Available in electronic format
Available in print format
Proceedings of the American Mathematical Society
Proceedings of the American Mathematical Society
ISSN 1088-6826 (e) ISSN 0002-9939 (p)
     

A counterexample concerning line-free groups and complete Erdos space

Author(s): Jan J. Dijkstra; Jan van Mill
Journal: Proc. Amer. Math. Soc. 134 (2006), 2281-2283.
MSC (2000): Primary 46B25, 54F45
Posted: February 2, 2006
Retrieve article in: PDF DVI PostScript

Abstract | References | Similar articles | Additional information

Abstract: We present a weakly closed, one-dimensional, line-free subgroup of the separable Banach space $ c$ that is not homeomorphic to complete Erdos space. The existence of this example disproves a conjecture of Dobrowolski, Grabowski, and Kawamura.


References:

1.
M. Abry and J. J. Dijkstra, On topological Kadec norms, Math. Ann. 332 (2005), 759-765. MR 2179775

2.
F. D. Ancel, T. Dobrowolski, and J. Grabowski, Closed subgroups in Banach spaces, Studia Math. 109 (1994), 277-290. MR 1274013 (95d:46009)

3.
J. J. Dijkstra and J. van Mill, Homeomorphism groups of manifolds and Erdos space, Electron. Res. Announc. Amer. Math. Soc. 10 (2004), 29-38. MR 2048429 (2005c:57025)

4.
J. J. Dijkstra and J. van Mill, Erdos space and homeomorphism groups of manifolds, preprint.

5.
J. J. Dijkstra and J. van Mill, Characterizing complete Erdos space, preprint.

6.
J. J. Dijkstra, J. van Mill and J. Steprans, Complete Erdos space is unstable, Math. Proc. Cambridge Philos. Soc. 137 (2004), 465-473. MR 2092071

7.
T. Dobrowolski, J. Grabowski, and K. Kawamura, Topological type of weakly closed subgroups in Banach spaces, Studia Math. 118 (1996), 49-62. MR 1373624 (97d:46013)

8.
P. Erdos, The dimension of the rational points in Hilbert space, Ann. of Math. 41 (1940), 734-736. MR 0003191 (2:178a)

9.
K. Kawamura, L. G. Oversteegen, and E. D. Tymchatyn, On homogeneous totally disconnected $ 1$-dimensional spaces, Fund. Math. 150 (1996), 97-112. MR 1391294 (97d:54060)

10.
M. Levin and R. Pol, A metric condition which implies dimension $ \le 1$, Proc. Amer. Math. Soc. 125 (1997), 269-273. MR 1389528 (97e:54033)

11.
L. G. Oversteegen and E. D. Tymchatyn, On the dimension of certain totally disconnected spaces, Proc. Amer. Math. Soc. 122 (1994), 885-891. MR 1273515 (95b:54040)


Similar Articles:

Retrieve articles in Proceedings of the American Mathematical Society with MSC (2000): 46B25, 54F45

Retrieve articles in all Journals with MSC (2000): 46B25, 54F45


Additional Information:

Jan J. Dijkstra
Affiliation: Faculteit der Exacte Wetenschappen/Afdeling Wiskunde, Vrije Universiteit, De Boelelaan 1081${}^a$, 1081 HV Amsterdam, The Netherlands
Email: dijkstra@cs.vu.nl

Jan van Mill
Affiliation: Faculteit der Exacte Wetenschappen/Afdeling Wiskunde, Vrije Universiteit, De Boelelaan 1081${}^a$, 1081 HV Amsterdam, The Netherlands
Email: vanmill@cs.vu.nl

DOI: 10.1090/S0002-9939-06-08232-3
PII: S 0002-9939(06)08232-3
Keywords: Banach space, line-free group, weakly closed, complete Erd\H os space, almost zero-dimensional
Received by editor(s): December 8, 2004
Received by editor(s) in revised form: February 25, 2005
Posted: February 2, 2006
Communicated by: N. Tomczak-Jaegermann
Copyright of article: Copyright 2006, American Mathematical Society
The copyright for this article reverts to public domain after 28 years from publication.


  AMS Website Logo Small Comments: webmaster@ams.org
© Copyright 2008, American Mathematical Society
Privacy Statement
Search the AMSPowered by Google