AbstractThe absolute value of the Möbius function of a bounded poset P with n + 2 elements satisfies This bound is sharp. The posets achieving it are classified. The same problem is solved for graded posets of given rank and attacked for finite lattices
We consider ‘supersaturation’ problems in partially ordered sets (posets) of the following form. Giv...
AbstractFix integers n and k with n≥k≥3. Duffus and Sands proved that if P is a finite poset and n≤|...
Abstract. A poset is said to be (2 + 2)-free if it does not contain an in-duced subposet that is iso...
AbstractThe absolute value of the Möbius function of a bounded poset P with n + 2 elements satisfies...
AbstractWe consider the poset of all posets on n elements where the partial order is that of inclusi...
We study the class of lattices generated by a family of intervals in a linear order. The results are...
AbstractWe study extremal problems concerning the Möbius function μ of certain families of subsets f...
For a class of posets we establish that the f-vector of the chain polytope dominates the f-vector of...
Gellert F, Lampe P. Maximum antichains in posets of quiver representations. Beiträge zur Algebra und...
We study the problem of determining the size of the largest intersecting P-free family for a given p...
We consider ‘supersaturation’ problems in partially ordered sets (posets) of the following form. Giv...
We study maximum antichains in two posets related to quiver representations. Firstly, we consider th...
We consider ‘supersaturation’ problems in partially ordered sets (posets) of the following form. Giv...
We study maximum antichains in two posets related to quiver representations. Firstly, we consider th...
AbstractA subset A of a poset P is a q-antichain if it can be obtained as the union of at most q ant...
We consider ‘supersaturation’ problems in partially ordered sets (posets) of the following form. Giv...
AbstractFix integers n and k with n≥k≥3. Duffus and Sands proved that if P is a finite poset and n≤|...
Abstract. A poset is said to be (2 + 2)-free if it does not contain an in-duced subposet that is iso...
AbstractThe absolute value of the Möbius function of a bounded poset P with n + 2 elements satisfies...
AbstractWe consider the poset of all posets on n elements where the partial order is that of inclusi...
We study the class of lattices generated by a family of intervals in a linear order. The results are...
AbstractWe study extremal problems concerning the Möbius function μ of certain families of subsets f...
For a class of posets we establish that the f-vector of the chain polytope dominates the f-vector of...
Gellert F, Lampe P. Maximum antichains in posets of quiver representations. Beiträge zur Algebra und...
We study the problem of determining the size of the largest intersecting P-free family for a given p...
We consider ‘supersaturation’ problems in partially ordered sets (posets) of the following form. Giv...
We study maximum antichains in two posets related to quiver representations. Firstly, we consider th...
We consider ‘supersaturation’ problems in partially ordered sets (posets) of the following form. Giv...
We study maximum antichains in two posets related to quiver representations. Firstly, we consider th...
AbstractA subset A of a poset P is a q-antichain if it can be obtained as the union of at most q ant...
We consider ‘supersaturation’ problems in partially ordered sets (posets) of the following form. Giv...
AbstractFix integers n and k with n≥k≥3. Duffus and Sands proved that if P is a finite poset and n≤|...
Abstract. A poset is said to be (2 + 2)-free if it does not contain an in-duced subposet that is iso...
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