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This note reviews the authors' approach to Fujino's conjecture, i.e. the injectivity theorem for lc pairs on compact K\"ahler manifolds, via the use of adjoint ideal sheaves coupled with the associated residue computations in their previous…

Complex Variables · Mathematics 2024-11-12 Tsz On Mario Chan , Young-Jun Choi

In this short note we reduce the b-semiampleness conjecture for lc-trivial fibrations to the b-semiampleness conjecture for klt-trivial fibrations.

Algebraic Geometry · Mathematics 2013-11-06 Enrica Floris

We discuss adjunction formulas for fiber spaces and embeddings, extending the known results along the lines of the Adjunction Conjecture, independently proposed by Y. Kawamata and V.V. Shokurov. As an application, we simplify Koll\'ar's…

Algebraic Geometry · Mathematics 2007-05-23 Florin Ambro

Prokhorov and Shokurov introduced the famous effective adjunction conjecture, also known as the effective base-point-freeness conjecture. This conjecture asserts that the moduli component of an lc-trivial fibration is effectively…

Algebraic Geometry · Mathematics 2025-09-17 Jingjun Han , Jihao Liu , Qingyuan Xue

We study the relationship between Iitaka fibrations and the conjecture on the existence of complements, assuming the good minimal model conjecture. In one direction, we show that the conjecture on the existence of complements implies the…

Algebraic Geometry · Mathematics 2023-01-13 Guodu Chen , Jingjun Han , Jihao Liu

We introduce the Farrell-Jones Conjecture with coefficients in an additive category with G-action. This is a variant of the Farrell-Jones Conjecture about the algebraic K- or L-Theory of a group ring RG. It allows to treat twisted group…

K-Theory and Homology · Mathematics 2007-05-23 Arthur Bartels , Holger Reich

We derive a Liouville type result for special Lagrangian equations with certain "convexity" and restricted linear growth assumptions on the solutions.

Analysis of PDEs · Mathematics 2008-01-08 Micah Warren , Yu Yuan

Let G be a cocompact lattice in a virtually connected Lie group or the fundamental group of a 3-manifold. We prove the K-theoretic Farrell-Jones Conjecture (up to dimension one) and the L-theoretic Farrell-Jones Conjecture for G, where we…

Geometric Topology · Mathematics 2013-07-02 Arthur Bartels , F. T. Farrell , Wolfgang Lueck

We present an adjunction formula for foliations on varieties and we consider applications of the adjunction formula to the cone theorem for rank one foliations and the study of foliation singularities.

Algebraic Geometry · Mathematics 2024-12-09 Paolo Cascini , Calum Spicer

We establish a form of 2-adjunction (tentatively termed the *fundamental 2-adjunction*), building on the fundamental adjunction proposed by Olivia Caramello and Riccardo Zanfa, which provides a constructive method for the associated stack…

Category Theory · Mathematics 2025-06-17 Zheng Wei

We investigate Beauville's conjecture on the Chow ring of irreducible symplectic varieties. For special irreducible symplectic varieties we relate it to a conjecture on the existence of rational Lagrangian fibrations, which proves…

Algebraic Geometry · Mathematics 2014-10-22 Ulrike Riess

We give an unconditional proof of the Coba conjecture for wonderful compactifications of adjoint type for semisimple Lie groups of type $A_n$. We also give a proof of a slightly weaker conjecture for wonderful compactifications of adjoint…

Algebraic Geometry · Mathematics 2025-04-08 Christopher Manon , David McKinnon , Matthew Satriano

We prove the boundedness of complements modulo two conjectures: Borisov-Alexeev conjecture and effective adjunction for fibre spaces. We discuss the last conjecture and prove it in two particular cases.

Algebraic Geometry · Mathematics 2010-04-26 Yu. G. Prokhorov , V. V. Shokurov

In this thesis new objects to the existing set of invariants of Lie algebras are added. These invariant characteristics are capable of describing the nilpotent parametric continuum of Lie algebras. The properties of these invariants, in…

Mathematical Physics · Physics 2015-06-23 Jiří Hrivnák

From the generalized Riemann hypothesis for motivic L-functions, we derive an effective version of the Sato-Tate conjecture for an abelian variety A defined over a number field k with connected Sato-Tate group. By effective we mean that we…

Number Theory · Mathematics 2023-10-16 Alina Bucur , Francesc Fité , Kiran S. Kedlaya

In this paper we present a new approach to prove effective results in Diophantine approximation. We then use it to prove an effective theorem on the simultaneous approximation of two algebraic numbers satisfying an algebraic equation with…

Number Theory · Mathematics 2020-05-15 Matthias Nickel

In this paper we provide some conditions under which a Lie derivation on a trivial extension algebra is proper, that is, it can be decomposed into the sum of a derivation and a center valued map. We extend some known results on the…

Rings and Algebras · Mathematics 2015-06-02 A. H. Mokhtari , F. Moafian , H. R. Ebrahimi Vishki

We prove that the moduli b-divisor of an lc-trivial fibration from a log canonical pair is log abundant. The result follows from a theorem on the restriction of the moduli b-divisor, based on a theory of lc-trivial morphisms, which allows…

Algebraic Geometry · Mathematics 2021-02-16 Zhengyu Hu

We study the Farrell-Jones Conjecture with coefficients in an additive G-category with involution. This is a variant of the L-theoretic Farrell-Jones Conjecture which originally deals with group rings with the standard involution. We show…

K-Theory and Homology · Mathematics 2007-10-15 Arthur Bartels , Wolfgang Lueck

We prove the K- and the $L$-theoretic Farrell-Jones conjecture with coefficients in additive categories and with finite wreath products for arbitrary lattices in virtually connected Lie groups.

K-Theory and Homology · Mathematics 2016-07-20 Holger Kammeyer , Wolfgang Lueck , Henrik Rueping
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