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The purpose of this paper is to establish a Nadel vanishing theorem for big line bundles with multiplier ideal sheaves of singular metrics admitting an analytic Zariski decomposition (such as, metrics with minimal singularities and Siu's…

Complex Variables · Mathematics 2015-11-16 Shin-ichi Matsumura

The problem of when the vanishing of a (generalized) Schur complement of a block matrix (corresponding to the leading principal subblock) implies that the other (generalized) Schur complement (corresponding to the trailing principal…

Rings and Algebras · Mathematics 2016-11-18 Kavita Bisht , K. C. Sivakumar

In this paper, we show that the GVC (generalized vanishing conjecture) holds for the differential operator $\Lambda=(\partial_x-\Phi(\partial_y))\partial_y$ and all polynomials $P(x,y)$, where $\Phi(t)$ is any polynomial over the base…

Algebraic Geometry · Mathematics 2018-01-16 Zhenzhen Feng , Xiaosong Sun

In this paper, we establish several results related to vanishing theorems for Mather-Jacobian multiplier ideals on a Gorenstein projective variety, including an injectivity theorem, a Nadel-type vanishing theorem, a Griffith-type vanishing…

Algebraic Geometry · Mathematics 2015-08-11 Wenbo Niu

In this note, we present a topological proof of the generalized Lelong-Poincar\'e formula. More precisely, when the zero locus of a section has a pure codimension equal to the rank of a holomorphic vector bundle, the top Chern class of the…

Algebraic Geometry · Mathematics 2024-10-03 Xiaojun Wu

We prove a factorization theorem of generalized functions for moduli spaces of semistable parabolic bundles of any rank.

Algebraic Geometry · Mathematics 2007-05-23 Xiaotao Sun

We revisit some of the basic results of generic vanishing theory, as pioneered by Green and Lazarsfeld, in the context of constructible sheaves. Using the language of perverse sheaves, we give new proofs of some of the basic results of this…

Algebraic Geometry · Mathematics 2017-02-22 Bhargav Bhatt , Christian Schnell , Peter Scholze

Using the notion of generalized divisors introduced by Hartshorne, we adapt the theory of adjoint forms to the case of Gorenstein curves. We show an infinitesimal Torelli-type theorem for vector bundles on Gorenstein curves. We also…

Algebraic Geometry · Mathematics 2016-03-31 Luca Rizzi , Francesco Zucconi

We prove the following generalization of the classical Lichnerowicz vanishing theorem: if $F$ is an oriented flat vector bundle over a closed spin manifold $M$ such that $TM$ carries a metric of positive scalar curvature, then $<\widehat…

Differential Geometry · Mathematics 2018-03-14 Jianqing Yu , Weiping Zhang

We prove the vanishing of a certain characteristic class of flat vector bundles when the structure groups of the bundles are contained in GL(N,Z). We do so by explicitly writing the characteristic class as an exact form on the base of the…

dg-ga · Mathematics 2016-08-31 Jean-Michel Bismut , John Lott

We formulate and establish a generalization of Koll\'ar's injectivity theorem for adjoint bundles twisted by suitable multiplier ideal sheaves. As applications, we generalize Koll\'ar's torsion-freeness, Koll\'ar's vanishing theorem, and a…

Complex Variables · Mathematics 2022-05-24 Osamu Fujino , Shin-ichi Matsumura

We use a Koszul-type resolution to prove a weak version of Bott's vanishing theorem for smooth hypersurfaces in $\mathbb{P}^n$ and use this result to prove a vanishing theorem for Hodge ideals associated with an effective Cartier divisor on…

Algebraic Geometry · Mathematics 2024-10-21 Anh Duc Vo

In this paper, we define vector bundles within the framework of almost mathematics (referred to as almost vector bundles) and establish the $v$-descent theorem together with a structure theorem for these bundles over perfectoid spaces. The…

Algebraic Geometry · Mathematics 2026-01-28 Yuntong Cui , Guo Li , Shuhan Jiang , Jiahong Yu

We prove an infinitary version of the Brauer-Schur theorem.

Combinatorics · Mathematics 2023-07-28 Shahram Mohsenipour

We obtain the Bogomolov-Sommese type vanishing theorem involving multiplier ideal sheaves for big line bundles. We define a dual Nakano semi-positivity of singular Hermitian metrics with L2-estimates and prove the vanishing theorem which is…

Complex Variables · Mathematics 2022-08-30 Yuta Watanabe

Griffiths and Harris showed in 1978 that if E is a rank n vector bundle on a smooth projective variety of dimension n, and if s is a section of E vanishing simply on a finite set Z, then any section of (K_X + det E) vanishing at all but one…

Algebraic Geometry · Mathematics 2019-09-25 Lawrence Ein , Robert Lazarsfeld

For proper surjective holomorphic maps from K"ahler manifolds to analytic spaces, we give a decomposition theorem for the cohomology groups of the canonical bundle twisted by Nakano semi-positive vector bundles by means of the higher direct…

Complex Variables · Mathematics 2018-01-29 Shin-ichi Matsumura

Let $E$ be a vector bundle on a smooth complex projective variety $X$. We study the family of sections $s_t\in H^0(E\otimes L_t)$ where $L_t\in Pic^0(X)$ is a family of topologically trivial line bundle and $L_0=\mathcal O_X,$ that is, we…

Algebraic Geometry · Mathematics 2016-04-13 Abel Castorena , Gian Pietro Pirola

We prove a generalization of the classical Poincar\'e-Lelong formula. Given a holomorphic section $f$, with zero set $Z$, of a Hermitian vector bundle $E\to X$, let $S$ be the line bundle over $X\setminus Z$ spanned by $f$ and let $Q=E/S$.…

Complex Variables · Mathematics 2010-03-16 Mats Andersson

In \cite{Broer1993}, it was shown that certain line bundles on $\widetilde{\mathcal{N}}=T^*G/B$ have vanishing higher cohomology. We prove a generalization of this theorem for real reductive algebraic groups. More specifically, if…

Representation Theory · Mathematics 2025-10-15 Jack A. Cook