Iztok Banič (Avtor), Matevž Črepnjak (Avtor), Matej Merhar (Avtor), Uroš Milutinović (Avtor)

Povzetek

In [I.Banič, M. Črepnjak, M. Merhar, U. Milutinović, Limits of inverse limits, Topology Appl. 157 (2010) 439-450] the authors proved that if a sequence of graphs of surjective upper semi-continuous set-valued functions ▫$f_n: X \rightarrow 2^X$▫ converges to the graph of a continuous single-valued function ▫$f: X \rightarrow X$▫, then the sequence of corresponding inverse limits obtained from ▫$f_n$▫ converges to the inverse limit obtained from ▫$f$▫. In this paper a more general result is presented in which surjectivity of ▫$f_n$▫ is not required. Also, the result is generalized to the case of inverse sequences with non-constant sequences of bonding maps. Finally, these new theorems are applied to inverse limits with tent maps. Among other applications it is shown that the inverse limits appearing in the Ingram conjecture (with a point added) form an arc.

Ključne besede

matematika;topologija;kontinuumi;limite;inverzne limite;navzgor polzvezne večlične funkcije;ne zaključna dela;poti;loki;mathematics;topology;continua;limits;inverse limits;upper semi-continuous set-valued functions;paths;arcs;

Podatki

Jezik: Angleški jezik
Leto izida:
Tipologija: 0 - Ni določena
Organizacija: UM FNM - Fakulteta za naravoslovje in matematiko
UDK: 515.126
COBISS: 15352409 Povezava se bo odprla v novem oknu
ISSN: 1318-4865
Št. ogledov: 1325
Št. prenosov: 76
Ocena: 0 (0 glasov)
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Ostali podatki

Sekundarni jezik: Neznan jezik
Sekundarne ključne besede: Matematika;Topologija;Infinitezimalni račun;Funkcije (matematika);
URN: URN:SI:UM:
Vrsta dela (COBISS): Delo ni kategorizirano
Strani: str. 1-24
Letnik: ǂVol. ǂ47
Zvezek: ǂšt. ǂ1107
Čas izdaje: 2009
ID: 68033
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