Involutions on the second duals of group algebras
 versus subamenable groups
    
    
  
  
  
      
      
      
        
Studia Mathematica, Tome 206 (2011) no. 1, pp. 51-62
    
  
  
  
  
  
    
      
      
        
      
      
      
    Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences
            
              Let $L^1 (G)^{\ast \ast }$ be the second dual of the group algebra $L^1(G)$ of a locally compact group $G$. We study the question of involutions on $L^1 (G)^{\ast \ast }$. A new class of subamenable groups is introduced which is universal for all groups. There is no involution on $L^1(G)^{\ast \ast }$ for a subamenable group $G$.
            
            
            
          
        
      
                  
                    
                    
                    
                        
Keywords: 
ast ast second dual group algebra locally compact group study question involutions ast ast class subamenable groups introduced which universal groups there involution ast ast subamenable group
                    
                    
                    
                  
                
                
                
                
                
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              Ajit Iqbal Singh 1
@article{10_4064_sm206_1_4,
     author = {Ajit Iqbal Singh},
     title = {Involutions on the second duals of group algebras
 versus subamenable groups},
     journal = {Studia Mathematica},
     pages = {51--62},
     publisher = {mathdoc},
     volume = {206},
     number = {1},
     year = {2011},
     doi = {10.4064/sm206-1-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm206-1-4/}
}
                      
                      
                    TY - JOUR AU - Ajit Iqbal Singh TI - Involutions on the second duals of group algebras versus subamenable groups JO - Studia Mathematica PY - 2011 SP - 51 EP - 62 VL - 206 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm206-1-4/ DO - 10.4064/sm206-1-4 LA - en ID - 10_4064_sm206_1_4 ER -
Ajit Iqbal Singh. Involutions on the second duals of group algebras versus subamenable groups. Studia Mathematica, Tome 206 (2011) no. 1, pp. 51-62. doi: 10.4064/sm206-1-4
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