Edit Profile (opens in new tab) Sivakumar, Koratti Chengalrayan Co-Author Distance Author ID: sivakumar.koratti-chengalrayan Published as: Sivakumar, K. C.; Sivakumar, Koratti Chengalrayan; Sivakumar, Koratti C. more...less External Links: MGP · Math-Net.Ru Documents Indexed: 103 Publications since 1995, including 1 Book and 7 Additional arXiv Preprints 3 Contributions as Editor Reviewing Activity: 305 Reviews Co-Authors: 51 Co-Authors with 94 Joint Publications 577 Co-Co-Authors all top 5 Co-Authors 11 single-authored 10 Choudhury, Projesh Nath 6 Chatterjee, Manami 6 Kurmayya, Tamminana 5 Bisht, Kavita 5 Jose, Shani 5 Kamaraj, K. 5 Kulkarni, Sudhir Hanmantrao 5 Mishra, Debasisha 5 Nandi, Raju 5 Rajesh Kannan, M. 5 Tsatsomeros, Michael J. 4 Jayaraman, Sachindranath 4 Kalauch, Anke 4 Lavanya, S. R. 4 Mondal, Samir 4 Premakumari, K. 4 Sushmitha, P. 3 Jeyaraman, I. 3 Ramanathan, Kiruthika 3 Shivakumar, Pappur N. 2 Furtado, Susana 2 Gowda, Muddappa Seetharama 2 Kannan, Rajesh M. 2 Mcdonald, Judith Joanne 2 Mercy Swarna, J. 2 Sushama, Agarwal N. 2 Sushama, Agrawal N. 2 Wendler, Megan 2 Zhang, Yang 1 Appi Reddy, K. 1 Baksalary, Oskar Maria 1 Bueno Cachadina, Maria Isabel 1 da Fonseca, Carlos Martins 1 Eagambaram, N. 1 G., Ravindran 1 Meenakshi, Ar. 1 Mohan, Usha 1 Murthy, G. Sri Rama Chandra 1 Parameswaran, Sushmitha 1 Prakaash, A. S. 1 Priya, K. Kranthi 1 Psarrakos, Panayiotis J. 1 Ramesh, Golla 1 Ravindran, Gomatam 1 Saranya, C. R. 1 Singh, Ajit Iqbal 1 Song, Yoon Jung 1 Swarna, J. M. 1 Trenkler, Götz 1 Vetrivel, V. 1 Weber, Martin R. 1 Wendler, Enzo all top 5 Serials 19 Linear Algebra and its Applications 13 Linear and Multilinear Algebra 11 ELA. The Electronic Journal of Linear Algebra 7 The Journal of Analysis 5 Journal of Optimization Theory and Applications 3 Indian Journal of Pure & Applied Mathematics 3 Annals of Operations Research 3 Positivity 3 Discussiones Mathematicae. General Algebra and Applications 3 Special Matrices 2 Acta Scientiarum Mathematicarum 2 Numerical Functional Analysis and Optimization 2 YUJOR. Yugoslav Journal of Operations Research 2 Computational and Applied Mathematics 2 Journal of Applied Mathematics 2 Journal of Applied Mathematics and Computing 2 Advances in Operator Theory 1 Journal of Mathematical Analysis and Applications 1 Applied Mathematics and Computation 1 Demonstratio Mathematica 1 Opsearch 1 Applied Mathematics Letters 1 International Game Theory Review 1 International Journal of Pure and Applied Mathematics 1 Vladikavkazskiĭ Matematicheskiĭ Zhurnal 1 International Journal of Wavelets, Multiresolution and Information Processing 1 Operators and Matrices 1 Banach Journal of Mathematical Analysis all top 5 Fields 80 Linear and multilinear algebra; matrix theory (15-XX) 23 Operator theory (47-XX) 23 Operations research, mathematical programming (90-XX) 7 Functional analysis (46-XX) 6 Numerical analysis (65-XX) 4 Combinatorics (05-XX) 3 General and overarching topics; collections (00-XX) 3 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 2 History and biography (01-XX) 1 Order, lattices, ordered algebraic structures (06-XX) 1 Nonassociative rings and algebras (17-XX) 1 Real functions (26-XX) 1 Ordinary differential equations (34-XX) 1 Partial differential equations (35-XX) 1 Calculus of variations and optimal control; optimization (49-XX) 1 Global analysis, analysis on manifolds (58-XX) 1 Computer science (68-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 67 Publications have been cited 253 times in 154 Documents Cited by ▼ Year ▼ A review of infinite matrices and their applications. Zbl 1168.15023 Shivakumar, P. N.; Sivakumar, K. C. 22 2009 On splittings of matrices and nonnegative generalized inverses. Zbl 1247.15003 Mishra, Debasisha; Sivakumar, K. C. 19 2012 Infinite matrices and their recent applications. Zbl 1355.15001 Shivakumar, P. N; Sivakumar, K. C.; Zhang, Yang 15 2016 Comparison theorems for a subclass of proper splittings of matrices. Zbl 1252.65069 Mishra, Debasisha; Sivakumar, K. C. 14 2012 Moore-Penrose inverse in an indefinite inner product space. Zbl 1085.15005 Kamaraj, K.; Sivakumar, K. C. 10 2005 Indefinite product of matrices and applications to indefinite inner product spaces. Zbl 1097.47002 Kamaraj, K.; Ramanathan, K.; Sivakumar, K. C. 9 2004 New contributions to semipositive and minimally semipositive matrices. Zbl 1390.15109 Choudhury, Projesh Nath; Kannan, Rajesh M.; Sivakumar, K. C. 9 2018 Nonnegative Moore–Penrose inverses of Gram operators. Zbl 1122.15007 Kurmayya, T.; Sivakumar, K. C. 8 2007 Semipositive matrices and their semipositive cones. Zbl 1390.15113 Sivakumar, K. C.; Tsatsomeros, M. J. 7 2018 Nonnegative generalized inverses and least elements of polyhedral sets. Zbl 1213.15006 Mishra, Debasisha; Sivakumar, K. C. 6 2011 \(P_{\dagger}\)-matrices: a generalization of \(P\)-matrices. Zbl 1318.15003 Kannan, M. Rajesh; Sivakumar, K. C. 6 2014 Applications of generalized inverses to interval linear programs in Hilbert spaces. Zbl 0838.90137 Kulkarni, S. H.; Sivakumar, K. C. 5 1995 Moore–Penrose inverse of an invertible infinite matrix. Zbl 1089.15005 Sivakumar, K. C. 5 2006 A dominance notion for singular matrices with applications to nonnegative generalized inverses. Zbl 1261.15007 Mishra, Debasisha; Sivakumar, K. C. 5 2012 On partial orders of Hilbert space operators. Zbl 1333.47007 Jose, Shani; Sivakumar, K. C. 5 2015 Nonnegative Moore–Penrose inverses of operators over Hilbert spaces. Zbl 1169.47003 Kurmayya, T.; Sivakumar, K. C. 5 2008 Complementarity properties of singular \(M\)-matrices. Zbl 1352.15004 Jeyaraman, I.; Sivakumar, K. C. 5 2016 Generalized inverses of an invertible infinite matrix. Zbl 1094.15002 Sivakumar, K. C. 4 2006 Proof by verification of the Greville/Udwadia/Kalaba formula for the Moore-Penrose inverse of a matrix. Zbl 1147.15301 Sivakumar, K. C. 4 2006 A new characterization of nonnegativity of Moore-Penrose inverses of Gram operators. Zbl 1161.15004 Sivakumar, K. C. 4 2009 Explicit solvability of dual pairs of infinite linear programs. Zbl 1158.90385 Sivakumar, K. C.; Mercy Swarna, J. 4 2005 Pseudo Schur complements, pseudo principal pivot transforms and their inheritance properties. Zbl 1326.15007 Bisht, Kavita; G., Ravindran; Sivakumar, K. C. 4 2015 Explicit solutions of a special class of linear programming problem in Banach spaces. Zbl 0881.46022 Kulkarni, S. H.; Sivakumar, K. C. 3 1996 Explicit solutions of infinite quadratic programs. Zbl 1116.90386 Sivakumar, K. C.; Mercy Swarna, J. 3 2003 Singular irreducible \(M\)-matrices revisited. Zbl 1410.15059 Kalauch, A.; Lavanya, S.; Sivakumar, K. C. 3 2019 Three types of operator monotonicity. Zbl 1079.15020 Kulkarni, S. H.; Sivakumar, K. C. 3 2004 Theorems of the alternative over indefinite inner product spaces. Zbl 1151.46055 Ramanathan, K.; Sivakumar, K. C. 3 2008 Moore-Penrose inverse positivity of interval matrices. Zbl 1236.15012 Rajesh Kannan, M.; Sivakumar, K. C. 3 2012 Range and group monotonicity of operators. Zbl 0989.47022 Sivakumar, K. C. 3 2001 Tucker’s theorem for almost skew-symmetric matrices and a proof of Farkas’ lemma. Zbl 1321.15059 Choudhury, Projesh Nath; Sivakumar, K. C. 3 2015 Matrices whose group inverses are \(M\)-matrices. Zbl 1459.15007 Kalauch, A.; Lavanya, S.; Sivakumar, K. C. 3 2021 Explicit solvability of a class of infinite linear economic models. Zbl 0838.90020 Kulkarni, S. H.; Sivakumar, K. C. 2 1995 Inverse \(H\)-matrices. Zbl 1414.15003 Chatterjee, Manami; Sivakumar, K. C. 2 2019 An extension of a matrix inequality of Thompson. Zbl 1375.15030 Choudhury, Projesh Nath; Sivakumar, K. C. 2 2017 Nonnegative generalized inverses. Zbl 0889.15003 Sivakumar, K. C. 2 1997 Moore-Penrose inverse of a Gram matrix and its nonnegativity. Zbl 1173.15001 Kurmayya, T.; Sivakumar, K. C. 2 2008 Extensions of Perron-Frobenius splittings and relationships with nonnegative Moore-Penrose inverses. Zbl 1307.15009 Sushama, Agrawal N.; Premakumari, K.; Sivakumar, K. C. 2 2015 Nonnegative generalized inverses and certain subclasses of singular \(Q\)-matrices. Zbl 1281.15003 Sivakumar, K. C. 2 2013 A class of singular \(R_0\)-matrices and extensions to semidefinite linear complementarity problems. Zbl 1299.90349 Sivakumar, Koratti Chengalrayan 2 2013 Karamardian matrices: an analogue of \(Q\)-matrices. Zbl 1465.15023 Sivakumar, K. C.; Parameswaran, Sushmitha; Wendler, Megan 2 2021 On the Moore-Penrose inverse of a sum of matrices. Zbl 1518.15002 Baksalary, Oskar Maria; Sivakumar, K. C.; Trenkler, Götz 2 2023 Group inverses of matrices associated with certain graph classes. Zbl 1486.05120 Mcdonald, Judith; Nandi, Raju; Sivakumar, K. C. 2 2022 Vanishing pseudo-Schur complements, reverse order laws, absorption laws and inheritance properties. Zbl 1390.15007 Bisht, Kavita; Sivakumar, K. C. 2 2018 On certain positivity classes of operators. Zbl 1344.47008 Rajesh Kannan, M.; Sivakumar, K. C. 2 2016 On positive invertibility and splittings of operators in ordered Banach spaces. Zbl 1326.47042 Sivakumar, K. C.; Weber, M. R. 2 2013 Linear maps preserving the Lorentz-cone spectrum in certain subspaces of \(M_n\). Zbl 1472.15039 Bueno, M. I.; Furtado, S.; Sivakumar, K. C. 2 2021 M-matrix and inverse M-matrix extensions. Zbl 1457.15033 McDonald, J. J.; Nandi, R.; Sivakumar, K. C.; Sushmitha, P.; Tsatsomeros, M. J.; Wendler, Enzo; Wendler, Megan 2 2020 A note on linear preservers of semipositive and minimally semipositive matrices. Zbl 1405.15036 Choudhury, Projesh Nath; Kannan, Rajesh; Sivakumar, K. C. 1 2018 \(M\)-operators on partially ordered Banach spaces. Zbl 1454.47048 Kalauch, A.; Lavanya, S.; Sivakumar, K. C. 1 2019 Weak monotonicity of \(A\) versus \(\{1\}\)-inverses nonnegative on the range space of \(A\). Zbl 1132.15005 Jayaraman, Sachindranath; Sivakumar, K. C. 1 2007 Generalizations of matrix monotonicity and their relationships with certain subclasses of proper splittings. Zbl 1236.15010 Mishra, D.; Sivakumar, K. C. 1 2012 Moore-Penrose inverse of perturbed operators on Hilbert spaces. Zbl 1282.47011 Jose, Shani; Sivakumar, K. C. 1 2013 Inequalities for group invertible \(H\)-matrices. Zbl 1415.15020 Chatterjee, Manami; Sivakumar, K. C. 1 2019 Nonnegative Moore-Penrose inverse of Gram matrices in an indefinite inner product space. Zbl 1176.15007 Ramanathan, K.; Sivakumar, K. C. 1 2009 Weak monotonicity of Hilbert space operators. Zbl 1133.47030 Jayaraman, Sachindranath; Sivakumar, K. C. 1 2006 Applications of nonnegative operators to a class of optimization problems. Zbl 1145.90104 Sivakumar, K. C. 1 2008 Matrix interval monotonicity. Zbl 1193.15032 Jayaraman, Sachindranath; Sivakumar, K. C. 1 2010 Positive splittings of matrices and their nonnegative Moore-Penrose inverses. Zbl 1193.15001 Kurmayya, Tamminana; Sivakumar, Koratti C. 1 2008 Linear optimization with box constraints in Banach spaces. Zbl 1169.90012 Sivakumar, K. C.; Swarna, J. M. 1 2009 Generalized inverses of an invertible infinite matrix over a finite field. Zbl 1109.15002 Saranya, C. R.; Sivakumar, K. C. 1 2006 Group inverses of matrices of directed trees. Zbl 1500.05038 Nandi, R.; Sivakumar, K. C. 1 2022 Group inverses of adjacency matrices of cycles, wheels and brooms. Zbl 1513.05257 Sivakumar, K. C.; Nandi, Raju 1 2022 Nesbitt and Shapiro cyclic sum inequalities for positive definite matrices. Zbl 1486.15027 Choudhury, Projesh Nath; Sivakumar, K. C. 1 2022 New results on \(M\)-matrices, \(H\)-matrices and their inverse classes. Zbl 1505.15031 Mondal, Samir; Sivakumar, K. C.; Tsatsomeros, Michael 1 2022 T. Parthasarathy’s contributions to complementarity problems: a survey. Zbl 1442.90188 Murthy, G. S. R.; Sivakumar, K. C.; Sushmitha, P. 1 2020 Optimized recurrent neural network with fuzzy classifier for data prediction using hybrid optimization algorithm: scope towards diverse applications. Zbl 1493.68314 Prakaash, A. S.; Sivakumar, K. 1 2021 Intervals of certain classes of \(Z\)-matrices. Zbl 1463.15015 Kannan, M. Rajesh; Sivakumar, K. C. 1 2014 On the Moore-Penrose inverse of a sum of matrices. Zbl 1518.15002 Baksalary, Oskar Maria; Sivakumar, K. C.; Trenkler, Götz 2 2023 Group inverses of matrices associated with certain graph classes. Zbl 1486.05120 Mcdonald, Judith; Nandi, Raju; Sivakumar, K. C. 2 2022 Group inverses of matrices of directed trees. Zbl 1500.05038 Nandi, R.; Sivakumar, K. C. 1 2022 Group inverses of adjacency matrices of cycles, wheels and brooms. Zbl 1513.05257 Sivakumar, K. C.; Nandi, Raju 1 2022 Nesbitt and Shapiro cyclic sum inequalities for positive definite matrices. Zbl 1486.15027 Choudhury, Projesh Nath; Sivakumar, K. C. 1 2022 New results on \(M\)-matrices, \(H\)-matrices and their inverse classes. Zbl 1505.15031 Mondal, Samir; Sivakumar, K. C.; Tsatsomeros, Michael 1 2022 Matrices whose group inverses are \(M\)-matrices. Zbl 1459.15007 Kalauch, A.; Lavanya, S.; Sivakumar, K. C. 3 2021 Karamardian matrices: an analogue of \(Q\)-matrices. Zbl 1465.15023 Sivakumar, K. C.; Parameswaran, Sushmitha; Wendler, Megan 2 2021 Linear maps preserving the Lorentz-cone spectrum in certain subspaces of \(M_n\). Zbl 1472.15039 Bueno, M. I.; Furtado, S.; Sivakumar, K. C. 2 2021 Optimized recurrent neural network with fuzzy classifier for data prediction using hybrid optimization algorithm: scope towards diverse applications. Zbl 1493.68314 Prakaash, A. S.; Sivakumar, K. 1 2021 M-matrix and inverse M-matrix extensions. Zbl 1457.15033 McDonald, J. J.; Nandi, R.; Sivakumar, K. C.; Sushmitha, P.; Tsatsomeros, M. J.; Wendler, Enzo; Wendler, Megan 2 2020 T. Parthasarathy’s contributions to complementarity problems: a survey. Zbl 1442.90188 Murthy, G. S. R.; Sivakumar, K. C.; Sushmitha, P. 1 2020 Singular irreducible \(M\)-matrices revisited. Zbl 1410.15059 Kalauch, A.; Lavanya, S.; Sivakumar, K. C. 3 2019 Inverse \(H\)-matrices. Zbl 1414.15003 Chatterjee, Manami; Sivakumar, K. C. 2 2019 \(M\)-operators on partially ordered Banach spaces. Zbl 1454.47048 Kalauch, A.; Lavanya, S.; Sivakumar, K. C. 1 2019 Inequalities for group invertible \(H\)-matrices. Zbl 1415.15020 Chatterjee, Manami; Sivakumar, K. C. 1 2019 New contributions to semipositive and minimally semipositive matrices. Zbl 1390.15109 Choudhury, Projesh Nath; Kannan, Rajesh M.; Sivakumar, K. C. 9 2018 Semipositive matrices and their semipositive cones. Zbl 1390.15113 Sivakumar, K. C.; Tsatsomeros, M. J. 7 2018 Vanishing pseudo-Schur complements, reverse order laws, absorption laws and inheritance properties. Zbl 1390.15007 Bisht, Kavita; Sivakumar, K. C. 2 2018 A note on linear preservers of semipositive and minimally semipositive matrices. Zbl 1405.15036 Choudhury, Projesh Nath; Kannan, Rajesh; Sivakumar, K. C. 1 2018 An extension of a matrix inequality of Thompson. Zbl 1375.15030 Choudhury, Projesh Nath; Sivakumar, K. C. 2 2017 Infinite matrices and their recent applications. Zbl 1355.15001 Shivakumar, P. N; Sivakumar, K. C.; Zhang, Yang 15 2016 Complementarity properties of singular \(M\)-matrices. Zbl 1352.15004 Jeyaraman, I.; Sivakumar, K. C. 5 2016 On certain positivity classes of operators. Zbl 1344.47008 Rajesh Kannan, M.; Sivakumar, K. C. 2 2016 On partial orders of Hilbert space operators. Zbl 1333.47007 Jose, Shani; Sivakumar, K. C. 5 2015 Pseudo Schur complements, pseudo principal pivot transforms and their inheritance properties. Zbl 1326.15007 Bisht, Kavita; G., Ravindran; Sivakumar, K. C. 4 2015 Tucker’s theorem for almost skew-symmetric matrices and a proof of Farkas’ lemma. Zbl 1321.15059 Choudhury, Projesh Nath; Sivakumar, K. C. 3 2015 Extensions of Perron-Frobenius splittings and relationships with nonnegative Moore-Penrose inverses. Zbl 1307.15009 Sushama, Agrawal N.; Premakumari, K.; Sivakumar, K. C. 2 2015 \(P_{\dagger}\)-matrices: a generalization of \(P\)-matrices. Zbl 1318.15003 Kannan, M. Rajesh; Sivakumar, K. C. 6 2014 Intervals of certain classes of \(Z\)-matrices. Zbl 1463.15015 Kannan, M. Rajesh; Sivakumar, K. C. 1 2014 Nonnegative generalized inverses and certain subclasses of singular \(Q\)-matrices. Zbl 1281.15003 Sivakumar, K. C. 2 2013 A class of singular \(R_0\)-matrices and extensions to semidefinite linear complementarity problems. Zbl 1299.90349 Sivakumar, Koratti Chengalrayan 2 2013 On positive invertibility and splittings of operators in ordered Banach spaces. Zbl 1326.47042 Sivakumar, K. C.; Weber, M. R. 2 2013 Moore-Penrose inverse of perturbed operators on Hilbert spaces. Zbl 1282.47011 Jose, Shani; Sivakumar, K. C. 1 2013 On splittings of matrices and nonnegative generalized inverses. Zbl 1247.15003 Mishra, Debasisha; Sivakumar, K. C. 19 2012 Comparison theorems for a subclass of proper splittings of matrices. Zbl 1252.65069 Mishra, Debasisha; Sivakumar, K. C. 14 2012 A dominance notion for singular matrices with applications to nonnegative generalized inverses. Zbl 1261.15007 Mishra, Debasisha; Sivakumar, K. C. 5 2012 Moore-Penrose inverse positivity of interval matrices. Zbl 1236.15012 Rajesh Kannan, M.; Sivakumar, K. C. 3 2012 Generalizations of matrix monotonicity and their relationships with certain subclasses of proper splittings. Zbl 1236.15010 Mishra, D.; Sivakumar, K. C. 1 2012 Nonnegative generalized inverses and least elements of polyhedral sets. Zbl 1213.15006 Mishra, Debasisha; Sivakumar, K. C. 6 2011 Matrix interval monotonicity. Zbl 1193.15032 Jayaraman, Sachindranath; Sivakumar, K. C. 1 2010 A review of infinite matrices and their applications. Zbl 1168.15023 Shivakumar, P. N.; Sivakumar, K. C. 22 2009 A new characterization of nonnegativity of Moore-Penrose inverses of Gram operators. Zbl 1161.15004 Sivakumar, K. C. 4 2009 Nonnegative Moore-Penrose inverse of Gram matrices in an indefinite inner product space. Zbl 1176.15007 Ramanathan, K.; Sivakumar, K. C. 1 2009 Linear optimization with box constraints in Banach spaces. Zbl 1169.90012 Sivakumar, K. C.; Swarna, J. M. 1 2009 Nonnegative Moore–Penrose inverses of operators over Hilbert spaces. Zbl 1169.47003 Kurmayya, T.; Sivakumar, K. C. 5 2008 Theorems of the alternative over indefinite inner product spaces. Zbl 1151.46055 Ramanathan, K.; Sivakumar, K. C. 3 2008 Moore-Penrose inverse of a Gram matrix and its nonnegativity. Zbl 1173.15001 Kurmayya, T.; Sivakumar, K. C. 2 2008 Applications of nonnegative operators to a class of optimization problems. Zbl 1145.90104 Sivakumar, K. C. 1 2008 Positive splittings of matrices and their nonnegative Moore-Penrose inverses. Zbl 1193.15001 Kurmayya, Tamminana; Sivakumar, Koratti C. 1 2008 Nonnegative Moore–Penrose inverses of Gram operators. Zbl 1122.15007 Kurmayya, T.; Sivakumar, K. C. 8 2007 Weak monotonicity of \(A\) versus \(\{1\}\)-inverses nonnegative on the range space of \(A\). Zbl 1132.15005 Jayaraman, Sachindranath; Sivakumar, K. C. 1 2007 Moore–Penrose inverse of an invertible infinite matrix. Zbl 1089.15005 Sivakumar, K. C. 5 2006 Generalized inverses of an invertible infinite matrix. Zbl 1094.15002 Sivakumar, K. C. 4 2006 Proof by verification of the Greville/Udwadia/Kalaba formula for the Moore-Penrose inverse of a matrix. Zbl 1147.15301 Sivakumar, K. C. 4 2006 Weak monotonicity of Hilbert space operators. Zbl 1133.47030 Jayaraman, Sachindranath; Sivakumar, K. C. 1 2006 Generalized inverses of an invertible infinite matrix over a finite field. Zbl 1109.15002 Saranya, C. R.; Sivakumar, K. C. 1 2006 Moore-Penrose inverse in an indefinite inner product space. Zbl 1085.15005 Kamaraj, K.; Sivakumar, K. C. 10 2005 Explicit solvability of dual pairs of infinite linear programs. Zbl 1158.90385 Sivakumar, K. C.; Mercy Swarna, J. 4 2005 Indefinite product of matrices and applications to indefinite inner product spaces. Zbl 1097.47002 Kamaraj, K.; Ramanathan, K.; Sivakumar, K. C. 9 2004 Three types of operator monotonicity. Zbl 1079.15020 Kulkarni, S. H.; Sivakumar, K. C. 3 2004 Explicit solutions of infinite quadratic programs. Zbl 1116.90386 Sivakumar, K. C.; Mercy Swarna, J. 3 2003 Range and group monotonicity of operators. Zbl 0989.47022 Sivakumar, K. C. 3 2001 Nonnegative generalized inverses. Zbl 0889.15003 Sivakumar, K. C. 2 1997 Explicit solutions of a special class of linear programming problem in Banach spaces. Zbl 0881.46022 Kulkarni, S. H.; Sivakumar, K. C. 3 1996 Applications of generalized inverses to interval linear programs in Hilbert spaces. Zbl 0838.90137 Kulkarni, S. H.; Sivakumar, K. C. 5 1995 Explicit solvability of a class of infinite linear economic models. Zbl 0838.90020 Kulkarni, S. H.; Sivakumar, K. C. 2 1995 all cited Publications top 5 cited Publications all top 5 Cited by 193 Authors 38 Sivakumar, Koratti Chengalrayan 18 Mishra, Debasisha 7 Choudhury, Projesh Nath 6 Jena, Litismita 6 Stanimirović, Predrag S. 5 Eshkaftaki, Ali Bayati 5 Jayaraman, Sachindranath 5 Kumar Giri, Chinmay 5 Kurmayya, Tamminana 5 Tsatsomeros, Michael J. 4 Kalauch, Anke 4 Lavanya, S. R. 3 Hisabia, Aritra Narayan 3 Jeyaraman, I. 3 Mer, Vatsalkumar N. 3 Miao, Shu-Xin 3 Nandi, Ashish Kumar 3 Nandi, Raju 3 Rajesh Kannan, M. 3 Saha, Manideepa 3 Shekhar, Vaibhav 3 Sushmitha, P. 3 Tasić, Milan B. 3 Wendler, Megan 2 Baliarsingh, Alekha Kumar 2 Bisht, Kavita 2 Bueno, María Isabel 2 Chandrashekaran, A. 2 Đorđević, Dragan S. 2 Fongi, Guillermina 2 Huang, Ting 2 Kamenskiĭ, Mikhaĭl Igor’evich 2 Kannan, Rajesh M. 2 Krishnaswamy, D. 2 Ma, Haifeng 2 Mercy Swarna, J. 2 Mishra, Nachiketa 2 Mondal, Samir 2 Narayanasamy, A. 2 Novikov, Sergey I. 2 Pani, Sabyasachi 2 Pepić, Selver H. 2 Radojević, Ivana M. 2 Ramanathan, Kiruthika 2 Sahoo, Jajati Keshari 2 Słowik, Roksana 2 Tarasov, Vasily E. 2 Veltri, Joey 2 Volkov, Yuriĭ Stepanovich 2 Xu, Qingxiang 1 Abderramán Marrero, J. 1 Abiad, Aida 1 Alcalá, Luis A. 1 Alomari, Mohammad Wajeeh 1 Appi Reddy, K. 1 Azhagendran, R. 1 Beard, Kenneth 1 Bhandari, Animesh 1 Bhat, Archana 1 Bier, Agnieszka 1 Birbonshi, Riddhick 1 Bolotin, Arkady 1 Cantero, María José 1 Cao, Yang 1 Carmona, Ángeles 1 Chatterjee, Manami 1 Chen, Haibin 1 Chen, Hongjia 1 Chen, Jianlong 1 Colbrook, Matthew J. 1 Dabús, Carlos 1 Das, Smrutilekha 1 De Carli, Laura 1 Deng, Chunyuan 1 Dinčić, Nebojša Č. 1 Divyadevi, T. 1 Djikić, Marko S. 1 Donelan, Peter S. 1 Drazin, Michael P. 1 Eagambaram, N. 1 Edward, Julian 1 Faktor, Ben 1 Farid, Farid O. 1 Furtado, Susana 1 Gander, Martin Jakob 1 Gao, Yuefeng 1 Gefter, Sergey L. 1 Gemignani, Luca 1 Gerhards, Christian 1 Ghosh, Pushpendu 1 Goncharuk, A. B. 1 Gonzalez, María Celeste 1 Gudoshnikov, I. M. 1 Gudoshnikov, Ivan 1 Ha, Seung-Yeal 1 Hansen, Anders C. 1 Heifetz, Aviad 1 Herrero, Alicia 1 Huang, Shaowu 1 Huang, Zheng-Hai ...and 93 more Authors all top 5 Cited in 67 Serials 27 Linear Algebra and its Applications 11 Linear and Multilinear Algebra 11 ELA. The Electronic Journal of Linear Algebra 7 Applied Mathematics and Computation 5 Special Matrices 4 Journal of Optimization Theory and Applications 4 The Journal of Analysis 4 Advances in Operator Theory 3 Computers & Mathematics with Applications 3 Indian Journal of Pure & Applied Mathematics 3 Aequationes Mathematicae 3 Filomat 3 Positivity 2 Journal of Mathematical Analysis and Applications 2 Mathematische Nachrichten 2 Numerical Functional Analysis and Optimization 2 SIAM Journal on Matrix Analysis and Applications 2 Journal of Mathematical Sciences (New York) 2 Computational and Applied Mathematics 2 Journal of Applied Mathematics 2 Journal of Applied Mathematics and Computing 2 Operators and Matrices 2 Functional Analysis, Approximation and Computation 1 Communications in Algebra 1 Inverse Problems 1 Journal of Statistical Physics 1 Physics Letters. A 1 Ukrainian Mathematical Journal 1 Acta Mathematica Vietnamica 1 Advances in Mathematics 1 BIT 1 Calcolo 1 Czechoslovak Mathematical Journal 1 Demonstratio Mathematica 1 Journal of Computational and Applied Mathematics 1 Journal of the Korean Mathematical Society 1 Numerische Mathematik 1 Opsearch 1 Quaestiones Mathematicae 1 Results in Mathematics 1 Siberian Mathematical Journal 1 Applied Mathematics Letters 1 Journal of Scientific Computing 1 Numerical Algorithms 1 Games and Economic Behavior 1 YUJOR. Yugoslav Journal of Operations Research 1 International Journal of Computer Mathematics 1 Journal of Mathematical Imaging and Vision 1 ETNA. Electronic Transactions on Numerical Analysis 1 Vietnam Journal of Mathematics 1 Taiwanese Journal of Mathematics 1 Stochastic Models 1 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 1 Foundations of Physics 1 Frontiers of Mathematics in China 1 Optimization Letters 1 Applicable Analysis and Discrete Mathematics 1 Banach Journal of Mathematical Analysis 1 Involve 1 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 1 Annals of Functional Analysis 1 Dynamic Games and Applications 1 Numerical Algebra, Control and Optimization 1 Mathematics 1 European Journal of Mathematics 1 AIMS Mathematics 1 Sampling Theory, Signal Processing, and Data Analysis all top 5 Cited in 33 Fields 105 Linear and multilinear algebra; matrix theory (15-XX) 38 Numerical analysis (65-XX) 34 Operator theory (47-XX) 20 Functional analysis (46-XX) 19 Operations research, mathematical programming (90-XX) 6 Combinatorics (05-XX) 4 Difference and functional equations (39-XX) 4 Harmonic analysis on Euclidean spaces (42-XX) 3 Associative rings and algebras (16-XX) 3 Partial differential equations (35-XX) 3 Convex and discrete geometry (52-XX) 3 Global analysis, analysis on manifolds (58-XX) 3 Probability theory and stochastic processes (60-XX) 3 Computer science (68-XX) 3 Quantum theory (81-XX) 2 Order, lattices, ordered algebraic structures (06-XX) 2 Nonassociative rings and algebras (17-XX) 2 Group theory and generalizations (20-XX) 2 Real functions (26-XX) 2 Ordinary differential equations (34-XX) 2 Approximations and expansions (41-XX) 2 Differential geometry (53-XX) 2 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 1 General and overarching topics; collections (00-XX) 1 Mathematical logic and foundations (03-XX) 1 General algebraic systems (08-XX) 1 Field theory and polynomials (12-XX) 1 Calculus of variations and optimal control; optimization (49-XX) 1 Geometry (51-XX) 1 Mechanics of particles and systems (70-XX) 1 Statistical mechanics, structure of matter (82-XX) 1 Relativity and gravitational theory (83-XX) 1 Geophysics (86-XX) Citations by Year