全部 |
  • 全部
  • 题名
  • 作者
  • 机构
  • 关键词
  • NSTL主题词
  • 摘要
检索 二次检索 AI检索
外文文献 中文文献
筛选条件:

1. The hyperspace of k-dimensional closed convex sets NSTL国家科技图书文献中心

Escobedo-Bustamante ... |  Jonard-Perez N. -  《Topology and its applications》 - 2025,360(Feb.1) - 1.1~1.29 - 共29页

摘要: denote the hyperspace of all k-dimensional closed |  and Kk,bn and the relation of these hyperspaces with | © 2024 The Author(s)For every n2, let Kkn |  convex subsets of the Euclidean space Rn endowed with |  the Atouch-Wets topology. Let Kk,bn be the subset of
关键词: Attouch-Wets metric |  Convex sets |  Fell topology |  Grassmannian |  Hausdorff metric |  Hyperspace |  Q-manifold

2. On the Functor Properties of Some Hyperspace Topologies NSTL国家科技图书文献中心

Bedritskiy, A. S. |  Timokhovich, V. L. -  《Russian mathematics》 - 2025,69(2) - 12~23 - 共12页

摘要: considered (exp(tau) X is the hyperspace (endowed with a | A continuous map X (f)-> Y and its extension |  exp(tau) X ((f) over bar)-> exp(tau) Y are |  topology tau) of the topological space X, (f) over bar (F | ) = [f(F)](Y) (the closure of a set f(F) in the space Y
关键词: hyperspace |  Fell topology |  locally finite topology |  Hausdorff metric topology |  infimum topology

3. Hyperspace approach to relation-based neighborhood operators NSTL国家科技图书文献中心

Przemski, Marian -  《International journal of approximate reasoning》 - 2025,181(Jun.) - 1.1~1.12 - 共12页

摘要:Recently, new, subsequent versions of |  neighborhoods have been defined based on the concept of |  relation-based neighborhoods introduced by Y.Y. Yao. This |  article proposes a unified concept for investigations of |  such neighborhoods. This work presents the notion of
关键词: Rough sets |  N rho-neighborhoods |  E rho-neighborhoods |  C rho-neighborhoods |  S rho-neighborhoods |  Hyper neighborhoods |  ROUGH SETS

4. Metrizable spaces homeomorphic to the hyperspace of nonblockers of singletons of a continuum NSTL国家科技图书文献中心

Maya D. |  Orozco-Zitli F.... -  《Topology and its applications》 - 2025,360(Feb.1) - 1.1~1.14 - 共14页

摘要: nondegenerate compact connected metric space. The hyperspace |  U and the hyperspace of nonblocker subsets of X | © 2024 Elsevier B.V.A continuum is a |  of all nonempty closed subsets of a continuum X |  topologized by the Hausdorff metric is denoted by 2X. Given
关键词: Continuum |  Nonblocker set |  Semi-boundary

5. Recurrence in collective dynamics: From the hyperspace to fuzzy dynamical systems NSTL国家科技图书文献中心

Alvarez, Illych |  Lopez-Martinez, Anto...... -  《Fuzzy sets and systems》 - 2025,506(Apr.15) - 1.1~1.13 - 共13页

摘要:), on the hyperspace of non-empty compact subsets of X | We study for a dynamical system f : X- X some |  of the principal topological recurrence-kind |  properties with respect to the induced maps f : K(X)- K(X | , and f: F(X)- F(X), on the space of normal fuzzy sets
关键词: Topological dynamics |  Hyperspaces of compact sets |  Spaces of fuzzy sets |  Topological recurrence |  Nonwandering systems |  Multiple recurrence |  Van der Waerden systems |  Point-recurrence |  Quasi-rigidity |  TOPOLOGICAL-ENTROPY...

6. Equivariant insight into hyperspaces of convex bodies NSTL国家科技图书文献中心

Antonyan, Sergey A. -  《Topology and its applications》 - 2025,364(Apr.1) - 1.1~1.23 - 共23页

摘要: hyperspaces studied here are cw(R-n) - the hyperspace of | Let cc(R-n) denote the hyperspace of all |  convex bodies of constant width, Bp - the hyperspace of |  curvature, L(n) - the hyperspace of convex bodies for | , c(n) - the hyperspace of convex sets for which the
关键词: Group action |  Lie group |  Hyperspace |  Compact convex set |  Orbit space |  Banach-Mazur compacta, Grunbaum conjecture |  ORBIT SPACES |  INVARIANT |  TOPOLOGY |  SLICES...

7. Topological entropy of induced spaces for an iterated function system NSTL国家科技图书文献中心

Peng, Dongmei |  Liu, Lei -  《Journal of difference equations and applications》 - 2025,31(1/4) - 478~489 - 共12页

摘要:) induces two natural systems, one is on the hyperspace |  entropy of its induced system on the hyperspace is also |  its induced hyperspace and probability measures | An iterated function system (or IFS for short |  and the other one is on the probability measures
关键词: Topological entropy |  iterated function system |  hyperspace |  probability measures space

8. On a characterization of complete metrizability of the Hausdorff metric topology NSTL国家科技图书文献中心

Hola, Lubica |  Zsilinszky, Laszlo -  《Fundamenta Mathematicae》 - 2025,268(3) - 共10页

摘要: metric topology on the hyperspace CL(X) of all nonempty | It is shown, under CH, that the Hausdorff |  closed subsets of a metric space (X, d) is completely |  metrizable if and only if (X, d) is completely metrizable |  and its completion remainder ( X X, d) is separable.
关键词: Hausdorff distance |  hyperspace |  completely metrizable |  hereditar ily Baire |  strong Choquet game

9. HFD spaces in two problems of countably compact like properties NSTL国家科技图书文献中心

Ortiz-Castillo, Y. F... |  Tomita, A. H. -  《Topology and its applications》 - 2025,367(Jun.1) - 1.1~1.14 - 共14页

摘要: hyperspace CL(X) is countably compact, but its 2c-power is | In this article we will construct a consistent |  space X such that every power smaller than 2c of its |  not countably compact. This provides a consistent |  negative answer to a question from I. Juh & aacute;sz and
关键词: Hyperspaces |  Vietoris topology |  Countably compact spaces |  p -compact spaces |  PSEUDOCOMPACTNESS |  HYPERSPACES |  ULTRAFILTERS

10. An Improved Frog Swarm Neural Network Algorithm Based on Hyper Space Dimensional Chaos Mapping NSTL国家科技图书文献中心

Ruo cheng Wang -  《The International Conference Optoelectronic Information and Optical Engineering (OIOE2024),Part One of Two Parts》 -  International Conference Optoelectronic Information and Optical Engineering - 2025, - 135130J.1~135130J.8 - 共8页

摘要: neural networks based on the hyperspace dimensional and |  concept of hyperspace dimensional and infinite folding | In the paper, an improved frog leaping swarm |  optimization algorithm was proposed for training feed-forward |  infinite folding inversion iterative chaos mapping. The
关键词: Chaos |  Neural network |  Frogs |  Intelligent control
检索条件Hyperspace
  • 检索词扩展

NSTL主题词

  • NSTL学科导航