Interrelations between some noncontractibility conditions

DOI10.1007/BF02844461zbMath0795.54048OpenAlexW2048141424MaRDI QIDQ1197531

S. Singh

Publication date: 16 January 1993

Published in: Rendiconti del Circolo Matemàtico di Palermo. Serie II (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf02844461

zbMATH Keywords

\(Q\)-pointfansdendroidscontractible fanstype \(N\)

Mathematics Subject Classification ID

Continua and generalizations (54F15) Topological spaces of dimension (leq 1); curves, dendrites (54F50)

Related Items (2)

Examples and corrections concerning \(R^i\)-sets ⋮ Funciones entre dendroides (abanicos) que (no) preservan (no)contractibilidad

Cites Work

• Bend intersection property and dendroids of type N
• Contractibility and continous selections
• Homotopically fixed arcs and the contractibility of dendroids
• On contractible fans
• The set function T and homotopies
• Two invariants under continuity and the incomparability of fans
• Tree-likeness of dendroids and λ-dendroids
• Continuum Neighborhoods and Filterbases
• On contractible dendroids
• A countable broom which cannot be imbedded in the plane
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