Abstract
A list of 22 definitions of stability of a functional equation and 5 definitions of stability of the alternation of two functional equations is given as well as some simple examples.
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Moszner, Z. Stability has many names. Aequat. Math. 90, 983–999 (2016). https://doi.org/10.1007/s00010-016-0429-8
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DOI: https://doi.org/10.1007/s00010-016-0429-8