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On coherent systems of projections forN1-separable groups

 

作者: Paul C. Eklof,   Alan H. Mekler,   Saharon Shelah,  

 

期刊: Communications in Algebra  （Taylor Available online 1993）
卷期: Volume 21, issue 1  

页码: 343-353

 

ISSN:0092-7872

 

年代: 1993

 

DOI:10.1080/00927879208824564

 

出版商: Marcel Dekker, Inc.

 

数据来源: Taylor

 

摘要:

It is proved consistent with either CH ⌝CHor that there is an separable group of cardinality which does not have a coherent system of projections.It had previously been shown that it is consistent with ⌝CH that everyN1-separable group of cardinalityN1does have a coherent system of projections.

 

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