Reflexive (original) (raw)
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Algebra Applied Mathematics Calculus and Analysis Discrete Mathematics Foundations of Mathematics Geometry History and Terminology Number Theory Probability and Statistics Recreational Mathematics Topology
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A relation 
on a set 
is reflexive provided that 
for every 
in 
.
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Cite this as:
Weisstein, Eric W. "Reflexive." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Reflexive.html