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Towers, mad families, and unboundedness
We show that Hechler’s forcings for adding a tower and for adding a mad family can be represented as finite support iterations of Mathias forcings with respect to filters and that these filters are [Formula: see text] -Canjar for any countably directed unbounded family [Formula: see text] of the gro...
| Autores principales: | , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Springer Berlin Heidelberg
2023
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10227169/ https://www.ncbi.nlm.nih.gov/pubmed/37260528 http://dx.doi.org/10.1007/s00153-023-00861-x |