摘要: In this paper,we give some ways of computing invariants of some 3 manifolds,obtained by surgery on circular Hopf link,by using Kauffman polynomial. 
                                                        
                              
                             
                            
                            																								
								
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                                        															韩友发 . 某些三维流形不变量的计算[J]. 数学季刊, 1999, 14(3): 71-75.	
																																									     												                                                                                                        	                                                                                                                      Han Youfa. Calculations of Invariants for Some 3-manifolds[J]. Chinese Quarterly Journal of Mathematics, 1999, 14(3): 71-75.