摘要: 
This article is devoted to the study of the symmetry in the Yetter-Drinfeld category of a finite-dimensional weak Hopf algebra.It generalizes the corresponding results in Hopf algebras.
                                                        
                            
                            																											
											
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                                        															高楠. SYMMETRIES IN YETTER-DRINFELD CATEGORIES OVER WEAK HOPF ALGEBRAS[J]. 数学物理学报(英文版), 2008, 28(4): 870-876.
																																									     												                                                                                                        	                                                           Gao Nan. SYMMETRIES IN YETTER-DRINFELD CATEGORIES OVER WEAK HOPF ALGEBRAS[J]. Acta mathematica scientia,Series B, 2008, 28(4): 870-876.