Edit Profile (opens in new tab) Górniewicz, Lech Compute Distance To: Compute Author ID: gorniewicz.lech Published as: Górniewicz, Lech; Górniewicz, L.; Gorniewicz, Lech; Gorniewicz, L.; Gòrniewicz, Lech; Gòrniewicz, L. more...less External Links: MGP · Wikidata · IdRef Documents Indexed: 134 Publications since 1970, including 6 Books 4 Contributions as Editor Reviewing Activity: 203 Reviews Co-Authors: 43 Co-Authors with 113 Joint Publications 1,638 Co-Co-Authors all top 5 Co-Authors 25 single-authored 27 Andres, Jan 23 Ntouyas, Sotiris K. 19 Benchohra, Mouffak 12 Ouahab, Abdelghani 8 O’Regan, Donal 7 Granas, Andrzej 6 Kryszewski, Wojciech 6 Nistri, Paolo 5 Djebali, Smail 5 Gatsori, Efrosini P. 5 Ślosarski, Mirosław 4 Fournier, Gilles 4 Gabor, Grzegorz 4 Jezierski, Jerzy 3 Abbas, Said 3 Bielawski, Roger 3 Bryszewski, Jozef 3 De Blasi, Francesco Saverio 3 Gęba, Kazimierz 3 Pianigiani, Giulio 3 Plaskacz, Sławomir 2 Belmekki, Mohammed 2 Kaczynski, Tomasz 2 Marano, Salvatore Angelo 2 Pruszko, Tadeusz 2 Rozpłoch-Nowakowska, Danuta 1 Agarwal, Ravi P. 1 Arara, Amaria 1 Brown, Robert F. 1 Dylawerski, Grzegorz 1 Fišer, Jiří 1 Frigon, Marlène 1 Fryszkowski, Andrzej 1 Furi, Massimo 1 Ingarden, Roman Stanislaw 1 Jiang, Boju 1 Kucharski, Zygfryd 1 Lassonde, Marc 1 Lewicka, Marta 1 Peitgen, Heinz-Otto 1 Schmidt, Mirosław 1 Sficas, G. Y. 1 Zecca, Pietro all top 5 Serials 12 Topological Methods in Nonlinear Analysis 8 Fixed Point Theory 6 Bulletin de l’Académie Polonaise des Sciences, Série des Sciences Mathématiques, Astronomiques et Physiques 4 Journal of Mathematical Analysis and Applications 4 Reports on Mathematical Physics 4 Fundamenta Mathematicae 3 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 3 Topology and its Applications 3 Zeitschrift für Analysis und ihre Anwendungen 3 Journal de Mathématiques Pures et Appliquées. Neuvième Série 3 Bulletin of the Polish Academy of Sciences, Mathematics 3 Nonlinear Analysis Forum 3 Fixed Point Theory and Applications 3 Lecture Notes in Nonlinear Analysis 2 Archivum Mathematicum 2 Dynamic Systems and Applications 2 Bulletin de l’Académie Polonaise des Sciences. Série des Sciences Mathématiques 2 Comptes Rendus de l’Académie des Sciences. Série I 2 International Journal of Bifurcation and Chaos in Applied Sciences and Engineering 2 Journal of Nonlinear and Convex Analysis 2 Discussiones Mathematicae. Differential Inclusions, Control and Optimization 2 Matematychnyĭ Visnyk Naukovogo Tovarystva Im. Shevchenka 1 Applicable Analysis 1 Bulletin of the Australian Mathematical Society 1 Rocky Mountain Journal of Mathematics 1 Annales Polonici Mathematici 1 Annales des Sciences Mathématiques du Québec 1 Control and Cybernetics 1 Dissertationes Mathematicae 1 Mathematische Nachrichten 1 Mathematica Slovaca 1 Numerical Functional Analysis and Optimization 1 Proceedings of the American Mathematical Society 1 Transactions of the American Mathematical Society 1 Mathematical and Computer Modelling 1 Panamerican Mathematical Journal 1 Bulletin of the Institute of Mathematics. Academia Sinica 1 Serdica 1 Bollettino della Unione Matemàtica Italiana. Serie VII. A 1 Bollettino della Unione Matemàtica Italiana. Serie VII. B 1 Analele Științifice ale Universității Al. I. Cuza din Iași. Serie Nouă. Matematică 1 Set-Valued Analysis 1 Zeszyty Naukowe Uniwersytetu Jagiellońskiego. Universitatis Iagellonicae Acta Mathematica 1 Opuscula Mathematica 1 Matematychni Studiï 1 Journal of Computational Analysis and Applications 1 Annales Mathematicae Silesianae 1 Dynamics of Continuous, Discrete & Impulsive Systems. Series A. Mathematical Analysis 1 Scientiae Mathematicae Japonicae 1 Banach Center Publications 1 De Gruyter Series in Nonlinear Analysis and Applications 1 Mathematics and its Applications (Dordrecht) 1 JP Journal of Fixed Point Theory and Applications 1 Set-Valued and Variational Analysis 1 Libertas Mathematica. New Series 1 Nonlinear Analysis. Theory, Methods & Applications all top 5 Fields 64 Ordinary differential equations (34-XX) 61 Operator theory (47-XX) 58 Algebraic topology (55-XX) 53 General topology (54-XX) 15 Systems theory; control (93-XX) 9 Dynamical systems and ergodic theory (37-XX) 7 Partial differential equations (35-XX) 7 Calculus of variations and optimal control; optimization (49-XX) 5 Global analysis, analysis on manifolds (58-XX) 4 General and overarching topics; collections (00-XX) 4 Real functions (26-XX) 3 Measure and integration (28-XX) 1 History and biography (01-XX) 1 Approximations and expansions (41-XX) 1 Integral equations (45-XX) 1 Convex and discrete geometry (52-XX) 1 Manifolds and cell complexes (57-XX) 1 Computer science (68-XX) 1 Statistical mechanics, structure of matter (82-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 110 Publications have been cited 1,082 times in 693 Documents Cited by ▼ Year ▼ Topological fixed point theory of multivalued mappings. Zbl 0937.55001Górniewicz, Lech 151 1999 Topological fixed point theory of multivalued mappings. 2nd ed. Zbl 1107.55001Górniewicz, Lech 110 2006 Topological fixed point principles for boundary value problems. Zbl 1029.55002Andres, Jan; Górniewicz, Lech 93 2003 On the homotopy method in the fixed point index theory of multi-valued mappings of compact absolute neighborhood retracts. Zbl 0757.54019Górniewicz, Lech; Granas, Andrzej; Kryszewski, Wojciech 42 1991 Boundary value problems on infinite intervals. Zbl 0936.34023Andres, Jan; Gabor, Grzegorz; Górniewicz, Lech 32 1999 Some general theorems in coincidence theory. I. Zbl 0482.55002Gorniewicz, Lech; Granas, Andrzej 28 1981 Controllability of semilinear differential equations and inclusions via semigroup theory in Banach spaces. Zbl 1185.93016Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 24 2005 Controllability results for impulsive functional differential inclusions. Zbl 1130.93310Benchohra, M.; Górniewicz, L.; Ntouyas, S. K.; Ouahab, A. 22 2004 Solution sets for differential equations and inclusions. Zbl 1258.34002Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 21 2013 Homological methods in fixed-point theory of multi-valued maps. Zbl 0324.55002Gorniewicz, Lech 21 1976 Topological degree and periodic solutions of differential inclusions. Zbl 0936.34009De Blasi, Francesco S.; Górniewicz, Lech; Pianigiani, Giulio 21 1999 On the solution sets of differential inclusions. Zbl 0609.34012Górniewicz, Lech 20 1986 Approximation and fixed points for compositions of \(R_ \delta\)-maps. Zbl 0793.54015Górniewicz, Lech; Lassonde, Marc 19 1994 Topological approach to differential inclusions. Zbl 0834.34022Górniewicz, Lech 17 1995 First-order periodic impulsive semilinear differential inclusions: existence and structure of solution sets. Zbl 1202.34110Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 16 2010 Topological structure of solution sets to multi-valued asymptotic problems. Zbl 0974.34045Andres, J.; Gabor, G.; Górniewicz, L. 16 2000 Existence theory for impulsive partial hyperbolic functional differential equations involving the Caputo fractional derivative. Zbl 1200.26004Abbas, Saïd; Benchohra, Mouffak; Gòrniewicz, Lech 14 2010 Existence and controllability results for first-and second-order functional semilinear differential inclusions with nonlocal conditions. Zbl 1123.34061Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 14 2007 A generalized Nielsen number and multiplicity results for differential inclusions. Zbl 0940.55007Andres, Jan; Górniewicz, Lech; Jezierski, Jerzy 12 2000 Random topological degree and random differential inclusions. Zbl 1286.37053Andres, Jan; Górniewicz, Lech 12 2012 The Lefschetz fixed point theorem for multi-valued maps of nonmetrizable spaces. Zbl 0342.55006Fournier, Gilles; Gorniewicz, Lech 11 1976 Topological essentiality and differential inclusions. Zbl 0755.34013Gorniewicz, Lech; Slosarski, Miroslaw 11 1992 Relative versions of the multivalued Lefschetz and Nielsen theorems and their application to admissible semi-flows. Zbl 0991.47040Andres, Jan; Górniewicz, Lech; Jezierski, Jerzy 10 2000 Sur la méthode de l’homotopie dans la théorie des point fixes pour les applications multivoques. I: Transversalité topologique. (On the homotopy method in fixed point theory for multivalued maps. I: Topological transversality). Zbl 0665.54030Górniewicz, Lech; Granas, Andrzej; Kryszewski, Wojciech 10 1988 Controllability results for nondensely defined semilinear functional differential equations. Zbl 1101.93007Benchohra, M.; Górniewicz, L.; Ntouyas, S. K.; Ouahab, A. 10 2006 Sur la méthode de l’homotopie dans la théorie des points fixes pour les applications multivoques. II: L’indice dans les ANR-s compacts. (On the homotopy method in the fixed point theory for set-valued maps. II: The index in compact ANR-s). Zbl 0678.54033Górniewicz, Lech; Granas, Andrzej; Kryszewski, Wojciech 10 1989 Topological approach to differential inclusions on closed subset of \(\mathbb{R}{}^ n\). Zbl 0747.34013Bielawski, R.; Górniewicz, L.; Plaskacz, S. 10 1992 The Lefschetz fixed point theory for morphisms in topological vector spaces. Zbl 1031.55002Górniewicz, Lech; Rozpłoch-Nowakowska, Danuta 10 2002 A Lefschetz-type fixed point theorem. Zbl 0306.55007Gorniewicz, L. 10 1975 Acyclicity of solution sets to functional inclusions. Zbl 1012.34011Andres, Jan; Gabor, Grzegorz; Górniewicz, Lech 10 2002 Topological structure of solution sets for impulsive differential inclusions in Fréchet spaces. Zbl 1215.34070Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 9 2011 Existence and structure of solution sets for impulsive differential inclusions. A survey. Zbl 1250.34002Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 9 2012 Topological structure of solution sets: current results. Zbl 1090.54014Górniewicz, Lech 8 2000 Controllability results for first and second order evolution inclusions with nonlocal conditions. Zbl 1104.93015Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 8 2006 Generalized topological essentiality and coincidence points of multivalued maps. Zbl 1182.54052Gabor, Grzegorz; Górniewicz, Lech; Ślosarski, Mirosław 8 2009 Periodic points of multivalued mappings with applications to differential inclusions on tori. Zbl 1034.34014Andres, Jan; Górniewicz, Lech; Jezierski, Jerzy 8 2003 Controllability results for evolution inclusions with non-local conditions. Zbl 1052.34073Benchohra, M.; Gatsori, E. P.; Górniewicz, L.; Ntouyas, S. K. 8 2003 Controllability of some nonlinear systems in Banach spaces (the fixed point theory approach). Zbl 1059.49001Benchohra, Mofak; Górniewicz, Lech; Ntouyas, Sotiris 8 2003 On the Banach contraction principle for multivalued mappings. Zbl 1019.47042Andres, Jan; Górniewicz, Lech 7 2001 Functional differential equations with fractional order and infinite delay. Zbl 1162.26302Belmekki, Mohammed; Benchohra, Mouffak; Gòrniewicz, Lech 7 2008 Filippov-Ważewski theorems and structure of solution sets for first order impulsive semilinear functional differential inclusions. Zbl 1182.34087Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 7 2008 Note on topological degree for monotone-type multivalued maps. Zbl 1118.47051Andres, J.; Górniewicz, L. 7 2006 Coincidence of k-set contraction pairs. Zbl 0578.55002Górniewicz, L.; Kucharski, Z. 6 1985 On the set of solutions of the Darboux problem for some hyperbolic equations. Zbl 0478.35076Gorniewicz, Lech; Pruszko, Tadeusz 6 1980 A fixed point index approach to some differential equations. Zbl 0685.55001Bielawski, R.; Górniewicz, L. 6 1989 Fixed points of contractive multivalued maps. Zbl 0863.47040Górniewicz, L.; Marano, S. A.; Ślosarski, M. 6 1996 Periodic solutions of differential inclusions in \(\mathbb{R}^ n\). Zbl 0798.34018Górniewicz, Lech; Plaskacz, Sławomir 6 1993 Controllability on infinite time horizon for first- and second-order functional differential inlcusions in Banach spaces. Zbl 1020.93004Benchohra, Mouffak; Górniewicz, Lech; Ntouyas, Sotiris K. 6 2001 Nondensely defined evolution impulsive differential equations with nonlocal conditions. Zbl 1060.34027Benchohra, M.; Gatsori, E. P.; Górniewicz, L.; Ntouyas, S. K. 6 2003 On a theorem of C. Bowszyc concerning the relative-version of the Lefschetz fixed point theorem. Zbl 0588.55001Górniewicz, Lech; Granas, Andrzej 5 1985 Existence results for semilinear functional differential inclusions with infinite delay. Zbl 1079.34061Gatsori, E. P.; Górniewicz, L.; Ntouyas, S. K.; Sficas, G. Y. 5 2005 Noncompact version of the multivalued Nielsen theory and its application to differential inclusions. Zbl 1095.47502Andres, Jan; Górniewicz, Lech; Jezierski, Jerzy 5 1998 The Lefschetz fixed point theorem for some non-compact multi-valued maps. Zbl 0342.55007Fournier, Gilles; Gorniewicz, Lech 5 1977 Fixed point theorems for multi-valued mappings of the absolute neighbourhood retracts. Zbl 0203.25203Górniewicz, L.; Granas, A. 5 1970 Handbook of topological fixed point theory. Zbl 1067.55001 5 2005 Mixed semicontinuous mappings and their applications to differential inclusions. Zbl 0979.34006Fryszkowski, Andrzej; Górniewicz, Lech 4 2000 Note on nonejective topological fractals on Peano’s continua. Zbl 1304.54068Andres, Jan; Górniewicz, Lech 4 2014 A Poincaré type coincidence theorem for multi-valued maps. Zbl 0332.54016Bryszewski, J.; Gorniewicz, L. 4 1976 On essential fixed points of compact mappings on arbitrary absolute neighborhood retracts and their application to multivalued fractals. Zbl 1336.37018Andres, Jan; Górniewicz, Lech 4 2016 Topology of morphisms and fixed point problems for set-valued maps. Zbl 0760.54030Górniewicz, Lech; Granas, Andrzej 4 1991 A remark on Krasnosel’skij’s translation operator along trajectories of ordinary differential equations. Zbl 0533.34033Dylawerski, G.; Górniewicz, L. 3 1983 Existence results for first and second order semilinear impulsive differential inclusions. Zbl 1097.34046Górniewicz, Lech; Ntouyas, Sotiris K.; O’Regan, Donal 3 2005 Periodic solutions of dissipative systems revisited. Zbl 1130.34318Andres, Jan; Górniewicz, Lech 3 2006 Existence results for first and second order semilinear differential inclusions with nonlocal conditions. Zbl 1131.34045Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 3 2007 On the Schauder fixed point theorem. Zbl 0852.55005Górniewicz, Lech; Rozpłoch-Nowakowska, Danuta 3 1996 On the fixed point set of multivalued contractions. Zbl 0883.47069Górniewicz, L.; Marano, S. A. 3 1996 From the Schauder fixed-point theorem to the applied multivalued Nielsen theory. Zbl 0958.34015Andres, Jan; Górniewicz, Lech 3 1999 Multi-valued maps of subsets of Euclidean spaces. Zbl 0355.55013Bryszewski, J.; Gorniewicz, L. 3 1976 Controllability of neutral functional differential and integrodifferential inclusions in Banach spaces with nonlocal conditions. Zbl 1040.93005Benchohra, M.; Górniewicz, L.; Ntouyas, S. K. 3 2002 Existence results for impulsive hyperbolic differential inclusions. Zbl 1047.34071Benchohra, M.; Gòrniewicz, L.; Ntouyas, S. K.; Ouahab, A. 3 2003 Impulsive hyperbolic differential inclusions with variable times. Zbl 1050.35159Benchohra, M.; Górniewicz, L.; Ntouyas, S. K.; Ouahab, A. 3 2003 Present state of the Brouwer fixed point theorem for multivalued mappings. Zbl 1079.54522Górniewicz, Lech 2 1998 Some applications of the Leray-Schauder alternative to differential equations. Zbl 0595.34002Bielawski, R.; Gorniewicz, L. 2 1986 Fixed point index and ejective fixed points of compact absorbing contraction multivalued mappings. Zbl 1325.55002Andres, Jan; Górniewicz, Lech 2 2015 On the Lefschetz coincidence theorem. Zbl 0477.55004Gorniewicz, Lech 2 1981 Fixed points of mapping in Klee admissible spaces. Zbl 1194.47062Górniewicz, Lech; Ślosarski, Mirosław 2 2007 Extension theorems and topological essentiality in \(\alpha\)-weakly convex metric spaces. Zbl 1188.54009de Blasi, F. S.; Górniewicz, L.; Pianigiani, G. 2 2009 Once more on the Lefschetz fixed point theorem. Zbl 1122.55002Górniewicz, Lech; Ślosarski, Mirosław 2 2007 Controllability of evolution inclusions in Banach spaces with nonlocal conditions. Zbl 1395.93116Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 2 2007 Differential inclusions and implicit equations on closed subsets of \(\mathbb{R}^ n\). Zbl 0846.34011Frigon, Marlène; Górniewicz, Lech; Kaczynski, Tomasz 2 1996 Partially dissipative periodic processes. Zbl 0845.34026Andres, Jan; Górniewicz, Lech; Lewicka, Marta 2 1996 Feedback stability of closed sets for nonlinear control systems. Zbl 0944.93002Górniewicz, Lech; Nistri, Paolo 2 2000 Fixed point theorems for multi-valued maps of subsets of Euclidean spaces. Zbl 0409.55002Gorniewicz, Lech 2 1979 Recent results on the topological fixed point theory of multivalued mappings: a survey. Zbl 1338.54001Andres, Jan; Górniewicz, Lech 2 2015 Some consequences of the Lefschetz fixed point theorem for multi-valued maps. Zbl 0249.54022Gorniewicz, L. 2 1973 Remarks on the Lefschetz fixed point theorem. Zbl 0267.55009Gorniewicz, L. 2 1973 Existence results for nondensely defined impulsive semilinear functional differential equations. Zbl 1051.34068Benchohra, M.; Górniewicz, L.; Ntouyas, S. K.; Ouahab, A. 2 2003 Aronszajn type results for Volterra equations and inclusions. Zbl 1064.45010Agarwal, Ravi P.; Górniewicz, Lech; O’Regan, Donal 2 2004 Fractional order impulsive partial hyperbolic differential inclusions with variable times. Zbl 1269.26002Abbas, Saïd; Benchohra, Mouffak; Górniewicz, Lech 1 2011 Topological essentiality and nonlinear boundary value control problems. Zbl 0935.34016Górniewicz, Lech; Nistri, Paolo 1 1999 An application of the topological degree theory to the study of the Darboux problem for hyperbolic equations. Zbl 0452.35074Bryszewski, J.; Gorniewicz, L.; Pruszko, T. 1 1980 Controllability results for nondensely defined evolution impulsive differential inclusions with nonlocal conditions. Zbl 1075.93003Gatsori, E. P.; Górniewicz, L.; Ntouyas, S. K. 1 2005 Shape as an information-thermodynamical concept and the pattern recognition problem. Zbl 0713.55006Ingarden, Roman S.; Górniewicz, Lech 1 1990 Fixed point theorems on admissible multiretracts applicable to dynamical systems. Zbl 1237.37024Andres, Jan; Górniewicz, Lech 1 2011 Controllability results for semilinear functional differential inclusions with unbounded delay. Zbl 1150.34594Arara, Amaria; Benchohra, Mouffak; Górniewicz, Lech; Ouahab, Abdelghani 1 2006 Existence results for nondensely defined impulsive semilinear functional differential inclusions with infinite delay. Zbl 1141.34050Benchohra, Mouffak; Górniewicz, Lech 1 2007 Topological degree theory for acyclic mappings related to the bifurcation problem. Zbl 0760.55002Górniewicz, Lech; Kryszewski, Wojciech 1 1992 Bifurcation invariants for acyclic mappings. Zbl 0831.55001Górniewicz, Lech; Kryszewski, Wojciech 1 1992 An invariance problem for control systems with deterministic uncertainty. Zbl 0867.93041Górniewicz, Lech; Nistri, Paolo 1 1996 Some fixed point theorems of a Krasnosel’skii type and application to differential inclusions. Zbl 1341.47070Górniewicz, Lech; Ouahab, Abelghani 1 2016 Implicit differential inclusions with acyclic right-hand sides: an essential fixed points approach. Zbl 1456.34015Andres, Jan; Górniewicz, Lech 1 2017 On essential fixed points of compact mappings on arbitrary absolute neighborhood retracts and their application to multivalued fractals. Zbl 1336.37018Andres, Jan; Górniewicz, Lech 4 2016 Some fixed point theorems of a Krasnosel’skii type and application to differential inclusions. Zbl 1341.47070Górniewicz, Lech; Ouahab, Abelghani 1 2016 Note on essential fixed points of approximable multivalued mappings. Zbl 1372.55002Andres, Jan; Górniewicz, Lech 1 2016 Fixed point index and ejective fixed points of compact absorbing contraction multivalued mappings. Zbl 1325.55002Andres, Jan; Górniewicz, Lech 2 2015 Recent results on the topological fixed point theory of multivalued mappings: a survey. Zbl 1338.54001Andres, Jan; Górniewicz, Lech 2 2015 Note on nonejective topological fractals on Peano’s continua. Zbl 1304.54068Andres, Jan; Górniewicz, Lech 4 2014 Solution sets for differential equations and inclusions. Zbl 1258.34002Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 21 2013 On the Lefschetz fixed point theorem for random multivalued mappings. Zbl 1301.55001Andres, Jan; Górniewicz, Lech 1 2013 Random topological degree and random differential inclusions. Zbl 1286.37053Andres, Jan; Górniewicz, Lech 12 2012 Existence and structure of solution sets for impulsive differential inclusions. A survey. Zbl 1250.34002Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 9 2012 Differential inclusions – the theory initiated by Cracow Mathematical School. Zbl 1263.34003Górniewicz, Lech 1 2012 Topological structure of solution sets for impulsive differential inclusions in Fréchet spaces. Zbl 1215.34070Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 9 2011 Fractional order impulsive partial hyperbolic differential inclusions with variable times. Zbl 1269.26002Abbas, Saïd; Benchohra, Mouffak; Górniewicz, Lech 1 2011 Fixed point theorems on admissible multiretracts applicable to dynamical systems. Zbl 1237.37024Andres, Jan; Górniewicz, Lech 1 2011 First-order periodic impulsive semilinear differential inclusions: existence and structure of solution sets. Zbl 1202.34110Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 16 2010 Existence theory for impulsive partial hyperbolic functional differential equations involving the Caputo fractional derivative. Zbl 1200.26004Abbas, Saïd; Benchohra, Mouffak; Gòrniewicz, Lech 14 2010 Fractional order impulsive partial hyperbolic functional differential equations with variable times and state-dependent delay. Zbl 1289.26009Abbas, Saïd; Benchohra, Mouffak; Gorniewicz, Lech 1 2010 Generalized topological essentiality and coincidence points of multivalued maps. Zbl 1182.54052Gabor, Grzegorz; Górniewicz, Lech; Ślosarski, Mirosław 8 2009 Extension theorems and topological essentiality in \(\alpha\)-weakly convex metric spaces. Zbl 1188.54009de Blasi, F. S.; Górniewicz, L.; Pianigiani, G. 2 2009 Functional differential equations with fractional order and infinite delay. Zbl 1162.26302Belmekki, Mohammed; Benchohra, Mouffak; Gòrniewicz, Lech 7 2008 Filippov-Ważewski theorems and structure of solution sets for first order impulsive semilinear functional differential inclusions. Zbl 1182.34087Djebali, Smaïl; Górniewicz, Lech; Ouahab, Abdelghani 7 2008 Existence results for semilinear perturbed functional differential inclusions with infinite delay. Zbl 1293.34076Belmekki, M.; Benchohra, M.; Gòrniewicz, L.; Ntouyas, S. K. 1 2008 Existence and controllability results for first-and second-order functional semilinear differential inclusions with nonlocal conditions. Zbl 1123.34061Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 14 2007 Existence results for first and second order semilinear differential inclusions with nonlocal conditions. Zbl 1131.34045Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 3 2007 Fixed points of mapping in Klee admissible spaces. Zbl 1194.47062Górniewicz, Lech; Ślosarski, Mirosław 2 2007 Once more on the Lefschetz fixed point theorem. Zbl 1122.55002Górniewicz, Lech; Ślosarski, Mirosław 2 2007 Controllability of evolution inclusions in Banach spaces with nonlocal conditions. Zbl 1395.93116Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 2 2007 Existence results for nondensely defined impulsive semilinear functional differential inclusions with infinite delay. Zbl 1141.34050Benchohra, Mouffak; Górniewicz, Lech 1 2007 Topological fixed point theory of multivalued mappings. 2nd ed. Zbl 1107.55001Górniewicz, Lech 110 2006 Controllability results for nondensely defined semilinear functional differential equations. Zbl 1101.93007Benchohra, M.; Górniewicz, L.; Ntouyas, S. K.; Ouahab, A. 10 2006 Controllability results for first and second order evolution inclusions with nonlocal conditions. Zbl 1104.93015Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 8 2006 Note on topological degree for monotone-type multivalued maps. Zbl 1118.47051Andres, J.; Górniewicz, L. 7 2006 Periodic solutions of dissipative systems revisited. Zbl 1130.34318Andres, Jan; Górniewicz, Lech 3 2006 Controllability results for semilinear functional differential inclusions with unbounded delay. Zbl 1150.34594Arara, Amaria; Benchohra, Mouffak; Górniewicz, Lech; Ouahab, Abdelghani 1 2006 Controllability of semilinear differential equations and inclusions via semigroup theory in Banach spaces. Zbl 1185.93016Górniewicz, L.; Ntouyas, S. K.; O’Regan, D. 24 2005 Existence results for semilinear functional differential inclusions with infinite delay. Zbl 1079.34061Gatsori, E. P.; Górniewicz, L.; Ntouyas, S. K.; Sficas, G. Y. 5 2005 Handbook of topological fixed point theory. Zbl 1067.55001 5 2005 Existence results for first and second order semilinear impulsive differential inclusions. Zbl 1097.34046Górniewicz, Lech; Ntouyas, Sotiris K.; O’Regan, Donal 3 2005 Controllability results for nondensely defined evolution impulsive differential inclusions with nonlocal conditions. Zbl 1075.93003Gatsori, E. P.; Górniewicz, L.; Ntouyas, S. K. 1 2005 Controllability results for impulsive functional differential inclusions. Zbl 1130.93310Benchohra, M.; Górniewicz, L.; Ntouyas, S. K.; Ouahab, A. 22 2004 Aronszajn type results for Volterra equations and inclusions. Zbl 1064.45010Agarwal, Ravi P.; Górniewicz, Lech; O’Regan, Donal 2 2004 Topological fixed point principles for boundary value problems. Zbl 1029.55002Andres, Jan; Górniewicz, Lech 93 2003 Periodic points of multivalued mappings with applications to differential inclusions on tori. Zbl 1034.34014Andres, Jan; Górniewicz, Lech; Jezierski, Jerzy 8 2003 Controllability results for evolution inclusions with non-local conditions. Zbl 1052.34073Benchohra, M.; Gatsori, E. P.; Górniewicz, L.; Ntouyas, S. K. 8 2003 Controllability of some nonlinear systems in Banach spaces (the fixed point theory approach). Zbl 1059.49001Benchohra, Mofak; Górniewicz, Lech; Ntouyas, Sotiris 8 2003 Nondensely defined evolution impulsive differential equations with nonlocal conditions. Zbl 1060.34027Benchohra, M.; Gatsori, E. P.; Górniewicz, L.; Ntouyas, S. K. 6 2003 Existence results for impulsive hyperbolic differential inclusions. Zbl 1047.34071Benchohra, M.; Gòrniewicz, L.; Ntouyas, S. K.; Ouahab, A. 3 2003 Impulsive hyperbolic differential inclusions with variable times. Zbl 1050.35159Benchohra, M.; Górniewicz, L.; Ntouyas, S. K.; Ouahab, A. 3 2003 Existence results for nondensely defined impulsive semilinear functional differential equations. Zbl 1051.34068Benchohra, M.; Górniewicz, L.; Ntouyas, S. K.; Ouahab, A. 2 2003 The Lefschetz fixed point theory for morphisms in topological vector spaces. Zbl 1031.55002Górniewicz, Lech; Rozpłoch-Nowakowska, Danuta 10 2002 Acyclicity of solution sets to functional inclusions. Zbl 1012.34011Andres, Jan; Gabor, Grzegorz; Górniewicz, Lech 10 2002 Controllability of neutral functional differential and integrodifferential inclusions in Banach spaces with nonlocal conditions. Zbl 1040.93005Benchohra, M.; Górniewicz, L.; Ntouyas, S. K. 3 2002 Controllability results for multivalued semilinear differential equations with nonlocal conditions. Zbl 1028.34013Benchohra, M.; Górniewicz, L.; Ntouyas, S. K. 1 2002 On the Lefschetz fixed point theorem. Zbl 1006.55002Górniewicz, Lech 1 2002 On the Banach contraction principle for multivalued mappings. Zbl 1019.47042Andres, Jan; Górniewicz, Lech 7 2001 Controllability on infinite time horizon for first- and second-order functional differential inlcusions in Banach spaces. Zbl 1020.93004Benchohra, Mouffak; Górniewicz, Lech; Ntouyas, Sotiris K. 6 2001 Topological structure of solution sets to multi-valued asymptotic problems. Zbl 0974.34045Andres, J.; Gabor, G.; Górniewicz, L. 16 2000 A generalized Nielsen number and multiplicity results for differential inclusions. Zbl 0940.55007Andres, Jan; Górniewicz, Lech; Jezierski, Jerzy 12 2000 Relative versions of the multivalued Lefschetz and Nielsen theorems and their application to admissible semi-flows. Zbl 0991.47040Andres, Jan; Górniewicz, Lech; Jezierski, Jerzy 10 2000 Topological structure of solution sets: current results. Zbl 1090.54014Górniewicz, Lech 8 2000 Mixed semicontinuous mappings and their applications to differential inclusions. Zbl 0979.34006Fryszkowski, Andrzej; Górniewicz, Lech 4 2000 Feedback stability of closed sets for nonlinear control systems. Zbl 0944.93002Górniewicz, Lech; Nistri, Paolo 2 2000 Topological fixed point theory of multivalued mappings. Zbl 0937.55001Górniewicz, Lech 151 1999 Boundary value problems on infinite intervals. Zbl 0936.34023Andres, Jan; Gabor, Grzegorz; Górniewicz, Lech 32 1999 Topological degree and periodic solutions of differential inclusions. Zbl 0936.34009De Blasi, Francesco S.; Górniewicz, Lech; Pianigiani, Giulio 21 1999 From the Schauder fixed-point theorem to the applied multivalued Nielsen theory. Zbl 0958.34015Andres, Jan; Górniewicz, Lech 3 1999 Topological essentiality and nonlinear boundary value control problems. Zbl 0935.34016Górniewicz, Lech; Nistri, Paolo 1 1999 Noncompact version of the multivalued Nielsen theory and its application to differential inclusions. Zbl 1095.47502Andres, Jan; Górniewicz, Lech; Jezierski, Jerzy 5 1998 Present state of the Brouwer fixed point theorem for multivalued mappings. Zbl 1079.54522Górniewicz, Lech 2 1998 Fixed points of contractive multivalued maps. Zbl 0863.47040Górniewicz, L.; Marano, S. A.; Ślosarski, M. 6 1996 On the Schauder fixed point theorem. Zbl 0852.55005Górniewicz, Lech; Rozpłoch-Nowakowska, Danuta 3 1996 On the fixed point set of multivalued contractions. Zbl 0883.47069Górniewicz, L.; Marano, S. A. 3 1996 Differential inclusions and implicit equations on closed subsets of \(\mathbb{R}^ n\). Zbl 0846.34011Frigon, Marlène; Górniewicz, Lech; Kaczynski, Tomasz 2 1996 Partially dissipative periodic processes. Zbl 0845.34026Andres, Jan; Górniewicz, Lech; Lewicka, Marta 2 1996 An invariance problem for control systems with deterministic uncertainty. Zbl 0867.93041Górniewicz, Lech; Nistri, Paolo 1 1996 Topological approach to differential inclusions. Zbl 0834.34022Górniewicz, Lech 17 1995 Approximation and fixed points for compositions of \(R_ \delta\)-maps. Zbl 0793.54015Górniewicz, Lech; Lassonde, Marc 19 1994 Bifurcations of compactifying maps. Zbl 0824.47051Górniewicz, Lech; Schmidt, Mirosław 1 1994 Periodic solutions of differential inclusions in \(\mathbb{R}^ n\). Zbl 0798.34018Górniewicz, Lech; Plaskacz, Sławomir 6 1993 Topological essentiality and differential inclusions. Zbl 0755.34013Gorniewicz, Lech; Slosarski, Miroslaw 11 1992 Topological approach to differential inclusions on closed subset of \(\mathbb{R}{}^ n\). Zbl 0747.34013Bielawski, R.; Górniewicz, L.; Plaskacz, S. 10 1992 Topological degree theory for acyclic mappings related to the bifurcation problem. Zbl 0760.55002Górniewicz, Lech; Kryszewski, Wojciech 1 1992 Bifurcation invariants for acyclic mappings. Zbl 0831.55001Górniewicz, Lech; Kryszewski, Wojciech 1 1992 On the homotopy method in the fixed point index theory of multi-valued mappings of compact absolute neighborhood retracts. Zbl 0757.54019Górniewicz, Lech; Granas, Andrzej; Kryszewski, Wojciech 42 1991 Topology of morphisms and fixed point problems for set-valued maps. Zbl 0760.54030Górniewicz, Lech; Granas, Andrzej 4 1991 Shape as an information-thermodynamical concept and the pattern recognition problem. Zbl 0713.55006Ingarden, Roman S.; Górniewicz, Lech 1 1990 Sur la méthode de l’homotopie dans la théorie des points fixes pour les applications multivoques. II: L’indice dans les ANR-s compacts. (On the homotopy method in the fixed point theory for set-valued maps. II: The index in compact ANR-s). Zbl 0678.54033Górniewicz, Lech; Granas, Andrzej; Kryszewski, Wojciech 10 1989 A fixed point index approach to some differential equations. Zbl 0685.55001Bielawski, R.; Górniewicz, L. 6 1989 Sur la méthode de l’homotopie dans la théorie des point fixes pour les applications multivoques. I: Transversalité topologique. (On the homotopy method in fixed point theory for multivalued maps. I: Topological transversality). Zbl 0665.54030Górniewicz, Lech; Granas, Andrzej; Kryszewski, Wojciech 10 1988 On the solution sets of differential inclusions. Zbl 0609.34012Górniewicz, Lech 20 1986 Some applications of the Leray-Schauder alternative to differential equations. Zbl 0595.34002Bielawski, R.; Gorniewicz, L. 2 1986 Coincidence of k-set contraction pairs. Zbl 0578.55002Górniewicz, L.; Kucharski, Z. 6 1985 On a theorem of C. Bowszyc concerning the relative-version of the Lefschetz fixed point theorem. Zbl 0588.55001Górniewicz, Lech; Granas, Andrzej 5 1985 A remark on Krasnosel’skij’s translation operator along trajectories of ordinary differential equations. Zbl 0533.34033Dylawerski, G.; Górniewicz, L. 3 1983 Some general theorems in coincidence theory. I. Zbl 0482.55002Gorniewicz, Lech; Granas, Andrzej 28 1981 On the Lefschetz coincidence theorem. Zbl 0477.55004Gorniewicz, Lech 2 1981 On the set of solutions of the Darboux problem for some hyperbolic equations. Zbl 0478.35076Gorniewicz, Lech; Pruszko, Tadeusz 6 1980 An application of the topological degree theory to the study of the Darboux problem for hyperbolic equations. Zbl 0452.35074Bryszewski, J.; Gorniewicz, L.; Pruszko, T. 1 1980 Fixed point theorems for multi-valued maps of subsets of Euclidean spaces. Zbl 0409.55002Gorniewicz, Lech 2 1979 ...and 10 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 606 Authors 61 Andres, Jan 52 O’Regan, Donal 40 Obukhovskiĭ, Valeriĭ Vladimirovich 33 Benchohra, Mouffak 23 Górniewicz, Lech 23 Ouahab, Abdelghani 21 Agarwal, Ravi P. 16 Nieto Roig, Juan Jose 14 Kryszewski, Wojciech 14 Malaguti, Luisa 12 Benedetti, Irene 12 Gabor, Grzegorz 12 Kornev, Sergeĭ Viktorovich 12 Ślosarski, Mirosław 12 Yao, Jen-Chih 11 Chang, Yong-Kui 11 Nguyen Van Loi 11 Ntouyas, Sotiris K. 11 Taddei, Valentina 11 Väth, Martin 11 Zecca, Pietro 10 Mahmudov, Nazim Idrisoglu 9 Henderson, Johnny Lee 9 Sakthivel, Rathinasamy 8 Abbas, Said 8 Gel’man, Boris Danielovich 8 Pastor, Karel 8 Tsar’kov, Igor’ Germanovich 8 Zhang, Xianmin 7 Abbas, Mujahid 7 Pietkun, Radosław 7 Wang, Rongnian 6 Ahmad, Bashir 6 Chen, Yuqing 6 Huang, Nan-Jing 6 Kamenskiĭ, Mikhaĭl Igor’evich 6 Liu, Zuohua 6 Mrozek, Marian 6 Pavlačková, Martina 6 Zvyagin, Viktor Grigor’evich 5 Ben-El-Mechaiekh, Hichem 5 Brykalov, Sergeĭ Arkad’evich 5 De Blasi, Francesco Saverio 5 Fečkan, Michal 5 Huang, Lihong 5 Kaczynski, Tomasz 5 Khan, Safeer Hussain 5 Kim, In-Sook 5 Liu, Zhenhai 5 Papageorgiou, Nikolaos S. 5 Semenov, Pavel Vladimirovič 5 Shahzad, Naseer 5 Shu, Tong 5 Zhou, Yong 4 Bader, Ralf 4 Cai, Zuowei 4 Ding, Wenbin 4 Djebali, Smail 4 Dzedzej, Zdzisław 4 Fürst, Tomáš 4 Gabor, Dorota 4 Gasiński, Leszek 4 Gou, Haide 4 Jeribi, Aref 4 Ke, Tran Dinh 4 Li, Yongxiang 4 Peng, Hui 4 Petruşel, Adrian 4 Repovš, Dušan D. 4 Rypka, Miroslav 4 Skiba, Robert 4 Wang, Fulong 4 Yu, Yangyang 4 Zeng, Biao 3 Abada, Nadjet 3 Aissani, Khalida 3 Alimov, Alexey R. 3 Al-saedi, Ahmed Eid Salem 3 Ammar, Aymen 3 Bugajewski, Dariusz 3 Cardinali, Tiziana 3 Darwish, Mohamed Abdalla 3 Debbouche, Amar 3 Ding, Xie Ping 3 Donchev, Tzanko Donchev 3 Filippov, Vladimir V. 3 Gatsori, Efrosini P. 3 Hammouche, Hadda 3 Henríquez, Hernán R. 3 Jiang, Yirong 3 Krajc, Bohumil 3 Leśniak, Krzysztof 3 Ma, Zhong-Xin 3 Marano, Salvatore Angelo 3 Michta, Mariusz 3 Nistri, Paolo 3 Park, Sehie 3 Peng, Li 3 Pennequin, Denis 3 Pianigiani, Giulio ...and 506 more Authors all top 5 Cited in 181 Serials 49 Nonlinear Analysis. 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