Glasnik Matematicki, Vol. 36, No.2 (2001), 177-191.

k-PROPER FAMILIES AND ALMOST APPROXIMATELY POLYNOMIAL FUNCTIONS

Jacek Tabor

Institute of Mathematics, Jagiellonian University, Reymonta 4 st., 30-059 Krakow, Poland
e-mail: tabor@im.uj.edu.pl


Abstract.   Using the notion of k-proper family we prove general results on the almost approximate stability of the polynomial functional equation. As one of the corollaries we obtain the generalization of a theorem of R. Ger.

1991 Mathematics Subject Classification.   39B22, 39B52.

Key words and phrases.   Polynomial, stability, approximation, almost everywhere.


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