Relational System (original) (raw)
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A relational system is a structure 
consisting of a set 
, a collection of relations 
on 
, and a collection of functions 
on 
.
This entry contributed by Viktor Bengtsson
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Cite this as:
Bengtsson, Viktor. "Relational System." From MathWorld--A Wolfram Web Resource, created by Eric W. Weisstein. https://mathworld.wolfram.com/RelationalSystem.html