English-Finnish translations for hasse diagram

A diagram which represents a finite poset, in which nodes are elements of the poset and arrows represent the order relation between elements. Transitivity of the order relation is tacit, in other words, if $x \le y$ and $y \le z$ then no arrow is drawn from ''x'to ''z'', but if there is no distinct ''z'between ''x'and ''y' then an arrow is draw from ''x'to ''y''

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