Now showing items 1-2 of 2

    • Article
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      U-operators 

      Bernal González, Luis; Prado Tendero, José Antonio (Cambridge University Press, 2005-02)
      Inspired by a statement of W. Luh asserting the existence of entire functions having together with all their derivatives ...
    • Article
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      Universal functions for taylor shifts 

      Bernal González, Luis (Taylor & Francis, 1996)
      In this paper a new sort of operators, the Taylor shifts, is introduced. They appear as a generalization of weighted ...