ACTA MATHEMATICA
UNIVERSITATIS COMENIANAE




Vol. LXXXI, 1 (2012)
p. 61 - 69

Pexider Type Quartic Operators and Their Norms in Xλ Spaces

Zhihua Wang and Lei Liu

Received: May 10, 2011;   Accepted: September 6, 2011



Abstract.   In this paper, we introduce linear operators and obtain their exact norms defined on the function spaces Xλ and X6λ. These operators are constructed from the quartic functional equations and their Pexider versions.

Keywords:  Pexiderized quartic operator; operator norm; Xλ spaces.  

AMS Subject classification: Primary:  47A30, 47B38, 39B52.  




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Acta Mathematica Universitatis Comenianae
ISSN 0862-9544   (Printed edition)

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