. "RIV/44555601:13440/07:00003783!RIV08-MSM-13440___" . . "ultrafilter; character; fan; product; tightness"@en . "S, Z(MSM0021620839)" . "It is hown that characters of points in remainder of N are not smaller than any submeasurable cardinal less or equal to continuum, and that products of fans need not always increase tightness."@en . "RIV/44555601:13440/07:00003783" . "Characters of ultrafilters and tightness of products of fans" . . . . . "Characters of ultrafilters and tightness of products of fans"@en . . . "6"^^ . "154" . . "Topology and its Applications" . "NL - Nizozemsko" . . "2104-2109" . . . "10" . "Charaktery bod\u016F v z\u016Fstatku N nejsou men\u0161\u00ED ne\u017E subm\u011B\u0159iteln\u00E9 hakrdin\u00E1ly men\u0161\u00ED nebo rovny kontinuu. T\u011Bsnota sou\u010Dinu v\u011Bj\u00ED\u0159\u016F nemus\u00ED v\u017Edy nar\u016Fstat."@cs . "13440" . "Charaktery ultrafiltr\u016F a t\u011Bsnota sou\u010Din\u016F v\u011Bj\u00ED\u0159\u016F"@cs . . "413370" . "1"^^ . "0166-8641" . "1"^^ . "Charaktery ultrafiltr\u016F a t\u011Bsnota sou\u010Din\u016F v\u011Bj\u00ED\u0159\u016F"@cs . . . . "Characters of ultrafilters and tightness of products of fans"@en . "[F2E995E23F73]" . "Hu\u0161ek, Miroslav" . . "It is hown that characters of points in remainder of N are not smaller than any submeasurable cardinal less or equal to continuum, and that products of fans need not always increase tightness." . . "Characters of ultrafilters and tightness of products of fans" .