Found 1,587 Documents (Results 1–100)
Barely alternating real almost chains and extension operators for compact lines. (English) Zbl 07926967
Higher order Whitney extension and Lusin approximation for horizontal curves in the Heisenberg group. (English) Zbl 07882135
Reviewer: Nicolò De Ponti (Trieste)
The realizability problem as a special case of the infinite-dimensional truncated moment problem. (English) Zbl 07836135
The degree of nondensifiability of linear bounded operators and its applications. (English) Zbl 1540.47030
On almost everywhere \(K\)-additive set-valued maps. (English) Zbl 1539.39021
Reviewer: Gian Luigi Forti (Milano)
On the equivalence in ZF+BPI of the Hahn-Banach theorem and three classical theorems. (English) Zbl 1543.46001
Reviewer: Martin Weese (Potsdam)
Two Selection Theorems for Extremally Disconnected Spaces. arXiv:2409.09490
Preprint, arXiv:2409.09490 [math.GN] (2024).
Concerning real functions with values in the Cantor set. (English) Zbl 07908056
Reviewer: Tomasz Natkaniec (Gdańsk)
On geometric form of a Hahn-Banach theorem’s version for idempotent probability measures. (English) Zbl 07853863
Weighted Fourier extension estimates and applications. (English) Zbl 1542.42029
Beliaev, Dmitry (ed.) et al., International congress of mathematicians 2022, ICM 2022, Helsinki, Finland, virtual, July 6–14, 2022. Volume 4. Sections 5–8. Berlin: European Mathematical Society (EMS). 3190-3201 (2023).
Reviewer: Ramesh Manna (Jatni)
On the canonical Ramsey theorem of Erdős and Rado and Ramsey ultrafilters. (English. Russian original) Zbl 07812321
Dokl. Math. 108, No. 2, 392-401 (2023); translation from Dokl. Ross. Akad. Nauk, Mat. Inform. Protsessy Upr. 513, 76-87 (2023).
Closed mappings and construction of extension models. (English. Russian original) Zbl 1534.93036
Proc. Steklov Inst. Math. 323, Suppl. 1, S56-S77 (2023); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 29, No. 3, 274-295 (2023).
On the group of automorphisms of the semigroup \(\mathbf{B}_{\mathbb{Z}}^{\mathscr{F}}\) with the family \(\mathscr{F}\) of inductive nonempty subsets of \(\omega\). (English) Zbl 1530.20180
Radial extension of \(\Gamma\)-limits. (English) Zbl 1527.49009
Reviewer: Alain Brillard (Riedisheim)
Topological entropy of the extended tree map on the space of fuzzy numbers. (English) Zbl 1522.37026
Kolmogorov and Markov type inequalities on certain algebraic varieties. (English) Zbl 1538.41017
Reviewer: D. K. Ugulava (Tbilisi)
Elliptic theory in domains with boundaries of mixed dimension. (English) Zbl 07722428
Astérisque 442. Paris: Société Mathématique de France (SMF) (ISBN 978-2-85629-974-6/pbk). viii, 139 p. (2023).
A ghost-point based second order accurate finite difference method on uniform orthogonal grids for electromagnetic scattering around curved perfect electric conductors with corners. (English) Zbl 07715244
On Busemann-Feller extensions of translation invariant density differentiation bases. (English) Zbl 1523.28003
Reviewer: Miroslav Repický (Košice)
A VOS based immersed boundary-lattice Boltzmann method for incompressible fluid flows with complex and moving boundaries. (English) Zbl 1521.76640
MSC:
76M28
Extensions of Yang-Baxter sets. (English. Russian original) Zbl 1516.16030
Theor. Math. Phys. 215, No. 2, 609-621 (2023); translation from Teor. Mat. Fiz. 215, No. 2, 176-189 (2023).
MSC:
16T25
Singularities of fractional Emden’s equations via Caffarelli-Silvestre extension. (English) Zbl 1512.35610
On extension of uniformly continuous quasiconvex functions. (English) Zbl 1523.26006
Reviewer: Sorin-Mihai Grad (Paris)
Observability for Markovian jump Boolean network with random delay effect in states. (English) Zbl 1512.93031
Topologies related to (I)-envelopes. arXiv:2303.07691
Preprint, arXiv:2303.07691 [math.FA] (2023).
On a marching level-set method for extended discontinuous Galerkin methods for incompressible two-phase flows: application to two-dimensional settings. (English) Zbl 07757771
Can one identify two unital \(\mathrm{JB}^*\)-algebras by the metric spaces determined by their sets of unitaries? (English) Zbl 1526.46004
On the Hyers-Ulam solution and stability problem for general set-valued Euler-Lagrange quadratic functional equations. (English) Zbl 1527.39014
A level-set-based topology optimization strategy using radial basis functions and a Hilbertian velocity extension. (English) Zbl 1505.74178
A wells type exact sequence for non-degenerate unitary solutions of the Yang-Baxter equation. (English) Zbl 1517.16029
Reviewer: Laurent Poinsot (Villetaneuse)
\(m\)th roots of the identity operator and the geometry conjecture. (English) Zbl 1502.46016
Reviewer: Stefan Cobzaş (Cluj-Napoca)
Extension of topological derived set operator and topological closure set operator via a class of sets to construct generalized topologies. (English) Zbl 1497.54005
Existence, uniqueness and matrix-valued fuzzy Mittag-Leffler-hypergeometric-Wright stability for \(\mathfrak{P}\)-Hilfer fractional differential equations in matrix-valued fuzzy Banach space. (English) Zbl 1513.39065
The Weyl matrix balls corresponding to the matricial truncated Hamburger moment problem. (English) Zbl 1503.44005
Comments on charges on the Boolean algebra of regular open sets. (English) Zbl 1492.28001
Reviewer: Daniele Puglisi (Catania)
A finite difference method on irregular grids with local second order ghost point extension for solving Maxwell’s equations around curved PEC objects. (English) Zbl 07536772
An unfitted finite element method using level set functions for extrapolation into deformable diffuse interfaces. (English) Zbl 07525184
On extensions of partial isomorphisms. (English) Zbl 1505.03077
Reviewer: Vera Koponen (Uppsala)
Categorical extension of dualities: from Stone to de Vries and beyond. I. (English) Zbl 1492.54013
Reviewer: Alexander Vauth (Lübbecke)
Simplicity of indecomposable set-theoretic solutions of the Yang-Baxter equation. (English) Zbl 1533.16062
Reviewer: Oleksandr Tsymbaliuk (West Lafayette)
On the product of elements with prescribed trace. (English) Zbl 1502.12004
Reviewer: Michel Lavrauw (İstanbul)
Dirichlet boundary valued problems for linear and nonlinear wave equations on arbitrary and fractal domains. (English) Zbl 1485.35285
Some properties of one-point extensions. (English) Zbl 1471.54011
Reviewer: Eliza Wajch (Siedlce)
Kuratowski MNC method on a generalized fractional Caputo Sturm-Liouville-Langevin \(q\)-difference problem with generalized Ulam-Hyers stability. (English) Zbl 1494.34021
The difference vectors for convex sets and a resolution of the geometry conjecture. (English) Zbl 1508.46015
Sensitivity and strong sensitivity on induced dynamical systems. (English) Zbl 1505.37018
MSC:
37B05
On a two-fold cover \(2.(2^6 \cdot G_2 (2))\) of a maximal subgroup of Rudvalis group \(Ru\). (English) Zbl 1491.20018
H-U-R stability results of mixed-type additive-quadratic functional equation in fuzzy \(\beta\)-normed spaces by two different approaches. (English) Zbl 1531.39014
Debnath, Pradip (ed.) et al., Soft computing techniques in engineering, health, mathematical and social sciences. Boca Raton, FL: CRC Press. Edge AI Future Comput., 63-92 (2021).
On the new Hyers-Ulam-Rassias stability of the generalized cubic set-valued mapping in the incomplete normed spaces. (English) Zbl 1482.39042
Density and extension of differentiable functions on metric measure spaces. (English) Zbl 1529.28004
Three-way decision model based on extension correlation ratio and its application. (Chinese. English summary) Zbl 1488.90083
Extending KKM theory to a large scaled logical system. (English) Zbl 1480.54038
Reviewer: Zoran Kadelburg (Beograd)
A new approach to the patch and flat topologies on a spectral space with applications. (English) Zbl 1474.13009
Hahn pairs and separately continuous function. (Ukrainian. English summary) Zbl 1499.54082
Quandle cohomology, extensions and automorphisms. (English) Zbl 1476.57015
Reviewer: Leandro Vendramin (Buenos Aires)
On ultrafilter extensions of first-order models and ultrafilter interpretations. (English) Zbl 1535.03194
Extension property and universal sets. (English) Zbl 1479.32003
Reviewer: Marek Jarnicki (Kraków)
A Schur-Nevanlinna type algorithm for the truncated matricial Hausdorff moment problem. (English) Zbl 1472.44005
Linear extension numbers of \(n\)-element posets. (English) Zbl 1485.06001
Reviewer: David B. Penman (Colchester)
Proofs of Urysohn’s lemma and the Tietze extension theorem via the Cantor function. (English) Zbl 1466.54003
Reviewer: David B. Gauld (Auckland)
Some new stability results of a Cauchy-Jensen equation in incomplete normed spaces. (English) Zbl 1460.39012
Reviewer: Maryam Amyari (Mashhad)
Square compactness and the filter extension property. (English) Zbl 1493.03010
Reviewer: Miha E. Habič (Great Barrington)
Regular fuzzy closed sets and extensions of a double fuzzy topological space. (English) Zbl 1476.54008
MSC:
54A40
A graph-theoretic approach to multiobjective permutation-based optimization. (English) Zbl 1477.90087
Jaćimović, Milojica (ed.) et al., Optimization and applications. 10th international conference, OPTIMA 2019, Petrovac, Montenegro, September 30 – October 4, 2019. Revised selected papers. Cham: Springer. Commun. Comput. Inf. Sci. 1145, 383-400 (2020).
Estimation of parameters of Nadarajah-Haghighi extension of the exponential distribution using perfect and imperfect ranked set sample. (English) Zbl 1474.62057
Power-aggregation of pseudometrics and the McShane-Whitney extension theorem for Lipschitz \(p\)-concave maps. (English) Zbl 1475.46073
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