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          Volume 4, Issue 5, Article 85 | 
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             Beurling Vectors of Quasielliptic Systems of Differential Operators 
 
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          Authors:  | 
          Rachid Chaili,  | 
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          Keywords: 
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          Beurling vectors, Quasielliptic systems, Differential operators.  | 
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          Date Received: 
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          12/05/03 | 
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          Date Accepted: 
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          27/06/03 | 
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          Subject Codes: | 
           
             35H30,35H10. 
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          Editors:  | 
          Don B. Hinton,   | 
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          Abstract: | 
           
              We show the iterate property in Beurling classes for quasielliptic systems of differential operators. 
             
          
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