Geodesic
Fat $P$-sets in the Space $\omega^*$
Ryszard Frankiewicz1 ; Magdalena Grzech2 ; Paweł Zbierski3
1 Institute of Mathematics Polish Academy of Sciences Śniadeckich 8 00-956 Warszawa, Poland
2 Institute of Mathematics Cracow University of Technology Warszawska 24 31-155 Kraków, Poland
3 Institute of Mathematics Warsaw University Banacha 2 02-097 Warszawa, Poland
Bulletin of the Polish Academy of Sciences. Mathematics, Tome 53 (2005) no. 2, pp. 121-129.

Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences

We prove that—consistently—in the space $\omega^*$ there are no $P$-sets with the $\mathbb C$-cc and any two fat $P$-sets with the ${\mathbb C}^+$-cc are coabsolute.
DOI : 10.4064/ba53-2-1
Keywords: prove consistently space omega * there p sets mathbb c cc fat p sets mathbb cc coabsolute

Ryszard Frankiewicz 1 ; Magdalena Grzech 2 ; Paweł Zbierski 3

1 Institute of Mathematics Polish Academy of Sciences Śniadeckich 8 00-956 Warszawa, Poland
2 Institute of Mathematics Cracow University of Technology Warszawska 24 31-155 Kraków, Poland
3 Institute of Mathematics Warsaw University Banacha 2 02-097 Warszawa, Poland 
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Ryszard Frankiewicz; Magdalena Grzech; Paweł Zbierski. Fat $P$-sets in the Space $\omega^*$. Bulletin of the Polish Academy of Sciences. Mathematics, Tome 53 (2005) no. 2, pp. 121-129. doi : 10.4064/ba53-2-1. http://geodesic.mathdoc.fr/articles/10.4064/ba53-2-1/

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