On the connectivity of finite subset spaces

Autor:	Rustam Sadykov, Jacob Mostovoy
Rok vydání:	2012
Předmět:	Combinatorics Mathematics - Geometric Topology Algebra and Number Theory Cell complex FOS: Mathematics Algebraic Topology (math.AT) Geometric Topology (math.GT) Cardinality (SQL statements) SPHERES Mathematics - Algebraic Topology Space (mathematics) Mathematics
Zdroj:	Fundamenta Mathematicae. 217:279-282
ISSN:	1730-6329 0016-2736
Popis:	We show that for an m-connected cell complex X the space exp_k X of non-empty subsets of X of cardinality at most k is (m + k - 2)-connected Comment: 2 pages
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eaa113d4581637172e1386cf4249b061 https://doi.org/10.4064/fm217-3-6 Zobrazit plný text záznamu