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54C60 Set-valued maps (106 articles)

• Al-Ani, A.T.: Countably z-compact spaces. (English). Archivum Mathematicum, vol. 50 (2014), issue 2, pp. 97-100
• Fenille, Marcio Colombo: A reverse viewpoint on the upper semicontinuity of multivalued maps. (English). Mathematica Bohemica, vol. 138 (2013), issue 4, pp. 415-423
• Yan, Peng-fei; Yang, Zhongqiang: Mesocompactness and selection theory. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 53 (2012), issue 1, pp. 149-157
• Yang, Zhongqiang; Zhao, Dongsheng: On reflexive closed set lattices. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 51 (2010), issue 1, pp. 143-154
• Putten, Roberto van der: Uniqueness and non uniqueness of optimal maps in mass transport problem with not strictly convex cost. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 51 (2010), issue 1, pp. 67-83
• Matejdes, Milan: Upper quasi continuous maps and quasi continuous selections. (English). Czechoslovak Mathematical Journal, vol. 60 (2010), issue 2, pp. 517-525
• Anguelov, R.; Kalenda, O. F. K.: The convergence space of minimal usco mappings. (English). Czechoslovak Mathematical Journal, vol. 59 (2009), issue 1, pp. 101-128
• Holý, Dušan; Vadovič, Peter: Densely continuous forms, pointwise topology and cardinal functions. (English). Czechoslovak Mathematical Journal, vol. 58 (2008), issue 1, pp. 79-92
• Barov, Stoyu: On a characterization of normal and countably paracompact spaces via set-avoiding selections. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 49 (2008), issue 1, pp. 45-52
• Casarrubias Segura, F.; Okunev, O.; Ramírez, C. G. Paniagua: Some results on $L\Sigma(\kappa)$-spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 49 (2008), issue 4, pp. 667-675
• Kalenda, Ondřej F. K.: Baire-one mappings contained in a usco map. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 48 (2007), issue 1, pp. 135-145
• Spurný, Jiří: Banach space valued mappings of the first Baire class contained in usco mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 48 (2007), issue 2, pp. 269-272
• Holý, Dušan: Uniform convergence on spaces of multifunctions. (English). Mathematica Slovaca, vol. 57 (2007), issue 6, pp. [561]-570
• Sastry, K. P. R.; Babu, G. V. R.: Convergence of Ishikawa iterates for a multi-valued mapping with a fixed point. (English). Czechoslovak Mathematical Journal, vol. 55 (2005), issue 4, pp. 817-826
• Balaj, Mircea; Muresan, Sorin: Generalizations of the Fan-Browder fixed point theorem and minimax inequalities. (English). Archivum Mathematicum, vol. 41 (2005), issue 4, pp. 399-407
• Yamauchi, Takamitsu: On a selection theorem of Blum and Swaminathan. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 45 (2004), issue 4, pp. 681-691
• Stouti, Abdelkader: Fixed points of fuzzy monotone multifunctions. (English). Archivum Mathematicum, vol. 39 (2003), issue 3, pp. 209-212
• Ball, Richard N.; Hagler, James N.: Flow compactifications of nondiscrete monoids, idempotents and Hindman’s theorem. (English). Czechoslovak Mathematical Journal, vol. 53 (2003), issue 2, pp. 319-342
• Domnik, Irena: On strong convergence of multivalued maps. (English). Mathematica Slovaca, vol. 53 (2003), issue 2, pp. 199-209
• Pathak, H. K.; Khan, M. S.: Fixed and coincidence points of hybrid mappings. (English). Archivum Mathematicum, vol. 38 (2002), issue 3, pp. 201-208
• Moors, Warren B.; Somasundaram, Sivajah: Some recent results concerning weak Asplund spaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 43 (2002), issue 2, pp. 67-86
• Okunev, Oleg: Tightness of compact spaces is preserved by the $t$-equivalence relation. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 43 (2002), issue 2, pp. 335-342
• Skiba, Robert: Topological essentiality for multivalued weighted mappings. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 41 (2002), issue 1, pp. 131-145
• Balaj, Mircea: Admissible maps, intersection results, coincidence theorems. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 4, pp. 753-762
• Dube, Themba; Valov, Vesko: Generalized tri-quotient maps and Čech-completeness. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 1, pp. 187-194
• Kubiś, Beata: Monotone approximation of measurable multifunctions by simple multifunctions. (English). Mathematica Bohemica, vol. 126 (2001), issue 1, pp. 113-117
• Pastor, Karel; Bednařík, Dušan: On monotone minimal cuscos. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 40 (2001), issue 1, pp. 185-194
• Holý, D.: On multifunctions with closed graphs. (English). Mathematica Bohemica, vol. 126 (2001), issue 4, pp. 779-786
• Skiba, Robert: On the Lefschetz fixed point theorem for multivalued weighted mappings. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 40 (2001), issue 1, pp. 201-214
• Shishkov, Ivailo: $\Sigma$-products and selections of set-valued mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 42 (2001), issue 1, pp. 203-207
• Sadowska, Elżbieta: Almost midconvex and almost convex set-valued functions. (English). Mathematica Slovaca, vol. 50 (2000), issue 4, pp. 453-461
• Benassi, Carlo; Gavioli, Andrea: Approximation from the exterior of Carathéodory multifunctions. (English). Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, vol. 39 (2000), issue 1, pp. 17-35
• Shishkov, Ivailo: Hereditarily normal Katětov spaces and extending of usco mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 41 (2000), issue 1, pp. 183-196
• Górniewicz, Lech: Topological structure of solution sets: current results. (English). Archivum Mathematicum, vol. 36 (2000), issue 5, pp. 343-382
• Dhage, B. C.: A fixed point theorem for non-self multi-maps in metric spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 40 (1999), issue 2, pp. 251-258
• Kortezov, I.: Function spaces in the Stegall class. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 40 (1999), issue 2, pp. 259-270
• O'Regan, Donal: Generalized quasivariational inequalities on Fréchet spaces. (English). Archivum Mathematicum, vol. 35 (1999), issue 3, pp. 245-254
• Cao, Jiling; Dontchev, Julian: On a theorem of Popa and Noiri on multifunctions. (English). Mathematica Slovaca, vol. 49 (1999), issue 2, pp. 223-224
• Pathak, H. K.; Kang, S. M.; Cho, Y. J.: Coincidence and fixed point theorems for nonlinear hybrid generalized contractions. (English). Czechoslovak Mathematical Journal, vol. 48 (1998), issue 2, pp. 341-357
• Trif, Tiberiu: Singularities and equicontinuity of certain families of set-valued mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 39 (1998), issue 2, pp. 353-365
• Petruşel, Adrian: Fixed points for multifunctions on generalized metric spaces with applications to a multivalued Cauchy problem. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 38 (1997), issue 4, pp. 657-663
• Ewert, Janina: Almost quasicontinuity of multivalued maps on product spaces. (English). Mathematica Slovaca, vol. 46 (1996), issue 2, pp. 279-284
• Cao, Jiling; Reilly, Ivan L.: $\alpha$-continuous and $\alpha$-irresolute multifunctions. (English). Mathematica Bohemica, vol. 121 (1996), issue 4, pp. 415-424
• Gutev, Valentin G.: Factorizations of set-valued mappings with separable range. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 37 (1996), issue 4, pp. 809-814
• Czarnowska, Joanna: Intermediate value property and functional connectedness of multivalued maps. (English). Mathematica Slovaca, vol. 46 (1996), issue 2, pp. 269-277
• Urbaniec, Piotr: A note on multivalued Baire category theorem. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 37 (1996), issue 1, pp. 11-15
• Park, Sehie: Coincidence points and maximal elements of multifunctions on convex spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 36 (1995), issue 1, pp. 57-67
• Averna, Diego: Errata to the paper: ``Regularization of closed-valued multifunctions in a non-metric setting''. (English). Mathematica Slovaca, vol. 45 (1995), issue 1, pp. 105
• Kasperski, Andrzej: Notes on approximation in the Musielak-Orlicz sequence spaces of multifunctions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 36 (1995), issue 1, pp. 19-24
• Ewert, Janina: Quasicontinuity and related properties of functions and multivalued maps. (English). Mathematica Bohemica, vol. 120 (1995), issue 4, pp. 393-403
• Gutev, Valentin G.: Continuous selections, $G_\delta $-subsets of Banach spaces and usco mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 35 (1994), issue 3, pp. 533-538
• Spakowski, A.: On Borel properties of semi-continuous multifunctions. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 35 (1994), issue 2, pp. 59-64
• Kucia, A.; Nowak, A.: On Carathéodory type multifunctions. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 35 (1994), issue 2, pp. 41-44
• Averna, Diego: Regularization of closed-valued multifunctions in a non-metric setting. (English). Mathematica Slovaca, vol. 44 (1994), issue 4, pp. 413-425
• Stegall, C.: Concerning a certain $\sigma$-algebra in compact Hausdorff spaces. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 34 (1993), issue 2, pp. 113-116
• De Pascale, Espedito: A finite dimensional reduction of the Schauder Conjecture. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 34 (1993), issue 3, pp. 401-404
• Alt, Walter; Kolumbán, Iosif: An implicit-function theorem for a class of monotone generalized equations. (English). Kybernetika, vol. 29 (1993), issue 3, pp. 210-221
• Matejdes, Milan: On selections of multifunctions. (English). Mathematica Bohemica, vol. 118 (1993), issue 3, pp. 255-260
• Popa, Valeriu; Noiri, Takashi: On upper and lower $alpha$-continuous multifunctions. (English). Mathematica Slovaca, vol. 43 (1993), issue 4, pp. 477-491
• Ewert, Janina: Hashimoto topologies and quasi-continuous maps. (English). Mathematica Slovaca, vol. 42 (1992), issue 1, pp. 111-121
• Náther, Ondrej: On generalized Hausdorff semicontinuity of multifunctions. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 33 (1992), issue 2, pp. 109-114
• Dravecký, Jozef; Kupka, Ivan; Pakanec, Miroslav: On projection measurability of functions and multifunctions. (English). Mathematica Slovaca, vol. 42 (1992), issue 3, pp. 275-278
• Fedeli, Alessandro; Pelant, Jan: On $\delta $-continuous selections of small multifunctions and covering properties. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 32 (1991), issue 1, pp. 155-159
• Křivan, Vlastimil; Vrkoč, Ivo: Absolutely continuous selections from absolutely continuous set valued map. (English). Czechoslovak Mathematical Journal, vol. 40 (1990), issue 3, pp. 503-513
• Shakhmatov, Dmitriĭ B.: Dugundji spaces and topological groups. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 31 (1990), issue 1, pp. 129-143
• Kolomý, Josef: On accretive multivalued mappings in Banach spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 31 (1990), issue 4, pp. 701-710
• Spakowski, Andrzej: On approximation by step multifunctions without compactness conditions. (English). Časopis pro pěstování matematiky, vol. 115 (1990), issue 3, pp. 225-231
• Holá, Ľubica: On determining sets for the class of somewhat continuous functions. (English). Mathematica Slovaca, vol. 39 (1989), issue 3, pp. 257-259
• Holá, Ľubica: An extension theorem for multifunctions and a characterization of complete metric spaces. (English). Mathematica Slovaca, vol. 38 (1988), issue 2, pp. 177-182
• Huang, Sheng; Zlobec, Sanjo: New regions of stability in input optimization. (English). Aplikace matematiky, vol. 33 (1988), issue 6, pp. 470-486
• Spakowski, Andrzej: On approximation of multifunctions with respect to the Vietoris topology. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 29 (1988), issue 2, pp. 75-80
• Holá, Ľubica: A remark on almost continuous multifunctions. (English). Mathematica Slovaca, vol. 38 (1988), issue 4, pp. 325-331
• Matejdes, Milan: Quelques remarques sur la quasi-continuité des multifonctions. (French) [Some remarks on the quasicontinuity of multifunctions]. Mathematica Slovaca, vol. 37 (1987), issue 3, pp. 267-271
• Matejdes, Milan: Sur les sélecteurs des multifonctions. (French) [On selections of multifunctions]. Mathematica Slovaca, vol. 37 (1987), issue 1, pp. 111-124
• Baláž, Vladimír: On almost and weak forms of continuity of functions and multifunctions. (English). Mathematica Slovaca, vol. 37 (1987), issue 1, pp. 53-61
• Neubrunn, Tibor: On generalized Blumberg sets. (English). In: Frolík, Z., Souček, V. and Fabián, M. (eds.): Proceedings of the 14th Winter School on Abstract Analysis. Circolo Matematico di Palermo, Palermo, 1987. pp. [399]-405
• Ewert, Janina: On points of lower and upper quasi-continuity of multivalued maps. (English). Mathematica Slovaca, vol. 37 (1987), issue 3, pp. 255-261
• Holá, Ľ.: On relations approximated by continuous functions. (English). Acta Universitatis Carolinae. Mathematica et Physica, vol. 28 (1987), issue 2, pp. 67-72
• Hahn, Siegfried: Fixpunktsätze für limeskompakte mengenwertige Abbildungen in nicht notwendig lokalkonvexen topologischen Vektorräumen. (German) [Fixed point theorems for limit compact set valued maps in non necessarily locally convex topological vector spaces]. Commentationes Mathematicae Universitatis Carolinae, vol. 27 (1986), issue 1, pp. 189-204
• Turinici, Mihai: Support results via exceptional sets in Banach spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 27 (1986), issue 2, pp. 293-299
• Guričan, Jaroslav; Zlatoš, Pavol: Biequivalences and topology in the alternative set theory. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 26 (1985), issue 3, pp. 525-552
• Neubrunn, Tibor: $c$-continuity and closed graphs. (English). Časopis pro pěstování matematiky, vol. 110 (1985), issue 2, pp. 172-178
• Turinici, Mihai: A fixed point result of Seghal-Smithson type. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 26 (1985), issue 2, pp. 221-232
• Haščák, Alexander: Fixed point theorems for multivalued mappings. (English). Czechoslovak Mathematical Journal, vol. 35 (1985), issue 4, pp. 533-542
• Rzepecki, Bogdan: Addendum to the paper: “Some fixed point theorems for multivalued mappings”. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 25 (1984), issue 2, pp. 283-286
• Ewert, Janina; Lipski, Tadeusz: Quasi-continuous multivalued mappings. (English). Mathematica Slovaca, vol. 33 (1983), issue 1, pp. 69-74
• Chvalina, Jan: Range closure extension of input-output relations of topological general systems. (English). Časopis pro pěstování matematiky, vol. 108 (1983), issue 2, pp. 208-213
• De Blasi, Francesco Saverio; Pianigiani, Giulio: Remarks on Hausdorff continuous multifunction and selections. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 24 (1983), issue 3, pp. 553-561
• Rzepecki, Bogdan: Some fixed point theorems for multivalued mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 24 (1983), issue 4, pp. 741-745
• Popa, V.: Theorems on multifunctions satisfying a rational inequality. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 24 (1983), issue 4, pp. 673-680
• Wilhelm, Marek: Almost lower semicontinuous multifunctions and the Souslin-graph theorem. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 23 (1982), issue 1, pp. 147,148-158
• Le Van Hot: Fixed point theorems for multivalued mappings. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 23 (1982), issue 1, pp. 137-145
• Neubrunn, Tibor; Náther, Ondrej: On a characterization of quasicontinuous multifunctions. (English). Časopis pro pěstování matematiky, vol. 107 (1982), issue 3, pp. 294-300
• Neubrunn, Tibor: On quasicontinuity of multifunctions. (English). Mathematica Slovaca, vol. 32 (1982), issue 2, pp. 147-154
• Holický, Petr: Remark on completely Baire-additive families in analytic spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 2, pp. 327-336
• Borsík, Ján; Doboš, Jozef: О функциях, композиция с метрикой которых является метрикой. (Russian) [Functions whose composition with every metric is a metric]. Mathematica Slovaca, vol. 31 (1981), issue 1, pp. 3-12
• Frolík, Zdeněk: Luzin sets are additive. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 21 (1980), issue 3, pp. 527-533
• Frolík, Z.; Holický, P.: Non-separable analytic spaces and measurability. (English). In: Frolík, Z. (ed.): Abstracta. 8th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1980. pp. 73-78
• Hahn, Siegfried: Ein elementarer Zugang zur Leray-Schauder-Theorie. (German) [An elementary approach to Leray-Schauder theory]. Commentationes Mathematicae Universitatis Carolinae, vol. 19 (1978), issue 1, pp. 71-87
• Lee, Cheng Ming: An existence theorem via an intuitive idea and fixed-point theorems. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 19 (1978), issue 4, pp. 715-725
• Itoh, Shigeru: Multivalued generalized contractions and fixed point theorems. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 18 (1977), issue 2, pp. 247-258
• Neumann, Michael: On Choquet's theory. (English). In: Frolík, Z. (ed.): Abstracta. 5th Winter School on Abstract Analysis. Czechoslovak Academy of Sciences, Praha, 1977. pp. 69-71
• Fabian, M.: On singlevaluedness and continuity of monotone mappings. (English). In: Novák, Josef (ed.): General topology and its relations to modern analysis and algebra IV, Proceedings of the fourth Prague topological symposium, 1976. Part B: Contributed Papers. Society of Czechoslovak Mathematicians and Physicist, Praha, 1977. pp. 116-118
• Kaul, Saroop K.: Regularity: A generalization of equicontinuity. (English). In: Novák, Josef (ed.): General topology and its relations to modern analysis and algebra IV, Proceedings of the fourth Prague topological symposium, 1976. Part B: Contributed Papers. Society of Czechoslovak Mathematicians and Physicist, Praha, 1977. pp. [223]-227
• Kuratowski, K.: A general approach to the theory of set-valued mappings. (English). In: Novák, J. (ed.): General Topology and its Relations to Modern Analysis and Algebra. Proceedings of the Third Prague Topological Symposium, 1971. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1972. pp. 271-280
• Charatonik, J. J.: On the fixed point property for set-valued mappings of hereditarily decomposable continua. (English). In: Novák, J. (ed.): General Topology and its Relations to Modern Analysis and Algebra. Proceedings of the Third Prague Topological Symposium, 1971. Academia Publishing House of the Czechoslovak Academy of Sciences, Praha, 1972. pp. 83-84