Sh:960

• Shelah, S. (2017). Preserving old ([\omega]^{\aleph_0},\supseteq^*) is proper. Sarajevo J. Math., 13(26)(2), 141–154. arXiv: 1005.2802 MR: 3744785
• Abstract:
  We give some sufficient and necessary conditions on a forcing notion Q for preserving the forcing notion ([\omega]^{\aleph_0},\supseteq) is proper. They cover many reasonable forcing notions.
• Version 2017-09-18_12 (14p) published version (14p)

@article{Sh:960,
 author = {Shelah, Saharon},
 title = {{Preserving old $([\omega]^{\aleph_0},\supseteq^*)$ is proper}},
 journal = {Sarajevo J. Math.},
 fjournal = {Sarajevo Journal of Mathematics},
 volume = {13(26)},
 number = {2},
 year = {2017},
 pages = {141--154},
 issn = {1840-0655},
 mrnumber = {3744785},
 mrclass = {03E35 (03E50)},
 note = {\href{https://arxiv.org/abs/1005.2802}{arXiv: 1005.2802}},
 arxiv_number = {1005.2802}
}