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  Series representations
  
   
   Generalized power series
   
    
    Expansions at generic point z==z0
    For the function itself 
    
    Expansions on branch cuts
    
     
     For the function itself
     In the lower half-plane In the upper half-plane 
    
    Expansions at z==0
    For the function itself 
     
     For small integer powers of the function
     For the second power 
    
    Expansions at z==i
    For the function itself 
     
     For small integer powers of the function
     For the second power 
    
    Expansions at z==-i
    For the function itself 
     
     For small integer powers of the function
     For the second power 
    
    Expansions at z==infinity
    For the function itself 
     
     For small integer powers of the function
     For the second power Residue representations |