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
Feki, Kais Some \(A\)-spectral radius inequalities for \(A\)-bounded Hilbert space operators. (English) Zbl 07525107 Banach J. Math. Anal. 16, No. 2, Paper No. 31, 22 p. (2022). MSC: 47A12 47B65 47B15 47B20 PDF BibTeX XML Cite \textit{K. Feki}, Banach J. Math. Anal. 16, No. 2, Paper No. 31, 22 p. (2022; Zbl 07525107) Full Text: DOI OpenURL
Bringmann, Kathrin; Kane, Ben The degenerate parts of spaces of meromorphic cusp forms under a regularized inner product. (English) Zbl 07524885 Adv. Math. 402, Article ID 108336, 19 p. (2022). MSC: 11Fxx 17Bxx 53Zxx PDF BibTeX XML Cite \textit{K. Bringmann} and \textit{B. Kane}, Adv. Math. 402, Article ID 108336, 19 p. (2022; Zbl 07524885) 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
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
Nabavi Sales, S. M. S. Mappings approximately preserving angles. (English) Zbl 07501284 Mediterr. J. Math. 19, No. 3, Paper No. 95, 16 p. (2022). MSC: 39B52 15A86 15A04 PDF BibTeX XML Cite \textit{S. M. S. Nabavi Sales}, Mediterr. J. Math. 19, No. 3, Paper No. 95, 16 p. (2022; Zbl 07501284) Full Text: DOI OpenURL
Feki, Kais Some \(\mathbb{A}\)-numerical radius inequalities for \(d\times d\) operator matrices. (English) Zbl 07501025 Rend. Circ. Mat. Palermo (2) 71, No. 1, 85-103 (2022). MSC: 47B65 47A12 47A05 47A63 47A30 PDF BibTeX XML Cite \textit{K. Feki}, Rend. Circ. Mat. Palermo (2) 71, No. 1, 85--103 (2022; Zbl 07501025) Full Text: DOI OpenURL
Daraby, B.; Delzendeh, F.; Rahimi, A. Some properties of fuzzy frame operator. (English) Zbl 07498889 Azerb. J. Math. 12, No. 1, 3-19 (2022). MSC: 46S40 54A40 03E72 PDF BibTeX XML Cite \textit{B. Daraby} et al., Azerb. J. Math. 12, No. 1, 3--19 (2022; Zbl 07498889) Full Text: Link OpenURL
Yan, Yi Characterizations of Hankel operators in the essential commutant of quasicontinuous Toeplitz operators. (English) Zbl 07496476 Can. Math. Bull. 65, No. 1, 44-51 (2022). MSC: 47B35 46J10 30J05 PDF BibTeX XML Cite \textit{Y. Yan}, Can. Math. Bull. 65, No. 1, 44--51 (2022; Zbl 07496476) 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). 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
Klyuev, Daniil Twisted traces and positive forms on generalized \(q\)-Weyl algebras. (English) Zbl 07484045 SIGMA, Symmetry Integrability Geom. Methods Appl. 18, Paper 009, 28 p. (2022). MSC: 17B37 53D55 81R10 PDF BibTeX XML Cite \textit{D. Klyuev}, SIGMA, Symmetry Integrability Geom. Methods Appl. 18, Paper 009, 28 p. (2022; Zbl 07484045) Full Text: DOI arXiv OpenURL
Zhang, Shun Hu; Deng, Lei; Tian, Wen Hao; Che, Li Zhi; Li, Yan Deduction of a quadratic velocity field and its application to rolling force of extra-thick plate. (English) Zbl 07483122 Comput. Math. Appl. 109, 58-73 (2022). MSC: 74-XX 76-XX PDF BibTeX XML Cite \textit{S. H. Zhang} et al., Comput. Math. Appl. 109, 58--73 (2022; Zbl 07483122) Full Text: DOI 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 07471365 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 07471365) 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
Feki, Kais; Kittaneh, Fuad Some new refinements of generalized numerical radius inequalities for Hilbert space operators. (English) Zbl 07458058 Mediterr. J. Math. 19, No. 1, Paper No. 17, 16 p. (2022). MSC: 47A12 47B65 47B15 47B20 PDF BibTeX XML Cite \textit{K. Feki} and \textit{F. Kittaneh}, Mediterr. J. Math. 19, No. 1, Paper No. 17, 16 p. (2022; Zbl 07458058) Full Text: DOI OpenURL
Vujošević, Biljana On the index and roots of time ordered product systems. (English) Zbl 07451469 Proc. Indian Acad. Sci., Math. Sci. 132, No. 1, Paper No. 1, 11 p. (2022). MSC: 46L08 46C50 PDF BibTeX XML Cite \textit{B. Vujošević}, Proc. Indian Acad. Sci., Math. Sci. 132, No. 1, Paper No. 1, 11 p. (2022; Zbl 07451469) Full Text: DOI 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: 47A12 47A30 47A63 47A05 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
Liu, Xiangyu; Liu, Shengli; Han, Shuai; Gu, Dawu Tightly CCA-secure inner product functional encryption scheme. (English) Zbl 1481.94114 Theor. Comput. Sci. 898, 1-19 (2022). MSC: 94A60 PDF BibTeX XML Cite \textit{X. Liu} et al., Theor. Comput. Sci. 898, 1--19 (2022; Zbl 1481.94114) Full Text: DOI OpenURL
Lu, Zheng-Yi; Dong, Xin-Han; Liu, Zong-Sheng Spectrality of Sierpinski-type self-affine measures. (English) Zbl 07436529 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 07436529) 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
Waldmann, Stefan Linear algebra 2. Applications and concepts for students in mathematics and physics. 2nd edition. (Lineare Algebra 2. Anwendungen und Konzepte für Studierende der Mathematik und Physik.) (German) Zbl 1473.15004 Berlin: Springer Spektrum (ISBN 978-3-662-63638-1/pbk; 978-3-662-63639-8/ebook). xvi, 268 p. (2022). MSC: 15-01 15A69 15A63 34A26 34A30 15A16 18Axx PDF BibTeX XML Cite \textit{S. Waldmann}, Lineare Algebra 2. Anwendungen und Konzepte für Studierende der Mathematik und Physik. 2nd edition. Berlin: Springer Spektrum (2022; Zbl 1473.15004) Full Text: DOI 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
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
Ghosh, P.; Samanta, T. K. Atomic systems in \(n\)-Hilbert spaces and their tensor products. (English) Zbl 07527633 J. Linear Topol. Algebra 10, No. 4, 241-256 (2021). MSC: 42C15 46C07 46C50 PDF BibTeX XML Cite \textit{P. Ghosh} and \textit{T. K. Samanta}, J. Linear Topol. Algebra 10, No. 4, 241--256 (2021; Zbl 07527633) Full Text: Link 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
Perot, J. Blair; Chartrand, Chris A mimetic method for polygons. (English) Zbl 07508458 J. Comput. Phys. 424, Article ID 109853, 21 p. (2021). MSC: 65-XX 76-XX PDF BibTeX XML Cite \textit{J. B. Perot} and \textit{C. Chartrand}, J. Comput. Phys. 424, Article ID 109853, 21 p. (2021; Zbl 07508458) Full Text: DOI 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
Cheng, Wei; Guilley, Sylvain; Danger, Jean-Luc Categorizing all linear codes of IPM over \(\mathbb{F}_{2^8} \). (English) Zbl 07502004 Cryptogr. Commun. 13, No. 4, 527-542 (2021). MSC: 94B05 62B10 94A17 PDF BibTeX XML Cite \textit{W. Cheng} et al., Cryptogr. Commun. 13, No. 4, 527--542 (2021; Zbl 07502004) 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
Daraby, Bayaz; Delzendeh, Fataneh; Rahimi, Asghar Parseval’s equality in fuzzy normed linear spaces. (English) Zbl 07473673 Mathematica 63(86), No. 1, 47-57 (2021). MSC: 54A40 03E72 PDF BibTeX XML Cite \textit{B. Daraby} et al., Mathematica 63(86), No. 1, 47--57 (2021; Zbl 07473673) Full Text: DOI 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
Bryant, David; Cioica-Licht, Petru; Clark, Lisa Orloff; Young, Rachael Inner products for convex bodies. (English) Zbl 1482.52002 J. Convex Anal. 28, No. 4, 1249-1264 (2021). MSC: 52A20 52A27 05C05 92B05 PDF BibTeX XML Cite \textit{D. Bryant} et al., J. Convex Anal. 28, No. 4, 1249--1264 (2021; Zbl 1482.52002) 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
Guesba, Messaoud Some generalizations of \(A\)-numerical radius inequalities for semi-Hilbert space operators. (English) Zbl 07464342 Boll. Unione Mat. Ital. 14, No. 4, 681-692 (2021). MSC: 47A05 47A55 47B15 PDF BibTeX XML Cite \textit{M. Guesba}, Boll. Unione Mat. Ital. 14, No. 4, 681--692 (2021; Zbl 07464342) Full Text: DOI OpenURL
Magomed-Kasumov, M. G. Sobolev orthogonal systems with two discrete points and Fourier series. (English. Russian original) Zbl 07457392 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 07457392); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2021, No. 12, 56--66 (2021) Full Text: DOI OpenURL
Markett, Clemens New representations of the Laguerre-Sobolev and Jacobi-Sobolev orthogonal polynomials. (English) Zbl 1482.33007 Gesztesy, Fritz (ed.) et al., From operator theory to orthogonal polynomials, combinatorics, and number theory. A volume in honor of Lance Littlejohn’s 70th birthday. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 285, 305-327 (2021). MSC: 33C47 33C45 34L10 PDF BibTeX XML Cite \textit{C. Markett}, Oper. Theory: Adv. Appl. 285, 305--327 (2021; Zbl 1482.33007) 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
Li, Chao; Liu, Yifeng Chow groups and \(L\)-derivatives of automorphic motives for unitary groups. (English) Zbl 07441737 Ann. Math. (2) 194, No. 3, 817-901 (2021). MSC: 11G18 11G40 11G50 14C15 PDF BibTeX XML Cite \textit{C. Li} and \textit{Y. Liu}, Ann. Math. (2) 194, No. 3, 817--901 (2021; Zbl 07441737) 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
Yun, Kelly; Xue, Rui Chosen ciphertext attacks secure inner-product functional encryption from learning with errors assumption. (English) Zbl 1479.94275 Wu, Yongdong (ed.) et al., Information security and cryptology. 16th international conference, Inscrypt 2020, Guangzhou, China, December 11–14, 2020. Revised selected papers. Cham: Springer. Lect. Notes Comput. Sci. 12612, 133-147 (2021). MSC: 94A60 PDF BibTeX XML Cite \textit{K. Yun} and \textit{R. Xue}, Lect. Notes Comput. Sci. 12612, 133--147 (2021; Zbl 1479.94275) Full Text: DOI 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
Bedford, Anthony Hamilton’s principle in continuum mechanics. (English) Zbl 07439529 Cham: Springer (ISBN 978-3-030-90305-3/hbk; 978-3-030-90308-4/pbk; 978-3-030-90306-0/ebook). xiv, 104 p. (2021). MSC: 74-01 74A99 70H25 PDF BibTeX XML Cite \textit{A. Bedford}, Hamilton's principle in continuum mechanics. Cham: Springer (2021; Zbl 07439529) 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 07426822 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 07426822) 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
Huang, Minyi; Zhang, Guijun To quantify the difference of \(\eta \)-inner products in \(\mathcal{PT}\)-symmetric theory. (English) Zbl 07420954 Int. J. Theor. Phys. 60, No. 7, 2700-2708 (2021). MSC: 81Qxx 15Axx 39Axx PDF BibTeX XML Cite \textit{M. Huang} and \textit{G. Zhang}, Int. J. Theor. Phys. 60, No. 7, 2700--2708 (2021; Zbl 07420954) Full Text: DOI arXiv OpenURL
Yao, Yu; Ma, Yuena; Lv, Jingjie Quantum codes and entanglement-assisted quantum codes derived from one-generator quasi-twisted codes. (English) Zbl 07420819 Int. J. Theor. Phys. 60, No. 3, 1077-1089 (2021). MSC: 81P73 81P70 PDF BibTeX XML Cite \textit{Y. Yao} et al., Int. J. Theor. Phys. 60, No. 3, 1077--1089 (2021; Zbl 07420819) Full Text: DOI 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 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
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
Chruściński, Dariusz; Fujii, Ryohei; Kimura, Gen; Ohno, Hiromichi Constraints for the spectra of generators of quantum dynamical semigroups. (English) Zbl 1476.15008 Linear Algebra Appl. 630, 293-305 (2021). MSC: 15A15 15A60 81S22 PDF BibTeX XML Cite \textit{D. Chruściński} et al., Linear Algebra Appl. 630, 293--305 (2021; Zbl 1476.15008) Full Text: DOI arXiv 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 07399552 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 07399552) 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
Schouten-Straatman, W. M.; Hupkes, H. J. Exponential dichotomies for nonlocal differential operators with infinite range interactions. (English) Zbl 1479.34117 J. Differ. Equations 301, 353-427 (2021). MSC: 34K06 34K12 34K25 34D09 PDF BibTeX XML Cite \textit{W. M. Schouten-Straatman} and \textit{H. J. Hupkes}, J. Differ. Equations 301, 353--427 (2021; Zbl 1479.34117) Full Text: DOI arXiv OpenURL
Debnath, Sumit Kumar; Mesnager, Sihem; Dey, Kunal; Kundu, Nibedita Post-quantum secure inner product functional encryption using multivariate public key cryptography. (English) Zbl 1473.94094 Mediterr. J. Math. 18, No. 5, Paper No. 204, 15 p. (2021). MSC: 94A60 94A62 68M12 68P30 81P94 PDF BibTeX XML Cite \textit{S. K. Debnath} et al., Mediterr. J. Math. 18, No. 5, Paper No. 204, 15 p. (2021; Zbl 1473.94094) Full Text: DOI 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
Girela, Daniel Products of unbounded Bloch functions. (English) Zbl 1479.30024 Bastos, M. Amélia (ed.) et al., Operator theory, functional analysis and applications. Proceedings of the 30th international workshop on operator theory and its applications, IWOTA 2019, Lisbon, Portugal, July 22–26, 2019. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 282, 283-292 (2021). Reviewer: Oscar Blasco (València) MSC: 30D45 30H30 PDF BibTeX XML Cite \textit{D. Girela}, Oper. Theory: Adv. Appl. 282, 283--292 (2021; Zbl 1479.30024) Full Text: DOI arXiv 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 07384232 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 07384232) Full Text: DOI arXiv OpenURL