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Author: Zajíček, Luděk

• Zajíček, Luděk: Fréchet differentiability via partial Fréchet differentiability. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 64 (2023), issue 2, pp. 185-207
• Zajíček, Luděk: On sets of discontinuities of functions continuous on all lines. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 63 (2022), issue 4, pp. 487-505
• Pokorný, Dušan; Zajíček, Luděk: Remarks on WDC sets. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 62 (2021), issue 1, pp. 81-94
• Zajíček, Luděk: A remark on functions continuous on all lines. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 60 (2019), issue 2, pp. 211-218
• Kryštof, Václav; Zajíček, Luděk: Differences of two semiconvex functions on the real line. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 57 (2016), issue 1, pp. 21-37
• Zajíček, Luděk: Remarks on Fréchet differentiability of pointwise Lipschitz, cone-monotone and quasiconvex functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 55 (2014), issue 2, pp. 203-213
• Zajíček, Luděk: Singular points of order $k$ of Clarke regular and arbitrary functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 53 (2012), issue 1, pp. 51-63
• Zajíček, Luděk: A note on propagation of singularities of semiconcave functions of two variables. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 51 (2010), issue 3, pp. 453-458
• Koc, Martin; Zajíček, Luděk: On Kantorovich's result on the symmetry of Dini derivatives. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 51 (2010), issue 4, pp. 619-629
• Zajíček, Luděk; Zelený, Miroslav: On the complexity of some $\sigma$-ideals of $\sigma$-P-porous sets. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 44 (2003), issue 3, pp. 531-554
• Zajíček, Luděk: A note on intermediate differentiability of Lipschitz functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 40 (1999), issue 4, pp. 795-799
• Zajíček, Luděk: On differentiability properties of Lipschitz functions on a Banach space with a Lipschitz uniformly Gâteaux differentiable bump function. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 38 (1997), issue 2, pp. 329-336
• Zajíček, Luděk: A note on partial derivatives of convex functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 24 (1983), issue 1, pp. 89-91
• Preiss, David; Zajíček, Luděk: On the symmetry of approximate Dini derivates of arbitrary functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 23 (1982), issue 4, pp. 691-697
• Zajíček, Luděk: On approximate Dini derivates and one-sided approximate derivatives of arbitrary functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 3, pp. 549-560
• Zajíček, Luděk: On the symmetry of Dini derivates of arbitrary functions. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 22 (1981), issue 1, pp. 195-209
• Zajíček, Luděk: On the points of multiplicity of monotone operators. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 19 (1978), issue 1, pp. 179-189
• Zajíček, Luděk: On the points of multivaluedness of metric projections in separable Banach spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 19 (1978), issue 3, pp. 513-523
• Lukeš, Jaroslav; Zajíček, Luděk: The insertion of $G_\delta$ sets and fine topologies. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 18 (1977), issue 1, pp. 101-104
• Lukeš, Jaroslav; Zajíček, Luděk: When finely continuous functions are of the first class of Baire. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 18 (1977), issue 4, pp. 647-657
• Lukeš, Jaroslav; Zajíček, Luděk: Fine topologies as examples of non-Blumberg Baire spaces. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 17 (1976), issue 4, pp. 683-688
• Zajíček, Luděk: Cluster sets of arbitrary functions in Euclidean spaces (Preliminary communication). (English). Commentationes Mathematicae Universitatis Carolinae, vol. 13 (1972), issue 1, pp. 197-201