Definition:Meet Semilattice/Definition 1
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Definition
Let $\struct {S, \preceq}$ be an ordered set.
Suppose that for all $a, b \in S$:
- $a \wedge b \in S$,
where $a \wedge b$ is the meet of $a$ and $b$.
Then the ordered structure $\struct {S, \wedge, \preceq}$ is called a meet semilattice.
Also see
- Results about meet semilattices can be found here.
Sources
- Semi-lattice. Encyclopedia of Mathematics. URL: https://www.encyclopediaofmath.org/index.php?title=Semi-lattice&oldid=39737