Commun. Korean Math. Soc. 2024; 39(3): 731-737
Online first article July 18, 2024 Printed July 31, 2024
https://doi.org/10.4134/CKMS.c230338
Copyright © The Korean Mathematical Society.
In this paper, we study the Hyers-Ulam stability of the classical iterative functional equation $f^n(x)=x$, the Babbage equation, using strictly monotonic approximate solutions on a real interval.
Keywords: Babbage equation, monotonic functions, iterative roots, Hyers-Ulam stability.
MSC numbers: Primary 39B12, 39A30, 26A18
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