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S-acts Which Contains Properties of Relative Flatness(PDF)

《南京理工大学学报》（自然科学版）[ISSN:1005-9830/CN:32-1397/N]

Issue:
2003年01期
Page:
98-101
Research Field:
Publishing date:

Info

Title:
S-acts Which Contains Properties of Relative Flatness
Author(s):
FengDecheng WengChunsheng
School of Power Engineering,NUST,Nanjing 210094
Keywords:
semigroup;  group theory;  property;  A - flat;  A - principally flat;  condit ion (PA )
PACS:
O153
DOI:
-
Abstract:
The study of relative flatness of S - act is the important part of the study on flatness. In this paper, some equal descriptions are obtained by the relative flatness concept for some special situat ions ) under the condit ions of A - flat, A - principally flat and condition ( PA )

References:

1 刘仲奎. 强忠实右S - 系[ J ] . 数学杂志, 1995, 15( 4) : 429~ 435.
2 刘仲奎. 半群的S - 系理论[M] . 北京: 科学出版社, 1999.
3 Liu Zhong kui. A char acterization of regular monoids by flatness of left acts[ J] . Semigroup Fourm, 1993, 46: 85~ 89.
4 Bulman- Fleming S. Flat and strong ly flat S - systems[ J] . Communicatio n in Alg ebra, 1992, 20 ( 9) : 2 553~ 2 567.
5 Normak P. On equalizer- flat and pullback- flat acts[ J] . Semigroup Forum, 1987, 36: 293~ 313.

Memo

Memo:
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Last Update: 2013-03-17