A set 
of linear extensions of a partially
ordered set 
is a realizer of 
(and is said to realize 
)
provided that for all 
,
iff 
is below 
in every member of 
.
Realizer
See also
Dominance, Linear Extension, Partially Ordered Set, Poset DimensionExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Realizer." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Realizer.html