The jump number and the lattice of maximal antichains (Q807648)
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scientific article; zbMATH DE number 4208124
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The jump number and the lattice of maximal antichains |
scientific article; zbMATH DE number 4208124 |
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The jump number and the lattice of maximal antichains (English)
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1991
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The author explains the relation between the jump number s(P) and the length of the lattice of maximal antichains l(MA(P)) of an ordered set P: \[ | P| -l(MA(P))-1\leq s(P)\leq | P| -l(MA(P)). \] If P has height one or is N-free, then s(P) equals \(| P| -l(MA(P))\).
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jump number
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length of the lattice of maximal antichains
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