(LC) conjecture on Frobenius powers of ideals
Let be a local or graded ring of prime characteristic , and let be an ideal, homogeneous in the graded case. Write for the ideal generated by the -th powers of elements of , and let denote zeroth local cohomology supported at . (LC) conjecture. There exists a positive integer such that
for all . Establishing this uniform linear bound on the annihilators of the zeroth local cohomology of Frobenius powers would imply, together with weak -regularity, that localizations are -regular; the conjecture is presented as an important application and its resolution is not given in the supplied text.
References
Primary source
Thomas Polstra and Pham Hung Quy, “Nilpotence of Frobenius actions on local cohomology and Frobenius closure of ideals”, arXiv:1803.04081 (2019).
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