Edit Profile (opens in new tab) Khan, Akhtar Ali Compute Distance To: Compute Author ID: khan.akhtar-ali Published as: Khan, Akhtar A.; Khan, A. A.; Khan, Akhtar; Khan, A.; Khan, Akhtar Ali more...less Homepage: https://people.rit.edu/aaksma/ External Links: MGP · dblp Documents Indexed: 103 Publications since 1992, including 2 Books 10 Contributions as Editor Reviewing Activity: 6 Reviews Co-Authors: 60 Co-Authors with 97 Joint Publications 1,833 Co-Co-Authors all top 5 Co-Authors 3 single-authored 42 Jadamba, Baasansuren 35 Sama, Miguel 25 Tammer, Christiane 13 Raciti, Fabio 9 Winkler, Brian C. 8 Gockenbach, Mark S. 6 Jahn, Johannes 5 Migórski, Stanisław 5 Motreanu, Dumitru 5 Zeng, Shengda 4 Djafari Rouhani, Behzad 3 Elster, Rosalind 3 Kähler, Ralf 3 Köbis, Elisabeth 3 Richards, Michael 2 Ahmad, Khalil 2 Giannessi, Franco 2 Grecksch, Wilfried 2 Gwinner, Joachim 2 Hebestreit, Niklas 2 Kalashnikov, Vyacheslav Vitalievich 2 Oberai, Assad A. 2 Ward, Doug E. 2 Yang, Yidan 2 Zălinescu, Constantin 1 Baasansuren, J. 1 Babaniyi, Olalekan A. 1 Burachik, Regina Sandra 1 Bush, Nathan 1 Cahill, Nathan D. 1 Callejas, Antonio M. 1 Caruso, Andrea Orazio 1 Caya, P. 1 Cen, Jinxia 1 Clason, Christian 1 Crossen, E. 1 Đinh Nho Hào 1 Doyley, M. M. 1 Durea, Marius 1 Eichfelder, Gabriele 1 Gibali, Aviv 1 Hawks, Rachel 1 Hernández, Elvira 1 Kolt, Quinn T. 1 Lisei, Hannelore 1 Löhne, Andreas 1 López, Ruben 1 Malysheva, Tetyana M. 1 Nguyen, Mau Nam 1 Palma, Roberto 1 Pardalos, Panos M. 1 Paulhamus, M. 1 Rassias, Themistocles Michael 1 Riciti, F. 1 Rodriguez Marin, Luis 1 Sharma, Vinita 1 Soleimani, Behnam 1 Starkloff, Hans-Jörg 1 Stojanović, Mirjana N. 1 Truong, Bao 1 White, Luther W. 1 Yao, Jen-Chih 1 Nguyen Dong Yen 1 Zeilinger, Peter all top 5 Serials 11 Optimization 5 Computers & Mathematics with Applications 5 Pure and Applied Functional Analysis 5 Journal of Nonlinear and Variational Analysis 4 Inverse Problems 4 Journal of Optimization Theory and Applications 4 Numerical Functional Analysis and Optimization 3 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 3 Journal of Nonlinear and Convex Analysis 3 Optimization Letters 2 SIAM Journal on Control and Optimization 2 Journal of Global Optimization 2 Journal of Convex Analysis 2 Mathematical Problems in Engineering 2 Mathematics and Mechanics of Solids 2 Inverse Problems in Science and Engineering 2 Azerbaijan Journal of Mathematics 1 Bulletin of the Australian Mathematical Society 1 International Journal for Numerical Methods in Fluids 1 Journal of Mathematical Analysis and Applications 1 Acta Mathematica Vietnamica 1 Analele Universității din Timișoara. Științe Matematice 1 Control and Cybernetics 1 Mathematica Slovaca 1 Proceedings of the American Mathematical Society 1 Tamkang Journal of Mathematics 1 Systems & Control Letters 1 Applied Mathematics Letters 1 International Journal of Computer Mathematics 1 SIAM Journal on Applied Mathematics 1 SIAM Review 1 Computational Optimization and Applications 1 Vietnam Journal of Mathematics 1 Taiwanese Journal of Mathematics 1 Communications in Nonlinear Science and Numerical Simulation 1 Lobachevskii Journal of Mathematics 1 Advances in Difference Equations 1 Boundary Value Problems 1 Journal of Industrial and Management Optimization 1 International Journal of Mathematics and Computer Science 1 International Journal of Mathematics and Analysis 1 Carpathian Mathematical Publications 1 SIAM/ASA Journal on Uncertainty Quantification 1 Springer Optimization and Its Applications 1 Applied Analysis and Optimization 1 Journal of Algebraic Systems all top 5 Fields 65 Calculus of variations and optimal control; optimization (49-XX) 42 Operations research, mathematical programming (90-XX) 37 Partial differential equations (35-XX) 34 Numerical analysis (65-XX) 15 Mechanics of deformable solids (74-XX) 11 General and overarching topics; collections (00-XX) 11 Operator theory (47-XX) 11 Biology and other natural sciences (92-XX) 5 Global analysis, analysis on manifolds (58-XX) 3 Ordinary differential equations (34-XX) 3 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 2 Order, lattices, ordered algebraic structures (06-XX) 2 Group theory and generalizations (20-XX) 2 Approximations and expansions (41-XX) 2 Functional analysis (46-XX) 2 Fluid mechanics (76-XX) 2 Systems theory; control (93-XX) 1 History and biography (01-XX) 1 General algebraic systems (08-XX) 1 Difference and functional equations (39-XX) 1 Convex and discrete geometry (52-XX) 1 Probability theory and stochastic processes (60-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 74 Publications have been cited 970 times in 552 Documents Cited by ▼ Year ▼ Set-valued optimization. An introduction with applications. Zbl 1308.49004Khan, Akhtar A.; Tammer, Christiane; Zălinescu, Constantin 175 2015 Nonlinear analysis and variational problems. In Honor of George Isac. Zbl 1178.49001 85 2010 Second-order optimality conditions in set optimization. Zbl 1071.49015Jahn, J.; Khan, A. A.; Zeilinger, P. 45 2005 Generalized contingent epiderivatives in set-valued optimization: Optimality conditions. Zbl 1134.90466Jahn, Johannes; Khan, Akhtar A. 39 2002 An abstract framework for elliptic inverse problems. I: An output least-squares approach. Zbl 1153.74021Gockenbach, Mark S.; Khan, Akhtar A. 38 2007 Regularization of non-coercive quasi variational inequalities. Zbl 1006.49004Giannessi, F.; Khan, A. A. 33 2000 Dynamics of a fourth-order system of rational difference equations. Zbl 1377.39001Din, Q.; Qureshi, M. N.; Khan, A. 26 2012 A new convex inversion framework for parameter identification in saddle point problems with an application to the elasticity imaging inverse problem of predicting tumor location. Zbl 1330.35533Jadamba, B.; Khan, A. A.; Rus, G.; Sama, M.; Winkler, B. 25 2014 Regularization of quasi-variational inequalities. Zbl 1337.49005Khan, Akhtar A.; Tammer, Christiane; Zalinescu, Constantin 22 2015 Existence theorems for elliptic and evolutionary variational and quasi-variational inequalities. Zbl 1337.49012Khan, Akhtar A.; Motreanu, Dumitru 21 2015 Inverse problems for nonlinear quasi-hemivariational inequalities with application to mixed boundary value problems. Zbl 1433.35462Migórski, Stanisław; Khan, Akhtar A.; Zeng, Shengda 21 2020 Inverse problems for nonlinear quasi-variational inequalities with an application to implicit obstacle problems of \(p\)-Laplacian type. Zbl 07027451Migórski, Stanisław; Khan, Akhtar A.; Zeng, Shengda 19 2019 The existence of contingent epiderivatives for set-valued maps. Zbl 1040.49025Jahn, J.; Khan, A. A. 18 2003 An abstract framework for elliptic inverse problems. II: An augmented Lagrangian approach. Zbl 1197.74048Gockenbach, Mark S.; Khan, Akhtar A. 18 2009 On the inverse problem of identifying Lamé coefficients in linear elasticity. Zbl 1155.74352Jadamba, B.; Khan, A. A.; Raciti, F. 18 2008 Nonlinear quasi-hemivariational inequalities: existence and optimal control. Zbl 07332073Zeng, Shengda; Migórski, Stanisław; Khan, Akhtar A. 17 2021 An equation error approach for the elasticity imaging inverse problem for predicting tumor location. Zbl 1352.92087Crossen, E.; Gockenbach, M. S.; Jadamba, B.; Khan, A. A.; Winkler, B. 16 2014 Optimal control of multivalued quasi variational inequalities. Zbl 1236.49019Khan, Akhtar A.; Sama, Miguel 16 2012 Identification in variational and quasi-variational inequalities. Zbl 1391.49012Gwinner, Joachim; Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel 16 2018 Some calculus rules for contingent epiderivatives. Zbl 1032.49021Jahn, Johannes; Khan, Akhtar A. 15 2003 Identification of Lamé parameters in linear elasticity: a fixed point approach. Zbl 1085.35127Gockenbach, Mark S.; Khan, Akhtar A. 15 2005 Regularization of stochastic variational inequalities and a comparison of an \(L_p\) and a sample-path approach. Zbl 1287.49010Jadamba, Baasansuren; Khan, Akhtar A.; Raciti, Fabio 14 2014 Equation error approach for elliptic inverse problems with an application to the identification of Lamé parameters. Zbl 1258.74087Gockenbach, M. S.; Jadamba, B.; Khan, A. A. 14 2008 Statistical approximation by \((p, q)\)-analogue of Bernstein-Stancu operators. Zbl 1398.65025Khan, A.; Sharma, Vinita 13 2018 Inverse problems for quasi-variational inequalities. Zbl 1387.35620Khan, Akhtar A.; Motreanu, Dumitru 12 2018 Inverse problems of parameter identification in partial differential equations. Zbl 1262.65160Jadamba, B.; Khan, A. A.; Sama, M. 11 2011 A multiplier rule in set-valued optimisation. Zbl 1168.90574Khan, Akhtar A.; Raciti, Fabio 10 2003 Second-order optimality conditions in set-valued optimization by a new tangential derivative. Zbl 1180.90246Isac, G.; Khan, A. A. 10 2009 A new energy inversion for parameter identification in saddle point problems with an application to the elasticity imaging inverse problem of predicting tumor location. Zbl 1296.49032Doyley, M. M.; Jadamba, B.; Khan, A. A.; Sama, M.; Winkler, B. 9 2014 Second-order optimality conditions in set-valued optimization via asymptotic derivatives. Zbl 1273.90159Khan, Akhtar A.; Tammer, Christiane 9 2013 First-order and second-order adjoint methods for parameter identification problems with an application to the elasticity imaging inverse problem. Zbl 1387.92057Jadamba, Baasansuren; Khan, Akhtar A.; Oberai, Assad A.; Sama, Miguel 9 2017 Numerical estimation of discontinuous coefficients by the method of equation error. Zbl 1111.35110Gockenbach, M. S.; Jadamba, B.; Khan, A. A. 9 2006 Generalized solutions of quasi variational inequalities. Zbl 1259.90143Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel 9 2012 A variable-mesh approximation method for singularly perturbed boundary-value problems using cubic spline in tension. Zbl 1064.65066Khan, A.; Khan, I.; Aziz, T.; Stojanovic, M. 8 2004 A new conical regularization for some optimization and optimal control problems: convergence analysis and finite element discretization. Zbl 1275.49054Khan, Akhtar A.; Sama, Miguel 8 2013 Inverse problems for multi-valued quasi variational inequalities and noncoercive variational inequalities with noisy data. Zbl 1426.49040Khan, Akhtar A.; Migorski, Stanislaw; Sama, Miguel 8 2019 Dubovitskii-Milyutin approach in set-valued optimization. Zbl 1155.90015Isac, G.; Khan, A. A. 8 2008 Gradient and extragradient methods for the elasticity imaging inverse problem using an equation error formulation: a comparative numerical study. Zbl 1354.92041Gibali, A.; Jadamba, B.; Khan, A. A.; Raciti, F.; Winkler, B. 7 2016 Iterative regularization for elliptic inverse problems. Zbl 1151.35102Khan, A. A.; Rouhani, B. D. 7 2007 First and second order optimality conditions in set optimization. Zbl 1196.90098Kalashnikov, V.; Jadamba, B.; Khan, A. A. 7 2006 Continuity results for a class of variational inequalities with applications to time-dependent network problems. Zbl 1189.47061Caruso, A. O.; Khan, A. A.; Raciti, F. 7 2009 A first-order adjoint and a second-order hybrid method for an energy output least-squares elastography inverse problem of identifying tumor location. Zbl 1292.35323Cahill, Nathan D.; Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Winkler, Brian C. 7 2013 Regularization for state constrained optimal control problems by half spaces based decoupling. Zbl 1250.49004Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel 7 2012 Existence theorems and characterizations of generalized contingent epiderivatives. Zbl 1107.90440Jahn, Johannes; Khan, Akhtar A. 5 2002 On the embedding of variational inequalities. Zbl 1047.47045Rouhani, B. Djafari; Khan, A. A. 5 2003 Local minimizers versus \(X\)-local minimizers. Zbl 1266.49041Khan, Akhtar A.; Motreanu, Dumitru 5 2013 Penalization and regularization for multivalued pseudo-monotone variational inequalities with Mosco approximation on constraint sets. Zbl 1149.49014Rouhani, B. Djafari; Khan, Akhtar A.; Raciti, Fabio 4 2008 Proximal methods for the elastography inverse problem of tumor identification using an equation error approach. Zbl 1319.35297Gockenbach, Mark S.; Jadamba, Baasansuren; Khan, Akhtar A.; Tammer, Christiane; Winkler, Brian 4 2015 Computation formulas and multiplier rules for graphical derivatives in separable Banach spaces. Zbl 1176.90541Hernández, E.; Khan, A. A.; Rodríguez-Marín, L.; Sama, M. 4 2009 Error estimates for integral constraint regularization of state-constrained elliptic control problems. Zbl 1373.49041Jadamba, B.; Khan, A.; Sama, M. 4 2017 Fuzzy filters in ordered semigroups. Zbl 1174.06018Shabir, M.; Khan, A. 4 2008 A multiplier rule for stable problems in vector optimization. Zbl 1251.49031Khan, Akhtar A.; Sama, Miguel 3 2012 First-order and second-order adjoint methods for the inverse problem of identifying non-linear parameters in pdes. Zbl 1396.49028Cho, M.; Jadamba, B.; Kahler, R.; Khan, A. A.; Sama, M. 3 2017 Identification of a parameter in fourth-order partial differential equations by an equation error approach. Zbl 1363.35376Bush, Nathan; Jadamba, Baasansuren; Khan, Akhtar A.; Raciti, Fabio 2 2015 Generalized Dubovitskii-Milyutin approach in set-valued optimization. Zbl 1302.90159Khan, Akhtar A.; Tammer, Christiane 2 2012 On convex modified output least-squares for elliptic inverse problems: stability, regularization, applications, and numerics. Zbl 1400.90303Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Tammer, Christiane 2 2017 Generalized solutions of multi-valued monotone quasi-variational inequalities. Zbl 1229.90233Jadamba, Baasansuren; Khan, Akhtar A.; Raciti, Fabio; Djafari Rouhani, Behzad 2 2010 Contingent derivatives and regularization for noncoercive inverse problems. Zbl 1422.90060Clason, Christian; Khan, Akhtar A.; Sama, Miguel; Tammer, Christiane 2 2019 Second-order optimality conditions in set-valued optimization with variable ordering structure. Zbl 1375.90240Khan, Akhtar A.; Soleimani, Behnam; Tammer, Christiane 2 2017 A convex optimization framework for the inverse problem of identifying a random parameter in a stochastic partial differential equation. Zbl 1471.35332Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Starkloff, Hans-Jorg; Tammer, Christiane 2 2021 A convex objective functional for elliptic inverse problems. Zbl 1158.35103Gockenbach, M. S.; Khan, A. A. 1 2006 Regularized auxiliary problem principle for variational inequalities. Zbl 0960.49004Baasansuren, J.; Khan, A. A. 1 2000 A regularization approach for variational inequalities with pseudo-monotone operators. Zbl 1005.90061Kalashnikov, Vyacheslav; Khan, Akhtar Ali 1 2000 Regularization methods for scalar and vector control problems. Zbl 1429.49026Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Tammer, Christiane 1 2019 A discontinuous Galerkin method for two-dimensional shallow water flows. Zbl 1412.76026Lai, W.; Khan, A. A. 1 2012 Identification of flexural rigidity in a Kirchhoff plates model using a convex objective and continuous Newton method. Zbl 1394.74100Jadamba, B.; Kahler, R.; Khan, A. A.; Raciti, F.; Winkler, B. 1 2015 Stable conical regularization by constructible dilating cones with an application to \(L^{p}\)-constrained optimization problems. Zbl 1423.90167Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel 1 2019 On the envelope of a variational inequality. Zbl 1184.49010Giannessi, F.; Khan, A. A. 1 2010 A regularization approach for variational inequalities. Zbl 0980.49010Khan, A. A. 1 2001 Toward second-order sensitivity analysis in set-valued optimization. Zbl 1262.90136Khan, A. A.; Ward, D. E. 1 2012 On time dependent vector equilibrium problems. Zbl 1098.90065Khan, A.; Riciti, F. 1 2005 Uncertainty quantification in variational inequalities. Theory, numerics, and applications. Zbl 1479.49002Gwinner, Joachim; Jadamba, Baasansuren; Khan, Akhtar A.; Raciti, Fabio 1 2022 A variational inequality based stochastic approximation for inverse problems in stochastic partial differential equations. Zbl 1472.35451Hawks, Rachel; Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Yang, Yidan 1 2021 Inverse problems for generalized quasi-variational inequalities with application to elliptic mixed boundary value systems. Zbl 1487.49045Cen, Jinxia; Khan, Akhtar A.; Motreanu, Dumitru; Zeng, Shengda 1 2022 Uncertainty quantification in variational inequalities. Theory, numerics, and applications. Zbl 1479.49002Gwinner, Joachim; Jadamba, Baasansuren; Khan, Akhtar A.; Raciti, Fabio 1 2022 Inverse problems for generalized quasi-variational inequalities with application to elliptic mixed boundary value systems. Zbl 1487.49045Cen, Jinxia; Khan, Akhtar A.; Motreanu, Dumitru; Zeng, Shengda 1 2022 Nonlinear quasi-hemivariational inequalities: existence and optimal control. Zbl 07332073Zeng, Shengda; Migórski, Stanisław; Khan, Akhtar A. 17 2021 A convex optimization framework for the inverse problem of identifying a random parameter in a stochastic partial differential equation. Zbl 1471.35332Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Starkloff, Hans-Jorg; Tammer, Christiane 2 2021 A variational inequality based stochastic approximation for inverse problems in stochastic partial differential equations. Zbl 1472.35451Hawks, Rachel; Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Yang, Yidan 1 2021 Inverse problems for nonlinear quasi-hemivariational inequalities with application to mixed boundary value problems. Zbl 1433.35462Migórski, Stanisław; Khan, Akhtar A.; Zeng, Shengda 21 2020 Inverse problems for nonlinear quasi-variational inequalities with an application to implicit obstacle problems of \(p\)-Laplacian type. Zbl 07027451Migórski, Stanisław; Khan, Akhtar A.; Zeng, Shengda 19 2019 Inverse problems for multi-valued quasi variational inequalities and noncoercive variational inequalities with noisy data. Zbl 1426.49040Khan, Akhtar A.; Migorski, Stanislaw; Sama, Miguel 8 2019 Contingent derivatives and regularization for noncoercive inverse problems. Zbl 1422.90060Clason, Christian; Khan, Akhtar A.; Sama, Miguel; Tammer, Christiane 2 2019 Regularization methods for scalar and vector control problems. Zbl 1429.49026Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Tammer, Christiane 1 2019 Stable conical regularization by constructible dilating cones with an application to \(L^{p}\)-constrained optimization problems. Zbl 1423.90167Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel 1 2019 Identification in variational and quasi-variational inequalities. Zbl 1391.49012Gwinner, Joachim; Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel 16 2018 Statistical approximation by \((p, q)\)-analogue of Bernstein-Stancu operators. Zbl 1398.65025Khan, A.; Sharma, Vinita 13 2018 Inverse problems for quasi-variational inequalities. Zbl 1387.35620Khan, Akhtar A.; Motreanu, Dumitru 12 2018 First-order and second-order adjoint methods for parameter identification problems with an application to the elasticity imaging inverse problem. Zbl 1387.92057Jadamba, Baasansuren; Khan, Akhtar A.; Oberai, Assad A.; Sama, Miguel 9 2017 Error estimates for integral constraint regularization of state-constrained elliptic control problems. Zbl 1373.49041Jadamba, B.; Khan, A.; Sama, M. 4 2017 First-order and second-order adjoint methods for the inverse problem of identifying non-linear parameters in pdes. Zbl 1396.49028Cho, M.; Jadamba, B.; Kahler, R.; Khan, A. A.; Sama, M. 3 2017 On convex modified output least-squares for elliptic inverse problems: stability, regularization, applications, and numerics. Zbl 1400.90303Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Tammer, Christiane 2 2017 Second-order optimality conditions in set-valued optimization with variable ordering structure. Zbl 1375.90240Khan, Akhtar A.; Soleimani, Behnam; Tammer, Christiane 2 2017 Gradient and extragradient methods for the elasticity imaging inverse problem using an equation error formulation: a comparative numerical study. Zbl 1354.92041Gibali, A.; Jadamba, B.; Khan, A. A.; Raciti, F.; Winkler, B. 7 2016 Set-valued optimization. An introduction with applications. Zbl 1308.49004Khan, Akhtar A.; Tammer, Christiane; Zălinescu, Constantin 175 2015 Regularization of quasi-variational inequalities. Zbl 1337.49005Khan, Akhtar A.; Tammer, Christiane; Zalinescu, Constantin 22 2015 Existence theorems for elliptic and evolutionary variational and quasi-variational inequalities. Zbl 1337.49012Khan, Akhtar A.; Motreanu, Dumitru 21 2015 Proximal methods for the elastography inverse problem of tumor identification using an equation error approach. Zbl 1319.35297Gockenbach, Mark S.; Jadamba, Baasansuren; Khan, Akhtar A.; Tammer, Christiane; Winkler, Brian 4 2015 Identification of a parameter in fourth-order partial differential equations by an equation error approach. Zbl 1363.35376Bush, Nathan; Jadamba, Baasansuren; Khan, Akhtar A.; Raciti, Fabio 2 2015 Identification of flexural rigidity in a Kirchhoff plates model using a convex objective and continuous Newton method. Zbl 1394.74100Jadamba, B.; Kahler, R.; Khan, A. A.; Raciti, F.; Winkler, B. 1 2015 A new convex inversion framework for parameter identification in saddle point problems with an application to the elasticity imaging inverse problem of predicting tumor location. Zbl 1330.35533Jadamba, B.; Khan, A. A.; Rus, G.; Sama, M.; Winkler, B. 25 2014 An equation error approach for the elasticity imaging inverse problem for predicting tumor location. Zbl 1352.92087Crossen, E.; Gockenbach, M. S.; Jadamba, B.; Khan, A. A.; Winkler, B. 16 2014 Regularization of stochastic variational inequalities and a comparison of an \(L_p\) and a sample-path approach. Zbl 1287.49010Jadamba, Baasansuren; Khan, Akhtar A.; Raciti, Fabio 14 2014 A new energy inversion for parameter identification in saddle point problems with an application to the elasticity imaging inverse problem of predicting tumor location. Zbl 1296.49032Doyley, M. M.; Jadamba, B.; Khan, A. A.; Sama, M.; Winkler, B. 9 2014 Second-order optimality conditions in set-valued optimization via asymptotic derivatives. Zbl 1273.90159Khan, Akhtar A.; Tammer, Christiane 9 2013 A new conical regularization for some optimization and optimal control problems: convergence analysis and finite element discretization. Zbl 1275.49054Khan, Akhtar A.; Sama, Miguel 8 2013 A first-order adjoint and a second-order hybrid method for an energy output least-squares elastography inverse problem of identifying tumor location. Zbl 1292.35323Cahill, Nathan D.; Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel; Winkler, Brian C. 7 2013 Local minimizers versus \(X\)-local minimizers. Zbl 1266.49041Khan, Akhtar A.; Motreanu, Dumitru 5 2013 Dynamics of a fourth-order system of rational difference equations. Zbl 1377.39001Din, Q.; Qureshi, M. N.; Khan, A. 26 2012 Optimal control of multivalued quasi variational inequalities. Zbl 1236.49019Khan, Akhtar A.; Sama, Miguel 16 2012 Generalized solutions of quasi variational inequalities. Zbl 1259.90143Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel 9 2012 Regularization for state constrained optimal control problems by half spaces based decoupling. Zbl 1250.49004Jadamba, Baasansuren; Khan, Akhtar A.; Sama, Miguel 7 2012 A multiplier rule for stable problems in vector optimization. Zbl 1251.49031Khan, Akhtar A.; Sama, Miguel 3 2012 Generalized Dubovitskii-Milyutin approach in set-valued optimization. Zbl 1302.90159Khan, Akhtar A.; Tammer, Christiane 2 2012 A discontinuous Galerkin method for two-dimensional shallow water flows. Zbl 1412.76026Lai, W.; Khan, A. A. 1 2012 Toward second-order sensitivity analysis in set-valued optimization. Zbl 1262.90136Khan, A. A.; Ward, D. E. 1 2012 Inverse problems of parameter identification in partial differential equations. Zbl 1262.65160Jadamba, B.; Khan, A. A.; Sama, M. 11 2011 Nonlinear analysis and variational problems. In Honor of George Isac. Zbl 1178.49001 85 2010 Generalized solutions of multi-valued monotone quasi-variational inequalities. Zbl 1229.90233Jadamba, Baasansuren; Khan, Akhtar A.; Raciti, Fabio; Djafari Rouhani, Behzad 2 2010 On the envelope of a variational inequality. Zbl 1184.49010Giannessi, F.; Khan, A. A. 1 2010 An abstract framework for elliptic inverse problems. II: An augmented Lagrangian approach. Zbl 1197.74048Gockenbach, Mark S.; Khan, Akhtar A. 18 2009 Second-order optimality conditions in set-valued optimization by a new tangential derivative. Zbl 1180.90246Isac, G.; Khan, A. A. 10 2009 Continuity results for a class of variational inequalities with applications to time-dependent network problems. Zbl 1189.47061Caruso, A. O.; Khan, A. A.; Raciti, F. 7 2009 Computation formulas and multiplier rules for graphical derivatives in separable Banach spaces. Zbl 1176.90541Hernández, E.; Khan, A. A.; Rodríguez-Marín, L.; Sama, M. 4 2009 On the inverse problem of identifying Lamé coefficients in linear elasticity. Zbl 1155.74352Jadamba, B.; Khan, A. A.; Raciti, F. 18 2008 Equation error approach for elliptic inverse problems with an application to the identification of Lamé parameters. Zbl 1258.74087Gockenbach, M. S.; Jadamba, B.; Khan, A. A. 14 2008 Dubovitskii-Milyutin approach in set-valued optimization. Zbl 1155.90015Isac, G.; Khan, A. A. 8 2008 Penalization and regularization for multivalued pseudo-monotone variational inequalities with Mosco approximation on constraint sets. Zbl 1149.49014Rouhani, B. Djafari; Khan, Akhtar A.; Raciti, Fabio 4 2008 Fuzzy filters in ordered semigroups. Zbl 1174.06018Shabir, M.; Khan, A. 4 2008 An abstract framework for elliptic inverse problems. I: An output least-squares approach. Zbl 1153.74021Gockenbach, Mark S.; Khan, Akhtar A. 38 2007 Iterative regularization for elliptic inverse problems. Zbl 1151.35102Khan, A. A.; Rouhani, B. D. 7 2007 Numerical estimation of discontinuous coefficients by the method of equation error. Zbl 1111.35110Gockenbach, M. S.; Jadamba, B.; Khan, A. A. 9 2006 First and second order optimality conditions in set optimization. Zbl 1196.90098Kalashnikov, V.; Jadamba, B.; Khan, A. A. 7 2006 A convex objective functional for elliptic inverse problems. Zbl 1158.35103Gockenbach, M. S.; Khan, A. A. 1 2006 Second-order optimality conditions in set optimization. Zbl 1071.49015Jahn, J.; Khan, A. A.; Zeilinger, P. 45 2005 Identification of Lamé parameters in linear elasticity: a fixed point approach. Zbl 1085.35127Gockenbach, Mark S.; Khan, Akhtar A. 15 2005 On time dependent vector equilibrium problems. Zbl 1098.90065Khan, A.; Riciti, F. 1 2005 A variable-mesh approximation method for singularly perturbed boundary-value problems using cubic spline in tension. Zbl 1064.65066Khan, A.; Khan, I.; Aziz, T.; Stojanovic, M. 8 2004 The existence of contingent epiderivatives for set-valued maps. Zbl 1040.49025Jahn, J.; Khan, A. A. 18 2003 Some calculus rules for contingent epiderivatives. Zbl 1032.49021Jahn, Johannes; Khan, Akhtar A. 15 2003 A multiplier rule in set-valued optimisation. Zbl 1168.90574Khan, Akhtar A.; Raciti, Fabio 10 2003 On the embedding of variational inequalities. Zbl 1047.47045Rouhani, B. Djafari; Khan, A. A. 5 2003 Generalized contingent epiderivatives in set-valued optimization: Optimality conditions. Zbl 1134.90466Jahn, Johannes; Khan, Akhtar A. 39 2002 Existence theorems and characterizations of generalized contingent epiderivatives. Zbl 1107.90440Jahn, Johannes; Khan, Akhtar A. 5 2002 A regularization approach for variational inequalities. Zbl 0980.49010Khan, A. A. 1 2001 Regularization of non-coercive quasi variational inequalities. Zbl 1006.49004Giannessi, F.; Khan, A. A. 33 2000 Regularized auxiliary problem principle for variational inequalities. Zbl 0960.49004Baasansuren, J.; Khan, A. A. 1 2000 A regularization approach for variational inequalities with pseudo-monotone operators. Zbl 1005.90061Kalashnikov, Vyacheslav; Khan, Akhtar Ali 1 2000 all cited Publications top 5 cited Publications all top 5 Cited by 590 Authors 41 Khan, Akhtar Ali 36 Sama, Miguel 30 Jadamba, Baasansuren 24 Zeng, Shengda 21 Migórski, Stanisław 21 Raciti, Fabio 19 Anh, Nguyen Le Hoang 19 Tammer, Christiane 17 Li, Shengjie 16 Phan Quôc Khánh 14 Huang, Nan-Jing 13 Liu, Zhenhai 10 Novo-Sanjurjo, Vicente 9 Köbis, Elisabeth 9 Rodriguez Marin, Luis 9 Wang, Qilin 9 Xiao, Yibin 8 Lalitha, C. S. 8 Qin, Xiaolong 8 Shehu, Yekini 8 Tung, Nguyen Minh 8 Wei, Hongzhi 8 Yao, Jen-Chih 7 Chen, Chunrong 7 Gwinner, Joachim 7 Jiménez, Bienvenido 7 Nguyen, van Thien 7 Tan, Bing 7 Yu, Guolin 7 Zhu, Shengkun 6 Eichfelder, Gabriele 6 Han, Yu 6 López, Ruben 6 Mordukhovich, Boris S. 6 Noor, Muhammad Aslam 6 Peng, Zhenhua 6 Tung, Le Thanh 6 Wangkeeree, Rabian 6 Winkler, Brian C. 6 Zeng, Biao 5 Ansari, Qamrul Hasan 5 Barbagallo, Annamaria 5 Chen, Jiawei 5 Eslamian, Mohammad 5 Gutiérrez, César 5 Hernández, Elvira 5 Huerga, Lidia 5 Khludnev, Aleksandr Mikhaĭlovich 5 Motreanu, Dumitru 5 Noor, Khalida Inayat 5 Passacantando, Mauro 5 Sofonea, Mircea 5 Teo, Kok Lay 5 Wen, Chingfeng 4 Ceng, Lu-Chuan 4 Durea, Marius 4 Kovtunenko, Viktor Anatolievich 4 Liu, Sanyang 4 Oussarhan, Abdessamad 4 Rădulescu, Vicenţiu D. 4 Schöbel, Anita 4 Su, Tran Van 4 Xu, Yihong 4 Yang, Xinmin 4 Zălinescu, Constantin 3 Amahroq, Tijani 3 Anh, Lam Quoc 3 Bao, Nguyen Xuan Duy 3 Causa, Antonio 3 Chadli, Ouayl 3 Chai, Yanfei 3 Cholamjiak, Prasit 3 Costea, Nicuşor 3 Crespi, Giovanni Paolo 3 Djafari Rouhani, Behzad 3 Fan, Jingjing 3 Giang, Nguyen Manh Truong 3 Goberna, Miguel Angel 3 Gockenbach, Mark S. 3 Güvenç, İlknur Atasever 3 Kapoor, Shiva 3 Karaman, Emrah 3 Köbis, Markus Arthur 3 Le, Vy Khoi 3 Li, Jinlu 3 Li, Lijie 3 Li, Songxiao 3 Li, Xiaobing 3 Liou, Yeongcheng 3 Liu, Tao 3 Long, Dang Hai 3 Long, Xianjun 3 López-Cerdá, Marco Antonio 3 Malinowska, Agnieszka Barbara 3 Pilecka, Maria 3 Quintana, Ernest 3 Richards, Michael 3 Shahzad, Naseer 3 Soyertem, Mustafa 3 Strugariu, Radu ...and 490 more Authors all top 5 Cited in 121 Serials 68 Journal of Optimization Theory and Applications 68 Journal of Global Optimization 41 Optimization Letters 39 Optimization 22 Positivity 19 Journal of Mathematical Analysis and Applications 12 Numerical Functional Analysis and Optimization 11 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 11 Set-Valued and Variational Analysis 10 Applied Mathematics and Optimization 10 Communications in Nonlinear Science and Numerical Simulation 9 Computers & Mathematics with Applications 9 Journal of Inequalities and Applications 8 Computational and Applied Mathematics 8 Journal of Nonlinear and Variational Analysis 6 Applicable Analysis 6 Journal of Computational and Applied Mathematics 6 Asia-Pacific Journal of Operational Research 6 Vietnam Journal of Mathematics 6 Abstract and Applied Analysis 6 Journal of Applied Mathematics 5 SIAM Journal on Optimization 5 Inverse Problems in Science and Engineering 4 Computer Methods in Applied Mechanics and Engineering 4 Inverse Problems 4 Applied Mathematics and Computation 4 Journal of Inverse and Ill-Posed Problems 4 Mathematical Methods of Operations Research 3 ZAMP. Zeitschrift für angewandte Mathematik und Physik 3 Operations Research Letters 3 Acta Mathematicae Applicatae Sinica. English Series 3 Japan Journal of Industrial and Applied Mathematics 3 European Journal of Operational Research 3 Mathematical Programming. Series A. Series B 3 Journal of Convex Analysis 3 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 3 Journal of Fixed Point Theory and Applications 3 Journal of Nonlinear Science and Applications 3 Open Mathematics 2 International Journal for Numerical Methods in Engineering 2 Journal of Differential Equations 2 Results in Mathematics 2 SIAM Journal on Control and Optimization 2 Acta Applicandae Mathematicae 2 Applied Mathematics Letters 2 Annals of Operations Research 2 Filomat 2 Taiwanese Journal of Mathematics 2 Journal of Applied Mechanics and Technical Physics 2 Acta Mathematica Scientia. Series B. (English Edition) 2 Journal of Applied Mathematics and Computing 2 Thai Journal of Mathematics 2 Journal of Industrial and Management Optimization 2 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 2 Afrika Matematika 2 Advances in Nonlinear Analysis 2 Advances in Operator Theory 1 Bulletin of the Australian Mathematical Society 1 Journal of Applied Mathematics and Mechanics 1 Journal of Computational Physics 1 Journal of the Franklin Institute 1 Ukrainian Mathematical Journal 1 Acta Mathematica Vietnamica 1 Functiones et Approximatio. Commentarii Mathematici 1 Fuzzy Sets and Systems 1 International Journal of Mathematics and Mathematical Sciences 1 Le Matematiche 1 Mathematics and Computers in Simulation 1 Monatshefte für Mathematik 1 Numerische Mathematik 1 Applied Mathematics and Mechanics. (English Edition) 1 Applied Numerical Mathematics 1 Computational Mechanics 1 Journal of Scientific Computing 1 Science in China. Series A 1 The Journal of Geometric Analysis 1 M\(^3\)AS. Mathematical Models & Methods in Applied Sciences 1 YUJOR. Yugoslav Journal of Operations Research 1 International Journal of Computer Mathematics 1 Journal of Elasticity 1 SIAM Journal on Applied Mathematics 1 SIAM Journal on Mathematical Analysis 1 Computational Statistics and Data Analysis 1 Computational Optimization and Applications 1 Set-Valued Analysis 1 Applied Mathematics. Series B (English Edition) 1 Applicationes Mathematicae 1 Top 1 Bulletin des Sciences Mathématiques 1 Advances in Differential Equations 1 Mathematical Problems in Engineering 1 Finance and Stochastics 1 Mathematics and Mechanics of Solids 1 Honam Mathematical Journal 1 Journal of Combinatorial Optimization 1 Communications in Contemporary Mathematics 1 Nonlinear Analysis. Real World Applications 1 Nonlinear Analysis. Modelling and Control 1 Mathematical Modelling and Analysis 1 Discrete and Continuous Dynamical Systems. Series B ...and 21 more Serials all top 5 Cited in 29 Fields 318 Operations research, mathematical programming (90-XX) 271 Calculus of variations and optimal control; optimization (49-XX) 105 Operator theory (47-XX) 81 Partial differential equations (35-XX) 59 Numerical analysis (65-XX) 52 Mechanics of deformable solids (74-XX) 32 General topology (54-XX) 27 Functional analysis (46-XX) 23 Global analysis, analysis on manifolds (58-XX) 21 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 19 Real functions (26-XX) 11 Ordinary differential equations (34-XX) 10 Systems theory; control (93-XX) 9 Biology and other natural sciences (92-XX) 7 Order, lattices, ordered algebraic structures (06-XX) 7 Convex and discrete geometry (52-XX) 5 Measure and integration (28-XX) 4 Probability theory and stochastic processes (60-XX) 4 Fluid mechanics (76-XX) 2 Number theory (11-XX) 2 Approximations and expansions (41-XX) 2 Integral equations (45-XX) 1 General and overarching topics; collections (00-XX) 1 Mathematical logic and foundations (03-XX) 1 Sequences, series, summability (40-XX) 1 Integral transforms, operational calculus (44-XX) 1 Statistics (62-XX) 1 Optics, electromagnetic theory (78-XX) 1 Classical thermodynamics, heat transfer (80-XX) Citations by Year