Maximal estimates for nonsymmetric semigroups
    
    
  
  
  
      
      
      
        
Studia Mathematica, Tome 109 (1994) no. 1, pp. 41-49
    
  
  
  
  
  
    
      
      
        
      
      
      
    Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences
            
              Let $X_0, X_1,..., X_k$ be left-invariant vector fields on a Lie group and let $L = ∑_{i=1}^k X_i^2 + X_0$. Then L is the infinitesimal generator of a semigroup ${p_t}_{t≥0}$ of probability measures on G. Let $P*f(x) = ∑_{0
            
            
            
          
        
      @article{10_4064_sm_109_1_41_49,
     author = {Jacek Zienkiewicz},
     title = {Maximal estimates for nonsymmetric semigroups},
     journal = {Studia Mathematica},
     pages = {41--49},
     publisher = {mathdoc},
     volume = {109},
     number = {1},
     year = {1994},
     doi = {10.4064/sm-109-1-41-49},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-109-1-41-49/}
}
                      
                      
                    Jacek Zienkiewicz. Maximal estimates for nonsymmetric semigroups. Studia Mathematica, Tome 109 (1994) no. 1, pp. 41-49. doi: 10.4064/sm-109-1-41-49
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