E. Wagner} et al., Banach J. Math. Anal. 16, No. 2, Paper No. 20, 26 p. (2022; Zbl 1481.42042) Full Text: DOI arXiv OpenURL
Baklouti, A.; Mabrouk, M. Essential numerical ranges of operators in semi-Hilbertian spaces. (English) Zbl 07450628 Ann. Funct. Anal. 13, No. 1, Paper No. 16, 18 p. (2022). MSC: 47A12 46C05 46L05 46E22 PDF BibTeX XML Cite \textit{A. Baklouti} and \textit{M. Mabrouk}, Ann. Funct. Anal. 13, No. 1, Paper No. 16, 18 p. (2022; Zbl 07450628) Full Text: DOI OpenURL
Rout, Nirmal Chandra; Mishra, Debasisha Further results on \(A\)-numerical radius inequalities. (English) Zbl 07450625 Ann. Funct. Anal. 13, No. 1, Paper No. 13, 17 p. (2022). MSC: 47A08 47A12 47A30 47A63 47A05 47B02 PDF BibTeX XML Cite \textit{N. C. Rout} and \textit{D. Mishra}, Ann. Funct. Anal. 13, No. 1, Paper No. 13, 17 p. (2022; Zbl 07450625) Full Text: DOI arXiv OpenURL
Lu, Zheng-Yi; Dong, Xin-Han; Liu, Zong-Sheng Spectrality of Sierpinski-type self-affine measures. (English) Zbl 1485.28016 J. Funct. Anal. 282, No. 3, Article ID 109310, 31 p. (2022). Reviewer: Anouar Ben Mabrouk (Monastir) MSC: 28A80 42C05 46C05 PDF BibTeX XML Cite \textit{Z.-Y. Lu} et al., J. Funct. Anal. 282, No. 3, Article ID 109310, 31 p. (2022; Zbl 1485.28016) Full Text: DOI OpenURL
Digar, Abhik; Kosuru, G. Sankara Raju Cyclic uniform Lipschitzian mappings and proximal uniform normal structure. (English) Zbl 07428147 Ann. Funct. Anal. 13, No. 1, Paper No. 5, 14 p. (2022). MSC: 47H10 46C20 54H25 PDF BibTeX XML Cite \textit{A. Digar} and \textit{G. S. R. Kosuru}, Ann. Funct. Anal. 13, No. 1, Paper No. 5, 14 p. (2022; Zbl 07428147) Full Text: DOI OpenURL
Banaszczyk, Wojciech On a certain class of positive definite functions and measures on locally compact abelian groups and inner-product spaces. (English) Zbl 07423999 J. Funct. Anal. 282, No. 1, Article ID 109261, 41 p. (2022). MSC: 43A35 43A25 60B15 46C05 PDF BibTeX XML Cite \textit{W. Banaszczyk}, J. Funct. Anal. 282, No. 1, Article ID 109261, 41 p. (2022; Zbl 07423999) Full Text: DOI OpenURL
Paseka, Jan; Vetterlein, Thomas Categories of orthogonality spaces. (English) Zbl 07396436 J. Pure Appl. Algebra 226, No. 3, Article ID 106859, 22 p. (2022). Reviewer: Jānis Cīrulis (Riga) MSC: 81P10 06C15 46C05 PDF BibTeX XML Cite \textit{J. Paseka} and \textit{T. Vetterlein}, J. Pure Appl. Algebra 226, No. 3, Article ID 106859, 22 p. (2022; Zbl 07396436) Full Text: DOI arXiv OpenURL
Großmann, Siegfried Functional analysis. With a view toward applications in physics (to appear). 6th edition. (Funktionalanalysis. Im Hinblick auf Anwendungen in der Physik.) (German) Zbl 06983292 Heidelberg: Springer Spektrum (ISBN 978-3-658-21729-7/pbk). 370 p. (2022). MSC: 46-01 47-01 46C05 47B25 00A06 PDF BibTeX XML Cite \textit{S. Großmann}, Funktionalanalysis. Im Hinblick auf Anwendungen in der Physik. 6th edition. Heidelberg: Springer Spektrum (2022; Zbl 06983292) OpenURL
Narayanasamy, A.; Krishnaswamy, D. On \(n\)-power hyponormal operators in indefinite inner product space. (English) Zbl 07540018 Bull. Int. Math. Virtual Inst. 11, No. 1, 121-125 (2021). MSC: 15A09 46C20 PDF BibTeX XML Cite \textit{A. Narayanasamy} and \textit{D. Krishnaswamy}, Bull. Int. Math. Virtual Inst. 11, No. 1, 121--125 (2021; Zbl 07540018) Full Text: DOI OpenURL
Bhanja, Aniket; Bhunia, Pintu; Paul, Kallol On generalized Davis-Wielandt radius inequalities of semi-Hilbertian space operators. (English) Zbl 07538721 Oper. Matrices 15, No. 4, 1201-1225 (2021). MSC: 47A08 47A12 46C05 47A30 47A50 PDF BibTeX XML Cite \textit{A. Bhanja} et al., Oper. Matrices 15, No. 4, 1201--1225 (2021; Zbl 07538721) Full Text: DOI OpenURL
Yilmaz, Yilmaz; Levent, Halise Inner-product quasilinear spaces with applications in signal processing. (English) Zbl 07528540 Adv. Stud.: Euro-Tbil. Math. J. 14, No. 4, 125-146 (2021). MSC: 32A70 47H04 54C60 60B15 65G40 PDF BibTeX XML Cite \textit{Y. Yilmaz} and \textit{H. Levent}, Adv. Stud.: Euro-Tbil. Math. J. 14, No. 4, 125--146 (2021; Zbl 07528540) Full Text: DOI OpenURL
Dragomir, Silvestru Sever Some Hermite-Hadamard type inequalities for the square norm in Hilbert spaces. (English) Zbl 07527581 Ann. Univ. Mariae Curie-Skłodowska, Sect. A 75, No. 2, 31-44 (2021). MSC: 47A63 26D15 46C05 PDF BibTeX XML Cite \textit{S. S. Dragomir}, Ann. Univ. Mariae Curie-Skłodowska, Sect. A 75, No. 2, 31--44 (2021; Zbl 07527581) Full Text: DOI OpenURL
Watanabe, Keiichi On a notion of complex Möbius gyrovector spaces. (English) Zbl 07523340 Nihonkai Math. J. 32, No. 2, 111-131 (2021). MSC: 46C05 20N05 46C99 46T99 51M10 83A05 PDF BibTeX XML Cite \textit{K. Watanabe}, Nihonkai Math. J. 32, No. 2, 111--131 (2021; Zbl 07523340) Full Text: Link OpenURL
Wang, Qi The exact number of orthogonal exponentials on the spatial Sierpinski gasket. (English) Zbl 07502413 Forum Math. 33, No. 5, 1125-1136 (2021). MSC: 28A80 42C05 46C05 PDF BibTeX XML Cite \textit{Q. Wang}, Forum Math. 33, No. 5, 1125--1136 (2021; Zbl 07502413) Full Text: DOI OpenURL
Liu, Jing-Cheng; Liu, Yao; Chen, Ming-Liang; Wu, Sha The cardinality of \(\mu_{M,D}\)-orthogonal exponentials for the planar four digits. (English) Zbl 07502400 Forum Math. 33, No. 4, 923-935 (2021). MSC: 28A80 42C05 46C05 PDF BibTeX XML Cite \textit{J.-C. Liu} et al., Forum Math. 33, No. 4, 923--935 (2021; Zbl 07502400) Full Text: DOI OpenURL
Arunchai, Areerat; Ngeonkam, Boonyarit Fixed point theorems in partial \(b\)-metric-like spaces. (English) Zbl 07495831 J. Nonlinear Anal. Optim. 12, No. 2, 95-101 (2021). MSC: 46C05 47H09 47H10 PDF BibTeX XML Cite \textit{A. Arunchai} and \textit{B. Ngeonkam}, J. Nonlinear Anal. Optim. 12, No. 2, 95--101 (2021; Zbl 07495831) Full Text: Link OpenURL
Attia, Nourhane; Akgül, Ali; Seba, Djamila; Nour, Abdelkader Numerical solution of the fractional relaxation-oscillation equation by using reproducing kernel Hilbert space method. (English) Zbl 07489944 Int. J. Appl. Comput. Math. 7, No. 4, Paper No. 165, 21 p. (2021). MSC: 34A08 46E22 PDF BibTeX XML Cite \textit{N. Attia} et al., Int. J. Appl. Comput. Math. 7, No. 4, Paper No. 165, 21 p. (2021; Zbl 07489944) Full Text: DOI OpenURL
Kribs, David W.; Mammarella, David; Pereira, Rajesh Isoclinic subspaces and quantum error correction. (English) Zbl 07487143 Oper. Matrices 15, No. 2, 571-580 (2021). MSC: 81P45 46C05 47A12 81P47 94A40 PDF BibTeX XML Cite \textit{D. W. Kribs} et al., Oper. Matrices 15, No. 2, 571--580 (2021; Zbl 07487143) Full Text: DOI arXiv OpenURL
Sun, Xiuhong; Li, Yuan Complete positivity of two class of maps involving depolarizing and transpose-depolarizing channels. (English) Zbl 07480139 Open Syst. Inf. Dyn. 28, No. 2, Article ID 2150006, 16 p. (2021). MSC: 81P47 46L07 47B65 46C05 46C20 PDF BibTeX XML Cite \textit{X. Sun} and \textit{Y. Li}, Open Syst. Inf. Dyn. 28, No. 2, Article ID 2150006, 16 p. (2021; Zbl 07480139) Full Text: DOI OpenURL
Feki, Kais Some numerical radius inequalities for semi-Hilbert space operators. (English) Zbl 07477356 J. Korean Math. Soc. 58, No. 6, 1385-1405 (2021). MSC: 47A12 46C05 47B65 47A05 PDF BibTeX XML Cite \textit{K. Feki}, J. Korean Math. Soc. 58, No. 6, 1385--1405 (2021; Zbl 07477356) Full Text: DOI arXiv OpenURL
Gonzalez Zerbo, Santiago; Maestripieri, Alejandra; Martínez Pería, Francisco Regularization of an indefinite abstract interpolation problem with a quadratic constraint. (English) Zbl 07473591 Rev. Unión Mat. Argent. 62, No. 2, 475-490 (2021). MSC: 46C20 47B50 65D10 PDF BibTeX XML Cite \textit{S. Gonzalez Zerbo} et al., Rev. Unión Mat. Argent. 62, No. 2, 475--490 (2021; Zbl 07473591) Full Text: DOI arXiv OpenURL
Groenewald, Gilbert J.; van Rensburg, Dawie B. Janse; Ran, André C. M.; Theron, Frieda; van Straaten, Madelein Polar decompositions of quaternion matrices in indefinite inner product spaces. (English) Zbl 1482.15026 Electron. J. Linear Algebra 37, 659-670 (2021). MSC: 15B33 47B50 15A23 PDF BibTeX XML Cite \textit{G. J. Groenewald} et al., Electron. J. Linear Algebra 37, 659--670 (2021; Zbl 1482.15026) Full Text: arXiv Link OpenURL
Azadi, Shahrzad; Radjabalipour, Mehdi Algebraic frames and duality. (English) Zbl 1483.42018 J. Math. Ext. 15, No. 3, Paper No. 9, 11 p. (2021). Reviewer: Virender Dalal (Delhi) MSC: 42C15 46C99 47A99 PDF BibTeX XML Cite \textit{S. Azadi} and \textit{M. Radjabalipour}, J. Math. Ext. 15, No. 3, Paper No. 9, 11 p. (2021; Zbl 1483.42018) Full Text: DOI Link OpenURL
Xiao, Xiangchun; Zhao, Guoping; Zhou, Guorong Characterizations of weaving for g-frames by induced sequences. (English) Zbl 1482.42084 J. Pseudo-Differ. Oper. Appl. 12, No. 4, Paper No. 60, 11 p. (2021). Reviewer: Xiaosheng Zhuang (Hong Kong) MSC: 42C15 42C40 46B15 46C05 46C99 PDF BibTeX XML Cite \textit{X. Xiao} et al., J. Pseudo-Differ. Oper. Appl. 12, No. 4, Paper No. 60, 11 p. (2021; Zbl 1482.42084) Full Text: DOI OpenURL
Watanabe, Keiichi On Lipschitz continuity with respect to the Poincaré metric of linear contractions between Möbius gyrovector spaces. (English) Zbl 07465144 J. Inequal. Appl. 2021, Paper No. 166, 15 p. (2021). MSC: 47A30 20N05 46C05 46T99 51M10 83A05 PDF BibTeX XML Cite \textit{K. Watanabe}, J. Inequal. Appl. 2021, Paper No. 166, 15 p. (2021; Zbl 07465144) Full Text: DOI OpenURL
Bakery, Awad A.; Mohammed, Mustafa M. Solutions of nonlinear difference equations in the domain of \((\zeta_n)\)-Cesàro matrix in \(\ell_{t(\cdot)}\) of nonabsolute type, and its pre-quasi ideal. (English) Zbl 07465117 J. Inequal. Appl. 2021, Paper No. 139, 30 p. (2021). MSC: 46B10 46B15 47B10 46C05 46E05 46E15 46E30 PDF BibTeX XML Cite \textit{A. A. Bakery} and \textit{M. M. Mohammed}, J. Inequal. Appl. 2021, Paper No. 139, 30 p. (2021; Zbl 07465117) Full Text: DOI OpenURL
Bakery, Awad A.; Mohamed, Om Kalthum S. K. Kannan nonexpansive maps on generalized Cesàro backward difference sequence space of non-absolute type with applications to summable equations. (English) Zbl 07465081 J. Inequal. Appl. 2021, Paper No. 103, 32 p. (2021). MSC: 46C05 46B10 46B15 46E05 46E15 46E30 47H09 47H10 PDF BibTeX XML Cite \textit{A. A. Bakery} and \textit{O. K. S. K. Mohamed}, J. Inequal. Appl. 2021, Paper No. 103, 32 p. (2021; Zbl 07465081) Full Text: DOI OpenURL
Bakery, Awad A.; Mohamed, OM Kalthum S. K. \((r_1,r_2)\)-Cesàro summable sequence space of non-absolute type and The involved pre-quasi ideal. (English) Zbl 07465022 J. Inequal. Appl. 2021, Paper No. 43, 20 p. (2021). MSC: 46-02 47-02 46C05 46B10 46B15 46E05 46E15 46E30 47B10 PDF BibTeX XML Cite \textit{A. A. Bakery} and \textit{O. K. S. K. Mohamed}, J. Inequal. Appl. 2021, Paper No. 43, 20 p. (2021; Zbl 07465022) Full Text: DOI OpenURL
Magomed-Kasumov, M. G. Sobolev orthogonal systems with two discrete points and Fourier series. (English. Russian original) Zbl 1484.42027 Russ. Math. 65, No. 12, 47-55 (2021); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 12, 56-66 (2021). Reviewer: Rostom Getsadze (Uppsala) MSC: 42C10 42C05 33C45 42A20 46E35 PDF BibTeX XML Cite \textit{M. G. Magomed-Kasumov}, Russ. Math. 65, No. 12, 47--55 (2021; Zbl 1484.42027); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 12, 56--66 (2021) Full Text: DOI OpenURL
Pietracaprina, Francesca; Laflorencie, Nicolas Hilbert-space fragmentation, multifractality, and many-body localization. (English) Zbl 1483.81168 Ann. Phys. 435, Article ID 168502, 9 p. (2021). MSC: 81V70 16S85 46C05 28A80 82B20 82B44 PDF BibTeX XML Cite \textit{F. Pietracaprina} and \textit{N. Laflorencie}, Ann. Phys. 435, Article ID 168502, 9 p. (2021; Zbl 1483.81168) Full Text: DOI arXiv OpenURL
Santin, Gabriele; Haasdonk, Bernard Kernel methods for surrogate modeling. (English) Zbl 07445319 Benner, Peter (ed.) et al., Model order reduction. Volume 1: System- and data-driven methods and algorithms. Berlin: De Gruyter. 311-353 (2021). MSC: 65D05 65D15 46C05 68T05 PDF BibTeX XML Cite \textit{G. Santin} and \textit{B. Haasdonk}, in: Model order reduction. Volume 1: System- and data-driven methods and algorithms. Berlin: De Gruyter. 311--353 (2021; Zbl 07445319) Full Text: DOI arXiv OpenURL
Lai, Chun-Kit; Littmann, Friedrich; Weber, Eric S. Conjugate phase retrieval in Paley-Wiener space. (English) Zbl 1479.94089 J. Fourier Anal. Appl. 27, No. 6, Paper No. 89, 23 p. (2021). MSC: 94A20 94A12 42C15 46C05 30D15 PDF BibTeX XML Cite \textit{C.-K. Lai} et al., J. Fourier Anal. Appl. 27, No. 6, Paper No. 89, 23 p. (2021; Zbl 1479.94089) Full Text: DOI arXiv OpenURL
Coecke, Bob The mathematics of text structure. (English) Zbl 1482.81006 Casadio, Claudia (ed.) et al., Joachim Lambek: the interplay of mathematics, logic, and linguistics. Cham: Springer. Outst. Contrib. Log. 20, 181-217 (2021). MSC: 81P68 68Q42 03D05 91F20 46C05 46B15 18M15 PDF BibTeX XML Cite \textit{B. Coecke}, Outst. Contrib. Log. 20, 181--217 (2021; Zbl 1482.81006) Full Text: DOI arXiv OpenURL
Popova, N. D.; Strilets, O. V. Criteria for the existence of systems of subspaces related to a certain class of unicyclic graphs. (English. Ukrainian original) Zbl 07439588 Ukr. Math. J. 73, No. 4, 649-660 (2021); translation from Ukr. Mat. Zh. 73, No. 4, 556-565 (2021). MSC: 46C05 05C10 PDF BibTeX XML Cite \textit{N. D. Popova} and \textit{O. V. Strilets}, Ukr. Math. J. 73, No. 4, 649--660 (2021; Zbl 07439588); translation from Ukr. Mat. Zh. 73, No. 4, 556--565 (2021) Full Text: DOI OpenURL
Kundu, Anirban; Bag, Tarapada; Nazmul, Sk. A new notion of orthogonality involving area and length. (English) Zbl 07438374 Math. Slovaca 71, No. 3, 731-748 (2021). MSC: 46A19 46B20 46C05 PDF BibTeX XML Cite \textit{A. Kundu} et al., Math. Slovaca 71, No. 3, 731--748 (2021; Zbl 07438374) Full Text: DOI OpenURL
Alonso-Orán, Diego; Rohde, Christian; Tang, Hao A local-in-time theory for singular SDEs with applications to fluid models with transport noise. (English) Zbl 1477.60105 J. Nonlinear Sci. 31, No. 6, Paper No. 98, 55 p. (2021). MSC: 60H17 35Q35 35A01 76M35 46C05 PDF BibTeX XML Cite \textit{D. Alonso-Orán} et al., J. Nonlinear Sci. 31, No. 6, Paper No. 98, 55 p. (2021; Zbl 1477.60105) Full Text: DOI arXiv OpenURL
BenAmor, Ali; Moussa, Rafed Computations and global properties for traces of Bessel’s Dirichlet form. (English) Zbl 07431343 Quaest. Math. 44, No. 9, 1173-1196 (2021). MSC: 47A07 46C05 46C07 PDF BibTeX XML Cite \textit{A. BenAmor} and \textit{R. Moussa}, Quaest. Math. 44, No. 9, 1173--1196 (2021; Zbl 07431343) Full Text: DOI arXiv OpenURL
Gonzalez Zerbo, Santiago; Maestripieri, Alejandra; Martínez Pería, Francisco Correction to: “Indefinite abstract splines with a quadratic constraint”. (English) Zbl 1474.46051 J. Optim. Theory Appl. 191, No. 1, 384-386 (2021). MSC: 46C20 47B50 65D07 65D10 PDF BibTeX XML Cite \textit{S. Gonzalez Zerbo} et al., J. Optim. Theory Appl. 191, No. 1, 384--386 (2021; Zbl 1474.46051) Full Text: DOI OpenURL
Feki, Kais Some bounds for the \(\mathbb{A}\)-numerical radius of certain \(2 \times 2\) operator matrices. (English) Zbl 1484.47013 Hacet. J. Math. Stat. 50, No. 3, 795-810 (2021). MSC: 47A12 47A08 47B65 46C05 PDF BibTeX XML Cite \textit{K. Feki}, Hacet. J. Math. Stat. 50, No. 3, 795--810 (2021; Zbl 1484.47013) Full Text: DOI arXiv OpenURL
Anh, Vu T. N.; Hien, Nguyen T. T. On the weak laws of large numbers for weighted sums of dependent identically distributed random vectors in Hilbert spaces. (English) Zbl 1477.60044 Rend. Circ. Mat. Palermo (2) 70, No. 3, 1245-1256 (2021). MSC: 60F05 60B12 46C05 PDF BibTeX XML Cite \textit{V. T. N. Anh} and \textit{N. T. T. Hien}, Rend. Circ. Mat. Palermo (2) 70, No. 3, 1245--1256 (2021; Zbl 1477.60044) Full Text: DOI OpenURL
Bottazzi, Tamara; Conde, Cristian; Feki, Kais On \(A\)-parallelism and \(A\)-Birkhoff-James orthogonality of operators. (English) Zbl 07423106 Result. Math. 76, No. 4, Paper No. 209, 27 p. (2021). MSC: 47B65 47A12 46C05 47A05 PDF BibTeX XML Cite \textit{T. Bottazzi} et al., Result. Math. 76, No. 4, Paper No. 209, 27 p. (2021; Zbl 07423106) Full Text: DOI arXiv OpenURL
Navara, Mirko; Voráček, Václav Quantum structures without group-valued measures. (English) Zbl 07420787 Int. J. Theor. Phys. 60, No. 2, 687-695 (2021). MSC: 06Cxx 06-XX 46Cxx 81Pxx PDF BibTeX XML Cite \textit{M. Navara} and \textit{V. Voráček}, Int. J. Theor. Phys. 60, No. 2, 687--695 (2021; Zbl 07420787) Full Text: DOI OpenURL
Pablos Romo, Fernando On bounded finite potent operators on arbitrary Hilbert spaces. (English) Zbl 07419035 Bull. Malays. Math. Sci. Soc. (2) 44, No. 6, 4085-4107 (2021). MSC: 47B02 47A15 47B06 46C05 47L30 PDF BibTeX XML Cite \textit{F. Pablos Romo}, Bull. Malays. Math. Sci. Soc. (2) 44, No. 6, 4085--4107 (2021; Zbl 07419035) Full Text: DOI arXiv OpenURL
Sadegh Nabavi Sales, Seyed Mohammad Angular right symmetricity of bounded linear operators on Hilbert spaces. (English) Zbl 07414944 Glas. Mat., III. Ser. 56, No. 1, 151-162 (2021). MSC: 47B49 46C05 46B20 PDF BibTeX XML Cite \textit{S. M. Sadegh Nabavi Sales}, Glas. Mat., III. Ser. 56, No. 1, 151--162 (2021; Zbl 07414944) Full Text: DOI OpenURL
Chen, Ming-Liang; Liu, Jing-Cheng; Wang, Xiang-Yang Spectrality of a class of self-affine measures on \(\mathbb{R}^2\). (English) Zbl 1478.28006 Nonlinearity 34, No. 11, 7446-7469 (2021). MSC: 28A80 28A25 42C05 46C05 PDF BibTeX XML Cite \textit{M.-L. Chen} et al., Nonlinearity 34, No. 11, 7446--7469 (2021; Zbl 1478.28006) Full Text: DOI OpenURL
Khare, Apoorva Sharp nonzero lower bounds for the Schur product theorem. (English) Zbl 1483.15010 Proc. Am. Math. Soc. 149, No. 12, 5049-5063 (2021). Reviewer: Frank Oertel (London) MSC: 15A45 15B48 47B10 42A82 43A35 46C05 47A63 PDF BibTeX XML Cite \textit{A. Khare}, Proc. Am. Math. Soc. 149, No. 12, 5049--5063 (2021; Zbl 1483.15010) Full Text: DOI arXiv OpenURL
Provenzi, Edoardo From Euclidean to Hilbert spaces. Introduction to functional analysis and its applications. (English) Zbl 07408649 Mathematics and Statistics Series. London: ISTE; Hoboken, NJ: John Wiley & Sons (ISBN 978-1-78630-682-1/hbk; 978-1-119-85131-8/ebook). xii, 340 p. (2021). Reviewer: Jürgen Appell (Würzburg) MSC: 46-01 46C05 46N10 PDF BibTeX XML Cite \textit{E. Provenzi}, From Euclidean to Hilbert spaces. Introduction to functional analysis and its applications. London: ISTE; Hoboken, NJ: John Wiley \& Sons (2021; Zbl 07408649) Full Text: DOI OpenURL
Jocić, Danko R.; Krtinić, Đorđe; Lazarević, Milan Laplace transformers in norm ideals of compact operators. (English) Zbl 07408122 Banach J. Math. Anal. 15, No. 4, Paper No. 67, 30 p. (2021). Reviewer: Elhadj Dahia (Bou Saâda) MSC: 47B49 47B47 47B44 47A30 47B10 47B15 PDF BibTeX XML Cite \textit{D. R. Jocić} et al., Banach J. Math. Anal. 15, No. 4, Paper No. 67, 30 p. (2021; Zbl 07408122) Full Text: DOI OpenURL
Wójcik, Paweł; Stypuła, Tomasz Semi-inner products and operators which attain their norm. (English) Zbl 1476.46023 Proc. Japan Acad., Ser. A 97, No. 2, 7-11 (2021). Reviewer: Elói M. Galego (São Paulo) MSC: 46B20 46C50 46B10 47B01 PDF BibTeX XML Cite \textit{P. Wójcik} and \textit{T. Stypuła}, Proc. Japan Acad., Ser. A 97, No. 2, 7--11 (2021; Zbl 1476.46023) Full Text: DOI OpenURL
Nuray, Fatih Statistical convergence of sequences of subspaces. (English) Zbl 1478.54005 Gulf J. Math. 10, No. 2, 31-37 (2021). MSC: 54B20 54A20 40A35 PDF BibTeX XML Cite \textit{F. Nuray}, Gulf J. Math. 10, No. 2, 31--37 (2021; Zbl 1478.54005) Full Text: Link OpenURL
Gasimova, Gunel M. On the internal compactness of the space of regular solutions of one class of second order operator-differential equations with a discontinuous coefficient. (English) Zbl 07401982 J. Contemp. Appl. Math. 11, No. 1, 90-96 (2021). MSC: 35B99 35J15 46C05 PDF BibTeX XML Cite \textit{G. M. Gasimova}, J. Contemp. Appl. Math. 11, No. 1, 90--96 (2021; Zbl 07401982) Full Text: Link OpenURL
Wu, Senlin; He, Yixia; He, Chan Homogeneity of isosceles orthogonality, transitivity of the norm, and characterizations of inner product spaces. (English) Zbl 1484.46027 Aequationes Math. 95, No. 5, 953-966 (2021). MSC: 46C15 46B20 PDF BibTeX XML Cite \textit{S. Wu} et al., Aequationes Math. 95, No. 5, 953--966 (2021; Zbl 1484.46027) Full Text: DOI OpenURL
Frank, Michael; Moslehian, Mohammad Sal; Zamani, Ali Orthogonality preserving property for pairs of operators on Hilbert \(C^*\)-modules. (English) Zbl 1477.46065 Aequationes Math. 95, No. 5, 867-887 (2021). Reviewer: Vladimir M. Manuilov (Moskva) MSC: 46L08 46L05 47B49 39B52 PDF BibTeX XML Cite \textit{M. Frank} et al., Aequationes Math. 95, No. 5, 867--887 (2021; Zbl 1477.46065) Full Text: DOI arXiv OpenURL
Wang, Zhiyong; Liu, Jingcheng; Su, Juan Spectral property of self-affine measures on \(\mathbb{R}^n\). (English) Zbl 1477.28010 J. Fourier Anal. Appl. 27, No. 5, Paper No. 79, 28 p. (2021). MSC: 28A80 42C05 46C05 PDF BibTeX XML Cite \textit{Z. Wang} et al., J. Fourier Anal. Appl. 27, No. 5, Paper No. 79, 28 p. (2021; Zbl 1477.28010) Full Text: DOI OpenURL
Frederick, Christina; Mayeli, Azita Frame spectral pairs and exponential bases. (English) Zbl 1472.42045 J. Fourier Anal. Appl. 27, No. 5, Paper No. 75, 21 p. (2021). MSC: 42C15 42B05 46C05 PDF BibTeX XML Cite \textit{C. Frederick} and \textit{A. Mayeli}, J. Fourier Anal. Appl. 27, No. 5, Paper No. 75, 21 p. (2021; Zbl 1472.42045) Full Text: DOI arXiv OpenURL
Contino, M.; Di Iorio y Lucero, M. E.; Fongi, G. Global solutions of approximation problems in Hilbert spaces. (English) Zbl 07394509 Linear Multilinear Algebra 69, No. 13, 2510-2526 (2021). MSC: 47A05 46C05 41A65 PDF BibTeX XML Cite \textit{M. Contino} et al., Linear Multilinear Algebra 69, No. 13, 2510--2526 (2021; Zbl 07394509) Full Text: DOI arXiv Link OpenURL
Dostoglou, S.; Kahl, J. D. Homogeneous measures and positive Alexandrov curvature. (English. Russian original) Zbl 1477.60015 J. Math. Sci., New York 257, No. 5, 652-661 (2021); translation from Probl. Mat. Anal. 111, 91-98 (2021). Reviewer: Antonella Nannicini (Firenze) MSC: 60B05 49Q15 49Q22 28D15 53C45 46C05 PDF BibTeX XML Cite \textit{S. Dostoglou} and \textit{J. D. Kahl}, J. Math. Sci., New York 257, No. 5, 652--661 (2021; Zbl 1477.60015); translation from Probl. Mat. Anal. 111, 91--98 (2021) Full Text: DOI OpenURL
Biswas, Md Hasan Ali; Radha, Ramakrishnan Characterization of Fourier transform of \(H\)-valued functions on the real line. (English) Zbl 1472.42005 Rocky Mt. J. Math. 51, No. 1, 43-53 (2021). MSC: 42A38 42A85 46C99 46L08 43A30 PDF BibTeX XML Cite \textit{M. H. A. Biswas} and \textit{R. Radha}, Rocky Mt. J. Math. 51, No. 1, 43--53 (2021; Zbl 1472.42005) Full Text: DOI OpenURL
Liu, Jing-Cheng; Zhang, Ying; Wang, Zhi-Yong; Chen, Ming-Liang Spectrality of generalized Sierpinski-type self-affine measures. (English) Zbl 1472.28007 Appl. Comput. Harmon. Anal. 55, 129-148 (2021). MSC: 28A78 28A80 42C05 46C05 PDF BibTeX XML Cite \textit{J.-C. Liu} et al., Appl. Comput. Harmon. Anal. 55, 129--148 (2021; Zbl 1472.28007) Full Text: DOI arXiv OpenURL
El-Azhar, Hamza; Harrat, Ayoub; Stochel, Jan Idempotents and moment problem for discrete measure. (English) Zbl 1477.44008 Linear Algebra Appl. 628, 202-227 (2021). Reviewer: Florian-Horia Vasilescu (Villeneuve d’Ascq) MSC: 44A60 47A57 46C99 PDF BibTeX XML Cite \textit{H. El-Azhar} et al., Linear Algebra Appl. 628, 202--227 (2021; Zbl 1477.44008) Full Text: DOI OpenURL
Contino, Maximiliano; Maestripieri, Alejandra; Marcantognini, Stefania Semiclosed projections and applications. (English) Zbl 07385143 J. Math. Anal. Appl. 504, No. 1, Article ID 125377, 23 p. (2021). MSC: 47Axx 47Bxx 46Cxx PDF BibTeX XML Cite \textit{M. Contino} et al., J. Math. Anal. Appl. 504, No. 1, Article ID 125377, 23 p. (2021; Zbl 07385143) Full Text: DOI arXiv OpenURL
Borodin, P. A.; Konyagin, S. V. Projection greedy algorithm. (English. Russian original) Zbl 1478.41009 Math. Notes 110, No. 1, 16-25 (2021); translation from Mat. Zametki 110, No. 1, 17-28 (2021). Reviewer: Stefan Cobzaş (Cluj-Napoca) MSC: 41A65 46C05 47N10 PDF BibTeX XML Cite \textit{P. A. Borodin} and \textit{S. V. Konyagin}, Math. Notes 110, No. 1, 16--25 (2021; Zbl 1478.41009); translation from Mat. Zametki 110, No. 1, 17--28 (2021) Full Text: DOI OpenURL
Azagra, Daniel; Mudarra, Carlos \(C^{1, \omega }\) extension formulas for \(1\)-jets on Hilbert spaces. (English) Zbl 1484.46081 Adv. Math. 389, Article ID 107928, 44 p. (2021). Reviewer: Michael Dymond (Leipzig) MSC: 46T20 26B05 26B25 46C99 PDF BibTeX XML Cite \textit{D. Azagra} and \textit{C. Mudarra}, Adv. Math. 389, Article ID 107928, 44 p. (2021; Zbl 1484.46081) Full Text: DOI arXiv OpenURL
Jiang, Zhen; Yang, Shouzhi; Zheng, Xianwei Perturbation and construction of almost self-located robust frames with applications to erasure recovery. (English) Zbl 1473.42039 Math. Methods Appl. Sci. 44, No. 8, 7333-7342 (2021). Reviewer: Virender Dalal (Delhi) MSC: 42C15 46C05 PDF BibTeX XML Cite \textit{Z. Jiang} et al., Math. Methods Appl. Sci. 44, No. 8, 7333--7342 (2021; Zbl 1473.42039) Full Text: DOI OpenURL
Heo, Jaeseong; Ji, Un Cig Krein space representations and Radon-Nikodým theorem for local \(\alpha \)-completely positive maps. (English) Zbl 1482.46026 Complex Anal. Oper. Theory 15, No. 4, Paper No. 79, 23 p. (2021). MSC: 46C20 46L07 46L65 47L30 PDF BibTeX XML Cite \textit{J. Heo} and \textit{U. C. Ji}, Complex Anal. Oper. Theory 15, No. 4, Paper No. 79, 23 p. (2021; Zbl 1482.46026) Full Text: DOI OpenURL
Matharu, Jagjit Singh; Malhotra, Chitra; Moslehian, Mohammad Sal Indefinite matrix inequalities via matrix means. (English) Zbl 07382524 Bull. Sci. Math. 171, Article ID 103036, 15 p. (2021). Reviewer: Edward L. Pekarev (Odessa) MSC: 47A63 47B50 15A45 PDF BibTeX XML Cite \textit{J. S. Matharu} et al., Bull. Sci. Math. 171, Article ID 103036, 15 p. (2021; Zbl 07382524) Full Text: DOI OpenURL
Yang, Ming-Shu Spectrality of a class of self-affine measures and related digit sets. (English) Zbl 1472.28013 Arch. Math. 117, No. 3, 335-345 (2021). MSC: 28A80 42C05 46C05 PDF BibTeX XML Cite \textit{M.-S. Yang}, Arch. Math. 117, No. 3, 335--345 (2021; Zbl 1472.28013) Full Text: DOI OpenURL
Li, Q.; Wu, Z.-Y. Non-spectral problem on infinite Bernoulli convolution. (English) Zbl 07377549 Anal. Math. 47, No. 2, 343-355 (2021). Reviewer: Sergey Ludkovsky (Moskva) MSC: 28A80 42C05 46C05 PDF BibTeX XML Cite \textit{Q. Li} and \textit{Z. Y. Wu}, Anal. Math. 47, No. 2, 343--355 (2021; Zbl 07377549) Full Text: DOI OpenURL
Roopaei, Hadi; Başar, Feyzi On the spaces of Cesàro absolutely \(p\)-summable, null, and convergent sequences. (English) Zbl 1480.46006 Math. Methods Appl. Sci. 44, No. 5, 3670-3685 (2021). MSC: 46A45 46B45 46C05 47B37 47B39 40H05 PDF BibTeX XML Cite \textit{H. Roopaei} and \textit{F. Başar}, Math. Methods Appl. Sci. 44, No. 5, 3670--3685 (2021; Zbl 1480.46006) Full Text: DOI OpenURL
Mukeru, Safari On the convergence of series of dependent random variables. (English) Zbl 1469.60017 J. Theor. Probab. 34, No. 3, 1299-1320 (2021). MSC: 60B12 60G50 40A05 46C05 PDF BibTeX XML Cite \textit{S. Mukeru}, J. Theor. Probab. 34, No. 3, 1299--1320 (2021; Zbl 1469.60017) Full Text: DOI arXiv OpenURL
Wang, Zhi-Yong; Dong, Xin-Han Spectrality of Sierpinski-Moran measures. (English) Zbl 1469.28010 Monatsh. Math. 195, No. 4, 743-761 (2021). MSC: 28A80 42C05 46C05 PDF BibTeX XML Cite \textit{Z.-Y. Wang} and \textit{X.-H. Dong}, Monatsh. Math. 195, No. 4, 743--761 (2021; Zbl 1469.28010) Full Text: DOI OpenURL
Sukharev, V. I.; Turilova, E. A. Properties of topological measures on classes of subspaces of an inner product space. (English. Russian original) Zbl 1480.46059 Proc. Steklov Inst. Math. 313, 228-235 (2021); translation from Tr. Mat. Inst. Steklova 313, 245-252 (2021). MSC: 46G12 28C20 46C05 28A12 PDF BibTeX XML Cite \textit{V. I. Sukharev} and \textit{E. A. Turilova}, Proc. Steklov Inst. Math. 313, 228--235 (2021; Zbl 1480.46059); translation from Tr. Mat. Inst. Steklova 313, 245--252 (2021) Full Text: DOI OpenURL
Bikram, Panchugopal; Kumar, Rahul; Mohanta, Rajeeb; Mukherjee, Kunal; Saha, Diptesh On the von Neumann algebras associated to Yang-Baxter operators. (English) Zbl 1480.46074 Proc. R. Soc. Edinb., Sect. A, Math. 151, No. 4, 1331-1354 (2021). MSC: 46L10 46L36 46L40 46L53 46L54 46C99 PDF BibTeX XML Cite \textit{P. Bikram} et al., Proc. R. Soc. Edinb., Sect. A, Math. 151, No. 4, 1331--1354 (2021; Zbl 1480.46074) Full Text: DOI OpenURL
Janse van Rensburg, Dawie B.; Ran, André C. M.; Theron, Frieda; van Straaten, Madelein \(m\)th roots of \(H\)-selfadjoint matrices over the quaternions. (English) Zbl 1471.15025 Electron. J. Linear Algebra 37, 492-503 (2021). Reviewer: Yansheng Wu (Nanjing) MSC: 15B33 15A16 47B50 PDF BibTeX XML Cite \textit{D. B. Janse van Rensburg} et al., Electron. J. Linear Algebra 37, 492--503 (2021; Zbl 1471.15025) Full Text: arXiv Link OpenURL
Račkauskas, Alfredas Asymptotic normality of sums of Hilbert space valued random elements. (English) Zbl 1469.60018 Georgian Math. J. 28, No. 3, 459-469 (2021). Reviewer: Ecaterina Sava-Huss (Innsbruck) MSC: 60B12 60F05 46C05 PDF BibTeX XML Cite \textit{A. Račkauskas}, Georgian Math. J. 28, No. 3, 459--469 (2021; Zbl 1469.60018) Full Text: DOI OpenURL
Krnić, Mario; Minculete, Nicuşor Bounds for the \(p\)-angular distance and characterizations of inner product spaces. (English) Zbl 1481.46012 Mediterr. J. Math. 18, No. 4, Paper No. 140, 22 p. (2021). MSC: 46B20 46C15 PDF BibTeX XML Cite \textit{M. Krnić} and \textit{N. Minculete}, Mediterr. J. Math. 18, No. 4, Paper No. 140, 22 p. (2021; Zbl 1481.46012) Full Text: DOI arXiv OpenURL
An, Il Ju; Heo, Jaeseong \(\mathcal{J}\)-selfadjoint Krein space operators and Aluthge transforms. (English) Zbl 1482.47077 Mediterr. J. Math. 18, No. 4, Paper No. 138, 16 p. (2021). MSC: 47B50 47A53 47A10 46C20 PDF BibTeX XML Cite \textit{I. J. An} and \textit{J. Heo}, Mediterr. J. Math. 18, No. 4, Paper No. 138, 16 p. (2021; Zbl 1482.47077) Full Text: DOI OpenURL