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Communications in Algebra Volume 35, 2006 - Issue 1
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Original Articles

Ranks of Low K-Groups of Fibre Products

Xiaosheng Zhu Department of Mathematics, Nanjing University, Nanjing, ChinaCorrespondence[email protected]
Pages 339-354 | Received 18 Aug 2005, Published online: 07 Feb 2007
 
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Abstract

In this article, we discuss the ranks of low K-groups in pullback diagrams and give the upper and lower bounds on ranks of K-groups of a fibre product (or pullback) under some suitable conditions.

Mathematics Subject Classification:

ACKNOWLEDGMENTS

The author would like to give many thanks to the referee for many useful comments and suggestions. This work was partially supported by the Natural Science Foundation of Jiangsu province of China (BK 2005207).

Notes

Communicated by J. Kuzmanovich.

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