J4 ›› 2012, Vol. 47 ›› Issue (10): 1-3.
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HAI Jin-ke, LI Zheng-xing, LI Xiao-yan
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Abstract:
Based on existing results in the literature, the theory of π-block coverings is further discussed. Some properties of π-block coverings are obtained and the transitivity of πblock coverings is proved,which generalizes some known theorems on p-block theory of p-separable groups.
Key words: π-separable group; π-block covering; Bπ-character
HAI Jin-ke, LI Zheng-xing, LI Xiao-yan. Some properties of π-block coverings[J].J4, 2012, 47(10): 1-3.
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