On accumulation points

Petr Simon

Cahiers de Topologie et Géométrie Différentielle Catégoriques (1994)

  • Volume: 35, Issue: 4, page 321-327
  • ISSN: 1245-530X

How to cite

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Simon, Petr. "On accumulation points." Cahiers de Topologie et Géométrie Différentielle Catégoriques 35.4 (1994): 321-327. <http://eudml.org/doc/91552>.

@article{Simon1994,
author = {Simon, Petr},
journal = {Cahiers de Topologie et Géométrie Différentielle Catégoriques},
keywords = {approximation by closed sets; weak approximation by points; selective ultrafilter},
language = {eng},
number = {4},
pages = {321-327},
publisher = {Dunod éditeur, publié avec le concours du CNRS},
title = {On accumulation points},
url = {http://eudml.org/doc/91552},
volume = {35},
year = {1994},
}

TY - JOUR
AU - Simon, Petr
TI - On accumulation points
JO - Cahiers de Topologie et Géométrie Différentielle Catégoriques
PY - 1994
PB - Dunod éditeur, publié avec le concours du CNRS
VL - 35
IS - 4
SP - 321
EP - 327
LA - eng
KW - approximation by closed sets; weak approximation by points; selective ultrafilter
UR - http://eudml.org/doc/91552
ER -

References

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  1. 1 B. Balcar, J. Pelant and P. Simon, The space of ultrafilters on N covered by nowhere dense sets, Fund. Math.110 (1980), 11 - 24. Zbl0568.54004
  2. 2 W.W. Comfort and S. Negrepontis, The Theory of Ultrafilters, Springer-Verlag, New York - Heidelberg - Berlin, 1974, pp. 482. Zbl0298.02004
  3. 3 K. Kunen, Some points in βN, Proc. Cambridge Philos. Soc.80 (1976), 385 - 398. Zbl0345.02047
  4. 4 K. Kuratowski, Sur l'extension de deux théorèmes topologiques á la théorie des ensembles, Fund. Math.34 (1947), 34 - 38. Zbl0032.14504
  5. 5 P. Nyikos, J. Pelant and P. Simon, Sequential compactness and trees, (Unpublished manuscript). 
  6. 6 A. Pultr and A. Tozzi, Equationally closed subframes and representation of qoutient spaces, Cahiers de la Topologie et Géométrie Différentielle, (to appear). Zbl0789.54008
  7. 7 P. Simon, Divergent sequences in compact Hausdorff spaces, Colloq. Math. Soc. János Bolyai, 23. Topology (Budapest1977), 1087 - 1094. Zbl0439.54022

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