Lyubeznik's finiteness conjecture for associated primes of Lyubeznik functors
Lyubeznik's finiteness conjecture for associated primes of Lyubeznik functors
Let be a regular ring. A Lyubeznik functor on is a functor built from local cohomology functors with support in locally closed subsets of , as in Lyubeznik's definition.
Lyubeznik's conjecture. For every Lyubeznik functor on , the module has finitely many associated prime ideals.
This is a generalization of the Huneke–Lyubeznik conjecture, since Lyubeznik functors include compositions of local cohomology functors. The paper proves new cases, while the conjecture remains open in general.
Sources & referencesView supporting material
Primary source
Takumi Murayama, “Finiteness of associated primes for local cohomology modules of excellent locally unramified regular rings of finite Krull dimension”, arXiv:2506.17875 (2025).
Additional references
4 papers in this index state this conjecture (2013–2025). The statement above is taken from the most recent of them; the others are arXiv:1512.05695, arXiv:1512.05686, arXiv:1304.4692.
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