Edit Profile (opens in new tab) Gal, Sorin Gheorghe Co-Author Distance Author ID: gal.sorin-gheorghe Published as: Gal, Sorin G.; Gal, S. G.; Gal, Sorin Gh.; Gal, Sorin; Gal, S. Gh.; Gal, Sorin Gheorghe; Gal, G. Sorin more...less Homepage: https://galsorin239.wixsite.com/mysite External Links: MGP Documents Indexed: 319 Publications since 1981, including 10 Books and 7 Additional arXiv Preprints Reviewing Activity: 78 Reviews Co-Authors: 37 Co-Authors with 173 Joint Publications 937 Co-Co-Authors all top 5 Co-Authors 133 single-authored 38 Coroianu, Lucian C. 33 Anastassiou, George Angelos 20 Sabadini, Irene 16 Bede, Barnabás 16 Gupta, Vijay 15 Gal, Ciprian Gheorghe Sorin 11 Niculescu, Constantin P. 9 Ban, Adrian I. 7 Goldstein, Jerome Arthur 6 Iancu, Ionut T. 5 N’Guérékata, Gaston Mandata 5 Opris, Bogdan D. 4 Costarelli, Danilo 4 Fjelstad, Paul 4 Szabados, Jozsef 4 Trifa, Sorin 4 Vinti, Gianluca 3 González-Cervantes, José Óscar 3 Mahmudov, Nazim Idrisoglu 3 Vernescu, Andrei D. 2 Gonska, Heinz Herbert 1 Agratini, Octavian 1 Aral, Ali 1 Balaj, Mircea 1 Bascanbaz-Tunca, Gulen 1 Beg, Ismat 1 Çetin, Nursel 1 Diki, Kamal 1 Gal, Ciprin S. 1 Ganzburg, Michael Iosifovich 1 Greiner, Richard 1 Kacsó, Daniela P. 1 Kara, Mustafa 1 Mocanu, Petru T. 1 Muntean, Ioan 1 Mureşan, Sorin 1 Păltănea, Radu 1 Stănilă, Elena-Dorina 1 Tachev, Gancho T. 1 Verma, Durvesh Kumar 1 Villena, Armando R. all top 5 Serials 14 Studia Universitatis Babeș-Bolyai. Mathematica 13 Analele Universității din Oradea. Fascicola Matematică 12 Results in Mathematics 10 The Journal of Fuzzy Mathematics 9 Revue d’Analyse Numérique et de Théorie de l’Approximation 9 Journal of Computational Analysis and Applications 8 Fuzzy Sets and Systems 8 Advances in Applied Clifford Algebras 8 Complex Analysis and Operator Theory 7 Mathematica 7 Mediterranean Journal of Mathematics 7 Complex Variables and Elliptic Equations 6 Applied Mathematics and Computation 5 Computers & Mathematics with Applications 5 Journal of Concrete and Applicable Mathematics 4 Numerical Functional Analysis and Optimization 4 Electronic Journal of Differential Equations (EJDE) 4 Preprint. “Babeș-Bolyai” University. Faculty of Mathematics and Physics. Research Seminars 3 Journal of Mathematical Analysis and Applications 3 Mathematical Methods in the Applied Sciences 3 Demonstratio Mathematica 3 International Journal of Mathematics and Mathematical Sciences 3 Mathématica – Revue d’Analyse Numérique et de Théorie de l’Approximation. Mathématica 3 Publications de l’Institut Mathématique. Nouvelle Série 3 Revista de la Unión Matemática Argentina 3 Journal of Integral Equations and Applications 3 Bulletin Mathématique de la Société des Sciences Mathématiques de Roumanie. Nouvelle Série 3 Bulletin of the Belgian Mathematical Society - Simon Stevin 3 General Mathematics 3 Sampling Theory in Signal and Image Processing 3 Analysis in Theory and Applications 3 Carpathian Journal of Mathematics 3 Series on Concrete and Applicable Mathematics 3 Annals of the Academy of Romanian Scientists. Mathematics and its Applications 2 Annali di Matematica Pura ed Applicata. Serie Quarta 2 Calcolo 2 Journal of Approximation Theory 2 Mathematische Nachrichten 2 Mathematica Slovaca 2 Real Analysis Exchange 2 Rendiconti del Circolo Matemàtico di Palermo. Serie II 2 Studia Scientiarum Mathematicarum Hungarica 2 Studii și Cercetări Matematice 2 Rendiconti di Matematica e delle sue Applicazioni. Serie VII 2 Acta Mathematica Hungarica 2 Applied Mathematics Letters 2 Mathematica Balkanica. New Series 2 Filomat 2 Communications in Applied Analysis 2 Advances in Nonlinear Variational Inequalities 2 Computational Methods and Function Theory 2 Analysis and Applications (Singapore) 2 Cubo 2 Bulletin of the Institute of Mathematics. Academia Sinica. New Series 2 Journal of Applied Functional Analysis 2 Communications in Mathematical Analysis 2 Annali dell’Università di Ferrara. Sezione VII. Scienze Matematiche 2 Journal of Mathematical Analysis and Approximation Theory 2 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 2 Journal of Numerical Analysis and Approximation Theory 2 Constructive Mathematical Analysis 1 Applicable Analysis 1 Bulletin of the Australian Mathematical Society 1 Periodica Mathematica Hungarica 1 Revue Roumaine de Mathématiques Pures et Appliquées 1 Annales Polonici Mathematici 1 Archivum Mathematicum 1 Bulletin Mathématique de la Société des Sciences Mathématiques de la République Socialiste de Roumanie. Nouvelle Série 1 Commentationes Mathematicae Universitatis Carolinae 1 Journal of the Korean Mathematical Society 1 Matematički Vesnik 1 Numerische Mathematik 1 Semigroup Forum 1 Complex Variables. Theory and Application 1 Approximation Theory and its Applications 1 Journal of Applied Mathematics and Stochastic Analysis 1 Aequationes Mathematicae 1 Serdica 1 Notices of the American Mathematical Society 1 Indagationes Mathematicae. New Series 1 The Journal of Analysis 1 Topological Methods in Nonlinear Analysis 1 Turkish Journal of Mathematics 1 Random Operators and Stochastic Equations 1 Integral Transforms and Special Functions 1 Nonlinear Studies 1 Mathematical Communications 1 Positivity 1 Taiwanese Journal of Mathematics 1 Journal of Inequalities and Applications 1 “Babeș-Bolyai” University. Faculty of Mathematics and Computer Science. Research Seminars. Preprint 1 Mathematical Inequalities & Applications 1 Lobachevskii Journal of Mathematics 1 JIPAM. Journal of Inequalities in Pure & Applied Mathematics 1 Nonlinear Functional Analysis and Applications 1 Acta Mathematica Scientia. Series B. (English Edition) 1 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 1 Comptes Rendus. Mathématique. Académie des Sciences, Paris 1 Mathematical Reports 1 Proceedings of the Romanian Academy. Series A: Mathematics, Physics, Technical Sciences, Information Science ...and 10 more Serials all top 5 Fields 211 Approximations and expansions (41-XX) 106 Functions of a complex variable (30-XX) 32 Operator theory (47-XX) 30 Real functions (26-XX) 29 Measure and integration (28-XX) 19 Harmonic analysis on Euclidean spaces (42-XX) 11 Mathematical logic and foundations (03-XX) 11 Functional analysis (46-XX) 11 Probability theory and stochastic processes (60-XX) 9 Ordinary differential equations (34-XX) 9 Partial differential equations (35-XX) 8 General topology (54-XX) 8 Information and communication theory, circuits (94-XX) 5 Special functions (33-XX) 5 Abstract harmonic analysis (43-XX) 4 Integral transforms, operational calculus (44-XX) 4 Integral equations (45-XX) 4 Numerical analysis (65-XX) 3 History and biography (01-XX) 3 Several complex variables and analytic spaces (32-XX) 3 Sequences, series, summability (40-XX) 2 General and overarching topics; collections (00-XX) 2 Calculus of variations and optimal control; optimization (49-XX) 2 Biology and other natural sciences (92-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Convex and discrete geometry (52-XX) 1 Relativity and gravitational theory (83-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 204 Publications have been cited 1,959 times in 1,061 Documents Cited by ▼ Year ▼ Generalizations of the differentiability of fuzzy-number-valued functions with applications to fuzzy differential equations. Zbl 1061.26024 Bede, Barnabás; Gal, Sorin G. 381 2005 Almost periodic fuzzy-number-valued functions. Zbl 1053.42015 Bede, Barnabás; Gal, Sorin G. 79 2004 Approximation theory. Moduli of continuity and global smoothness preservation. Zbl 0937.41001 Anastassiou, George A.; Gal, Sorin G. 69 2000 Approximation by complex Bernstein and convolution type operators. Zbl 1237.41001 Gal, Sorin G. 69 2009 Shape-preserving approximation by real and complex polynomials. Zbl 1154.41002 Gal, Sorin G. 57 2008 Approximation theory in fuzzy setting. Zbl 0968.41018 Gal, Sorin G. 57 2000 Quadrature rules for integrals of fuzzy-number-valued functions. Zbl 1050.28009 Bede, Barnabás; Gal, Sorin G. 53 2004 On a fuzzy trigonometric approximation theorem of Weierstrass-type. Zbl 1004.42005 Anastassiou, George A.; Gal, Sorin G. 44 2001 Approximation by max-product type operators. Zbl 1358.41013 Bede, Barnabás; Coroianu, Lucian; Gal, Sorin G. 38 2016 Grüss and Grüss-Voronovskaya-type estimates for some Bernstein-type polynomials of real and complex variables. Zbl 1384.41004 Gal, Sorin G.; Gonska, Heiner 36 2015 Solutions of fuzzy differential equations based on generalized differentiability. Zbl 1200.34003 Bede, Barnabás; Gal, Sorin G. 33 2010 \(L^p\)-approximation by truncated max-product sampling operators of Kantorovich-type based on Fejér kernel. Zbl 1371.41016 Coroianu, Lucian; Gal, Sorin G. 32 2017 Approximation and shape preserving properties of the Bernstein operator of max-product kind. Zbl 1188.41016 Bede, Barnabás; Coroianu, Lucian; Gal, Sorin G. 23 2009 The max-product generalized sampling operators: convergence and quantitative estimates. Zbl 1428.41018 Coroianu, Lucian; Costarelli, Danilo; Gal, Sorin G.; Vinti, Gianluca 23 2019 Approximation by truncated max-product operators of Kantorovich-type based on generalized \((\phi,\psi)\)-kernels. Zbl 1405.41012 Coroianu, Lucian; Gal, Sorin G. 23 2018 Approximation by complex genuine durrmeyer type polynomials in compact disks. Zbl 1201.30041 Gal, Sorin G. 22 2010 Overconvergence in complex approximation. Zbl 1272.30001 Gal, Sorin G. 22 2013 Approximation by complex Bernstein-Durrmeyer polynomials in compact disks. Zbl 1207.30055 Anastassiou, George A.; Gal, S. G. 20 2010 Approximation by nonlinear generalized sampling operators of max-product kind. Zbl 1228.41015 Coroianu, Lucian; Gal, Sorin G. 20 2010 Quantitative estimates for a new complex Durrmeyer operator in compact disks. Zbl 1250.30031 Gal, Sorin G.; Gupta, Vijay 20 2011 Approximation by max-product sampling operators based on sinc-type kernels. Zbl 1346.94074 Coroianu, Lucian; Gal, Sorin G. 20 2011 Quaternionic approximation. With application to slice regular functions. Zbl 1432.30034 Gal, Sorin G.; Sabadini, Irene 18 2019 Voronovskaja’s theorem and iterations for complex Bernstein polynomials in compact disks. Zbl 1185.30039 Gal, Sorin G. 17 2008 Saturation results for the truncated max-product sampling operators based on sinc and Fejér-type kernels. Zbl 1346.41004 Coroianu, Lucian; Gal, Sorin G. 17 2012 Two-dimensional geometries, topologies, trigonometries and physics generated by complex-type numbers. Zbl 1052.83004 Fjelstad, Paul; Gal, Sorin G. 16 2001 Geometric and approximation properties of generalized singular integrals in the unit disk. Zbl 1107.30029 Anastassiou, George A.; Gal, Sorin G. 16 2006 Approximation by polynomials on quaternionic compact sets. Zbl 1348.30028 Gal, S. G.; Sabadini, I. 16 2015 Approximation by a Durrmeyer-type operator in compact disks. Zbl 1254.30041 Gal, Sorin G.; Gupta, Vijay 16 2011 Approximation by a complex \(q\)-Durrmeyer type operator. Zbl 1302.30046 Gal, Sorin G.; Gupta, Vijay; Mahmudov, Nazim I. 15 2012 Approximation of fuzzy numbers by max-product Bernstein operators. Zbl 1335.03050 Coroianu, Lucian; Gal, Sorin G.; Bede, Barnabás 15 2014 Approximation by complex Bernstein-Schurer and Kantorovich-Schurer polynomials in compact disks. Zbl 1189.41002 Anastassiou, George A.; Gal, Sorin G. 15 2009 Approximation by nonlinear Bernstein and Favard-Szász-Mirakjan operators of max-product kind. Zbl 1197.41017 Bede, Barnabás; Gal, Sorin G. 14 2010 Classes of functions with improved estimates in approximation by the max-product Bernstein operator. Zbl 1226.41007 Coroianu, Lucian; Gal, Sorin G. 14 2011 \(n\)-dimensional hyperbolic complex numbers. Zbl 0937.30029 Fjelstad, Paul; Gal, Sorin G. 14 1998 Approximation by max-product sampling Kantorovich operators with generalized kernels. Zbl 1464.41004 Coroianu, Lucian; Costarelli, Danilo; Gal, Sorin G.; Vinti, Gianluca 14 2021 Approximation and geometric properties of complex Favard-Szász-Mirakjan operators in compact disks. Zbl 1155.41303 Gal, Sorin G. 13 2008 Semigroups of operator on spaces of fuzzy-number-valued functions with applications to fuzzy differential equations. Zbl 1095.47059 Gal, Ciprin S.; Gal, Sorin G. 12 2005 Saturation and inverse results for the Bernstein max-product operator. Zbl 1340.41034 Coroianu, Lucian; Gal, Sorin G. 12 2014 Approximation and shape preserving properties of the nonlinear Meyer-König and Zeller operator of max-product kind. Zbl 1197.41015 Bede, Barnabás; Coroianu, Lucian; Gal, Sorin G. 12 2010 Geometric and approximation properties of some singular integrals in the unit disk. Zbl 1193.42075 Anastassiou, George A.; Gal, Sorin G. 11 2006 Approximation by a nonlinear Cardaliaguet-Euvrard neural network operator of max-product kind. Zbl 1232.41020 Anastassiou, George A.; Coroianu, Lucian; Gal, Sorin G. 11 2010 Approximation by complex Bernstein-stancu polynomials in compact disks. Zbl 1181.30023 Gal, Sorin G. 11 2009 Exact orders in simultaneous approximation by complex Bernstein–Stancu polynomials. Zbl 1199.30227 Gal, Sorin G. 11 2008 Uniform and pointwise quantitative approximation by Kantorovich-Choquet type integral operators with respect to monotone and submodular set functions. Zbl 1376.41018 Gal, Sorin G. 11 2017 Approximation and shape preserving properties of the nonlinear Favard-Szász-Mirakjan operator of max-product kind. Zbl 1265.41039 Bede, Bernabás; Coroianu, Lucian; Gal, Sorin G. 11 2010 Approximation by complex Bernstein–Kantorovich and Stancu–Kantorovich polynomials and their iterates in cimpact disks. Zbl 1212.30129 Gal, Sorin G. 10 2008 Remark on the degree of approximation of continuous functions by singular integrals. Zbl 0808.42004 Gal, S. G. 10 1993 On some geometric properties of slice regular functions of a quaternion variable. Zbl 1325.30046 Gal, Sorin G.; González-Cervantes, J. Oscar; Sabadini, Irene 10 2015 On Bernstein and Erdős-Lax’s inequalities for quaternionic polynomials. (Sur les inégalités de Bernstein et de Erdős-Las pour les polynômes.) Zbl 1306.30020 Gal, Sorin G.; Sabadini, Irene 10 2015 Approximation by max-product operators of Kantorovich type. Zbl 1438.41024 Coroianu, Lucian; Gal, Sorin G. 10 2019 Degree of approximation of continuous functions by some singular integrals. Zbl 1007.41009 Gal, Sorin G. 9 1998 Uniform and pointwise convergence of Bernstein-Durrmeyer operators with respect to monotone and submodular set functions. Zbl 1305.41028 Gal, Sorin G.; Opris, Bogdan D. 9 2015 Evolution equations with real time variable and complex spatial variables. Zbl 1155.47040 Gal, Ciprian G.; Gal, Sorin G.; Goldstein, Jerome A. 9 2008 Convolution-type integral operators in complex approximation. Zbl 1011.30031 Gal, Sorin G. 9 2001 Polynomial approximation in slice regular Fock spaces. Zbl 1445.30024 Diki, Kamal; Gal, Sorin G.; Sabadini, Irene 9 2019 A nonlinear extension of Korovkin’s theorem. Zbl 1508.41008 Gal, Sorin G.; Niculescu, Constantin P. 9 2020 Quantitative estimates in uniform and pointwise approximation by Bernstein-Durrmeyer-Choquet operators. Zbl 1399.41043 Gal, Sorin G.; Trifa, Sorin 9 2017 Semigroups of linear operators on \(p\)-Fréchet spaces, \(0<p<1\). Zbl 1127.47039 Gal, S. G.; Goldstein, J. A. 8 2007 Approximation by complex Bernstein-Durrmeyer polynomials with Jacobi weights in compact disks. Zbl 1254.30040 Gal, Sorin G. 8 2010 Approximation of analytic functions without exponential growth conditions by complex Favard-Szász-Mirakjan operators. Zbl 1207.30056 Gal, Sorin G. 8 2010 Convergence of generalized singular integrals to the unit, multivariate case. Zbl 0979.41010 Anastassiou, George A.; Gal, Sorin G. 8 2000 Convergence of generalized singular integrals to the unit, univariate case. Zbl 0972.41012 Anastassiou, George A.; Gal, Sorin G. 8 2000 Quantitative estimates in \(L^{p}\)-approximation by Bernstein-Durrmeyer-Choquet operators with respect to distorted Borel measures. Zbl 1379.41018 Gal, Sorin G.; Trifa, Sorin 8 2017 Localization results for the non-truncated max-product sampling operators based on Fejér and sinc-type kernels. Zbl 1347.41027 Coroianu, Lucian; Gal, Sorin G. 8 2016 Approximation by Choquet integral operators. Zbl 1342.41027 Gal, Sorin G. 8 2016 Approximation by complex Baskakov-Stancu operators in compact disks. Zbl 1254.30042 Gal, Sorin G.; Gupta, Vijay; Verma, D. K. 8 2012 Approximation by multivariate max-product Kantorovich-type operators and learning rates of least-squares regularized regression. Zbl 1472.41011 Coroianu, Lucian; Costarelli, Danilo; Gal, Sorin G.; Vinti, Gianluca 8 2020 Approximation and shape preserving properties of the nonlinear Bleimann-Butzer-Hahn operators of max-product kind. Zbl 1224.41060 Bede, B.; Coroianu, L.; Gal, S. G. 7 2010 Approximation and shape preserving properties of the nonlinear Baskakov operator of max-product kind. Zbl 1240.41040 Bede, Barnabás; Coroianu, Lucian; Gal, Sorin G. 7 2010 Approximation in compact sets by \(q\)-Stancu-Faber polynomials. Zbl 1222.41008 Gal, Sorin G. 7 2011 Degree of approximation of fuzzy mappings by fuzzy polynomials. Zbl 0859.41030 Gal, S. G. 7 1994 Almost automorphic functions in Frechet spaces and applications to differential equations. Zbl 1085.43004 Gal, Ciprian S.; Gal, Sorin G.; N’Guerekata, Gaston M. 7 2005 Approximation by truncated Favard-Szász-Mirakjan operator of max-product kind. Zbl 1223.41011 Bede, Barnabás; Coroianu, Lucian; Gal, Sorin G. 7 2011 Evolution equations with a complex spatial variable. Zbl 1332.35003 Gal, Ciprian G.; Gal, Sorin G.; Goldstein, Jerome A. 7 2014 Approximation in compact balls by convolution operators of quaternion and paravector variable. Zbl 1279.30052 Gal, Sorin G.; Sabadini, Irene 7 2013 Approximation by certain integrated Bernstein-type operator in compact disks. Zbl 1257.30032 Gal, Sorin G.; Gupta, Vijay 7 2012 A new look at Popoviciu’s concept of convexity for functions of two variables. Zbl 1423.26025 Gal, Sorin G.; Niculescu, Constantin P. 7 2019 Partial shape preserving approximation by bivariate Hermite-Fejér polynomials. Zbl 0982.41010 Anastassiou, G. A.; Gal, S. G. 6 2001 Almost automorphic fuzzy-number-valued functions. Zbl 1093.42009 Gal, Sorin G.; N’Guérékata, Gaston M. 6 2005 Univalence results for slice regular functions of a quaternion variable. Zbl 1325.30045 Gal, Sorin G.; González-Cervantes, J. Oscar; Sabadini, Irene 6 2015 Approximation by complex Durrmeyer type operators in compact disks. Zbl 1311.30011 Gal, S. G.; Gupta, Vijay 6 2014 Quantitative estimates for \(L^p\)-approximation by Bernstein-Kantorovich-Choquet polynomials with respect to distorted Lebesgue measures. Zbl 1463.41038 Gal, Sorin G.; Trifa, Sorin 6 2019 Choquet operators associated to vector capacities. Zbl 1496.47078 Gal, Sorin G.; Niculescu, Constantin P. 6 2021 Voronovskaja’s theorem, shape preserving properties and iterations for complex \(q\)-Bernstein polynomials. Zbl 1274.30148 Gal, Sorin G. 6 2011 Approximation by complex \(q\)-Szász-Kantorovich operators in compact disks, \(q>1\). Zbl 1286.41004 Gal, Sorin G.; Mahmudov, Nazim I.; Kara, Mustafa 6 2013 Localization results for the Bernstein MAX-product operator. Zbl 1410.41019 Coroianu, Lucian; Gal, Sorin G. 6 2014 On the Weierstras’ approximation theorems. (Sur les théorèmes d’approximation de Weierstrass.) Zbl 0488.41005 Gal, Sorin Gh. 5 1981 Approximation by nonlinear Hermite-Fejér interpolation operators of max-product kind of Chebyshev nodes. Zbl 1240.41002 Coroianu, Lucian; Gal, Sorin G. 5 2010 Exact orders in simultaneous approximation by complex Bernstein polynomials. Zbl 1177.30049 Gal, Sorin G. 5 2009 Quantitative approximations by convolution polynomials in Bergman spaces. Zbl 1390.30057 Gal, Sorin G. 5 2018 Approximation by polynomials in Bergman spaces of slice regular functions in the unit ball. Zbl 1388.30072 Gal, S. G.; Sabadini, I. 5 2018 On the defect of additivity of fuzzy measures. Zbl 1005.28014 Ban, A. I.; Gal, S. G. 5 2002 Approximation by the complex form of a link operator between the Phillips and the Szász-Mirakjan operators. Zbl 1317.30053 Gal, Sorin G.; Gupta, Vijay 5 2015 On a Choquet-Stieltjes type integral on intervals. Zbl 1498.28003 Gal, Sorin G. 5 2019 Localization results for the Meyer-König and Zeller MAX-product operator. Zbl 1277.41005 Coroianu, Lucian; Gal, Sorin G. 5 2013 A note on the Choquet type operators. Zbl 1473.41003 Gal, Sorin G.; Niculescu, Constantin P. 5 2021 Nonlinear versions of Korovkin’s abstract theorems. Zbl 1497.41023 Gal, Sorin G.; Niculescu, Constantin P. 5 2022 Approximation with an arbitrary order by modified Baskakov type operators. Zbl 1410.41032 Gal, Sorin G.; Opris, Bogdan D. 5 2015 Quantitative approximation by nonlinear Picard-Choquet, Gauss-Weierstrass-Choquet and Poisson-Cauchy-Choquet singular integrals. Zbl 1400.41016 Gal, Sorin G. 5 2018 Wave and telegraph equations with real time variable and complex spatial variables. Zbl 1251.47038 Gal, Ciprian G.; Gal, Sorin G.; Goldstein, Jerome A. 4 2012 Korovkin-type theorems for weakly nonlinear and monotone operators. Zbl 1524.41043 Gal, Sorin G.; Niculescu, Constantin P. 2 2023 Approximation by convolution polyanalytic operators in the complex and quaternionic compact unit balls. Zbl 1515.30090 Gal, Sorin G.; Sabadini, Irene 2 2023 Nonlinear versions of Korovkin’s abstract theorems. Zbl 1497.41023 Gal, Sorin G.; Niculescu, Constantin P. 5 2022 Density of polyanalytic polynomials in complex and quaternionic polyanalytic weighted Bergman spaces. Zbl 1526.30063 Gal, Sorin G.; Sabadini, Irene 1 2022 Approximation by max-product sampling Kantorovich operators with generalized kernels. Zbl 1464.41004 Coroianu, Lucian; Costarelli, Danilo; Gal, Sorin G.; Vinti, Gianluca 14 2021 Choquet operators associated to vector capacities. Zbl 1496.47078 Gal, Sorin G.; Niculescu, Constantin P. 6 2021 A note on the Choquet type operators. Zbl 1473.41003 Gal, Sorin G.; Niculescu, Constantin P. 5 2021 On the inequalities of Turán, Bernstein and Erdős-Lax in quaternionic setting. Zbl 1476.30158 Coroianu, Lucian; Gal, Sorin G. 3 2021 Connections between the approximation orders of positive linear operators and their max-product counterparts. Zbl 1483.41007 Coroianu, Lucian; Costarelli, Danilo; Gal, Sorin G.; Vinti, Gianluca 2 2021 Approximation of random functions by stochastic Bernstein polynomials in capacity spaces. Zbl 1488.60135 Gal, Sorin G.; Niculescu, Constantin P. 1 2021 Approximation by max-product operators of Kantorovich type. Zbl 1496.41010 Coroianu, Lucian; Gal, Sorin G. 1 2021 Grüss and Grüss-Voronovskaya-type estimates for complex convolution polynomial operators. Zbl 1488.41033 Gal, Sorin G.; Iancu, Ionut T. 1 2021 A nonlinear extension of Korovkin’s theorem. Zbl 1508.41008 Gal, Sorin G.; Niculescu, Constantin P. 9 2020 Approximation by multivariate max-product Kantorovich-type operators and learning rates of least-squares regularized regression. Zbl 1472.41011 Coroianu, Lucian; Costarelli, Danilo; Gal, Sorin G.; Vinti, Gianluca 8 2020 Polynomial approximation in quaternionic Bloch and Besov spaces. Zbl 1455.30039 Gal, Sorin G.; Sabadini, Irene 4 2020 Quantitative approximation by nonlinear convolution operators of Landau-Choquet type. Zbl 1488.41050 Gal, Sorin G.; Iancu, Ionuţ T. 2 2020 Correction to: “Quantitative approximation by nonlinear Picard-Choquet, Gauss-Weierstrass-Choquet and Poisson-Cauchy-Choquet singular integrals”. Zbl 1457.41014 Gal, Sorin G. 2 2020 Quantitative approximation by nonlinear Angheluţă-Choquet singular integrals. Zbl 1499.41060 Gal, Sorin G.; Iancu, Ionuţ T. 2 2020 Semi-discrete quantitative Voronovskaya-type theorems for positive linear operators. Zbl 1448.41019 Gal, Sorin G. 1 2020 Approximation by polynomial possibilistic integral operators. Zbl 1474.41051 Gal, Sorin G. 1 2020 The max-product generalized sampling operators: convergence and quantitative estimates. Zbl 1428.41018 Coroianu, Lucian; Costarelli, Danilo; Gal, Sorin G.; Vinti, Gianluca 23 2019 Quaternionic approximation. With application to slice regular functions. Zbl 1432.30034 Gal, Sorin G.; Sabadini, Irene 18 2019 Approximation by max-product operators of Kantorovich type. Zbl 1438.41024 Coroianu, Lucian; Gal, Sorin G. 10 2019 Polynomial approximation in slice regular Fock spaces. Zbl 1445.30024 Diki, Kamal; Gal, Sorin G.; Sabadini, Irene 9 2019 A new look at Popoviciu’s concept of convexity for functions of two variables. Zbl 1423.26025 Gal, Sorin G.; Niculescu, Constantin P. 7 2019 Quantitative estimates for \(L^p\)-approximation by Bernstein-Kantorovich-Choquet polynomials with respect to distorted Lebesgue measures. Zbl 1463.41038 Gal, Sorin G.; Trifa, Sorin 6 2019 On a Choquet-Stieltjes type integral on intervals. Zbl 1498.28003 Gal, Sorin G. 5 2019 Quantitative approximation by Stancu-Durrmeyer-Choquet-Šipoš operators. Zbl 1505.41016 Gal, Sorin G. 4 2019 Fredholm-Choquet integral equations. Zbl 1444.45002 Gal, Sorin G. 3 2019 Volterra-Choquet integral equations. Zbl 1443.45002 Gal, Sorin G. 2 2019 Kantorovich’s mass transport problem for capacities. Zbl 1474.49092 Gal, Sorin G.; Niculescu, Constantin P. 1 2019 On the Turán inequality for quaternionic polynomials. Zbl 1427.30075 Gal, Sorin G.; Sabadini, Irene 1 2019 Approximation by truncated max-product operators of Kantorovich-type based on generalized \((\phi,\psi)\)-kernels. Zbl 1405.41012 Coroianu, Lucian; Gal, Sorin G. 23 2018 Quantitative approximations by convolution polynomials in Bergman spaces. Zbl 1390.30057 Gal, Sorin G. 5 2018 Approximation by polynomials in Bergman spaces of slice regular functions in the unit ball. Zbl 1388.30072 Gal, S. G.; Sabadini, I. 5 2018 Quantitative approximation by nonlinear Picard-Choquet, Gauss-Weierstrass-Choquet and Poisson-Cauchy-Choquet singular integrals. Zbl 1400.41016 Gal, Sorin G. 5 2018 Shape preserving properties and monotonicity properties of the sequence of Choquet type integral operators. Zbl 1463.41032 Gal, Sorin G. 3 2018 The Choquet integral in capacity. Zbl 1400.28005 Gal, Sorin G. 1 2018 \(L^p\)-approximation by truncated max-product sampling operators of Kantorovich-type based on Fejér kernel. Zbl 1371.41016 Coroianu, Lucian; Gal, Sorin G. 32 2017 Uniform and pointwise quantitative approximation by Kantorovich-Choquet type integral operators with respect to monotone and submodular set functions. Zbl 1376.41018 Gal, Sorin G. 11 2017 Quantitative estimates in uniform and pointwise approximation by Bernstein-Durrmeyer-Choquet operators. Zbl 1399.41043 Gal, Sorin G.; Trifa, Sorin 9 2017 Quantitative estimates in \(L^{p}\)-approximation by Bernstein-Durrmeyer-Choquet operators with respect to distorted Borel measures. Zbl 1379.41018 Gal, Sorin G.; Trifa, Sorin 8 2017 Heat and Laplace type equations with complex spatial variables in weighted Bergman spaces. Zbl 06785396 Gal, Ciprian G.; Gal, Sorin G. 2 2017 Feller’s scheme in approximation by nonlinear possibilistic integral operators. Zbl 1364.41013 Coroianu, Lucian; Gal, Sorin G.; Opris, Bogdan D.; Trifa, Sorin 2 2017 Approximation by max-product type operators. Zbl 1358.41013 Bede, Barnabás; Coroianu, Lucian; Gal, Sorin G. 38 2016 Localization results for the non-truncated max-product sampling operators based on Fejér and sinc-type kernels. Zbl 1347.41027 Coroianu, Lucian; Gal, Sorin G. 8 2016 Approximation by Choquet integral operators. Zbl 1342.41027 Gal, Sorin G. 8 2016 Approximation of analytic functions with an arbitrary order by generalized Baskakov-Faber operators in compact sets. Zbl 1332.30057 Gal, Sorin G.; Opris, Bogdan D. 2 2016 Approximation by complex Lupaş-Durrmeyer polynomials based on Polya distribution. Zbl 1381.41012 Gal, S. G.; Gupta, V. 1 2016 Grüss and Grüss-Voronovskaya-type estimates for some Bernstein-type polynomials of real and complex variables. Zbl 1384.41004 Gal, Sorin G.; Gonska, Heiner 36 2015 Approximation by polynomials on quaternionic compact sets. Zbl 1348.30028 Gal, S. G.; Sabadini, I. 16 2015 On some geometric properties of slice regular functions of a quaternion variable. Zbl 1325.30046 Gal, Sorin G.; González-Cervantes, J. Oscar; Sabadini, Irene 10 2015 On Bernstein and Erdős-Lax’s inequalities for quaternionic polynomials. (Sur les inégalités de Bernstein et de Erdős-Las pour les polynômes.) Zbl 1306.30020 Gal, Sorin G.; Sabadini, Irene 10 2015 Uniform and pointwise convergence of Bernstein-Durrmeyer operators with respect to monotone and submodular set functions. Zbl 1305.41028 Gal, Sorin G.; Opris, Bogdan D. 9 2015 Univalence results for slice regular functions of a quaternion variable. Zbl 1325.30045 Gal, Sorin G.; González-Cervantes, J. Oscar; Sabadini, Irene 6 2015 Approximation by the complex form of a link operator between the Phillips and the Szász-Mirakjan operators. Zbl 1317.30053 Gal, Sorin G.; Gupta, Vijay 5 2015 Approximation with an arbitrary order by modified Baskakov type operators. Zbl 1410.41032 Gal, Sorin G.; Opris, Bogdan D. 5 2015 Approximation of analytic functions by generalized Favard-Szász-Mirakjan-Faber operators in compact sets. Zbl 1323.30045 Gal, Sorin G. 4 2015 Arakelian’s approximation theorem of Runge type in the hypercomplex setting. Zbl 1311.30032 Gal, Sorin G.; Sabadini, Irene 3 2015 Approximation by complex Szász-Mirakyan-Stancu-Durrmeyer operators in compact disks under exponential growth. Zbl 1474.30248 Gal, Sorin G.; Gupta, Vijay 3 2015 Approximation by complex Baskakov-Szász-Durrmeyer operators in compact disks. Zbl 1349.30124 Gal, Sorin G.; Gupta, Vijay 2 2015 Universality properties of the quaternionic power series and entire functions. Zbl 1318.30081 Gal, Sorin G.; Sabadini, Irene 1 2015 Approximation of fuzzy numbers by max-product Bernstein operators. Zbl 1335.03050 Coroianu, Lucian; Gal, Sorin G.; Bede, Barnabás 15 2014 Saturation and inverse results for the Bernstein max-product operator. Zbl 1340.41034 Coroianu, Lucian; Gal, Sorin G. 12 2014 Evolution equations with a complex spatial variable. Zbl 1332.35003 Gal, Ciprian G.; Gal, Sorin G.; Goldstein, Jerome A. 7 2014 Approximation by complex Durrmeyer type operators in compact disks. Zbl 1311.30011 Gal, S. G.; Gupta, Vijay 6 2014 Localization results for the Bernstein MAX-product operator. Zbl 1410.41019 Coroianu, Lucian; Gal, Sorin G. 6 2014 Approximation with an arbitrary order by generalized Szász-Mirakjan operators. Zbl 1349.41038 Gal, Sorin G. 4 2014 A possibilistic approach of the max-product Bernstein kind operators. Zbl 1293.41010 Gal, Sorin G. 4 2014 Walsh equiconvergence theorems in the quaternionic setting. Zbl 1301.30047 Gal, Sorin G.; Sabadini, Irene 1 2014 Approximation by complex Phillips-Stancu operators in compact disks under exponential growth conditions. Zbl 1302.41026 Gal, Sorin G.; Gupta, Vijay 1 2014 Approximations by complex Szász-Durrmeyer operators in compact disks. Zbl 1324.41017 Gal, Sorin G.; Gupta, Vijay 1 2014 Carleman type approximation theorem in the quaternionic setting and applications. Zbl 1302.30065 Gal, Sorin G.; Sabadini, Irene 1 2014 Overconvergence in complex approximation. Zbl 1272.30001 Gal, Sorin G. 22 2013 Approximation in compact balls by convolution operators of quaternion and paravector variable. Zbl 1279.30052 Gal, Sorin G.; Sabadini, Irene 7 2013 Approximation by complex \(q\)-Szász-Kantorovich operators in compact disks, \(q>1\). Zbl 1286.41004 Gal, Sorin G.; Mahmudov, Nazim I.; Kara, Mustafa 6 2013 Localization results for the Meyer-König and Zeller MAX-product operator. Zbl 1277.41005 Coroianu, Lucian; Gal, Sorin G. 5 2013 Approximation by complex beta operators of first kind in strips of compact disks. Zbl 1266.30021 Gal, Sorin G.; Gupta, Vijay 3 2013 Localization results for the Lagrange max-product interpolation operator based on equidistant knots. Zbl 1313.41003 Coroianu, Lucian; Gal, Sorin G. 1 2013 The lower estimate for Bernstein operator. Zbl 1318.41005 Gal, Sorin G.; Tachev, Ganchov T. 1 2013 Burgers and Black-Merton-Scholes equations with real time variable and complex spatial variable. Zbl 1288.47038 Gal, Ciprian G.; Gal, Sorin G.; Goldstein, Jerome A. 1 2013 Saturation results for the truncated max-product sampling operators based on sinc and Fejér-type kernels. Zbl 1346.41004 Coroianu, Lucian; Gal, Sorin G. 17 2012 Approximation by a complex \(q\)-Durrmeyer type operator. Zbl 1302.30046 Gal, Sorin G.; Gupta, Vijay; Mahmudov, Nazim I. 15 2012 Approximation by complex Baskakov-Stancu operators in compact disks. Zbl 1254.30042 Gal, Sorin G.; Gupta, Vijay; Verma, D. K. 8 2012 Approximation by certain integrated Bernstein-type operator in compact disks. Zbl 1257.30032 Gal, Sorin G.; Gupta, Vijay 7 2012 Wave and telegraph equations with real time variable and complex spatial variables. Zbl 1251.47038 Gal, Ciprian G.; Gal, Sorin G.; Goldstein, Jerome A. 4 2012 Voronovskaja-type results in compact disks for quaternion \(q\)-Bernstein operators, \(q\geq 1\). Zbl 1282.41005 Gal, Sorin G. 4 2012 Approximation by quaternion \(q\)-Bernstein polynomials, \(q > 1\). Zbl 1259.41029 Gal, Sorin G. 3 2012 Approximation by complex \(q\)-Lorentz polynomials, \(q>1\). Zbl 1274.30147 Gal, Sorin G. 3 2012 Differentiated generalized Voronovskaja’s theorem in compact disks. Zbl 1257.30031 Gal, Sorin G. 1 2012 Global smoothness preservation by some nonlinear max-product operators. Zbl 1289.41001 Coroianu, Lucian; Gal, Sorin G. 1 2012 Saturation results for the Lagrange max-product interpolation operator based on equidistant knots. Zbl 1299.41054 Coroianu, Lucian; Gal, Sorin G. 1 2012 Quantitative estimates for a new complex Durrmeyer operator in compact disks. Zbl 1250.30031 Gal, Sorin G.; Gupta, Vijay 20 2011 Approximation by max-product sampling operators based on sinc-type kernels. Zbl 1346.94074 Coroianu, Lucian; Gal, Sorin G. 20 2011 Approximation by a Durrmeyer-type operator in compact disks. Zbl 1254.30041 Gal, Sorin G.; Gupta, Vijay 16 2011 Classes of functions with improved estimates in approximation by the max-product Bernstein operator. Zbl 1226.41007 Coroianu, Lucian; Gal, Sorin G. 14 2011 Approximation in compact sets by \(q\)-Stancu-Faber polynomials. Zbl 1222.41008 Gal, Sorin G. 7 2011 Approximation by truncated Favard-Szász-Mirakjan operator of max-product kind. Zbl 1223.41011 Bede, Barnabás; Coroianu, Lucian; Gal, Sorin G. 7 2011 Voronovskaja’s theorem, shape preserving properties and iterations for complex \(q\)-Bernstein polynomials. Zbl 1274.30148 Gal, Sorin G. 6 2011 Approximation by max-product Lagrange interpolation operators. Zbl 1249.41002 Coroianu, Lucian; Gal, Sorin G. 3 2011 ...and 104 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 1,055 Authors 80 Gal, Sorin Gheorghe 46 Allahviranloo, Tofigh 41 Costarelli, Danilo 37 Vinti, Gianluca 36 Anastassiou, George Angelos 31 Gupta, Vijay 26 Chalco-Cano, Yurilev 25 Salahshour, Soheil 21 Ezzati, Reza 20 Coroianu, Lucian C. 20 Khastan, Alireza 18 Agrawal, Purshottam Narain 18 Ngo Van Hoa 18 Rodríguez-López, Rosana 17 Bede, Barnabás 17 Sabadini, Irene 16 Ahmadian, Ali 16 De Barros, Laécio Carvalho 16 Duman, Oktay 16 Ziari, Shokrollah 15 Abbasbandy, Saeid 15 Gong, Zengtai 15 Mahmudov, Nazim Idrisoglu 13 Bica, Alexandru Mihai 13 Mantellini, Ilaria 12 Băleanu, Dumitru I. 12 Bardaro, Carlo 12 İspir, Nurhayat 10 Acar, Tuncer 10 Braha, Naim Latif 10 Esmi, Estevão Laureano 10 Fard, Omid Solaymani 10 Mursaleen, Mohammad 10 Nieto Roig, Juan Jose 10 Román-Flores, Heriberto E. 9 Angeloni, Laura 9 Colombo, Fabrizio 9 Kajla, Arun 9 Melliani, Said 9 Nguyen Dinh Phu 9 Shen, Yonghong 9 Son, Nguyen Thi Kim 8 Agarwal, Ravi P. 8 Çetin, Nursel 8 Kadak, Ugur 8 O’Regan, Donal 8 Rufián-Lizana, Antonio 8 Shao, Yabin 8 Trynin, Aleksandr Yur’evich 8 Vu, Ho 7 Agratini, Octavian 7 Alikhani, Robab 7 Arqub, Omar Abu 7 Lodwick, Weldon Alexander 7 Long, Hoang Viet 7 Mondal, Sankar Prasad 7 Osuna-Gómez, Rafaela 7 Qiu, Dong 6 Al-Smadi, Mohammed H. 6 Aral, Ali 6 Armand, Atefeh 6 Bahrami, Fariba 6 Chadli, Lalla Saadia 6 Goyal, Meenu 6 Lupulescu, Vasile 6 Malinowski, Marek T. 6 Mezei, Razvan A. 6 Niculescu, Constantin P. 6 Ren, Guangbin 6 Sadatrasoul, S. M. 6 Srivastava, Hari Mohan 6 Stefanini, Luciano 6 Yavuz, Enes 6 Yıldız Özkan, Esma 5 Acu, Ana Maria 5 Akram, Muhammad 5 Amrahov, Sahin Emrah 5 Bidgoli, Tayebeh Aliabdoli 5 Doğru, Ogün 5 Dong, Nguyen Phuong 5 Gal, Ciprian Gheorghe Sorin 5 Gasilov, Nizami A. 5 Ghosh, Debdas 5 Gökçer, Türkan Yeliz 5 Mohiuddine, Syed Abdul 5 Najariyan, Marzieh 5 Ostrovska, Sofiya 5 Pedrycz, Witold 5 Popescu, Constantin 5 Samadpour Khalifeh Mahaleh, Vahid 5 Santo Pedro, Francielle 5 Suleiman, Mohamed Bin 5 Verma, Saurabh 5 Vijender, Nallapu 5 Xu, Zhenghua 5 Yu, Dansheng 4 Ahmad, Bakhtiar 4 Arif, Muhammad 4 Bisi, Cinzia 4 Della Vecchia, Biancamaria ...and 955 more Authors all top 5 Cited in 237 Serials 123 Fuzzy Sets and Systems 50 Soft Computing 41 Results in Mathematics 36 Information Sciences 30 Advances in Difference Equations 25 Computational and Applied Mathematics 24 Applied Mathematics and Computation 23 Computers & Mathematics with Applications 22 Advances in Applied Clifford Algebras 19 Complex Analysis and Operator Theory 18 Abstract and Applied Analysis 18 Journal of Intelligent and Fuzzy Systems 15 Numerical Functional Analysis and Optimization 15 Journal of Inequalities and Applications 13 Journal of Mathematical Analysis and Applications 13 Mediterranean Journal of Mathematics 13 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. 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