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math.AC2014
On the relation between Betti numbers of an Arf semigroup and its blowup
Michał Lasoń
In this note we prove the relation between Betti numbers of an Arf semigroup and its blowup in the case when they have the same multiplicity . The relation is then $β_{…
math.AC2014★ 1 cited
Equivalent condition for approximately Cohen-Macaulay complexes
Michał Lasoń
We give a necessary and sufficient condition for a simplicial complex to be approximately Cohen-Macaulay. Namely it is approximately Cohen-Macaulay if and only if the ideal associa…