A New Massey Product onExtGroups
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Zheng Qi-Bing
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Article
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1996
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Elsevier Science
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English
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Let H be a commutative coassociative Hopf algebra over a field K; then ลฝ . Ext K, K is a DGA. Suppose M is a right DGA-module over this DGA. We give H a new Massey product on this module and prove the basic properties of this Massey product. We have also discussed the case when M is a left DGA-modul