Summary.
We present a collection of open problems connected with the functional equation of associativity that have arisen in the course of various investigations in the theory of probabilistic metric spaces, statistical dependence, models for fuzzy logic and related topics.
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Manuscript received: September 3, 2001 and, in final form, March 25, 2002
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Alsina, C., Frank, M.J. & Schweizer, B. Problems on associative functions . Aequat. Math. 66, 128–140 (2003). https://doi.org/10.1007/s00010-003-2673-y
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DOI: https://doi.org/10.1007/s00010-003-2673-y