[1]Liu Renjie,New type combination constant formula[J].Journal of Zhengzhou University (Engineering Science),1993,14(01):108-118.
                                
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                                    Journal of Zhengzhou University (Engineering Science)[ISSN
                                    1671-6833/CN
                                    41-1339/T] Volume:
                                    14
                                    Number of periods:
                                    1993 01
                                    Page number:
                                    108-118
                                    Column:
                                    
                                    Public date:
                                    1993-03-28
                                
                                
                                    - Title:
 
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                                        New type combination constant formula
 
                                
                                
                                
                                    - Author(s):
 
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                                        Liu Renjie;
 
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                                        Zhengzhou Institute of Technology,
 
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                                    - Keywords:
 
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                                        Number of combinations;  dual -e -terms theorem;  high level equivalent differences
 
                                
                                
                                    - CLC:
 
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                                    - DOI:
 
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                                    - Abstract:
 
                                    - 
                                        This article obtains several new combinations such as Heng.