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Kobayashi-Ochiai proved that the set of dominant maps from a fixed variety to a fixed variety of general type is finite. We prove the natural extension of their finiteness theorem to Campana's orbifold pairs.

Algebraic Geometry · Mathematics 2023-08-03 Finn Bartsch , Ariyan Javanpeykar

We introduce a theory of uniform K-stability for big line bundles on smooth projective varieties. This extends the existing theory both for varieties with ample line bundles, and for varieties with big anticanonical class. Our main result…

Algebraic Geometry · Mathematics 2026-03-27 Ruadhaí Dervan , Rémi Reboulet

By proving an integral formula of the curvature tensor of $E\ts \det E$, we observe that the curvature tensor of $E\ts \det E$ is very similar to that of a line bundle and obtain certain new Kodaira-Akizuki-Nakano type vanishing theorems…

Algebraic Geometry · Mathematics 2015-07-23 Kefeng Liu , Xiaokui Yang

The celebrated Kadison--Sakai theorem states that every derivation on a von Neumann algebra is inner. In this paper, we prove this theorem for ultraweakly continuous *-\sigma-derivations, where \sigma is an ultraweakly continuous surjective…

Functional Analysis · Mathematics 2008-01-07 M. Mirzavaziri , M. S. Moslehian

We prove new kernel theorems for a general class of Beurling-Bj\"orck type spaces. In particular, our results cover the classical Beurling-Bj\"orck spaces $\mathcal{S}^{(\omega)}_{(\eta)}$ and $\mathcal{S}^{\{\omega\}}_{\{\eta\}}$ defined…

Functional Analysis · Mathematics 2023-07-28 Lenny Neyt , Jasson Vindas

We derive atomic decompositions and frames for weighted Bergman spaces of several complex variables on the unit ball in the spirit of Coifman, Rochberg, and Luecking. In contrast to our predecessors, we use group theoretic methods, in…

Complex Variables · Mathematics 2015-04-03 Jens Christensen , Karlheinz Gröchenig , Gestur Ólafsson

We establish a generalized Cassels-Tate dual exact sequence for 1-motives over global fields. We thereby extend the main theorem of [4] from abelian varieties to arbitrary 1-motives.

Number Theory · Mathematics 2008-11-28 Cristian D. Gonzalez-Aviles , Ki-Seng Tan

We prove a general theorem that gives a non trivial relation in the group of derived autoequivalences of a variety (or stack) X, under the assumption that there exists a suitable functor from the derived category of another variety Y…

Algebraic Geometry · Mathematics 2008-01-03 Alberto Canonaco

We propose a generalization of Quillen's exact category -- arithmetic exact category and we discuss conditions on such categories under which one can establish the notion of Harder-Narasimhan filtrations and Harder-Narsimhan polygons.…

Algebraic Geometry · Mathematics 2007-07-02 Huayi Chen

We demonstrate how some classical computations of divisor class groups can be obtained using the theory of rational coefficient Weil divisors and related results of Watanabe.

Commutative Algebra · Mathematics 2009-01-07 Anurag K. Singh , Sandra Spiroff

In this paper we prove the weighted martingale Carleson Embedding Theorem with matrix weights both in the domain and in the target space.

Classical Analysis and ODEs · Mathematics 2017-08-25 Amalia Culiuc , Sergei Treil

Recently a new proof was given for Beurling's Ingham type theorem on one-dimensional nonharmonic Fourier series, providing explicit constants. We improve this result by applying a short elementary method instead of the previous complex…

Classical Analysis and ODEs · Mathematics 2008-12-01 Vilmos Komornik

We prove Ibukiyama's conjectures on Siegel modular forms of half-integral weight and of degree 2 by using Arthur's multiplicity formula on the split odd special orthogonal group $\SO_5$ and Gan-Ichino's multiplicity formula on the…

Number Theory · Mathematics 2021-05-06 Hiroshi Ishimoto

The present article contains a short introduction to Modular Theory for von Neumann algebras with a cyclic and separating vector. It includes the formulation of the central result in this area, the Tomita-Takesaki theorem, and several of…

Operator Algebras · Mathematics 2013-04-12 Fernando Lledó

We prove that the specialization to q=1 of a Kirillov-Reshetikhin module for an untwisted quantum affine algebra of classical type is projective in a suitable category. This yields a uniform character formula for the Kirillov-Reshetikhin…

Quantum Algebra · Mathematics 2011-02-10 Vyjayanthi Chari , Jacob Greenstein

We reconstruct finite-dimensional quantum theory with superselection rules, which can describe hybrid quantum-classical systems, from four purely operational postulates: symmetric sharpness, complete mixing, filtering, and local equality.…

Quantum Physics · Physics 2026-05-26 Kenji Nakahira

We study classes of ultradifferentiable functions defined in terms of small weight sequences violating standard growth and regularity requirements. First, we show that such classes can be viewed as weighted spaces of entire functions for…

Functional Analysis · Mathematics 2023-09-27 David Nicolas Nenning , Gerhard Schindl

Using the Naimark dilation theory we investigate the question under what conditions an observable which is a coarse graining of another observable is a function of it. To this end, conditions for the separability and for the Boolean…

Quantum Physics · Physics 2009-11-10 A. Dvurecenskij , P. Lahti , S. Pulmannova , K. Ylinen

It is proved that, if $K$ is a complete discrete valuation field of mixed characteristic $(0,p)$ with residue field satisfying a mild condition, then any abelian variety over $K$ with potentially good reduction has finite…

Number Theory · Mathematics 2013-04-17 Yusuke Kubo , Yuichiro Taguchi

We characterize those finite groups for which the bounded derived category of finite dimensional representations over an algebraically closed field of characteristic $p$ has distributive lattice of thick subcategories: they are precisely…

Representation Theory · Mathematics 2026-05-01 Sira Gratz , Greg Stevenson