Edit Profile (opens in new tab) Čiegis, Raimondas Co-Author Distance Author ID: ciegis.raimondas Published as: Čiegis, Raimondas; Čiegis, R.; Chegis, R. Yu.; Chegis, R.; Čiegis, Raim.; Chegis, Rajmondas; Chegis, Raimondas; Ciegis, R.; Čiegis, Rajmondas; Ciegis, R. J.; Chegis, Raímondas; Chegis, Rajm Yu.; Čiegis, Rajm.; Čiegis, R. J.; Çiegis, R. more...less Homepage: https://www.vgtu.lt/fundamental-sciences/contacts/deparments-contacts/faculty-of... External Links: Wikidata · ResearchGate · Math-Net.Ru · IdRef Documents Indexed: 201 Publications since 1982, including 3 Books 5 Contributions as Editor Co-Authors: 87 Co-Authors with 159 Joint Publications 965 Co-Co-Authors all top 5 Co-Authors 43 single-authored 18 Čiegis, Remigijus 14 Suboč, Olga 12 Starikovičius, Vadimas 11 Štikonienė, Olga 10 Meilūnas, Mečislavas 10 Radziunas, Mindaugas 8 Jankevičiūtė, Gerda 8 Tumanova, Natalija 7 Bugajev, Andrej 7 Krylovas, Aleksandras 6 Laukaitytė, Inga 5 Buda, V. V. 5 Čiupaila, Regimantas 5 Iliev, Oleg P. 5 Kairytė, Genė 5 Leonavičienė, Teresė 5 Mirinavičius, Aleksas 4 Sapagovas, Mifodijus 4 Štikonas, Artūras 4 Waśniewski, Jerzy 4 Zlotnik, Alexander A. 3 Amiranashvili, Shalva 3 Baravykaitė, Milda 3 Gaspar, Francisco José 3 Jakušev, Aleksandr 3 Pakalnytė, Violeta 3 Pakenienė, Violeta 3 Rodrigo, Carmen 3 Šablinskas, Ramūnas 3 Shejbak, T. S. 3 Šilko, Galina 3 Skakauskas, Vladas 3 Vabishchevich, Pëtr Nikolaevich 3 Žilinskas, Julius 2 Abrashin, Vyacheslav Nikolaevich 2 Bandelow, Uwe 2 Ilgevičius, Audrius 2 Kishkis, K. Yu. 2 Kriauzienė, Rima 2 Lichtner, Mark 2 Norvajshas, S. A. 2 Pileckas, Konstantin 2 Ratė, Paulius 2 Shejbak, Tadeusz 2 Šimkevičius, Juozas 2 Steiner, Konrad 2 Šumskas, Vytenis 2 Trofimov, Vyacheslav A. 2 Zemitis, Aivars 1 Aleinikova, Tatyana 1 Alejnikova, T. G. 1 Bajarūnas, Eitvydas 1 Belevičius, Rimantas 1 Buikis, Andris 1 Busch, Kurt 1 Dapšys, Ignas 1 Dementev, A. S. 1 Dement’ev, Aleksandr 1 Dementjev, Aleksandr 1 Fitt, Alistair D. 1 Henty, David 1 Ivanauskas, Feliksas. F. 1 Jakusšev, Alexander 1 Kågström, Bo 1 Kanapenas, R. 1 Karalienė, Dovile 1 Katauskis, Pranas 1 Kir’yatskii, Eduard G. 1 Kiškis, Kȩstutis 1 Kvedaras, Bronius 1 Lakdawala, Zahra 1 Liess, Hans-Dieter 1 Navickas, Zenonas 1 Norvaišas, Saulyus 1 Pakalnite, V. 1 Panasenko, Grigory P. 1 Papastavrou, Areti 1 Petrushkyavichyus, R. 1 Printsypar, Galina 1 Ragulskis, Minvydas 1 Rief, Stefan 1 Šaltenienė, G. 1 Skirmantas, Rimantas 1 Slavinskis, N. 1 Stankus, Albinas 1 Volkas, Andrius 1 Zhadaeva, N. G. all top 5 Serials 37 Mathematical Modelling and Analysis 23 Lithuanian Mathematical Journal 21 Informatica (Vilnius) 18 Litovskiĭ Matematicheskiĭ Sbornik 18 Differentsial’nye Uravneniya i ikh Primenenie 8 Computational Methods in Applied Mathematics 6 Lietuvos Matematikos Rinkinys 5 Differential Equations 5 Nonlinear Analysis. Modelling and Control 4 Numerical Functional Analysis and Optimization 4 Differential Equations 2 Computers & Mathematics with Applications 2 Demonstratio Mathematica 2 Journal of Computational and Applied Mathematics 2 Applied Mathematics Letters 2 Computational Mathematics and Mathematical Physics 2 Central European Journal of Mathematics 2 International Journal of Numerical Analysis and Modeling 1 Journal of Computational Physics 1 ZAMP. Zeitschrift für angewandte Mathematik und Physik 1 Annali dell’Università di Ferrara. Nuova Serie. Sezione VII 1 Applied Mathematics and Computation 1 Applied Numerical Mathematics 1 Journal of Scientific Computing 1 Proceedings of the Estonian Academy of Sciences. Physics, Mathematics 1 Journal of Mathematical Chemistry 1 Communications in Nonlinear Science and Numerical Simulation 1 Journal of Nonlinear Mathematical Physics 1 Matematicheskoe Modelirovanie 1 Mathematics in Industry 1 Kinetic and Related Models 1 Open Mathematics 1 Springer Optimization and Its Applications all top 5 Fields 165 Numerical analysis (65-XX) 117 Partial differential equations (35-XX) 28 Optics, electromagnetic theory (78-XX) 26 Fluid mechanics (76-XX) 22 Classical thermodynamics, heat transfer (80-XX) 16 Ordinary differential equations (34-XX) 14 Biology and other natural sciences (92-XX) 11 Computer science (68-XX) 7 General and overarching topics; collections (00-XX) 5 Statistical mechanics, structure of matter (82-XX) 5 Operations research, mathematical programming (90-XX) 4 Approximations and expansions (41-XX) 3 Systems theory; control (93-XX) 2 Real functions (26-XX) 2 Calculus of variations and optimal control; optimization (49-XX) 2 Mechanics of deformable solids (74-XX) 1 Operator theory (47-XX) 1 Probability theory and stochastic processes (60-XX) 1 Game theory, economics, finance, and other social and behavioral sciences (91-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 85 Publications have been cited 392 times in 249 Documents Cited by ▼ Year ▼ Numerical solution of the heat conduction problem with an integral condition. Zbl 0578.65092 Chegis, R. Yu. 45 1984 Numerical approximation of one model of bacterial self-organization. Zbl 1338.65212 Čiegis, Raimondas; Bugajev, Andrej 24 2012 A monotonic finite-difference scheme for a parabolic problem with nonlocal conditions. Zbl 1030.65092 Čiegis, R.; Štikonas, A.; Štikonienė, O.; Suboč, O. 24 2002 Numerical solution of parabolic problems with nonlocal boundary conditions. Zbl 1211.65109 Čiegis, R.; Tumanova, N. 16 2010 Stationary problems with nonlocal boundary conditions. Zbl 1014.65076 Čiegis, R.; Štikonas, A.; Štikonienė, O.; Suboč, O. 14 2001 Numerical solutions of some nonlocal problems. Zbl 0631.65092 Sapagovas, M. P.; Chegis, R. Yu. 13 1987 Boundary-value problems with nonlocal conditions. Zbl 0641.34014 Sapagovas, M. P.; Chegis, R. Yu. 13 1987 On the difference schemes for problems with nonlocal boundary conditions. Zbl 0904.65083 Čiegis, Raimondas 11 1991 On compact high order finite difference schemes for linear Schrödinger problem on non-uniform meshes. Zbl 1310.65094 Radziunas, Mindaugas; Čiegis, Raimondas; Mirinavičius, Aleksas 11 2014 Numerical solution of hyperbolic heat conduction equation. Zbl 1175.80020 Čiegis, R. 10 2009 On stability analysis of finite difference schemes for generalized Kuramoto-Tsuzuki equation with nonlocal boundary conditions. Zbl 1488.65254 Leonavičienė, Teresė; Bugajev, Andrej; Jankevičiūtė, Gerda; Čiegis, Raimondas 9 2016 On parallel numerical algorithms for simulating industrial filtration problems. Zbl 1248.76108 Čiegis, R.; Iliev, O.; Lakdawala, Z. 7 2007 A “converse” stability condition is necessary for a compact higher order scheme on non-uniform meshes for the time-dependent Schrödinger equation. Zbl 1393.65019 Zlotnik, Alexander; Čiegis, Raimondas 7 2018 Investigation of difference schemes for a class of excitability models. Zbl 0772.65055 Chegis, Rajm Yu. 7 1992 Numerical solution of a problem with a small parameter at the highest derivative and a nonlocal condition. Zbl 0647.65054 Chegis, R. Yu. 6 1988 Economical difference schemes for the solution of a two-dimensional parabolic problem with an integral condition. Zbl 1095.65082 Čiegis, R. 6 2005 On the convergence in \(C\) norm of symmetric difference schemes for nonlinear evolution problems. Zbl 0794.65072 Čiegis, R. 6 1992 Parallel algorithms for three-dimensional parabolic and pseudoparabolic problems with different boundary conditions. Zbl 1314.65110 Čiegis, Raimondas; Suboč, Olga; Bugajev, Andrej 6 2014 Parallel numerical algorithms for 3D parabolic problem with nonlocal boundary condition. Zbl 1124.65304 Čiegis, Raimondas 5 2006 Two-level schemes of Cauchy problem method for solving fractional powers of elliptic operators. Zbl 1446.65062 Čiegis, Raimondas; Vabishchevich, Petr N. 5 2020 ADI scheme for partially dimension reduced heat conduction models. Zbl 1447.65046 Čiegis, R.; Panasenko, Grigory; Pileckas, Konstaninas; Šumskas, Vytenis 5 2020 On construction and analysis of finite difference schemes for pseudoparabolic problems with nonlocal boundary conditions. Zbl 1488.65230 Čiegis, Raimondas; Tumanova, Natalija 5 2014 High order compact finite difference schemes on nonuniform grids. Zbl 1395.65015 Čiegis, R.; Suboč, O. 5 2018 On some finite difference schemes for solution of hyperbolic heat conduction problems. Zbl 1236.65109 Čiegis, Raimondas; Mirinavičius, Aleksas 4 2011 Numerical algorithms for Schrödinger equation with artificial boundary conditions. Zbl 1197.65121 Čiegis, R.; Laukaitytė, Inga; Radziunas, Mindaugas 4 2009 On the difference scheme for a nonlinear diffusion-reaction-type problem. Zbl 0801.65083 Čiegis, R.; Meilūnas, M. 4 1993 Comparison of solvers for 2D Schrödinger problems. Zbl 1312.65133 Gaspar, F. J.; Rodrigo, C.; Čiegis, R.; Mirinavičius, A. 4 2014 Numerical analysis of the hyperbolic two-temperature model. Zbl 1211.65107 Čiegis, R.; Dement’ev, A.; Jankevičiūtė, G. 4 2008 On higher-order compact ADI schemes for the variable coefficient wave equation. Zbl 1510.65217 Zlotnik, Alexander; Čiegis, Raimondas 4 2022 Reduced order models based on POD method for Schrödinger equations. Zbl 1291.65266 Jankevičiūtė, Gerda; Leonavičienė, Teresė; Čiegis, Raimondas; Bugajev, Andrej 4 2013 Numerical simulation of nonlocal delayed feedback controller for simple bioreactors. Zbl 1485.93181 Čiegis, Raimondas; Suboč, Olga; Čiegis, Remigijus 4 2018 Comparison of split step solvers for multidimensional Schrödinger problems. Zbl 1393.65048 Čiegis, Raimondas; Mirinavičius, Aleksas; Radziunas, Mindaugas 4 2013 A compact higher-order finite-difference scheme for the wave equation can be strongly non-dissipative on non-uniform meshes. Zbl 1466.65088 Zlotnik, Alexander; Čiegis, Raimondas 4 2021 The robust finite-volume schemes for modeling nonclassical surface reactions. Zbl 1416.92195 Čiegis, Raimondas; Katauskis, Pranas; Skakauskas, Vladas 4 2018 Parallel variational iterative linear solvers. Zbl 1121.65029 Čiegis, Raim.; Čiegis, Rem.; Jakušev, A.; Šaltenienė, G. 3 2007 Numerical simulation of the heat conduction in electrical cables. Zbl 1137.80016 Çiegis, R.; Ilgevičius, A.; Liess, H.; Meilūnas, M.; Suboč, O. 3 2007 Effective numerical integration of traveling wave model for edge-emitting broad-area semiconductor lasers and amplifiers. Zbl 1259.78031 Čiegis, R.; Radziunas, M. 3 2010 Parallel algorithms for solution of nonlinear diffusion problems in image smoothing. Zbl 1073.65548 Čiegis, R.; Jakušev, A.; Krylovas, A.; Suboč, O. 3 2005 On convergence in the \(L_ 2\) norm of difference schemes for systems of parabolic partial differential equations. Zbl 0827.65084 Čiegis, Raimondas; Čiegis, Remigijus; Meilūnas, M. 3 1993 A parallel solver for the design of oil filters. Zbl 1301.76076 Starikovičius, Vadimas; Čiegis, Raimondas; Iliev, Oleg 3 2011 A model of multiple diffusion from a limited source. Zbl 0621.76097 Buda, V.; Chegis, R.; Sapagovas, M. 3 1986 On a general method for investigation of finite difference schemes. Zbl 0887.65097 Čiegis, Raimondas; Čiegis, Remigijus; Meilūnas, Mečislavas 3 1996 Parallel scientific computing and optimization. Advances and applications. Zbl 1151.65001 3 2009 High order numerical schemes for solving fractional powers of elliptic operators. Zbl 1440.65085 Čiegis, Raimondas; Vabishchevich, Petr N. 3 2020 An implementation of a parallel generalized branch and bound template. Zbl 1176.90652 Baravykaitė, M.; Čiegis, R. 2 2007 Finite-difference schemes for parabolic problems on graphs. Zbl 1218.65081 Čiegis, R.; Tumanova, N. 2 2010 Numerical simulation of the heat conduction in composite materials. Zbl 1195.80025 Čiegis, R.; Jankevičiūtė, G.; Suboč, O. 2 2010 On the stability of LOD difference schemes with respect to boundary conditions. Zbl 0904.65095 Čiegis, Raimondas; Kiškis, Kȩstutis 2 1994 Numerical algorithms for simulation of multisection lasers by using traveling wave model. Zbl 1157.78358 Čiegis, R.; Radziunas, M.; Lichtner, M. 2 2008 Mathematical modeling of wood drying process. Zbl 1109.76374 Čiegis, R.; Starikovičius, V. 2 2002 On numerical simulation of liquid polymer moulding. Zbl 1108.76327 Čiegis, R.; Iliev, O. 2 2003 Template realization of generalized branch and bound algorithm. Zbl 1138.90501 Baravykaitė, M.; Čiegis, R.; Žilinskas, J. 2 2005 Mathematical modeling of laser heating of metal. Spatial problem. Zbl 0782.35081 Čiegis, Raim.; Čiegis, Rem. 2 1991 Numerical methods for a class of generalized nonlinear Schrödinger equations. Zbl 1327.65156 Amiranashvili, Shalva; Čiegis, Raimondas; Radziunas, Mindaugas 2 2015 One application of the parallelization tool of Master-Slave algorithms. Zbl 1031.68146 Baravykaitė, Milda; Belevičius, Rimantas; Čiegis, Raimondas 2 2002 On the accuracy of some absorbing boundary conditions for the Schrödinger equation. Zbl 1488.65222 Bugajev, Andrej; Čiegis, Raimondas; Kriauzienė, Rima; Leonavičienė, Teresė; Žilinskas, Julius 2 2017 Numerical methods for accurate description of ultrashort pulses in optical fibers. Zbl 1508.78007 Amiranashvili, Shalva; Radziunas, Mindaugas; Bandelow, Uwe; Čiegis, Raimondas 2 2019 Modelling of the NO + CO reaction over inhomogeneous surfaces. Zbl 1410.92183 Skakauskas, V.; Katauskis, P.; Čiegis, R. 2 2018 Existence of nonstationary Poiseuille-type solutions under minimal regularity assumptions. Zbl 1475.35362 Pileckas, K.; Čiegis, R. 2 2020 Comparison of adaptive meshes for a singularly perturbed reaction-diffusion problem. Zbl 1259.65125 Bugajev, Andrej; Čiegis, Raimondas 2 2012 On construction and properties of compact 4th order finite-difference schemes for the variable coefficient wave equation. Zbl 1518.65096 Zlotnik, Alexander; Čiegis, Raimondas 2 2023 Numerical solution for the problem of laser heating of metals. Zbl 0657.65135 Kanapenas, R.; Norvajshas, S.; Petrushkyavichyus, R.; Chegis, R. 1 1988 Numerical solution of a problem with small parameter for the highest derivative and a nonlocal condition. Zbl 0664.65085 Chegis, R. Yu. 1 1988 Some integral estimates of the Green function. Zbl 0552.34030 Sapagovas, M.; Chegis, R. 1 1982 Stability analysis of implicit finite-difference schemes for parabolic problems on graphs. Zbl 1251.65121 Čiegis, R.; Tumanova, N. 1 2012 Numerical integration on distributed-memory parallel systems. Zbl 0913.65017 Čiegis, Raimondas; Šablinskas, Ramūnas; Waśniewski, Jerzy 1 1998 Semiimplicit schemes for nonlinear Schrödinger type equations. Zbl 0942.65096 Čiegis, Raimondas; Štikonienė, Olga 1 1998 Asymptotic approximation of hyperbolic weakly nonlinear systems. Zbl 0991.35069 Krylovas, A.; Čiegis, R. 1 2001 Numerical approximation of the weakly damped nonlinear Schrödinger equation. Zbl 0995.65087 Ciegis, R.; Pakeniene, V. 1 2001 Super-convergence of the a posteriori error estimators for finite-element solutions. Zbl 1038.65069 Čiegis, Raimondas 1 2003 Realistic performance prediction tool for the parallel block LU factorization algorithm. Zbl 1110.68542 Čiegis, Raimondas; Starikovičius, Vadimas 1 2003 A scheme for partitioning regular graphs. Zbl 1057.65514 Čiegis, R.; Šilko, G. 1 2002 A review of numerical asymptotic averaging for weakly nonlinear hyperbolic waves. Zbl 1097.35097 Krylovas, A.; Čiegis, R. 1 2004 Parallel numerical algorithms for optimization of electrical cables. Zbl 1160.80001 Čiegis, Raim.; Čiegis, Rem.; Meilūnas, M.; Jankevičiūtė, G.; Starikovičius, V. 1 2008 Parallel numerical algorithm for the traveling wave model. Zbl 1393.78016 Laukaitytė, Inga; Čiegis, Raimondas; Lichtner, Mark; Radziunas, Mindaugas 1 2009 Difference scheme for the computation of forced dispersion. Zbl 0615.65128 Chegis, R. Yu. 1 1986 A symmetric decomposition scheme for a Schrödinger problem. Zbl 1064.65088 Čiegis, R. 1 2003 Mathematical modeling of grain drying. Zbl 1087.80002 Čiegis, R.; Leonavičienė, T.; Skakauskas, V.; Suboč, O. 1 2003 Numerical solution of a stationary problem of nonlinear optics. Zbl 0708.65117 Čiegis, R.; Norvaišas, S.; Kairytė, G. 1 1990 Convergence in the \(C\)-norm of solutions to difference schemes for a nonlinear nonstationary diffusion-reaction problem. Zbl 0801.65088 Ciegis, R. J. 1 1992 Predictor-corrector domain decomposition algorithm for parabolic problems on graphs. Zbl 1246.65156 Tumanova, Natalija; Čiegis, Raimondas 1 2012 On stability analysis of finite-difference schemes for some parabolic problems with nonlocal boundary conditions. Zbl 1325.65129 Čiegis, Raimondas; Jankevičiūtė, Gerda; Leonavičienė, Teresė; Mirinavičius, Aleksas 1 2014 The finite difference scheme for mathematical modeling of wood drying process. Zbl 1004.80013 Čiegis, R.; Starikovičius, V. 1 2001 On global minimization in mathematical modelling of engineering applications. Zbl 1267.90182 Čiegis, Raimondas 1 2007 Numerical algorithms for solving the optimal control problem of simple bioreactors. Zbl 1447.35183 Čiegis, Raimondas; Čiegis, Remigijus 1 2019 On construction and properties of compact 4th order finite-difference schemes for the variable coefficient wave equation. Zbl 1518.65096 Zlotnik, Alexander; Čiegis, Raimondas 2 2023 On higher-order compact ADI schemes for the variable coefficient wave equation. Zbl 1510.65217 Zlotnik, Alexander; Čiegis, Raimondas 4 2022 A compact higher-order finite-difference scheme for the wave equation can be strongly non-dissipative on non-uniform meshes. Zbl 1466.65088 Zlotnik, Alexander; Čiegis, Raimondas 4 2021 Two-level schemes of Cauchy problem method for solving fractional powers of elliptic operators. Zbl 1446.65062 Čiegis, Raimondas; Vabishchevich, Petr N. 5 2020 ADI scheme for partially dimension reduced heat conduction models. Zbl 1447.65046 Čiegis, R.; Panasenko, Grigory; Pileckas, Konstaninas; Šumskas, Vytenis 5 2020 High order numerical schemes for solving fractional powers of elliptic operators. Zbl 1440.65085 Čiegis, Raimondas; Vabishchevich, Petr N. 3 2020 Existence of nonstationary Poiseuille-type solutions under minimal regularity assumptions. Zbl 1475.35362 Pileckas, K.; Čiegis, R. 2 2020 Numerical methods for accurate description of ultrashort pulses in optical fibers. Zbl 1508.78007 Amiranashvili, Shalva; Radziunas, Mindaugas; Bandelow, Uwe; Čiegis, Raimondas 2 2019 Numerical algorithms for solving the optimal control problem of simple bioreactors. Zbl 1447.35183 Čiegis, Raimondas; Čiegis, Remigijus 1 2019 A “converse” stability condition is necessary for a compact higher order scheme on non-uniform meshes for the time-dependent Schrödinger equation. Zbl 1393.65019 Zlotnik, Alexander; Čiegis, Raimondas 7 2018 High order compact finite difference schemes on nonuniform grids. Zbl 1395.65015 Čiegis, R.; Suboč, O. 5 2018 Numerical simulation of nonlocal delayed feedback controller for simple bioreactors. Zbl 1485.93181 Čiegis, Raimondas; Suboč, Olga; Čiegis, Remigijus 4 2018 The robust finite-volume schemes for modeling nonclassical surface reactions. Zbl 1416.92195 Čiegis, Raimondas; Katauskis, Pranas; Skakauskas, Vladas 4 2018 Modelling of the NO + CO reaction over inhomogeneous surfaces. Zbl 1410.92183 Skakauskas, V.; Katauskis, P.; Čiegis, R. 2 2018 On the accuracy of some absorbing boundary conditions for the Schrödinger equation. Zbl 1488.65222 Bugajev, Andrej; Čiegis, Raimondas; Kriauzienė, Rima; Leonavičienė, Teresė; Žilinskas, Julius 2 2017 On stability analysis of finite difference schemes for generalized Kuramoto-Tsuzuki equation with nonlocal boundary conditions. Zbl 1488.65254 Leonavičienė, Teresė; Bugajev, Andrej; Jankevičiūtė, Gerda; Čiegis, Raimondas 9 2016 Numerical methods for a class of generalized nonlinear Schrödinger equations. Zbl 1327.65156 Amiranashvili, Shalva; Čiegis, Raimondas; Radziunas, Mindaugas 2 2015 On compact high order finite difference schemes for linear Schrödinger problem on non-uniform meshes. Zbl 1310.65094 Radziunas, Mindaugas; Čiegis, Raimondas; Mirinavičius, Aleksas 11 2014 Parallel algorithms for three-dimensional parabolic and pseudoparabolic problems with different boundary conditions. Zbl 1314.65110 Čiegis, Raimondas; Suboč, Olga; Bugajev, Andrej 6 2014 On construction and analysis of finite difference schemes for pseudoparabolic problems with nonlocal boundary conditions. Zbl 1488.65230 Čiegis, Raimondas; Tumanova, Natalija 5 2014 Comparison of solvers for 2D Schrödinger problems. Zbl 1312.65133 Gaspar, F. J.; Rodrigo, C.; Čiegis, R.; Mirinavičius, A. 4 2014 On stability analysis of finite-difference schemes for some parabolic problems with nonlocal boundary conditions. Zbl 1325.65129 Čiegis, Raimondas; Jankevičiūtė, Gerda; Leonavičienė, Teresė; Mirinavičius, Aleksas 1 2014 Reduced order models based on POD method for Schrödinger equations. Zbl 1291.65266 Jankevičiūtė, Gerda; Leonavičienė, Teresė; Čiegis, Raimondas; Bugajev, Andrej 4 2013 Comparison of split step solvers for multidimensional Schrödinger problems. Zbl 1393.65048 Čiegis, Raimondas; Mirinavičius, Aleksas; Radziunas, Mindaugas 4 2013 Numerical approximation of one model of bacterial self-organization. Zbl 1338.65212 Čiegis, Raimondas; Bugajev, Andrej 24 2012 Comparison of adaptive meshes for a singularly perturbed reaction-diffusion problem. Zbl 1259.65125 Bugajev, Andrej; Čiegis, Raimondas 2 2012 Stability analysis of implicit finite-difference schemes for parabolic problems on graphs. Zbl 1251.65121 Čiegis, R.; Tumanova, N. 1 2012 Predictor-corrector domain decomposition algorithm for parabolic problems on graphs. Zbl 1246.65156 Tumanova, Natalija; Čiegis, Raimondas 1 2012 On some finite difference schemes for solution of hyperbolic heat conduction problems. Zbl 1236.65109 Čiegis, Raimondas; Mirinavičius, Aleksas 4 2011 A parallel solver for the design of oil filters. Zbl 1301.76076 Starikovičius, Vadimas; Čiegis, Raimondas; Iliev, Oleg 3 2011 Numerical solution of parabolic problems with nonlocal boundary conditions. Zbl 1211.65109 Čiegis, R.; Tumanova, N. 16 2010 Effective numerical integration of traveling wave model for edge-emitting broad-area semiconductor lasers and amplifiers. Zbl 1259.78031 Čiegis, R.; Radziunas, M. 3 2010 Finite-difference schemes for parabolic problems on graphs. Zbl 1218.65081 Čiegis, R.; Tumanova, N. 2 2010 Numerical simulation of the heat conduction in composite materials. Zbl 1195.80025 Čiegis, R.; Jankevičiūtė, G.; Suboč, O. 2 2010 Numerical solution of hyperbolic heat conduction equation. Zbl 1175.80020 Čiegis, R. 10 2009 Numerical algorithms for Schrödinger equation with artificial boundary conditions. Zbl 1197.65121 Čiegis, R.; Laukaitytė, Inga; Radziunas, Mindaugas 4 2009 Parallel scientific computing and optimization. Advances and applications. Zbl 1151.65001 3 2009 Parallel numerical algorithm for the traveling wave model. Zbl 1393.78016 Laukaitytė, Inga; Čiegis, Raimondas; Lichtner, Mark; Radziunas, Mindaugas 1 2009 Numerical analysis of the hyperbolic two-temperature model. Zbl 1211.65107 Čiegis, R.; Dement’ev, A.; Jankevičiūtė, G. 4 2008 Numerical algorithms for simulation of multisection lasers by using traveling wave model. Zbl 1157.78358 Čiegis, R.; Radziunas, M.; Lichtner, M. 2 2008 Parallel numerical algorithms for optimization of electrical cables. Zbl 1160.80001 Čiegis, Raim.; Čiegis, Rem.; Meilūnas, M.; Jankevičiūtė, G.; Starikovičius, V. 1 2008 On parallel numerical algorithms for simulating industrial filtration problems. Zbl 1248.76108 Čiegis, R.; Iliev, O.; Lakdawala, Z. 7 2007 Parallel variational iterative linear solvers. Zbl 1121.65029 Čiegis, Raim.; Čiegis, Rem.; Jakušev, A.; Šaltenienė, G. 3 2007 Numerical simulation of the heat conduction in electrical cables. Zbl 1137.80016 Çiegis, R.; Ilgevičius, A.; Liess, H.; Meilūnas, M.; Suboč, O. 3 2007 An implementation of a parallel generalized branch and bound template. Zbl 1176.90652 Baravykaitė, M.; Čiegis, R. 2 2007 On global minimization in mathematical modelling of engineering applications. Zbl 1267.90182 Čiegis, Raimondas 1 2007 Parallel numerical algorithms for 3D parabolic problem with nonlocal boundary condition. Zbl 1124.65304 Čiegis, Raimondas 5 2006 Economical difference schemes for the solution of a two-dimensional parabolic problem with an integral condition. Zbl 1095.65082 Čiegis, R. 6 2005 Parallel algorithms for solution of nonlinear diffusion problems in image smoothing. Zbl 1073.65548 Čiegis, R.; Jakušev, A.; Krylovas, A.; Suboč, O. 3 2005 Template realization of generalized branch and bound algorithm. Zbl 1138.90501 Baravykaitė, M.; Čiegis, R.; Žilinskas, J. 2 2005 A review of numerical asymptotic averaging for weakly nonlinear hyperbolic waves. Zbl 1097.35097 Krylovas, A.; Čiegis, R. 1 2004 On numerical simulation of liquid polymer moulding. Zbl 1108.76327 Čiegis, R.; Iliev, O. 2 2003 Super-convergence of the a posteriori error estimators for finite-element solutions. Zbl 1038.65069 Čiegis, Raimondas 1 2003 Realistic performance prediction tool for the parallel block LU factorization algorithm. Zbl 1110.68542 Čiegis, Raimondas; Starikovičius, Vadimas 1 2003 A symmetric decomposition scheme for a Schrödinger problem. Zbl 1064.65088 Čiegis, R. 1 2003 Mathematical modeling of grain drying. Zbl 1087.80002 Čiegis, R.; Leonavičienė, T.; Skakauskas, V.; Suboč, O. 1 2003 A monotonic finite-difference scheme for a parabolic problem with nonlocal conditions. Zbl 1030.65092 Čiegis, R.; Štikonas, A.; Štikonienė, O.; Suboč, O. 24 2002 Mathematical modeling of wood drying process. Zbl 1109.76374 Čiegis, R.; Starikovičius, V. 2 2002 One application of the parallelization tool of Master-Slave algorithms. Zbl 1031.68146 Baravykaitė, Milda; Belevičius, Rimantas; Čiegis, Raimondas 2 2002 A scheme for partitioning regular graphs. Zbl 1057.65514 Čiegis, R.; Šilko, G. 1 2002 Stationary problems with nonlocal boundary conditions. Zbl 1014.65076 Čiegis, R.; Štikonas, A.; Štikonienė, O.; Suboč, O. 14 2001 Asymptotic approximation of hyperbolic weakly nonlinear systems. Zbl 0991.35069 Krylovas, A.; Čiegis, R. 1 2001 Numerical approximation of the weakly damped nonlinear Schrödinger equation. Zbl 0995.65087 Ciegis, R.; Pakeniene, V. 1 2001 The finite difference scheme for mathematical modeling of wood drying process. Zbl 1004.80013 Čiegis, R.; Starikovičius, V. 1 2001 Numerical integration on distributed-memory parallel systems. Zbl 0913.65017 Čiegis, Raimondas; Šablinskas, Ramūnas; Waśniewski, Jerzy 1 1998 Semiimplicit schemes for nonlinear Schrödinger type equations. Zbl 0942.65096 Čiegis, Raimondas; Štikonienė, Olga 1 1998 On a general method for investigation of finite difference schemes. Zbl 0887.65097 Čiegis, Raimondas; Čiegis, Remigijus; Meilūnas, Mečislavas 3 1996 On the stability of LOD difference schemes with respect to boundary conditions. Zbl 0904.65095 Čiegis, Raimondas; Kiškis, Kȩstutis 2 1994 On the difference scheme for a nonlinear diffusion-reaction-type problem. Zbl 0801.65083 Čiegis, R.; Meilūnas, M. 4 1993 On convergence in the \(L_ 2\) norm of difference schemes for systems of parabolic partial differential equations. Zbl 0827.65084 Čiegis, Raimondas; Čiegis, Remigijus; Meilūnas, M. 3 1993 Investigation of difference schemes for a class of excitability models. Zbl 0772.65055 Chegis, Rajm Yu. 7 1992 On the convergence in \(C\) norm of symmetric difference schemes for nonlinear evolution problems. Zbl 0794.65072 Čiegis, R. 6 1992 Convergence in the \(C\)-norm of solutions to difference schemes for a nonlinear nonstationary diffusion-reaction problem. Zbl 0801.65088 Ciegis, R. J. 1 1992 On the difference schemes for problems with nonlocal boundary conditions. Zbl 0904.65083 Čiegis, Raimondas 11 1991 Mathematical modeling of laser heating of metal. Spatial problem. Zbl 0782.35081 Čiegis, Raim.; Čiegis, Rem. 2 1991 Numerical solution of a stationary problem of nonlinear optics. Zbl 0708.65117 Čiegis, R.; Norvaišas, S.; Kairytė, G. 1 1990 Numerical solution of a problem with a small parameter at the highest derivative and a nonlocal condition. Zbl 0647.65054 Chegis, R. Yu. 6 1988 Numerical solution for the problem of laser heating of metals. Zbl 0657.65135 Kanapenas, R.; Norvajshas, S.; Petrushkyavichyus, R.; Chegis, R. 1 1988 Numerical solution of a problem with small parameter for the highest derivative and a nonlocal condition. Zbl 0664.65085 Chegis, R. Yu. 1 1988 Numerical solutions of some nonlocal problems. Zbl 0631.65092 Sapagovas, M. P.; Chegis, R. Yu. 13 1987 Boundary-value problems with nonlocal conditions. Zbl 0641.34014 Sapagovas, M. P.; Chegis, R. Yu. 13 1987 A model of multiple diffusion from a limited source. Zbl 0621.76097 Buda, V.; Chegis, R.; Sapagovas, M. 3 1986 Difference scheme for the computation of forced dispersion. Zbl 0615.65128 Chegis, R. Yu. 1 1986 Numerical solution of the heat conduction problem with an integral condition. Zbl 0578.65092 Chegis, R. Yu. 45 1984 Some integral estimates of the Green function. Zbl 0552.34030 Sapagovas, M.; Chegis, R. 1 1982 all cited Publications top 5 cited Publications all top 5 Cited by 352 Authors 39 Čiegis, Raimondas 18 Ahmad, Bashir 18 Sapagovas, Mifodijus 17 Al-saedi, Ahmed Eid Salem 12 Štikonas, Artūras 11 Zlotnik, Alexander A. 10 Ntouyas, Sotiris K. 8 Çakır, Musa 6 Agarwal, Ravi P. 6 Čiupaila, Regimantas 6 Feng, Meiqiang 6 Radziunas, Mindaugas 6 Štikonienė, Olga 6 Tumanova, Natalija 6 Žilinskas, Julius 5 Arslan, Derya 5 Čiegis, Remigijus 5 Iliev, Oleg P. 5 Ivanauskas, Feliksas. F. 5 Laukaitytė, Inga 5 Liu, Lishan 5 Roman, Svetlana 5 Trofimov, Vyacheslav A. 5 Zhang, Xuemei 4 Amiraliyev, Gabil M. 4 Gaspar, Francisco José 4 Jakubėlienė, Kristina 4 Jankevičiūtė, Gerda 4 Kalis, Harijs 4 Khuddush, Mahammad 4 Lakdawala, Zahra 4 Meilūnas, Mečislavas 4 Printsypar, Galina 4 Rodrigo, Carmen 4 Skakauskas, Vladas 4 Vabishchevich, Pëtr Nikolaevich 3 Bugajev, Andrej 3 Hao, Xin’an 3 Kangro, Ilmārs 3 Leonavičienė, Teresė 3 Meškauskas, Tadas 3 Prasad, Kapula Rajendra 3 Pupalaigė, Kristina 3 Wu, Yonghong 2 Alsharif, Alaa 2 Amiranashvili, Shalva 2 Arrarás, Andres 2 Bankauskienė, Agnė 2 Berikelashvili, Givi 2 Bingelė, Kristina 2 Boucherif, Abdelkader 2 Buikis, Andris 2 Calo, Victor Manuel 2 Chattouh, Abdeldjalil 2 Dehghan Takht Fooladi, Mehdi 2 Gergel’, Viktor Pavlovich 2 Ghaffari, Rezvan 2 Ghoreishi, Farideh 2 Harizanov, Stanislav 2 Hundsdorfer, Willem H. 2 Jiang, Jiqiang 2 Kačeniauskas, Arnas 2 Khomeriki, Nodar 2 Kireeva, Olga 2 Kriauzienė, Rima 2 Lee, Eunkyoung 2 Loos, Florian 2 Margenov, Svetozar D. 2 Mesloub, Said 2 Mirinavičius, Aleksas 2 O’Regan, Donal 2 Panasenko, Grigory P. 2 Pang, Huihui 2 Pileckas, Konstantin 2 Portero, Laura 2 Romanova, Alla 2 Saoudi, Khaled 2 Selvam, A. George Maria 2 Şen, Erdoğan 2 Starikovičius, Vadimas 2 Suboč, Olga 2 Vutov, Yavor 1 Aboltins, Aivars 1 Aguero-Santacruz, Raul 1 Ahmed, Idris 1 Akbari, Rahman 1 Al-Mezel, Saleh Abdullah Rasheed 1 Al-Yami, Maryem 1 Alghamdi, Badrah 1 Alghanmi, Madeaha 1 Almalki, Nada 1 Alnahdi, Manal 1 Alruwaily, Ymnah 1 Alsulami, Hamed Hamdan 1 Alsulami, Mona 1 Alzabut, Jehad O. 1 Ambrazevičius, Algirdas 1 Amirali, Ilhame 1 Assolami, Afrah 1 Bahuguna, Dhirendra ...and 252 more Authors all top 5 Cited in 84 Serials 41 Mathematical Modelling and Analysis 27 Lithuanian Mathematical Journal 10 Advances in Difference Equations 10 Boundary Value Problems 8 Nonlinear Analysis. Modelling and Control 7 Applied Mathematics and Computation 7 Applied Numerical Mathematics 6 Computers & Mathematics with Applications 6 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 6 Numerical Functional Analysis and Optimization 5 Differential Equations 4 Journal of Computational Physics 4 Applied Mathematics Letters 4 Abstract and Applied Analysis 3 Mathematics and Computers in Simulation 3 Computational and Applied Mathematics 3 Communications in Nonlinear Science and Numerical Simulation 3 Qualitative Theory of Dynamical Systems 3 Journal of Applied Mathematics and Computing 2 Computer Methods in Applied Mechanics and Engineering 2 Chaos, Solitons and Fractals 2 BIT 2 Acta Applicandae Mathematicae 2 Journal of Scientific Computing 2 Applied Mathematical Modelling 2 Journal of Applied Mathematics 2 Central European Journal of Mathematics 2 Boletim da Sociedade Paranaense de Matemática. Terceira Série 2 Mediterranean Journal of Mathematics 2 Kinetic and Related Models 2 East Asian Mathematical Journal 2 Vestnik Udmurtskogo Universiteta. Matematika. Mekhanika. Komp’yuternye Nauki 2 Journal of Function Spaces 2 AIMS Mathematics 1 Indian Journal of Pure & Applied Mathematics 1 Mathematical Methods in the Applied Sciences 1 Mathematics of Computation 1 International Journal of Mathematics and Mathematical Sciences 1 Journal of Computational and Applied Mathematics 1 Quaestiones Mathematicae 1 Rendiconti del Circolo Matemàtico di Palermo. Serie II 1 Zeitschrift für Analysis und ihre Anwendungen 1 Journal of Computational Mathematics 1 Applications of Mathematics 1 Journal of Global Optimization 1 Computational Mathematics and Mathematical Physics 1 SIAM Journal on Applied Mathematics 1 Computational Optimization and Applications 1 Test 1 SIAM Journal on Scientific Computing 1 Filomat 1 Engineering Analysis with Boundary Elements 1 Journal of Mathematical Chemistry 1 Mathematical Problems in Engineering 1 Parallel Algorithms and Applications 1 Doklady Mathematics 1 International Journal of Computational Fluid Dynamics 1 Differential Equations and Dynamical Systems 1 ZAMM. Zeitschrift für Angewandte Mathematik und Mechanik 1 Fractional Calculus & Applied Analysis 1 Informatica (Vilnius) 1 Discrete Dynamics in Nature and Society 1 Communications de la Faculté des Sciences de l’Université d’Ankara. Séries A1. Mathematics and Statistics 1 Lobachevskii Journal of Mathematics 1 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 1 Waves in Random and Complex Media 1 Optimization Letters 1 Communications in Computational Physics 1 Mathematical Modelling of Natural Phenomena 1 Journal of Nonlinear Science and Applications 1 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 1 Symmetry 1 International Journal of Advances in Engineering Sciences and Applied Mathematics 1 Afrika Matematika 1 Numerical Algebra, Control and Optimization 1 Advances in Nonlinear Analysis 1 Advances in Mathematics. Scientific Journal 1 International Journal of Partial Differential Equations 1 Iranian Journal of Numerical Analysis and Optimization 1 Computational Methods for Differential Equations 1 International Journal of Applied and Computational Mathematics 1 Open Mathematics 1 Philosophical Transactions of the Royal Society of London. A. Mathematical, Physical and Engineering Sciences 1 Journal of Siberian Federal University. Mathematics & Physics all top 5 Cited in 30 Fields 137 Numerical analysis (65-XX) 105 Partial differential equations (35-XX) 87 Ordinary differential equations (34-XX) 29 Operator theory (47-XX) 19 Fluid mechanics (76-XX) 16 Real functions (26-XX) 14 Optics, electromagnetic theory (78-XX) 12 Classical thermodynamics, heat transfer (80-XX) 9 Integral equations (45-XX) 8 Difference and functional equations (39-XX) 8 Biology and other natural sciences (92-XX) 7 Operations research, mathematical programming (90-XX) 6 Mechanics of deformable solids (74-XX) 4 Computer science (68-XX) 3 Approximations and expansions (41-XX) 2 Linear and multilinear algebra; matrix theory (15-XX) 2 Special functions (33-XX) 2 Functional analysis (46-XX) 2 Calculus of variations and optimal control; optimization (49-XX) 2 Quantum theory (81-XX) 2 Statistical mechanics, structure of matter (82-XX) 2 Systems theory; control (93-XX) 1 Combinatorics (05-XX) 1 Algebraic geometry (14-XX) 1 Harmonic analysis on Euclidean spaces (42-XX) 1 Probability theory and stochastic processes (60-XX) 1 Statistics (62-XX) 1 Mechanics of particles and systems (70-XX) 1 Relativity and gravitational theory (83-XX) 1 Information and communication theory, circuits (94-XX) Citations by Year Wikidata Timeline The data are displayed as stored in Wikidata under a Creative Commons CC0 License. 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