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          Volume 7, Issue 3, Article 92 | 
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             Approximation of $B$-Continuous and $B$-Differentiable Functions by GBS Operators of Bernstein Bivariate Polynomials
 
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          Authors:  | 
          Ovidiu T. Pop, Mircea Farcas,  | 
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          Keywords: 
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          Linear positive operators, Bernstein bivariate polynomials, GBS operators, $B$-differentiable functions, approximation of $B$-differentiable functions by GBS operators, mixed modulus of smoothness. | 
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          Date Received: 
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          13/09/05 | 
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          Date Accepted: 
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          03/06/06 | 
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          Subject Codes: | 
           
             41A10, 41A25, 41A35, 41A36, 41A63. 
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          Editors:  | 
          Sever S. Dragomir,   | 
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          Abstract: | 
           
              In this paper we give an approximation of B-continuous and B -differentiable functions by GBS operators of Bernstein bivariate polynomials.
             
          
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