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          Volume 6, Issue 4, Article 121 | 
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             Normic Inequality of Two-Dimensional Viscosity Operator
 
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          Authors:  | 
          Yuehui Chen,  | 
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          Keywords: 
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          Legendre expansion, Two-dimension, Viscosity operator. | 
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          Date Received: 
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          22/02/05 | 
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          Date Accepted: 
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          01/09/03 | 
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          Subject Codes: | 
           
             65N35. 
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          Editors:  | 
          Sever S. Dragomir,   | 
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          Abstract: | 
           
              A relation between the coefficients of Legendre expansions of two-dimensional function and those for the derived function is given. With this relation the normic inequality of two-dimensional viscosity operator is obtained.
             
          
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