| 2-Cocycles of original deformative Schrdinger-Virasoro algebras |
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| 基金项目： | the National Natural Science Foundation of China (Grant Nos. 10471091, 10671027);;Foundation of Shanghai Education Committee (Grant No. 06FZ029);;“One Hundred Talents Program” from University of Science and Technology of China |
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| 摘 要： | Both original and twisted Schrdinger-Virasoro algebras, and also their deformations were introduced and investigated in a series of papers by Henkel, Roger and Unterberger. In the present paper we aim at determining the 2-cocycles of original deformative Schrdinger-Virasoro algebras.
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| 关 键 词： | Schrdinger-Virasoro algebras 2-cocycles second cohomology groups |
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