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    • 修正Po ly 算子的L P 逼近 

      林鹭; 陈文忠 (《工程数学学报》编辑部, 1996-09)
      摘 要本文引进非正性修正Po ly 算子, 并建立其逼近等价定理 Abstract In th is paper, a class of non2po sit ive modif ied Po ly operato rs is fo rm ed, and it s ap2 p rox im at ion equ ivalen t theo rem in L P 2space is estab lished.