Results 31 to 40 of about 5,413 (56)

Limits of saturated ideals

open access: yesJournal of the London Mathematical Society, Volume 111, Issue 6, June 2025.
Abstract We investigate the question of when a given homogeneous ideal is a limit of saturated ones. We provide cohomological necessary criteria for this to hold and apply them to a range of examples. In small cases, we characterise the limits. We also supply a number of auxiliary results on the classical and multigraded Hilbert schemes, for example ...
Joachim Jelisiejew, Tomasz Mańdziuk
wiley   +1 more source

Higher rank sheaves on threefolds and functional equations

open access: yes, 2019
We consider the moduli space of stable torsion free sheaves of any rank on a smooth projective threefold. The singularity set of a torsion free sheaf is the locus where the sheaf is not locally free. On a threefold it has dimension $\leq 1$.
Gholampour, Amin, Kool, Martijn
core  

On infinite dimensional Volterra type operators

open access: yes, 2009
In this paper we study Volterra type operators on infinite dimensional simplex. It is provided a sufficient condition for Volterra type operators to be bijective.
Mukhamedov, Farrukh, Saburov, Mansoor
core   +1 more source

Factorization and pseudofactorization of weighted graphs. [PDF]

open access: yesDiscrete Appl Math, 2023
Sheridan K   +4 more
europepmc   +1 more source

A Density of Ramified Primes. [PDF]

open access: yesRes Number Theory, 2022
Chan S, McMeekin C, Milovic D.
europepmc   +1 more source

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